COVER INFORMATION Station: VLBA_HN (Code Hn ) Experiment: 3C345 -- 15, 22, 43GHz: core flux density monitoring Exp. Code: BL104H 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_HN (Code Hn ) 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) ---------------------------------------------------------------------------------------- --- Sun 29 Dec 2002 Day 363 --- 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 15 10 52 3C345 16 54 32 86.2 215.5 0.2 33.6 0 1 1 0 15 10 52 15 14 51 --- 16 58 32 85.7 224.2 0.3 41.6 239 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 14 51 3C345 16 58 32 85.7 224.2 0.3 41.6 -6 1 1 1596 15 14 51 15 18 50 --- 17 02 32 85.2 231.1 0.3 47.8 233 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 15 18 50 3C345 17 02 32 85.2 231.1 0.3 47.8 -6 1 1 3191 15 18 50 15 22 50 --- 17 06 32 84.6 236.6 0.4 52.7 233 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 15 25 04 J1638+5720 17 08 47 74.8 344.1 0.5 158.2 57 1 1 4787 15 25 04 15 29 04 =1637+574 17 12 47 74.6 342.2 0.6 155.5 239 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 29 04 J1638+5720 17 12 47 74.6 342.2 0.6 155.5 -6 1 1 6383 15 29 04 15 33 03 =1637+574 17 16 47 74.4 340.4 0.6 152.9 233 F 1 7978 Schedule for VLBA_HN (Code Hn ) 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) ---------------------------------------------------------------------------------------- --- Sun 29 Dec 2002 Day 363 --- 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 33 03 J1638+5720 17 16 47 74.4 340.4 0.6 152.9 -6 1 1 7978 15 33 03 15 37 32 =1637+574 17 21 17 74.1 338.4 0.7 150.1 263 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 15 39 47 3C345 17 23 32 81.8 251.0 0.7 64.3 70 1 1 9773 15 39 47 15 46 46 --- 17 30 32 80.6 254.6 0.8 66.8 419 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 46 46 3C345 17 30 32 80.6 254.6 0.8 66.8 -6 1 1 12566 15 46 46 15 53 45 --- 17 37 32 79.3 257.6 0.9 68.5 413 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 15 53 45 3C345 17 37 32 79.3 257.6 0.9 68.5 -6 1 2 15358 15 53 45 16 00 43 --- 17 44 32 78.1 260.0 1.0 69.8 413 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 16 02 58 3C345 17 46 47 77.7 260.7 1.1 70.1 128 1 2 17050 16 02 58 16 09 57 --- 17 53 47 76.4 262.7 1.2 71.0 419 R 1 14257 Schedule for VLBA_HN (Code Hn ) 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) ---------------------------------------------------------------------------------------- --- Sun 29 Dec 2002 Day 363 --- 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 57 3C345 17 53 47 76.4 262.7 1.2 71.0 -6 1 2 14257 16 09 57 16 16 56 --- 18 00 47 75.1 264.5 1.3 71.5 413 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 16 16 56 3C345 18 00 47 75.1 264.5 1.3 71.5 -6 1 2 11465 16 16 56 16 23 55 --- 18 07 47 73.8 266.0 1.4 71.9 413 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 16 26 09 3C345 18 10 02 73.4 266.5 1.4 72.0 128 1 2 8673 16 26 09 16 33 08 --- 18 17 02 72.2 267.9 1.6 72.2 419 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 33 08 3C345 18 17 02 72.2 267.9 1.6 72.2 -6 1 2 5880 16 33 08 16 40 07 --- 18 24 02 70.9 269.2 1.7 72.3 413 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 16 40 07 3C345 18 24 02 70.9 269.2 1.7 72.3 -6 1 2 3088 16 40 07 16 47 06 --- 18 31 02 69.6 270.4 1.8 72.4 413 R 1 296 Schedule for VLBA_HN (Code Hn ) 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) ---------------------------------------------------------------------------------------- --- Sun 29 Dec 2002 Day 363 --- 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 49 21 3C345 18 33 17 69.2 270.8 1.8 72.3 128 1 3 296 16 49 21 16 56 19 --- 18 40 17 67.9 271.9 2.0 72.3 419 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 56 19 3C345 18 40 17 67.9 271.9 2.0 72.3 -6 1 3 3088 16 56 19 17 03 18 --- 18 47 17 66.6 272.9 2.1 72.1 413 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 17 03 18 3C345 18 47 17 66.6 272.9 2.1 72.1 -6 1 3 5880 17 03 18 17 10 17 --- 18 54 17 65.3 274.0 2.2 71.9 413 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 17 12 32 J1638+5720 18 56 32 64.0 315.7 2.3 108.6 101 1 3 