COVER INFORMATION Station: VLBA_HN (Code Hn ) Experiment: Polarimetric monitoring of the jet in NRAO 150 Exp. Code: BA071B Schedule Version: 1.00 Processed by SCHED version: NRAO internal release of 4 October 2004 PI: Ivan Agudo Address: Max-Planck-Institut fuer Radioastronomie MPIfR Auf dem Huegel 69 D-53121 Bonn / Germany Phone: 49-228-525-191 EMAIL: iagudo@mpifr-bonn.mpg.de Fax: 49-228-525-229 Phone during observation: Observing mode: VLBA 128-4-2: 2/1.3/0.7 cm dual-pol Notes: Fringe Finder: NRAO150 PA and Gain calibrators: 0716+714 and DA193 Schedule for VLBA_HN (Code Hn ) Page 2 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Mon 20 Dec 2004 Day 355 --- Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 23 13 00 0716+714 00 24 32 35.9 22.5 -7.0 -61.1 0 1 1 0 23 13 00 23 16 59 --- 00 28 32 36.2 22.7 -6.9 -61.9 239 F 1 1596 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 23 16 59 0716+714 00 28 32 36.2 22.7 -6.9 -61.9 -4 1 1 1596 23 16 59 23 24 58 --- 00 36 32 36.8 23.1 -6.8 -63.6 475 F 1 4787 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 23 24 58 0716+714 00 36 32 36.8 23.1 -6.8 -63.6 -4 1 1 4787 23 24 58 23 34 56 --- 00 46 32 37.5 23.5 -6.6 -65.7 594 F 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 23 36 26 NRAO150 00 48 02 56.9 58.9 -3.2 -85.0 45 1 1 8776 23 36 26 23 40 25 --- 00 52 02 57.5 59.0 -3.1 -85.7 239 F 1 10372 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 23 40 25 NRAO150 00 52 02 57.5 59.0 -3.1 -85.7 -4 1 1 10372 23 40 25 23 48 24 --- 01 00 02 58.8 59.2 -3.0 -87.1 475 F 1 13563 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 23 48 24 NRAO150 01 00 02 58.8 59.2 -3.0 -87.1 -4 1 1 13563 23 48 24 23 58 22 --- 01 10 02 60.4 59.3 -2.8 -88.9 594 F 1 17552 Schedule for VLBA_HN (Code Hn ) Page 3 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Start: Mon 20 Dec 2004 Day 355 -- Stop: Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 23 58 22 NRAO150 01 10 02 60.4 59.3 -2.8 -88.9 -4 1 2 17552 23 58 22 00 02 21 --- 01 14 02 61.0 59.3 -2.8 -89.7 235 R 1 15956 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 00 02 21 NRAO150 01 14 02 61.0 59.3 -2.8 -89.7 -4 1 2 15956 00 02 21 00 10 20 --- 01 22 02 62.3 59.3 -2.6 -91.3 475 R 1 12765 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 00 10 20 NRAO150 01 22 02 62.3 59.3 -2.6 -91.3 -4 1 2 12765 00 10 20 00 20 18 --- 01 32 02 63.8 59.1 -2.5 -93.3 594 R 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 00 20 18 NRAO150 01 32 02 63.8 59.1 -2.5 -93.3 -4 1 2 8776 00 20 18 00 24 18 --- 01 36 02 64.5 59.0 -2.4 -94.2 235 R 1 7180 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 00 24 18 NRAO150 01 36 02 64.5 59.0 -2.4 -94.2 -4 1 2 7180 00 24 18 00 32 16 --- 01 44 02 65.7 58.8 -2.3 -96.0 475 R 1 3989 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 00 32 16 NRAO150 01 44 02 65.7 58.8 -2.3 -96.0 -4 1 2 3989 00 32 16 00 42 15 --- 01 54 02 67.3 58.3 -2.1 -98.4 594 R 1 0 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 00 44 44 DA193 01 56 32 45.9 72.8 -4.0 -65.6 101 1 3 0 00 44 44 00 48 44 --- 02 00 32 46.6 73.2 -3.9 -65.9 239 F 1 1596 Schedule for VLBA_HN (Code Hn ) Page 4 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 00 48 44 DA193 02 00 32 46.6 73.2 -3.9 -65.9 -4 1 3 1596 00 48 44 00 56 42 --- 02 08 32 48.1 74.1 -3.8 -66.5 475 F 1 4787 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 00 56 42 DA193 02 08 32 48.1 74.1 -3.8 -66.5 -4 1 3 4787 00 56 42 01 06 41 --- 02 18 32 49.8 75.3 -3.6 -67.2 594 F 