COVER INFORMATION Station: VLBA_MK (Code Mk ) Experiment: Precessing nozzle in 1633+382 Exp. Code: bk107f Schedule Version: 1.00 Processed by SCHED version: NRAO internal release of 4 October 2004 PI: T.P. Krichbaum Address: Max-Planck-Institut fuer Radioastronomie Auf dem Huegel 69 53121 Bonn Germany Phone: 0049-228-525-295 EMAIL: tkrichbaum@mpifr-bonn.mpg.de Fax: 0049-228-525-229 Phone during observation: 0049-228-525-295 Observing mode: 256-8-2 Notes: Will use automatic reference pointing. use 1749+096, 3C345, 0716+714 as EVPA calibrators EB_VLBA uses only 13mm and 7mm Schedule for VLBA_MK (Code Mk ) Page 2 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 06 30 00 0716+714 05 02 20 34.6 12.9 -2.3 -139.0 0 1 1 0 06 30 00 06 34 00 --- 05 06 21 34.8 12.6 -2.3 -140.1 240 F 1 3200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 06 34 00 0716+714 05 06 21 34.8 12.6 -2.3 -140.1 -4 1 1 3200 06 34 00 06 37 00 --- 05 09 21 34.9 12.4 -2.2 -141.0 176 F 1 5600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 06 37 00 0716+714 05 09 21 34.9 12.4 -2.2 -141.0 -4 1 1 5600 06 37 00 06 41 00 --- 05 13 22 35.1 12.1 -2.2 -142.1 236 F 1 8800 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 06 47 00 0716+714 05 19 23 35.4 11.6 -2.1 -143.8 354 1 1 8800 06 47 00 06 51 00 --- 05 23 23 35.6 11.3 -2.0 -144.9 240 F 1 12000 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 06 51 00 0716+714 05 23 23 35.6 11.3 -2.0 -144.9 -4 1 1 12000 06 51 00 06 54 00 --- 05 26 24 35.7 11.0 -1.9 -145.8 176 F 1 14400 Schedule for VLBA_MK (Code Mk ) Page 3 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 06 54 00 0716+714 05 26 24 35.7 11.0 -1.9 -145.8 -4 1 1 14400 06 54 00 06 58 00 --- 05 30 25 35.9 10.7 -1.9 -146.9 236 F 1 17600 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 07 04 00 0716+714 05 36 26 36.2 10.2 -1.8 -148.6 354 1 2 17600 07 04 00 07 08 00 --- 05 40 26 36.3 9.9 -1.7 -149.8 240 R 1 14400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 07 08 00 0716+714 05 40 26 36.3 9.9 -1.7 -149.8 -4 1 2 14400 07 08 00 07 11 00 --- 05 43 27 36.5 9.6 -1.7 -150.6 176 R 1 12000 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 07 11 00 0716+714 05 43 27 36.5 9.6 -1.7 -150.6 -4 1 2 12000 07 11 00 07 15 00 --- 05 47 27 36.6 9.2 -1.6 -151.8 236 R 1 8800 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 07 21 00 0716+714 05 53 28 36.8 8.7 -1.5 -153.6 354 1 2 8800 07 21 00 07 25 00 --- 05 57 29 37.0 8.4 -1.4 -154.7 240 R 1 5600 Schedule for VLBA_MK (Code Mk ) Page 4 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 07 25 00 0716+714 05 57 29 37.0 8.4 -1.4 -154.7 -4 1 2 5600 07 25 00 07 28 00 --- 06 00 30 37.1 8.1 -1.4 -155.6 176 R 1 3200 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 07 28 00 0716+714 06 00 30 37.1 8.1 -1.4 -155.6 -4 1 2 3200 07 28 00 07 32 00 --- 06 04 30 37.2 7.7 -1.3 -156.8 236 R 1 0 11 09 00 1633+382 09 42 06 2.2 50.0 -6.9 D -66.4 12944 1 3 0 11 09 00 11 13 00 --- 09 46 06 2.9 50.3 -6.8 -67.0 0 F 1 3200 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 11 19 00 3C345 09 52 07 3.3 48.6 -6.9 -66.8 353 1 3 3200 11 19 00 11 23 00 --- 09 56 08 4.0 48.9 -6.8 -67.4 240 F 1 6400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 11 23 00 3C345 09 56 08 4.0 48.9 -6.8 -67.4 -4 1 3 6400 11 23 00 11 26 00 --- 09 59 09 4.5 49.2 -6.7 -67.9 176 F 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 