COVER INFORMATION Station: GBT_VLBA (Code Gb ) Experiment: RadioAstron polarization imaging Exp. Code: GG085F Schedule Version: 2.00 Processed by SCHED version: 11.50 Development version 11.5. Started Apr. 2 PI: Jose L. Gomez Address: Instituto de Astrofisica de Andalucia-CSIC Glorieta de la Astronomia E-18008 Granada, Spain Phone: +79165452842 EMAIL: jlgomez@iaa.es Fax: Phone during observation: Observing mode: K-band dual-pol Notes: K-band, Radioastron-compatible frequency setup P-CAL is ON Tsys is ON auto-level (AGC) is ON Schedule for GBT_VLBA (Code Gb ) Page 2 RadioAstron polarization imaging UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 16 Mar 2019 Day 75 --- ---------- This is an 9-min pointing & focus scan for GBT ---------- Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 01 00 00 0851+202 07 14 00 61.3 122.6 -1.7 -44.6 0 0 Stopped 01 09 00 --- 07 23 01 62.8 125.9 -1.5 -42.5 540 0 01 10 30 0851+202 07 24 32 63.0 126.5 -1.5 -42.1 68 0 01 10 30 01 18 30 --- 07 32 33 64.3 129.7 -1.4 -39.9 480 62 01 10 31 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 01 19 30 0851+202 07 33 33 64.4 130.1 -1.4 -39.6 38 62 01 19 30 01 28 30 --- 07 42 35 65.7 134.1 -1.2 -36.8 540 131 01 19 31 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 01 29 30 0851+202 07 43 35 65.9 134.5 -1.2 -36.5 38 131 01 29 30 01 34 00 --- 07 48 06 66.5 136.7 -1.1 -34.9 270 166 01 29 31 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 01 35 00 0851+202 07 49 06 66.6 137.1 -1.1 -34.6 38 166 01 35 00 01 44 30 --- 07 58 37 67.8 142.0 -1.0 -30.9 570 240 01 35 01 01 45 00 0923+392 07 59 07 72.6 81.3 -1.5 -84.7 -103 240 01 46 43 01 47 30 --- 08 01 38 73.1 81.4 -1.4 -84.9 47 246 01 45 01 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 01 48 30 0923+392 08 02 38 73.3 81.5 -1.4 -85.0 39 246 01 48 30 01 57 00 --- 08 11 09 75.0 82.0 -1.3 -85.9 510 311 01 48 31 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 01 58 00 0923+392 08 12 09 75.2 82.0 -1.3 -86.0 39 311 01 58 00 02 02 30 --- 08 16 40 76.0 82.3 -1.2 -86.5 270 346 01 58 01 Schedule for GBT_VLBA (Code Gb ) Page 3 RadioAstron polarization imaging UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 16 Mar 2019 Day 75 --- Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 02 03 30 0923+392 08 17 40 76.2 82.3 -1.2 -86.6 39 346 02 03 30 02 10 30 --- 08 24 42 77.6 82.6 -1.1 -87.4 420 400 02 03 31 02 11 00 0851+202 08 25 12 70.4 158.0 -0.5 -18.2 -130 400 02 13 10 02 14 00 --- 08 28 12 70.6 160.0 -0.5 -16.6 50 407 02 11 01 02 14 30 0851+202 08 28 42 70.7 160.3 -0.5 -16.3 8 407 02 14 30 02 23 30 --- 08 37 44 71.2 166.7 -0.3 -11.1 540 476 02 14 31 ---------- This is an 9-min pointing & focus scan for GBT ---------- 02 24 00 0851+202 08 38 14 71.2 167.0 -0.3 -10.8 8 476 Stopped 02 33 00 --- 08 47 15 71.5 173.6 -0.1 -5.4 540 476 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 02 34 00 0851+202 08 48 15 71.5 174.3 -0.1 -4.7 37 476 02 34 00 02 43 30 --- 08 57 47 71.6 181.4 0.0 1.2 570 550 02 34 01 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 02 44 30 0851+202 08 58 47 71.6 182.1 0.0 1.8 37 550 02 44 30 02 49 00 --- 09 03 18 71.5 185.5 0.1 4.6 270 584 02 44 31 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 