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 01 09 10 NRAO150 02 21 02 71.4 55.7 -1.6 -106.0 100 1 3 8776 01 09 10 01 13 10 --- 02 25 02 72.0 55.2 -1.6 -107.3 239 F 1 10372 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 01 13 10 NRAO150 02 25 02 72.0 55.2 -1.6 -107.3 -4 1 3 10372 01 13 10 01 21 08 --- 02 33 02 73.2 53.8 -1.4 -110.2 475 F 1 13563 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 01 21 08 NRAO150 02 33 02 73.2 53.8 -1.4 -110.2 -4 1 3 13563 01 21 08 01 31 07 --- 02 43 02 74.7 51.7 -1.3 -114.2 594 F 1 17552 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 01 31 07 NRAO150 02 43 02 74.7 51.7 -1.3 -114.2 -4 1 4 17552 01 31 07 01 35 06 --- 02 47 02 75.3 50.6 -1.2 -116.0 235 R 1 15956 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 01 35 06 NRAO150 02 47 02 75.3 50.6 -1.2 -116.0 -4 1 4 15956 01 35 06 01 43 05 --- 02 55 02 76.4 48.2 -1.1 -119.9 475 R 1 12765 Schedule for VLBA_HN (Code Hn ) Page 5 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 01 43 05 NRAO150 02 55 02 76.4 48.2 -1.1 -119.9 -4 1 4 12765 01 43 05 01 53 03 --- 03 05 02 77.7 44.4 -0.9 -125.5 594 R 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 01 53 03 NRAO150 03 05 02 77.7 44.4 -0.9 -125.5 -4 1 4 8776 01 53 03 01 57 03 --- 03 09 02 78.2 42.6 -0.8 -128.0 235 R 1 7180 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 01 57 03 NRAO150 03 09 02 78.2 42.6 -0.8 -128.0 -4 1 4 7180 01 57 03 02 05 01 --- 03 17 02 79.1 38.4 -0.7 -133.7 475 R 1 3989 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 02 05 01 NRAO150 03 17 02 79.1 38.4 -0.7 -133.7 -4 1 4 3989 02 05 01 02 15 00 --- 03 27 02 80.2 31.9 -0.5 -142.1 594 R 1 0 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 02 16 29 0716+714 03 28 32 50.2 25.2 -3.9 -103.0 24 1 5 0 02 16 29 02 20 29 --- 03 32 32 50.5 25.1 -3.8 -104.1 239 F 1 1596 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 02 20 29 0716+714 03 32 32 50.5 25.1 -3.8 -104.1 -4 1 5 1596 02 20 29 02 28 27 --- 03 40 32 51.1 24.8 -3.7 -106.2 475 F 1 4787 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 02 28 27 0716+714 03 40 32 51.1 24.8 -3.7 -106.2 -4 1 5 4787 02 28 27 02 38 26 --- 03 50 32 51.8 24.4 -3.5 -108.8 594 F 1 8776 Schedule for VLBA_HN (Code Hn ) Page 6 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 02 39 56 NRAO150 03 52 02 81.8 8.7 -0.1 -169.8 24 1 5 8776 02 39 56 02 43 55 --- 03 56 02 81.9 4.3 -0.1 -175.0 239 F 1 10372 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 02 43 55 NRAO150 03 56 02 81.9 4.3 -0.1 -175.0 -4 1 5 10372 02 43 55 02 51 54 --- 04 04 02 81.9 -4.6 0.1 174.6 475 F 1 13563 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 02 51 54 NRAO150 04 04 02 81.9 -4.6 0.1 174.6 -4 1 5 13563 02 51 54 03 01 52 --- 04 14 02 81.6 -15.4 0.2 162.0 594 F 1 17552 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 03 01 52 NRAO150 04 14 02 81.6 -15.4 0.2 162.0 -4 1 6 17552 03 01 52 03 05 51 --- 04 18 02 81.4 -19.4 0.3 157.3 235 R 1 15956 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 03 05 51 NRAO150 04 18 02 81.4 -19.4 0.3 157.3 -4 1 6 15956 03 05 51 03 13 50 --- 04 26 02 80.8 -26.7 0.4 148.6 475 R 1 12765 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 03 13 50 NRAO150 04 26 02 80.8 -26.7 0.4 148.6 -4 1 6 12765 03 13 50 03 23 48 --- 04 36 02 79.9 -34.2 0.6 139.1 594 R 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 03 23 48 NRAO150 04 36 02 79.9 -34.2 0.6 139.1 -4 1 6 8776 03 23 48 03 27 48 --- 04 40 02 79.5 -36.8 0.7 135.8 235 R 1 7180 Schedule for VLBA_HN (Code Hn ) Page 7 