COVER INFORMATION Station: VLBA_BR (Code Br ) Experiment: 3C345 -- 15, 22, 43GHz: core flux density monitoring Exp. Code: BL104N Schedule Version: 1.00 Processed by SCHED version: Release of 18 Sept. 2003 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) ---------------------------------------------------------------------------------------- --- Fri 2 Jan 2004 Day 2 --- 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 14 56 05 3C345 13 43 45 57.2 87.7 -3.0 -60.2 0 1 1 0 14 56 05 15 00 05 --- 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 15 00 05 3C345 13 47 45 57.8 88.4 -2.9 -60.3 -4 1 1 1596 15 00 05 15 04 04 --- 13 51 45 58.5 89.2 -2.9 -60.3 235 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 15 04 04 3C345 13 51 45 58.5 89.2 -2.9 -60.3 -4 1 1 3191 15 04 04 15 08 03 --- 13 55 45 59.2 89.9 -2.8 -60.3 235 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 15 10 18 J1638+5720 13 58 00 64.5 53.8 -2.7 -93.7 105 1 1 4787 15 10 18 15 14 17 =1637+574 14 02 00 65.0 53.7 -2.6 -94.7 239 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 15 14 17 J1638+5720 14 02 00 65.0 53.7 -2.6 -94.7 -4 1 1 6383 15 14 17 15 18 17 =1637+574 14 06 00 65.6 53.6 -2.5 -95.6 235 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) ---------------------------------------------------------------------------------------- --- Fri 2 Jan 2004 Day 2 --- 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 18 17 J1638+5720 14 06 00 65.6 53.6 -2.5 -95.6 -4 1 1 7978 15 18 17 15 22 46 =1637+574 14 10 30 66.2 53.4 -2.5 -96.7 265 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 15 25 00 3C345 14 12 45 62.0 93.2 -2.5 -60.2 102 1 1 9773 15 25 00 15 31 59 --- 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 15 31 59 3C345 14 19 45 63.2 94.7 -2.4 -60.0 -4 1 1 12566 15 31 59 15 38 58 --- 14 26 45 64.3 96.2 -2.3 -59.7 415 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 15 38 58 3C345 14 26 45 64.3 96.2 -2.3 -59.7 -4 1 2 15358 15 38 58 15 45 57 --- 14 33 45 65.5 97.8 -2.2 -59.4 415 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 15 48 12 3C345 14 36 00 65.9 98.3 -2.1 -59.3 128 1 2 17050 15 48 12 15 55 10 --- 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) ---------------------------------------------------------------------------------------- --- Fri 2 Jan 2004 Day 2 --- 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 10 3C345 14 43 00 67.0 100.1 -2.0 -58.8 -4 1 2 14257 15 55 10 16 02 09 --- 14 50 00 68.2 101.9 -1.9 -58.2 415 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 16 02 09 3C345 14 50 00 68.2 101.9 -1.9 -58.2 -4 1 2 11465 16 02 09 16 09 08 --- 14 57 00 69.3 103.9 -1.8 -57.5 415 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 16 11 23 3C345 14 59 15 69.7 104.5 -1.7 -57.2 128 1 2 8673 16 11 23 16 18 22 --- 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 16 18 22 3C345 15 06 15 70.8 106.7 -1.6 -56.3 -4 1 2 5880 16 18 22 16 25 21 --- 15 13 15 71.9 109.1 -1.5 -55.2 415 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 16 25 21 3C345 15 13 15 71.9 109.1 -1.5 -55.2 -4 1 2 3088 16 25 21 16 32 19 --- 15 20 15 73.0 111.7 -1.4 -53.8 415 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) ---------------------------------------------------------------------------------------- --- Fri 2 Jan 2004 Day 2 --- 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 34 34 3C345 15 22 30 73.3 112.6 -1.3 -53.3 128 1 3 296 16 34 34 16 41 33 --- 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 16 41 33 3C345 15 29 30 74.4 115.5 -1.2 -51.6 -4 1 3 3088 16 41 33 16 48 32 --- 15 36 30 75.5 118.8 -1.1 -49.6 415 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 16 48 32 3C345 15 36 30 75.5 118.8 -1.1 -49.6 -4 1 3 5880 16 48 32 16 55 31 --- 15 43 30 76.5 122.5 -1.0 -47.1 415 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 16 57 45 J1638+5720 15 45 45 77.9 35.7 -0.9 -133.8 71 1 3 8673 