COVER INFORMATION Station: VLBA_BR (Code Br ) Experiment: 3C345 -- 15, 22, 43GHz: core flux density monitoring Exp. Code: BL104I Schedule Version: 1.00 Processed by SCHED version: Release of 02 July 2002 PI: Andrei Lobanov Address: MPIfR Auf dem Hugel 69 D-53121 Bonn, GERMANY Phone: +49 228 525 229 EMAIL: internet: alobanov@mpifr-bonn.mpg.de Fax: +49 228 525 295 Phone during observation: +49 228 525 295 Observing mode: VLBA Notes: 1. Target/fringe finder 3C345. Amplitude check J1638+5720. 2. Minimum antenna number = 7. Least critical antennae: MK, SC. 3. Weather conditions: good or fair for 22GHz. 4. Time sampling (crucial): please observe once per month. Schedule for VLBA_BR (Code Br ) Page 2 3C345 -- 15, 22, 43GHz: core flux density monitoring 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 10 Feb 2003 Day 41 --- Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 12 21 48 3C345 13 43 45 57.2 87.7 -3.0 -60.2 0 1 1 0 12 21 48 12 25 47 --- 13 47 45 57.8 88.4 -2.9 -60.3 239 F 1 1596 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 25 47 3C345 13 47 45 57.8 88.4 -2.9 -60.3 -6 1 1 1596 12 25 47 12 29 46 --- 13 51 45 58.5 89.2 -2.9 -60.3 233 F 1 3191 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 29 46 3C345 13 51 45 58.5 89.2 -2.9 -60.3 -6 1 1 3191 12 29 46 12 33 46 --- 13 55 45 59.2 89.9 -2.8 -60.3 233 F 1 4787 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 12 36 00 J1638+5720 13 58 00 64.5 53.8 -2.7 -93.7 105 1 1 4787 12 36 00 12 40 00 =1637+574 14 02 00 65.0 53.7 -2.6 -94.6 239 F 1 6383 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 40 00 J1638+5720 14 02 00 65.0 53.7 -2.6 -94.6 -6 1 1 6383 12 40 00 12 43 59 =1637+574 14 06 00 65.6 53.6 -2.5 -95.6 233 F 1 7978 Schedule for VLBA_BR (Code Br ) Page 3 3C345 -- 15, 22, 43GHz: core flux density monitoring 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 10 Feb 2003 Day 41 --- 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 43 59 J1638+5720 14 06 00 65.6 53.6 -2.5 -95.6 -6 1 1 7978 12 43 59 12 48 28 =1637+574 14 10 30 66.2 53.4 -2.5 -96.7 263 F 1 9773 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 12 50 43 3C345 14 12 45 62.0 93.2 -2.5 -60.2 102 1 1 9773 12 50 43 12 57 42 --- 14 19 45 63.2 94.7 -2.4 -60.0 419 F 1 12566 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 57 42 3C345 14 19 45 63.2 94.7 -2.4 -60.0 -6 1 1 12566 12 57 42 13 04 41 --- 14 26 45 64.3 96.2 -2.3 -59.7 413 F 1 15358 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 04 41 3C345 14 26 45 64.3 96.2 -2.3 -59.7 -6 1 2 15358 13 04 41 13 11 39 --- 14 33 45 65.5 97.8 -2.2 -59.4 413 R 1 17050 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 13 13 54 3C345 14 36 00 65.9 98.3 -2.1 -59.3 128 1 2 17050 13 13 54 13 20 53 --- 14 43 00 67.0 100.1 -2.0 -58.8 419 R 1 14257 Schedule for VLBA_BR (Code Br ) Page 4 3C345 -- 15, 22, 43GHz: core flux density monitoring 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 10 Feb 2003 Day 41 --- 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 20 53 3C345 14 43 00 67.0 100.1 -2.0 -58.8 -6 1 2 14257 13 20 53 13 27 52 --- 14 50 00 68.2 101.9 -1.9 -58.2 413 R 1 11465 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 27 52 3C345 14 50 00 68.2 101.9 -1.9 -58.2 -6 1 2 11465 13 27 52 13 34 51 --- 14 57 00 69.3 103.9 -1.8 -57.5 413 R 1 8673 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 13 37 05 3C345 14 59 15 69.7 104.5 -1.7 -57.2 128 1 2 8673 13 37 05 13 44 04 --- 15 06 15 70.8 106.7 -1.6 -56.3 419 R 1 5880 