11 26 00 3C345 09 59 09 4.5 49.2 -6.7 -67.9 -4 1 3 8800 11 26 00 11 30 00 --- 10 03 09 5.2 49.5 -6.7 -68.5 236 F 1 12000 Schedule for VLBA_MK (Code Mk ) Page 5 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 11 53 00 1633+382 10 26 13 10.3 53.0 -6.2 -72.9 1364 1 3 12000 11 53 00 11 57 00 --- 10 30 14 11.1 53.3 -6.1 -73.4 240 F 1 15200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 11 57 00 1633+382 10 30 14 11.1 53.3 -6.1 -73.4 -4 1 3 15200 11 57 00 12 00 00 --- 10 33 14 11.7 53.4 -6.0 -73.9 176 F 1 17600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 12 00 00 1633+382 10 33 14 11.7 53.4 -6.0 -73.9 -4 1 4 17600 12 00 00 12 04 00 --- 10 37 15 12.4 53.7 -6.0 -74.4 236 R 1 14400 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 12 10 00 1633+382 10 43 16 13.6 54.0 -5.9 -75.3 352 1 4 14400 12 10 00 12 14 00 --- 10 47 17 14.3 54.2 -5.8 -75.9 240 R 1 11200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 12 14 00 1633+382 10 47 17 14.3 54.2 -5.8 -75.9 -4 1 4 11200 12 14 00 12 17 00 --- 10 50 17 14.9 54.3 -5.8 -76.3 176 R 1 8800 Schedule for VLBA_MK (Code Mk ) Page 6 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 12 17 00 1633+382 10 50 17 14.9 54.3 -5.8 -76.3 -4 1 4 8800 12 17 00 12 21 00 --- 10 54 18 15.7 54.5 -5.7 -76.9 236 R 1 5600 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 12 27 00 3C345 11 00 19 15.7 52.7 -5.7 -77.1 353 1 4 5600 12 27 00 12 31 00 --- 11 04 19 16.5 52.9 -5.6 -77.7 240 R 1 2400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 12 31 00 3C345 11 04 19 16.5 52.9 -5.6 -77.7 -4 1 4 2400 12 31 00 12 34 00 --- 11 07 20 17.0 53.0 -5.6 -78.1 176 R 1 0 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 12 34 00 3C345 11 07 20 17.0 53.0 -5.6 -78.1 -4 1 5 0 12 34 00 12 38 00 --- 11 11 20 17.8 53.2 -5.5 -78.7 236 F 1 3200 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 13 01 00 1633+382 11 34 24 23.4 56.0 -5.0 -82.6 1363 1 5 3200 13 01 00 13 05 00 --- 11 38 25 24.2 56.1 -5.0 -83.1 240 F 1 6400 Schedule for VLBA_MK (Code Mk ) Page 7 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 13 05 00 1633+382 11 38 25 24.2 56.1 -5.0 -83.1 -4 1 5 6400 13 05 00 13 08 00 --- 11 41 25 24.8 56.2 -4.9 -83.6 176 F 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 13 08 00 1633+382 11 41 25 24.8 56.2 -4.9 -83.6 -4 1 5 8800 13 08 00 13 12 00 --- 11 45 26 25.6 56.3 -4.8 -84.2 236 F 1 12000 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 13 18 00 1633+382 11 51 27 26.8 56.4 -4.7 -85.0 352 1 5 12000 13 18 00 13 22 00 --- 11 55 28 27.5 56.5 -4.7 -85.6 240 F 1 15200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 13 22 00 1633+382 11 55 28 27.5 56.5 -4.7 -85.6 -4 1 5 15200 13 22 00 13 25 00 --- 11 58 28 28.1 56.5 -4.6 -86.1 176 F 1 17600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 13 25 00 1633+382 11 58 28 28.1 56.5 -4.6 -86.1 -4 1 6 17600 13 25 00 13 29 00 --- 12 02 29 28.9 56.6 -4.5 -86.6 236 R 1 14400 Schedule for VLBA_MK (Code Mk ) Page 8 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 13 35 00 1749+096 12 08 30 7.1 82.3 -5.7 -71.0 310 1 6 14400 13 35 00 13 39 00 --- 12 12 30 8.1 82.6 -5.7 -71.2 240 R 1 11200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 13 39 00 1749+096 12 12 30 8.1 82.6 -5.7 -71.2 -4 1 6 11200 13 39 00 13 42 00 --- 12 15 31 8.8 82.8 -5.6 -71.3 176 R 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 