16 57 45 17 04 44 =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 17 04 44 J1638+5720 15 52 45 78.5 32.4 -0.8 -138.5 -4 1 3 11465 17 04 44 17 11 43 =1637+574 15 59 45 79.1 28.6 -0.6 -143.7 415 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) ---------------------------------------------------------------------------------------- --- Fri 2 Jan 2004 Day 2 --- 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 11 43 J1638+5720 15 59 45 79.1 28.6 -0.6 -143.7 -4 1 3 14257 17 11 43 17 18 42 =1637+574 16 06 45 79.7 24.3 -0.5 -149.4 415 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 17 20 56 3C345 16 09 00 79.7 140.6 -0.6 -33.5 51 1 4 17050 17 20 56 17 27 55 --- 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 17 27 55 3C345 16 16 00 80.4 147.3 -0.5 -28.0 -4 1 4 15358 17 27 55 17 34 54 --- 16 23 00 80.9 154.8 -0.3 -21.7 415 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 17 34 54 3C345 16 23 00 80.9 154.8 -0.3 -21.7 -4 1 4 12566 17 34 54 17 41 53 --- 16 30 00 81.3 163.1 -0.2 -14.7 415 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 17 41 53 3C345 16 30 00 81.3 163.1 -0.2 -14.7 -4 1 4 9773 17 41 53 17 48 52 --- 16 37 00 81.6 172.0 -0.1 -7.0 415 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) ---------------------------------------------------------------------------------------- --- Fri 2 Jan 2004 Day 2 --- 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 48 52 3C345 16 37 00 81.6 172.0 -0.1 -7.0 -4 1 4 6981 17 48 52 17 55 51 --- 16 44 00 81.7 181.2 0.0 1.0 415 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 17 55 51 3C345 16 44 00 81.7 181.2 0.0 1.0 -4 1 4 4189 17 55 51 18 02 50 --- 16 51 00 81.5 190.4 0.1 9.0 415 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 18 02 50 3C345 16 51 00 81.5 190.4 0.1 9.0 -4 1 5 1396 18 02 50 18 09 48 --- 16 58 00 81.2 199.2 0.2 16.6 415 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 18 09 48 3C345 16 58 00 81.2 199.2 0.2 16.6 -4 1 5 1396 18 09 48 18 16 47 --- 17 05 00 80.8 207.3 0.4 23.5 415 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 18 16 47 3C345 17 05 00 80.8 207.3 0.4 23.5 -4 1 5 4189 18 16 47 18 23 46 --- 17 12 00 80.2 214.6 0.5 29.5 415 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) ---------------------------------------------------------------------------------------- --- Fri 2 Jan 2004 Day 2 --- 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 18 23 46 3C345 17 12 00 80.2 214.6 0.5 29.5 -4 1 5 6981 18 23 46 18 28 45 --- 17 17 00 79.7 219.2 0.6 33.3 295 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 18 28 45 3C345 17 17 00 79.7 219.2 0.6 33.3 -4 1 5 8975 18 28 45 18 33 44 --- 17 22 00 79.1 223.5 0.6 36.7 295 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 18 33 44 3C345 17 22 00 79.1 223.5 0.6 36.7 -4 1 5 10970 18 33 44 18 38 44 --- 17 27 00 78.5 227.4 0.7 39.8 295 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 18 38 44 3C345 17 27 00 78.5 227.4 0.7 39.8 -4 1 5 12964 18 38 44 18 43 43 --- 17 32 00 77.9 231.0 0.8 42.4 295 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 18 43 43 3C345 17 32 00 77.9 231.0 0.8 42.4 -4 1 5 14959 18 43 43 18 48 42 --- 17 37 00 77.2 234.2 0.9 44.8 295 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) ---------------------------------------------------------------------------------------- --- Fri 2 Jan 2004 Day 2 --- 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 48 42 3C345 17 37 00 77.2 234.2 0.9 44.8 -4 1 6 16954 18 48 42 18 53 41 --- 17 42 00 76.6 237.2 1.0 46.9 295 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 15.685271 1637+574 57 26 15.76147 * 57 20 23.97918 57 19 42.40354 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 04.962364 1641+399 39 54 10.81489 * 39 48 36.99395 39 47 58.88099 * 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 84.9 3C345 69.4 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