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 44 04 3C345 15 06 15 70.8 106.7 -1.6 -56.3 -6 1 2 5880 13 44 04 13 51 03 --- 15 13 15 71.9 109.1 -1.5 -55.2 413 R 1 3088 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 51 03 3C345 15 13 15 71.9 109.1 -1.5 -55.2 -6 1 2 3088 13 51 03 13 58 02 --- 15 20 15 73.0 111.7 -1.4 -53.8 413 R 1 296 Schedule for VLBA_BR (Code Br ) Page 5 3C345 -- 15, 22, 43GHz: core flux density monitoring 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 10 Feb 2003 Day 41 --- Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 14 00 16 3C345 15 22 30 73.4 112.6 -1.3 -53.3 128 1 3 296 14 00 16 14 07 15 --- 15 29 30 74.4 115.5 -1.2 -51.6 419 F 1 3088 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 07 15 3C345 15 29 30 74.4 115.5 -1.2 -51.6 -6 1 3 3088 14 07 15 14 14 14 --- 15 36 30 75.5 118.8 -1.1 -49.6 413 F 1 5880 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 14 14 3C345 15 36 30 75.5 118.8 -1.1 -49.6 -6 1 3 5880 14 14 14 14 21 13 --- 15 43 30 76.5 122.5 -1.0 -47.1 413 F 1 8673 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 14 23 28 J1638+5720 15 45 45 77.9 35.8 -0.9 -133.7 71 1 3 8673 14 23 28 14 30 26 =1637+574 15 52 45 78.5 32.4 -0.8 -138.5 419 F 1 11465 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 26 J1638+5720 15 52 45 78.5 32.4 -0.8 -138.5 -6 1 3 11465 14 30 26 14 37 25 =1637+574 15 59 45 79.1 28.6 -0.6 -143.7 413 F 1 14257 Schedule for VLBA_BR (Code Br ) Page 6 3C345 -- 15, 22, 43GHz: core flux density monitoring 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 10 Feb 2003 Day 41 --- 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 37 25 J1638+5720 15 59 45 79.1 28.6 -0.6 -143.7 -6 1 3 14257 14 37 25 14 44 24 =1637+574 16 06 45 79.7 24.3 -0.5 -149.4 413 F 1 17050 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 14 46 39 3C345 16 09 00 79.7 140.6 -0.6 -33.5 51 1 4 17050 14 46 39 14 53 38 --- 16 16 00 80.4 147.3 -0.5 -28.0 419 R 1 15358 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 53 38 3C345 16 16 00 80.4 147.3 -0.5 -28.0 -6 1 4 15358 14 53 38 15 00 36 --- 16 23 00 80.9 154.8 -0.3 -21.7 413 R 1 12566 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 00 36 3C345 16 23 00 80.9 154.8 -0.3 -21.7 -6 1 4 12566 15 00 36 15 07 35 --- 16 30 00 81.3 163.1 -0.2 -14.6 413 R 1 9773 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 15 07 35 3C345 16 30 00 81.3 163.1 -0.2 -14.6 -6 1 4 9773 15 07 35 15 14 34 --- 16 37 00 81.6 172.0 -0.1 -6.9 413 R 1 6981 Schedule for VLBA_BR (Code Br ) Page 7 3C345 -- 15, 22, 43GHz: core flux density monitoring 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 10 Feb 2003 Day 41 --- 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 14 34 3C345 16 37 00 81.6 172.0 -0.1 -6.9 -6 1 4 6981 15 14 34 15 21 33 --- 16 44 00 81.7 181.2 0.0 1.1 413 R 1 4189 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 21 33 3C345 16 44 00 81.7 181.2 0.0 1.1 -6 1 4 4189 15 21 33 15 28 32 --- 16 51 00 81.5 190.4 0.1 9.0 413 R 1 1396 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 15 28 32 3C345 16 51 00 81.5 190.4 0.1 9.0 -6 1 5 1396 15 28 32 15 35 31 --- 16 58 00 81.2 199.2 0.2 16.6 413 F 1 1396 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 35 31 3C345 16 58 00 81.2 199.2 0.2 16.6 -6 1 5 1396 15 35 31 15 42 30 --- 17 05 00 80.8 207.3 0.4 23.5 413 F 1 4189 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 42 30 3C345 17 05 00 80.8 207.3 0.4 23.5 -6 1 5 4189 15 42 30 15 49 28 --- 17 12 00 80.2 214.6 0.5 29.5 