13 42 00 1749+096 12 15 31 8.8 82.8 -5.6 -71.3 -4 1 6 8800 13 42 00 13 46 00 --- 12 19 32 9.7 83.2 -5.5 -71.4 236 R 1 5600 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 13 52 00 3C345 12 25 33 32.0 54.7 -4.3 -90.0 310 1 6 5600 13 52 00 13 56 00 --- 12 29 33 32.7 54.7 -4.2 -90.6 240 R 1 2400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 13 56 00 3C345 12 29 33 32.7 54.7 -4.2 -90.6 -4 1 6 2400 13 56 00 13 59 00 --- 12 32 34 33.3 54.7 -4.2 -91.1 176 R 1 0 Schedule for VLBA_MK (Code Mk ) Page 9 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 13 59 00 3C345 12 32 34 33.3 54.7 -4.2 -91.1 -4 1 7 0 13 59 00 14 03 00 --- 12 36 34 34.1 54.7 -4.1 -91.8 236 F 1 3200 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 14 09 00 1633+382 12 42 35 36.8 56.6 -3.9 -92.8 349 1 7 3200 14 09 00 14 13 00 --- 12 46 36 37.6 56.6 -3.8 -93.5 240 F 1 6400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 14 13 00 1633+382 12 46 36 37.6 56.6 -3.8 -93.5 -4 1 7 6400 14 13 00 14 16 00 --- 12 49 37 38.2 56.5 -3.8 -94.0 176 F 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 14 16 00 1633+382 12 49 37 38.2 56.5 -3.8 -94.0 -4 1 7 8800 14 16 00 14 20 00 --- 12 53 37 39.0 56.5 -3.7 -94.6 236 F 1 12000 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 14 26 00 1633+382 12 59 38 40.1 56.3 -3.6 -95.7 352 1 7 12000 14 26 00 14 30 00 --- 13 03 39 40.9 56.2 -3.5 -96.3 240 F 1 15200 Schedule for VLBA_MK (Code Mk ) Page 10 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 14 30 00 1633+382 13 03 39 40.9 56.2 -3.5 -96.3 -4 1 7 15200 14 30 00 14 33 00 --- 13 06 39 41.5 56.1 -3.5 -96.9 176 F 1 17600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 14 33 00 1633+382 13 06 39 41.5 56.1 -3.5 -96.9 -4 1 8 17600 14 33 00 14 37 00 --- 13 10 40 42.3 56.0 -3.4 -97.6 236 R 1 14400 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 14 43 00 3C345 13 16 41 41.7 53.8 -3.4 -98.8 353 1 8 14400 14 43 00 14 47 00 --- 13 20 42 42.5 53.6 -3.4 -99.5 240 R 1 11200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 14 47 00 3C345 13 20 42 42.5 53.6 -3.4 -99.5 -4 1 8 11200 14 47 00 14 50 00 --- 13 23 42 43.1 53.5 -3.3 -100.1 176 R 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 14 50 00 3C345 13 23 42 43.1 53.5 -3.3 -100.1 -4 1 8 8800 14 50 00 14 54 00 --- 13 27 43 43.8 53.3 -3.3 -100.9 236 R 1 5600 Schedule for VLBA_MK (Code Mk ) Page 11 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 15 00 00 1633+382 13 33 44 46.8 54.9 -3.0 -101.9 348 1 8 5600 15 00 00 15 04 00 --- 13 37 44 47.5 54.7 -3.0 -102.7 240 R 1 2400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 15 04 00 1633+382 13 37 44 47.5 54.7 -3.0 -102.7 -4 1 8 2400 15 04 00 15 07 00 --- 13 40 45 48.1 54.5 -2.9 -103.3 176 R 1 0 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 15 07 00 1633+382 13 40 45 48.1 54.5 -2.9 -103.3 -4 1 9 0 15 07 00 15 11 00 --- 13 44 46 48.9 54.2 -2.8 -104.1 236 F 1 3200 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 15 17 00 0716+714 13 50 47 16.5 -19.3 6.5 76.9 289 1 9 3200 15 17 00 15 21 00 --- 13 54 47 16.2 -19.3 6.5 75.9 240 F 1 6400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 15 21 00 0716+714 13 54 47 16.2 -19.3 6.5 75.9 -4 1 9 6400 15 21 00 15 24 00 --- 13 57 48 15.9 -19.2 6.6 75.2 176 F 1 8800 Schedule for VLBA_MK (Code Mk ) Page 12 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 15 24 00 0716+714 