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 03 27 48 NRAO150 04 40 02 79.5 -36.8 0.7 135.8 -4 1 6 7180 03 27 48 03 35 46 --- 04 48 02 78.5 -41.3 0.8 129.9 475 R 1 3989 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 03 35 46 NRAO150 04 48 02 78.5 -41.3 0.8 129.9 -4 1 6 3989 03 35 46 03 45 45 --- 04 58 02 77.3 -45.8 1.0 123.5 594 R 1 0 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 03 48 14 DA193 05 00 32 79.2 102.0 -0.9 -68.8 45 1 7 0 03 48 14 03 52 14 --- 05 04 32 79.9 103.6 -0.9 -67.9 239 F 1 1596 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 03 52 14 DA193 05 04 32 79.9 103.6 -0.9 -67.9 -4 1 7 1596 03 52 14 04 00 12 --- 05 12 32 81.3 107.3 -0.7 -65.5 475 F 1 4787 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 04 00 12 DA193 05 12 32 81.3 107.3 -0.7 -65.5 -4 1 7 4787 04 00 12 04 10 11 --- 05 22 32 83.0 113.7 -0.6 -60.8 594 F 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 04 12 40 NRAO150 05 25 02 73.5 -53.5 1.4 110.8 32 1 7 8776 04 12 40 04 16 40 --- 05 29 02 72.9 -54.2 1.5 109.3 239 F 1 10372 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 04 16 40 NRAO150 05 29 02 72.9 -54.2 1.5 109.3 -4 1 7 10372 04 16 40 04 24 38 --- 05 37 02 71.7 -55.5 1.6 106.6 475 F 1 13563 Schedule for VLBA_HN (Code Hn ) Page 8 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 04 24 38 NRAO150 05 37 02 71.7 -55.5 1.6 106.6 -4 1 7 13563 04 24 38 04 34 37 --- 05 47 02 70.2 -56.8 1.8 103.5 594 F 1 17552 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 04 34 37 NRAO150 05 47 02 70.2 -56.8 1.8 103.5 -4 1 8 17552 04 34 37 04 38 36 --- 05 51 02 69.6 -57.2 1.9 102.3 235 R 1 15956 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 04 38 36 NRAO150 05 51 02 69.6 -57.2 1.9 102.3 -4 1 8 15956 04 38 36 04 46 35 --- 05 59 02 68.3 -57.8 2.0 100.1 475 R 1 12765 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 04 46 35 NRAO150 05 59 02 68.3 -57.8 2.0 100.1 -4 1 8 12765 04 46 35 04 56 33 --- 06 09 02 66.8 -58.5 2.2 97.6 594 R 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 04 56 33 NRAO150 06 09 02 66.8 -58.5 2.2 97.6 -4 1 8 8776 04 56 33 05 00 32 --- 06 13 02 66.1 -58.7 2.2 96.6 235 R 1 7180 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 05 00 32 NRAO150 06 13 02 66.1 -58.7 2.2 96.6 -4 1 8 7180 05 00 32 05 08 31 --- 06 21 02 64.9 -59.0 2.4 94.8 475 R 1 3989 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 05 08 31 NRAO150 06 21 02 64.9 -59.0 2.4 94.8 -4 1 8 3989 05 08 31 05 18 29 --- 06 31 02 63.3 -59.2 2.5 92.6 594 R 1 0 Schedule for VLBA_HN (Code Hn ) Page 9 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 05 19 59 0716+714 06 32 32 60.9 8.2 -0.8 -161.0 39 1 9 0 05 19 59 05 23 59 --- 06 36 32 61.0 7.6 -0.8 -162.5 239 F 1 1596 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 05 23 59 0716+714 06 36 32 61.0 7.6 -0.8 -162.5 -4 1 9 1596 05 23 59 05 31 57 --- 06 44 32 61.2 6.3 -0.6 -165.5 475 F 1 4787 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 05 31 57 0716+714 06 44 32 61.2 6.3 -0.6 -165.5 -4 1 9 4787 05 31 57 05 41 56 --- 06 54 32 61.4 4.7 -0.5 -169.3 594 F 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 05 43 25 NRAO150 06 56 02 59.4 -59.2 2.9 87.8 41 1 9 8776 05 43 25 05 47 25 --- 07 00 02 58.8 -59.2 3.0 87.0 239 F 1 10372 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 05 47 25 NRAO150 07 00 02 58.8 -59.2 3.0 87.0 -4 1 9 10372 05 47 25 05 55 23 --- 07 08 02 57.5 -59.0 3.1 85.6 475 F 1 13563 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 05 55 23 NRAO150 07 08 02 57.5 -59.0 3.1 85.6 -4 1 9 13563 05 55 23 06 05 22 --- 07 18 02 55.9 -58.8 3.3 83.9 594 F 1 17552 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 06 05 22 NRAO150 07 18 02 55.9 -58.8 3.3 83.9 -4 1 10 17552 06 05 22 06 09 21 --- 07 22 02 55.3 -58.6 3.4 83.2 235 R 1 15956 Schedule for VLBA_HN (Code Hn ) Page 10 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 06 09 21 NRAO150 07 22 02 55.3 -58.6 3.4 83.2 -4 1 10 15956 06 09 21 06 17 20 --- 07 30 02 54.1 -58.4 3.5 81.9 475 R 1 12765 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 06 17 20 NRAO150 07 30 02 54.1 -58.4 3.5 81.9 -4 1 10 12765 06 17 20 06 27 18 --- 07 40 02 52.5 -57.9 3.7 80.3 594 R 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 06 27 18 NRAO150 07 40 02 52.5 -57.9 3.7 80.3 -4 1 10 8776 06 27 18 06 31 18 --- 07 44 02 51.9 -57.8 3.7 79.6 235 R 1 7180 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 06 31 18 NRAO150 07 44 02 51.9 -57.8 3.7 79.6 -4 1 10 7180 06 31 18 06 39 16 --- 07 52 02 50.6 -57.4 3.9 78.4 475 R 1 3989 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 06 39 16 NRAO150 07 52 02 50.6 -57.4 3.9 78.4 -4 1 10 3989 06 39 16 06 49 15 --- 08 02 02 49.1 -56.9 4.0 76.8 594 R 1 0 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 06 51 44 DA193 08 04 32 65.8 -86.4 2.1 72.0 110 1 11 0 06 51 44 06 55 43 --- 08 08 32 65.1 -85.8 2.2 71.9 239 F 1 1596 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 06 55 43 DA193 08 08 32 65.1 -85.8 2.2 71.9 -4 1 11 1596 06 55 43 07 03 42 --- 08 16 32 63.6 -84.7 2.3 71.6 475 F 1 4787 Schedule for VLBA_HN (Code Hn ) Page 11 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 07 03 42 DA193 08 16 32 63.6 -84.7 2.3 71.6 -4 1 11 4787 07 03 42 07 13 41 --- 08 26 32 61.8 -83.4 2.5 71.2 594 F 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 07 16 10 NRAO150 08 29 02 45.0 -55.2 4.5 72.8 110 1 11 8776 07 16 10 07 20 09 --- 08 33 02 44.4 -55.0 4.6 72.2 239 F 1 10372 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 07 20 09 NRAO150 08 33 02 44.4 -55.0 4.6 72.2 -4 1 11 10372 07 20 09 07 28 08 --- 08 41 02 43.2 -54.4 4.7 71.0 475 F 1 13563 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 07 28 08 NRAO150 08 41 02 43.2 -54.4 4.7 71.0 -4 1 11 13563 07 28 08 07 38 07 --- 08 51 02 41.7 -53.7 4.9 69.6 594 F 1 17552 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 07 38 07 NRAO150 08 51 02 41.7 -53.7 4.9 69.6 -4 1 12 17552 07 38 07 07 42 06 --- 08 55 02 41.1 -53.4 4.9 69.0 235 R 1 15956 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 07 42 06 NRAO150 08 55 02 41.1 -53.4 4.9 69.0 -4 1 12 15956 07 42 06 07 50 05 --- 09 03 02 40.0 -52.8 5.1 67.8 475 R 1 12765 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 07 50 05 NRAO150 09 03 02 40.0 -52.8 5.1 67.8 -4 1 12 12765 07 50 05 08 00 03 --- 09 13 02 38.5 -52.0 5.2 66.4 594 R 1 8776 Schedule for VLBA_HN (Code Hn ) Page 12 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 08 00 03 NRAO150 09 13 02 38.5 -52.0 5.2 66.4 -4 1 12 8776 08 00 03 08 04 02 --- 09 17 02 37.9 -51.7 5.3 65.8 235 R 1 7180 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 08 04 02 NRAO150 09 17 02 37.9 -51.7 5.3 65.8 -4 1 12 7180 08 04 02 08 12 01 --- 09 25 02 36.8 -51.0 5.4 64.7 475 R 1 3989 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 08 12 01 NRAO150 09 25 02 36.8 -51.0 5.4 64.7 -4 1 12 3989 08 12 01 08 21 59 --- 09 35 02 35.4 -50.1 5.6 63.2 594 R 1 0 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 08 23 29 0716+714 09 36 32 57.2 -19.0 2.2 131.7 40 1 13 0 08 23 29 