413 F 1 6981 Schedule for VLBA_BR (Code Br ) Page 8 3C345 -- 15, 22, 43GHz: core flux density monitoring 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 10 Feb 2003 Day 41 --- Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 15 49 28 3C345 17 12 00 80.2 214.6 0.5 29.5 -6 1 5 6981 15 49 28 15 54 28 --- 17 17 00 79.7 219.3 0.6 33.4 293 F 1 8975 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 54 28 3C345 17 17 00 79.7 219.3 0.6 33.4 -6 1 5 8975 15 54 28 15 59 27 --- 17 22 00 79.1 223.5 0.6 36.8 293 F 1 10970 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 59 27 3C345 17 22 00 79.1 223.5 0.6 36.8 -6 1 5 10970 15 59 27 16 04 26 --- 17 27 00 78.5 227.4 0.7 39.8 293 F 1 12964 Next scan frequencies: 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 Next BBC frequencies: 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 16 04 26 3C345 17 27 00 78.5 227.4 0.7 39.8 -6 1 5 12964 16 04 26 16 09 25 --- 17 32 00 77.9 231.0 0.8 42.4 293 F 1 14959 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 09 25 3C345 17 32 00 77.9 231.0 0.8 42.4 -6 1 5 14959 16 09 25 16 14 24 --- 17 37 00 77.2 234.2 0.9 44.8 293 F 1 16954 Schedule for VLBA_BR (Code Br ) Page 9 3C345 -- 15, 22, 43GHz: core flux density monitoring 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 10 Feb 2003 Day 41 --- 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 14 24 3C345 17 37 00 77.2 234.2 0.9 44.8 -6 1 6 16954 16 14 24 16 19 24 --- 17 42 00 76.6 237.2 1.0 46.9 293 R 1 16252 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-128-8-1.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: 1 Sample rate: 16.000 Number of channels: 8 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 14600.00 14600.00 14600.00 14600.00 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 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= 15349.49 15349.49 15357.49 15357.49 15365.49 15365.49 15373.49 15373.49 BBC fr= 749.49 749.49 757.49 757.49 765.49 765.49 773.49 773.49 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: /home/filehost/cwalker/sched/setups/v1cm-128-8-1.set Matches group v1cm_b3 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 2 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 1 Sample rate: 16.000 Number of channels: 8 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 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: /home/filehost/cwalker/sched/setups/v7mm-128-8-1.set Matches group v7mm_c8 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 3 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 1 Sample rate: 16.000 Number of channels: 8 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 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: 3 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 -- 3C345 -- 15, 22, 43GHz: core flux density monitoring 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). Source Source position (RA/Dec) (B1950) (J2000) (Date) * J1638+5720 16 37 17.425178 * 16 38 13.456293 16 38 15.889747 1637+574 57 26 15.76147 * 57 20 23.97918 57 19 41.45900 J1638+57 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report J1642+3948 16 41 17.606214 * 16 42 58.809952 16 43 03.948848 1641+399 39 54 10.81489 * 39 48 36.99395 39 47 57.90457 * 3C345 /home/filehost/cwalker/sched/catalogs/sources.vlba J1642+39 ICRF - Ext.1 Source - 1998 IERS Annual Report 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) J1638+5720 93.8 3C345 86.7 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