13 57 48 15.9 -19.2 6.6 75.2 -4 1 9 8800 15 24 00 15 28 00 --- 14 01 48 15.6 -19.1 6.7 74.3 236 F 1 12000 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 15 34 00 1633+382 14 07 49 53.2 52.1 -2.5 -109.3 279 1 9 12000 15 34 00 15 38 00 --- 14 11 50 54.0 51.7 -2.4 -110.3 240 F 1 15200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 15 38 00 1633+382 14 11 50 54.0 51.7 -2.4 -110.3 -4 1 9 15200 15 38 00 15 41 00 --- 14 14 51 54.5 51.3 -2.3 -111.0 176 F 1 17600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 15 41 00 1633+382 14 14 51 54.5 51.3 -2.3 -111.0 -4 1 10 17600 15 41 00 15 45 00 --- 14 18 51 55.3 50.8 -2.3 -112.1 236 R 1 14400 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 15 51 00 1633+382 14 24 52 56.4 50.0 -2.2 -113.7 352 1 10 14400 15 51 00 15 55 00 --- 14 28 53 57.1 49.4 -2.1 -114.8 240 R 1 11200 Schedule for VLBA_MK (Code Mk ) Page 13 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 15 55 00 1633+382 14 28 53 57.1 49.4 -2.1 -114.8 -4 1 10 11200 15 55 00 15 58 00 --- 14 31 53 57.6 48.9 -2.1 -115.7 176 R 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 15 58 00 1633+382 14 31 53 57.6 48.9 -2.1 -115.7 -4 1 10 8800 15 58 00 16 02 00 --- 14 35 54 58.3 48.3 -2.0 -116.8 236 R 1 5600 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 16 06 00 1749+096 14 39 55 42.7 95.2 -3.2 -71.9 203 1 10 5600 16 06 00 16 10 00 --- 14 43 55 43.6 95.6 -3.1 -71.8 240 R 1 2400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 16 10 00 1749+096 14 43 55 43.6 95.6 -3.1 -71.8 -4 1 10 2400 16 10 00 16 13 00 --- 14 46 56 44.3 95.9 -3.1 -71.7 176 R 1 0 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 16 13 00 1749+096 14 46 56 44.3 95.9 -3.1 -71.7 -4 1 11 0 16 13 00 16 17 00 --- 14 50 56 45.3 96.3 -3.0 -71.5 236 F 1 3200 Schedule for VLBA_MK (Code Mk ) Page 14 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 16 21 00 1633+382 14 54 57 61.6 44.5 -1.7 -123.0 199 1 11 3200 16 21 00 16 25 00 --- 14 58 58 62.2 43.6 -1.6 -124.4 240 F 1 6400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 16 25 00 1633+382 14 58 58 62.2 43.6 -1.6 -124.4 -4 1 11 6400 16 25 00 16 28 00 --- 15 01 58 62.7 42.9 -1.6 -125.6 176 F 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 16 28 00 1633+382 15 01 58 62.7 42.9 -1.6 -125.6 -4 1 11 8800 16 28 00 16 32 00 --- 15 05 59 63.3 41.8 -1.5 -127.1 236 F 1 12000 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 16 36 00 1633+382 15 10 00 64.0 40.7 -1.4 -128.7 233 1 11 12000 16 36 00 16 40 00 --- 15 14 00 64.6 39.6 -1.4 -130.3 240 F 1 15200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 16 40 00 1633+382 15 14 00 64.6 39.6 -1.4 -130.3 -4 1 11 15200 16 40 00 16 43 00 --- 15 17 01 65.0 38.7 -1.3 -131.6 176 F 1 17600 Schedule for VLBA_MK (Code Mk ) Page 15 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 16 43 00 1633+382 15 17 01 65.0 38.7 -1.3 -131.6 -4 1 12 17600 16 43 00 16 47 00 --- 15 21 01 65.6 37.4 -1.2 -133.4 236 R 1 14400 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 16 51 00 3C345 15 25 02 63.9 35.7 -1.3 -134.3 231 1 12 14400 16 51 00 16 55 00 --- 15 29 03 64.5 34.5 -1.2 -136.1 240 R 1 11200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 16 55 00 3C345 15 29 03 64.5 34.5 -1.2 -136.1 -4 1 12 11200 16 55 00 16 58 00 --- 15 32 03 64.9 33.5 -1.2 -137.5 176 R 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 16 58 00 3C345 