8673 17 12 32 17 19 31 =1637+574 19 03 32 63.1 315.0 2.4 106.6 419 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 19 31 J1638+5720 19 03 32 63.1 315.0 2.4 106.6 -6 1 3 11465 17 19 31 17 26 29 =1637+574 19 10 32 62.2 314.5 2.5 104.6 413 F 1 14257 Schedule for VLBA_HN (Code Hn ) 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) ---------------------------------------------------------------------------------------- --- Sun 29 Dec 2002 Day 363 --- 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 26 29 J1638+5720 19 10 32 62.2 314.5 2.5 104.6 -6 1 3 14257 17 26 29 17 33 28 =1637+574 19 17 32 61.3 314.0 2.7 102.7 413 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 17 35 43 3C345 19 19 47 60.7 277.4 2.6 70.9 104 1 4 17050 17 35 43 17 42 42 --- 19 26 47 59.4 278.3 2.7 70.6 419 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 42 42 3C345 19 26 47 59.4 278.3 2.7 70.6 -6 1 4 15358 17 42 42 17 49 41 --- 19 33 47 58.2 279.2 2.8 70.2 413 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 17 49 41 3C345 19 33 47 58.2 279.2 2.8 70.2 -6 1 4 12566 17 49 41 17 56 39 --- 19 40 47 56.9 280.0 3.0 69.8 413 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 17 56 39 3C345 19 40 47 56.9 280.0 3.0 69.8 -6 1 4 9773 17 56 39 18 03 38 --- 19 47 47 55.6 280.9 3.1 69.4 413 R 1 6981 Schedule for VLBA_HN (Code Hn ) 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) ---------------------------------------------------------------------------------------- --- Sun 29 Dec 2002 Day 363 --- 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 03 38 3C345 19 47 47 55.6 280.9 3.1 69.4 -6 1 4 6981 18 03 38 18 10 37 --- 19 54 47 54.4 281.7 3.2 68.9 413 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 18 10 37 3C345 19 54 47 54.4 281.7 3.2 68.9 -6 1 4 4189 18 10 37 18 17 36 --- 20 01 47 53.1 282.5 3.3 68.5 413 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 18 17 36 3C345 20 01 47 53.1 282.5 3.3 68.5 -6 1 5 1396 18 17 36 18 24 35 --- 20 08 47 51.9 283.3 3.4 68.0 413 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 18 24 35 3C345 20 08 47 51.9 283.3 3.4 68.0 -6 1 5 1396 18 24 35 18 31 34 --- 20 15 47 50.6 284.2 3.5 67.5 413 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 18 31 34 3C345 20 15 47 50.6 284.2 3.5 67.5 -6 1 5 4189 18 31 34 18 38 33 --- 20 22 47 49.4 285.0 3.7 67.0 413 F 1 6981 Schedule for VLBA_HN (Code Hn ) 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) ---------------------------------------------------------------------------------------- --- Sun 29 Dec 2002 Day 363 --- 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 33 3C345 20 22 47 49.4 285.0 3.7 67.0 -6 1 5 6981 18 38 33 18 43 32 --- 20 27 47 48.5 285.5 3.7 66.7 293 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 18 43 32 3C345 20 27 47 48.5 285.5 3.7 66.7 -6 1 5 8975 18 43 32 18 48 31 --- 20 32 47 47.6 286.1 3.8 66.3 293 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 18 48 31 3C345 20 32 47 47.6 286.1 3.8 66.3 -6 1 5 10970 18 48 31 18 53 30 --- 20 37 47 46.8 286.7 3.9 65.9 293 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 18 53 30 3C345 20 37 47 46.8 286.7 3.9 65.9 -6 1 5 12964 18 53 30 18 58 29 --- 20 42 47 45.9 287.3 4.0 65.5 293 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 18 58 29 3C345 20 42 47 45.9 287.3 4.0 65.5 -6 1 5 14959 18 58 29 19 03 28 --- 20 47 47 45.0 287.8 4.1 65.1 293 F 1 16954 Schedule for VLBA_HN (Code Hn ) 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) ---------------------------------------------------------------------------------------- --- Sun 29 Dec 2002 Day 363 --- 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 03 28 3C345 20 47 47 45.0 287.8 4.1 65.1 -6 1 6 16954 19 03 28 19 08 28 --- 20 52 47 44.1 288.4 4.2 64.7 293 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 14.299725 1637+574 57 26 15.76147 * 57 20 23.97918 57 19 53.57500 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 02.677193 1641+399 39 54 10.81489 * 39 48 36.99395 39 48 09.55818 * 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 84.1 3C345 68.1 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