08 27 28 --- 09 40 32 57.0 -19.4 2.3 130.5 239 F 1 1596 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 08 27 28 0716+714 09 40 32 57.0 -19.4 2.3 130.5 -4 1 13 1596 08 27 28 08 35 27 --- 09 48 32 56.5 -20.2 2.4 127.9 475 F 1 4787 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 08 35 27 0716+714 09 48 32 56.5 -20.2 2.4 127.9 -4 1 13 4787 08 35 27 08 45 25 --- 09 58 32 55.8 -21.0 2.6 124.9 594 F 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 08 47 55 DA193 10 01 02 44.9 -72.1 4.1 65.1 110 1 13 8776 08 47 55 08 51 54 --- 10 05 02 44.2 -71.7 4.2 64.8 239 F 1 10372 Schedule for VLBA_HN (Code Hn ) Page 13 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 08 51 54 DA193 10 05 02 44.2 -71.7 4.2 64.8 -4 1 13 10372 08 51 54 08 59 53 --- 10 13 02 42.9 -70.7 4.3 64.1 475 F 1 13563 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 08 59 53 DA193 10 13 02 42.9 -70.7 4.3 64.1 -4 1 13 13563 08 59 53 09 09 51 --- 10 23 02 41.1 -69.6 4.5 63.3 594 F 1 17552 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 09 12 21 NRAO150 10 25 32 28.5 -45.4 6.4 55.9 118 1 14 17552 09 12 21 09 16 20 --- 10 29 32 28.0 -45.0 6.5 55.3 239 R 1 15956 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 09 16 20 NRAO150 10 29 32 28.0 -45.0 6.5 55.3 -4 1 14 15956 09 16 20 09 24 19 --- 10 37 32 27.0 -44.2 6.6 54.2 475 R 1 12765 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 09 24 19 NRAO150 10 37 32 27.0 -44.2 6.6 54.2 -4 1 14 12765 09 24 19 09 34 17 --- 10 47 32 25.7 -43.1 6.8 52.7 594 R 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 09 34 17 NRAO150 10 47 32 25.7 -43.1 6.8 52.7 -4 1 14 8776 09 34 17 09 38 17 --- 10 51 32 25.2 -42.7 6.9 52.1 235 R 1 7180 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 09 38 17 NRAO150 10 51 32 25.2 -42.7 6.9 52.1 -4 1 14 7180 09 38 17 09 46 15 --- 10 59 32 24.2 -41.9 7.0 50.9 475 R 1 3989 Schedule for VLBA_HN (Code Hn ) Page 14 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 09 46 15 NRAO150 10 59 32 24.2 -41.9 7.0 50.9 -4 1 14 3989 09 46 15 09 56 14 --- 11 09 32 23.0 -40.8 7.2 49.4 594 R 1 0 ----------- Tape Change ------------ Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 09 56 14 NRAO150 11 09 32 23.0 -40.8 7.2 49.4 -4 2 1 0 09 56 14 10 00 13 --- 11 13 32 22.6 -40.3 7.2 48.8 235 F 1 1596 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 10 00 13 NRAO150 11 13 32 22.6 -40.3 7.2 48.8 -4 2 1 1596 10 00 13 10 08 12 --- 11 21 32 21.6 -39.4 7.4 47.6 475 F 1 4787 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 10 08 12 NRAO150 11 21 32 21.6 -39.4 7.4 47.6 -4 2 1 4787 10 08 12 10 18 10 --- 11 31 32 20.5 -38.2 7.5 46.0 594 F 1 8776 Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 10 19 40 0716+714 11 33 02 48.9 -25.6 4.2 98.8 27 2 1 8776 10 19 40 10 23 39 --- 11 37 02 48.5 -25.7 4.2 97.8 239 F 1 10372 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 10 23 39 0716+714 11 37 02 48.5 -25.7 4.2 97.8 -4 2 1 10372 10 23 39 10 31 38 --- 11 45 02 47.9 -25.8 4.4 95.8 475 F 1 13563 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 10 31 38 0716+714 11 45 02 47.9 -25.8 4.4 95.8 -4 2 1 13563 10 31 38 10 41 36 --- 11 55 02 47.1 -25.9 4.5 93.4 594 F 1 17552 Schedule for VLBA_HN (Code Hn ) Page 15 Polarimetric monitoring of the jet in NRAO 150 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) ---------------------------------------------------------------------------------------- --- Tue 21 Dec 2004 Day 356 --- Next scan frequencies: 15357.49 15357.49 15365.49 15365.49 Next BBC