15 32 03 64.9 33.5 -1.2 -137.5 -4 1 12 8800 16 58 00 17 02 00 --- 15 36 04 65.4 32.1 -1.1 -139.4 236 R 1 5600 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 17 06 00 1749+096 15 40 04 56.7 102.9 -2.2 -68.5 187 1 12 5600 17 06 00 17 10 00 --- 15 44 05 57.6 103.6 -2.1 -68.1 240 R 1 2400 Schedule for VLBA_MK (Code Mk ) Page 16 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 17 10 00 1749+096 15 44 05 57.6 103.6 -2.1 -68.1 -4 1 12 2400 17 10 00 17 13 00 --- 15 47 06 58.3 104.1 -2.1 -67.8 176 R 1 0 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 17 13 00 1749+096 15 47 06 58.3 104.1 -2.1 -67.8 -4 1 13 0 17 13 00 17 17 00 --- 15 51 06 59.2 104.8 -2.0 -67.3 236 F 1 3200 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 17 21 00 1633+382 15 55 07 69.7 23.4 -0.7 -151.7 180 1 13 3200 17 21 00 17 25 00 --- 15 59 08 70.1 21.3 -0.6 -154.2 240 F 1 6400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 17 25 00 1633+382 15 59 08 70.1 21.3 -0.6 -154.2 -4 1 13 6400 17 25 00 17 28 00 --- 16 02 08 70.3 19.8 -0.6 -156.2 176 F 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 17 28 00 1633+382 16 02 08 70.3 19.8 -0.6 -156.2 -4 1 13 8800 17 28 00 17 32 00 --- 16 06 09 70.6 17.6 -0.5 -158.8 236 F 1 12000 Schedule for VLBA_MK (Code Mk ) Page 17 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 17 36 00 1633+382 16 10 09 70.9 15.3 -0.4 -161.6 233 1 13 12000 17 36 00 17 40 00 --- 16 14 10 71.1 13.0 -0.4 -164.4 240 F 1 15200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 17 40 00 1633+382 16 14 10 71.1 13.0 -0.4 -164.4 -4 1 13 15200 17 40 00 17 43 00 --- 16 17 11 71.3 11.2 -0.3 -166.5 176 F 1 17600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 17 43 00 1633+382 16 17 11 71.3 11.2 -0.3 -166.5 -4 1 14 17600 17 43 00 17 47 00 --- 16 21 11 71.4 8.8 -0.2 -169.4 236 R 1 14400 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 17 51 00 3C345 16 25 12 69.6 9.9 -0.3 -167.8 230 1 14 14400 17 51 00 17 55 00 --- 16 29 13 69.8 7.8 -0.2 -170.5 240 R 1 11200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 17 55 00 3C345 16 29 13 69.8 7.8 -0.2 -170.5 -4 1 14 11200 17 55 00 17 58 00 --- 16 32 13 69.9 6.1 -0.2 -172.5 176 R 1 8800 Schedule for VLBA_MK (Code Mk ) Page 18 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 17 58 00 3C345 16 32 13 69.9 6.1 -0.2 -172.5 -4 1 14 8800 17 58 00 18 02 00 --- 16 36 14 70.0 3.9 -0.1 -175.3 236 R 1 5600 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 18 06 00 1749+096 16 40 14 70.0 117.9 -1.2 -57.5 158 1 14 5600 18 06 00 18 10 00 --- 16 44 15 70.8 119.5 -1.1 -56.2 240 R 1 2400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 18 10 00 1749+096 16 44 15 70.8 119.5 -1.1 -56.2 -4 1 14 2400 18 10 00 18 13 00 --- 16 47 15 71.4 120.8 -1.1 -55.1 176 R 1 0 ----------- Tape Change ------------ Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 18 13 00 1749+096 16 47 15 71.4 120.8 -1.1 -55.1 -4 2 1 0 18 13 00 18 17 00 --- 16 51 16 72.2 122.6 -1.0 -53.5 236 F 1 3200 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 18 21 00 1633+382 16 55 17 71.2 -12.2 0.3 165.4 144 2 1 3200 18 21 00 18 25 00 --- 16 59 17 71.0 -14.5 0.4 162.5 240 F 1 6400 Schedule for VLBA_MK (Code Mk ) Page 19 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 18 25 00 1633+382 16 59 17 71.0 -14.5 0.4 162.5 -4 2 1 6400 18 25 00 18 28 00 --- 17 02 18 70.8 -16.2 0.4 160.5 176 F 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 18 28 00 1633+382 17 02 18 70.8 -16.2 0.4 160.5 -4 2 1 8800 18 28 00 18 32 00 --- 17 06 19 70.5 -18.5 0.5 157.7 236 F 1 12000 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 18 36 00 1633+382 17 10 19 70.2 -20.6 0.6 155.1 233 2 1 12000 18 36 00 18 40 00 --- 17 14 20 69.8 -22.7 0.6 152.5 240 F 1 15200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 18 40 00 1633+382 17 14 20 69.8 -22.7 0.6 152.5 -4 2 1 15200 18 40 00 18 43 00 --- 17 17 20 69.6 -24.2 0.7 150.7 176 F 1 17600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 18 43 00 1633+382 17 17 20 69.6 -24.2 0.7 150.7 -4 2 2 17600 18 43 00 18 47 00 --- 17 21 21 69.2 -26.1 0.8 148.2 236 R 1 14400 Schedule for VLBA_MK (Code Mk ) Page 20 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 18 51 00 3C345 17 25 22 68.0 -22.1 0.7 152.5 231 2 2 14400 18 51 00 18 55 00 --- 17 29 22 67.7 -23.9 0.8 150.2 240 R 1 11200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 18 55 00 3C345 17 29 22 67.7 -23.9 0.8 150.2 -4 2 2 11200 18 55 00 18 58 00 --- 17 32 23 67.4 -25.2 0.8 148.6 176 R 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 18 58 00 3C345 17 32 23 67.4 -25.2 0.8 148.6 -4 2 2 8800 18 58 00 19 02 00 --- 17 36 24 67.0 -26.9 0.9 146.4 236 R 1 5600 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 19 06 00 1749+096 17 40 24 79.5 164.5 -0.2 -14.8 106 2 2 5600 19 06 00 19 10 00 --- 17 44 25 79.7 169.8 -0.1 -9.7 240 R 1 2400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 19 10 00 1749+096 17 44 25 79.7 169.8 -0.1 -9.7 -4 2 2 2400 19 10 00 19 13 00 --- 17 47 25 79.8 173.9 -0.1 -5.8 176 R 1 0 Schedule for VLBA_MK (Code Mk ) Page 21 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 19 13 00 1749+096 17 47 25 79.8 173.9 -0.1 -5.8 -4 2 3 0 19 13 00 19 17 00 --- 17 51 26 79.8 179.5 0.0 -0.4 236 F 1 3200 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 19 21 00 1633+382 17 55 27 64.8 320.8 1.3 130.9 140 2 3 3200 19 21 00 19 25 00 --- 17 59 27 64.2 319.6 1.4 129.3 240 F 1 6400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 19 25 00 1633+382 17 59 27 64.2 319.6 1.4 129.3 -4 2 3 6400 19 25 00 19 28 00 --- 18 02 28 63.7 318.8 1.5 128.0 176 F 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 19 28 00 1633+382 18 02 28 63.7 318.8 1.5 128.0 -4 2 3 8800 19 28 00 19 32 00 --- 18 06 28 63.1 317.7 1.5 126.5 236 F 1 12000 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 19 36 00 1633+382 18 10 29 62.4 316.7 1.6 125.0 233 2 3 12000 19 36 00 19 40 00 --- 18 14 30 61.8 315.8 1.7 123.5 240 F 1 15200 Schedule for VLBA_MK (Code Mk ) Page 22 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 19 40 00 1633+382 18 14 30 61.8 315.8 1.7 123.5 -4 2 3 15200 19 40 00 19 43 00 --- 18 17 30 61.3 315.1 1.7 122.4 176 F 1 17600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 19 43 00 1633+382 18 17 30 61.3 315.1 1.7 122.4 -4 2 4 17600 19 43 00 19 47 00 --- 18 21 31 60.6 314.3 1.8 121.1 236 R 1 14400 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 19 51 00 3C345 18 25 32 60.3 317.9 1.7 124.8 232 2 4 14400 19 51 00 19 55 00 --- 18 29 32 59.7 317.0 1.8 123.4 240 R 1 11200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 19 55 00 3C345 18 29 32 59.7 317.0 1.8 123.4 -4 2 4 11200 19 55 00 19 58 00 --- 18 32 33 59.2 316.4 1.8 122.4 176 R 1 8800 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 