frequencies: 757.49 757.49 765.49 765.49 10 43 06 NRAO150 11 56 32 17.7 -35.3 7.9 42.2 25 2 2 17552 10 43 06 10 47 05 --- 12 00 32 17.3 -34.8 8.0 41.5 239 R 1 15956 Next scan frequencies: 22225.49 22225.49 22233.49 22233.49 Next BBC frequencies: 725.49 725.49 733.49 733.49 10 47 05 NRAO150 12 00 32 17.3 -34.8 8.0 41.5 -4 2 2 15956 10 47 05 10 55 04 --- 12 08 32 16.5 -33.8 8.1 40.3 475 R 1 12765 Next scan frequencies: 43209.49 43209.49 43217.49 43217.49 Next BBC frequencies: 809.49 809.49 817.49 817.49 10 55 04 NRAO150 12 08 32 16.5 -33.8 8.1 40.3 -4 2 2 12765 10 55 04 11 05 03 --- 12 18 32 15.5 -32.5 8.3 38.7 594 R 1 8776 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: /home/filehost/cwalker/sched/setups/v2cm-128-4-2.set Matches group v2cm_d3 in /home/filehost/cwalker/sched/catalogs/freq.dat Fourth 2cm filter Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 14600.00 14600.00 14600.00 14600.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = B D B D VLBA FE= omit 2cm omit 2cm VLBA Synth= 14.6 10.9 10.9 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 15357.49 15357.49 15365.49 15365.49 BBC fr= 757.49 757.49 765.49 765.49 Bandwd= 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 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto Setup file: /home/filehost/cwalker/sched/setups/v1cm-128-4-2.set Matches group v1cm_b3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 3 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 21500.00 21500.00 21500.00 21500.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = 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: 3 Setup file default. Used pcal sets: 1 LO sum= 22225.49 22225.49 22233.49 22233.49 BBC fr= 725.49 725.49 733.49 733.49 Bandwd= 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 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto Setup file: /home/filehost/cwalker/sched/setups/v7mm-128-4-2.set Matches group v7mm_c8 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 5 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 42400.00 42400.00 42400.00 42400.00 Net SB= U U U U Pol. = RCP LCP RCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = 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: 5 Setup file default. Used pcal sets: 1 LO sum= 43209.49 43209.49 43217.49 43217.49 BBC fr= 809.49 809.49 817.49 817.49 Bandwd= 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 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto SOURCE LIST -- Polarimetric monitoring of the jet in NRAO 150 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) J0359+5057 03 55 45.261360 * 03 59 29.747261 03 59 52.984679 0355+508 50 49 20.28556 * 50 57 50.16151 50 58 52.99893 J0359+50 /home/filehost/cwalker/sched/catalogs/sources.vlba * NRAO150 ICRF - Ext.1 Source - 1998 IERS Annual Report 8.045 scan hours, 413.767 baseline hours above horizon. J0555+3948 05 52 01.407166 * 05 55 30.805609 05 55 52.734215 0552+398 39 48 21.94585 * 39 48 49.16500 39 48 58.70020 * DA193 /home/filehost/cwalker/sched/catalogs/sources.vlba J0555+39 ICRF - Ext.1 Source - 1998 IERS Annual Report 1.463 scan hours, 72.626 baseline hours above horizon. J0721+7120 07 16 13.029725 * 07 21 53.448460 07 22 30.604135 * 0716+714 71 26 15.17405 * 71 20 36.36339 71 20 02.56626 J0721+71 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 1.828 scan hours, 95.987 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) NRAO150 144.2 DA193 163.6 0716+714 130.6 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