19 58 00 3C345 18 32 33 59.2 316.4 1.8 122.4 -4 2 4 8800 19 58 00 20 02 00 --- 18 36 33 58.5 315.6 1.9 121.1 236 R 1 5600 Schedule for VLBA_MK (Code Mk ) Page 23 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 20 06 00 1749+096 18 40 34 74.4 231.0 0.8 47.9 178 2 4 5600 20 06 00 20 10 00 --- 18 44 35 73.7 233.4 0.9 50.0 240 R 1 2400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 20 10 00 1749+096 18 44 35 73.7 233.4 0.9 50.0 -4 2 4 2400 20 10 00 20 13 00 --- 18 47 35 73.1 235.0 0.9 51.4 176 R 1 0 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 20 13 00 1749+096 18 47 35 73.1 235.0 0.9 51.4 -4 2 5 0 20 13 00 20 17 00 --- 18 51 36 72.3 237.0 1.0 53.2 236 F 1 3200 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 20 21 00 1633+382 18 55 37 54.6 308.8 2.3 111.1 186 2 5 3200 20 21 00 20 25 00 --- 18 59 37 53.9 308.3 2.4 110.1 240 F 1 6400 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 20 25 00 1633+382 18 59 37 53.9 308.3 2.4 110.1 -4 2 5 6400 20 25 00 20 28 00 --- 19 02 38 53.3 307.9 2.5 109.4 176 F 1 8800 Schedule for VLBA_MK (Code Mk ) Page 24 Precessing nozzle in 1633+382 UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Thu 3 Feb 2005 Day 34 --- Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 20 28 00 1633+382 19 02 38 53.3 307.9 2.5 109.4 -4 2 5 8800 20 28 00 20 32 00 --- 19 06 38 52.6 307.5 2.5 108.4 236 F 1 12000 Next scan frequencies: 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 Next BBC frequencies: 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 20 35 00 1633+382 19 09 39 52.0 307.2 2.6 107.7 173 2 5 12000 20 35 00 20 39 00 --- 19 13 39 51.2 306.8 2.6 106.8 240 F 1 15200 Next scan frequencies: 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 Next BBC frequencies: 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 20 39 00 1633+382 19 13 39 51.2 306.8 2.6 106.8 -4 2 5 15200 20 39 00 20 42 00 --- 19 16 40 50.7 306.6 2.7 106.2 176 F 1 17600 Next scan frequencies: 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 Next BBC frequencies: 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 20 42 00 1633+382 19 16 40 50.7 306.6 2.7 106.2 -4 2 6 17600 20 42 00 20 46 00 --- 19 20 41 49.9 306.2 2.8 105.3 236 R 1 14400 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: v3mm-256-8-2.set Matches group v3mm_ff in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 1 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 85500.00 85500.00 85500.00 85500.00 85500.00 85500.00 85500.00 85500.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = B D B D B D B D VLBA FE= omit 3mm omit 3mm VLBA Synth= 12.9 15.4 12.1 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 86210.49 86210.49 86218.49 86218.49 86226.49 86226.49 86234.49 86234.49 BBC fr= 710.49 710.49 718.49 718.49 726.49 726.49 734.49 734.49 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 510 510 510 510 6510 6510 6510 6510 PCALFR2= 510 510 510 510 6510 6510 6510 6510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto Setup file: v1cm-256-8-2.set Matches group v1cm_b3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 4 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 21500.00 21500.00 21500.00 21500.00 21500.00 21500.00 21500.00 21500.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = B D B D B D B D VLBA FE= omit 1cm omit 1cm VLBA Synth= 9.1 15.4 12.4 The following frequency sets based on this setup were used. Frequency Set: 2 Setup file default. Used pcal sets: 1 LO sum= 22217.49 22217.49 22225.49 22225.49 22233.49 22233.49 22241.49 22241.49 BBC fr= 717.49 717.49 725.49 725.49 733.49 733.49 741.49 741.49 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 510 510 510 510 6510 6510 6510 6510 PCALFR2= 510 510 510 510 6510 6510 6510 6510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto Setup file: v7mm-256-8-2.set Matches group v7mm_c8 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 2 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 42400.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= U U U U U U U U IF = A C A C A C A C VLBA FE= 7mm omit 7mm omit VLBA Synth= 15.4 7.6 11.6 The following frequency sets based on this setup were used. Frequency Set: 4 Setup file default. Used pcal sets: 1 LO sum= 43201.49 43201.49 43209.49 43209.49 43217.49 43217.49 43225.49 43225.49 BBC fr= 801.49 801.49 809.49 809.49 817.49 817.49 825.49 825.49 Bandwd= 8.000 8.000 8.000 8.000 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 510 510 510 510 6510 6510 6510 6510 PCALFR2= 510 510 510 510 6510 6510 6510 6510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto SOURCE LIST -- Precessing nozzle in 1633+382 Catalog positions marked with *. Precession of date coordinates is based on stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Observation date used in B1950/J2000 coordinate conversion (PRECDATE): 1979.900 No adjustments are made for rates (DRA, DDEC). Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Source position (RA/Dec) (B1950) (J2000) (Date) J0721+7120 07 16 13.029725 * 07 21 53.448460 07 22 31.552375 * 0716+714 71 26 15.17405 * 71 20 36.36339 71 20 13.97818 J0721+71 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 1.467 scan hours, 64.220 baseline hours above horizon. J1635+3808 16 33 30.625098 * 16 35 15.492973 16 35 25.276866 1633+38 38 14 10.08283 * 38 08 04.50060 38 07 05.52910 * 1633+382 /home/filehost/cwalker/sched/catalogs/sources.vlba J1635+38 ICRF - Ext.1 Source - 1998 IERS Annual Report 5.317 scan hours, 224.454 baseline hours above horizon. J1642+3948 16 41 17.606214 * 16 42 58.809952 16 43 08.155403 1641+399 39 54 10.81489 * 39 48 36.99395 39 47 40.97844 * 3C345 /home/filehost/cwalker/sched/catalogs/sources.vlba J1642+39 ICRF - Ext.1 Source - 1998 IERS Annual Report 2.017 scan hours, 87.513 baseline hours above horizon. J1751+0939 17 49 10.387930 * 17 51 32.818573 17 51 45.978719 * 1749+096 09 39 42.82596 * 09 39 00.72851 09 38 41.02159 J1751+09 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 1.467 scan hours, 61.437 baseline hours above horizon. The solar corona can cause unstable phases for sources too close to the Sun. SCHED provides warnings at individual scans for distances less than 10 degrees. The distance from the Sun to each source in this schedule is: Source Sun distance (deg) 0716+714 122.8 1633+382 84.1 3C345 83.5 1749+096 55.3 Barry Clark estimates from predictions by Ketan Desai of IPM scattering sizes that the Sun will cause amplitude reductions on the longest VLBA baselines at a solar distance of 60deg F^(-0.6) where F is in GHz. For common VLBI bands, this is: 327 MHz 117. deg 610 MHz 81. deg 1.6 GHz 45. deg 2.3 GHz 36. deg 5.0 GHz 23. deg 8.4 GHz 17. deg 15.0 GHz 12. deg 22.0 GHz 9. deg 43.0 GHz 6. deg