02 50 00 0851+202 09 04 18 71.5 186.2 0.1 5.2 37 584 02 50 00 02 59 30 --- 09 13 50 71.2 193.2 0.3 10.9 570 658 02 50 01 03 00 00 0851+202 09 14 20 71.2 193.5 0.3 11.2 8 658 03 00 00 03 09 30 --- 09 23 51 70.6 200.2 0.5 16.7 570 731 03 00 01 03 10 00 0851+202 09 24 21 70.6 200.5 0.5 17.0 8 731 03 10 00 03 19 30 --- 09 33 53 69.9 206.7 0.6 22.0 570 805 03 10 01 03 20 00 0851+202 09 34 23 69.8 207.0 0.6 22.3 8 805 03 20 00 03 29 30 --- 09 43 54 68.9 212.8 0.8 26.9 570 878 03 20 01 03 30 00 0923+392 09 44 25 86.8 280.7 0.3 98.1 -114 878 03 31 54 03 32 40 --- 09 47 05 86.3 279.6 0.3 96.6 46 884 03 30 01 Schedule for GBT_VLBA (Code Gb ) Page 4 RadioAstron polarization imaging UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 16 Mar 2019 Day 75 --- Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 03 34 10 0923+392 09 48 35 86.0 279.1 0.3 95.9 68 884 03 34 10 03 42 30 --- 09 56 57 84.4 277.6 0.5 93.1 500 948 03 34 11 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 03 43 30 0923+392 09 57 57 84.2 277.5 0.5 92.8 39 948 03 43 30 03 48 00 --- 10 02 28 83.3 277.1 0.6 91.8 270 983 03 43 31 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 03 49 00 0923+392 10 03 28 83.1 277.1 0.6 91.6 39 983 03 49 00 03 56 30 --- 10 10 59 81.7 276.9 0.7 90.2 450 1041 03 49 01 ---------- This is an 9-min pointing & focus scan for GBT ---------- 03 57 00 0851+202 10 11 29 65.4 227.0 1.3 37.5 -84 1041 Stopped 04 06 00 --- 10 20 30 64.1 230.8 1.4 40.3 456 1041 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 04 06 30 0851+202 10 21 01 64.0 231.0 1.4 40.4 9 1041 04 06 30 04 16 30 --- 10 31 02 62.4 234.9 1.6 43.0 600 1119 04 06 31 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 04 17 00 0851+202 10 31 32 62.3 235.1 1.6 43.1 9 1119 04 17 00 04 24 00 --- 10 38 33 61.2 237.6 1.7 44.8 420 1173 04 17 01 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 04 24 30 0851+202 10 39 04 61.1 237.8 1.7 44.9 9 1173 04 24 30 04 29 30 --- 10 44 04 60.3 239.5 1.8 45.9 300 1211 04 24 31 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 04 30 00 0851+202 10 44 34 60.2 239.6 1.8 46.0 9 1211 04 30 00 04 40 00 --- 10 54 36 58.5 242.8 2.0 47.9 600 1289 04 30 01 Schedule for GBT_VLBA (Code Gb ) Page 5 RadioAstron polarization imaging UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 16 Mar 2019 Day 75 --- Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 04 40 30 0851+202 10 55 06 58.4 242.9 2.0 48.0 9 1289 04 40 30 04 47 00 --- 11 01 37 57.2 244.9 2.1 49.0 390 1339 04 40 31 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 04 47 30 0851+202 11 02 07 57.1 245.0 2.1 49.1 9 1339 04 47 30 04 52 00 --- 11 06 38 56.3 246.3 2.2 49.7 270 1374 04 47 31 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 04 53 30 0355+508 11 08 08 19.9 320.2 7.1 52.9 -65 1374 04 54 35 04 56 30 --- 11 11 09 19.5 320.5 7.2 52.4 115 1388 04 53 31 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 04 57 30 0355+508 11 12 09 19.4 320.6 7.2 52.3 39 1388 04 57 30 05 07 30 --- 11 22 11 18.2 321.6 7.4 50.6 600 1466 04 57 31 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 05 08 30 0355+508 11 23 11 18.1 321.7 7.4 50.5 39 1466 05 08 30 05 13 30 --- 11 28 12 17.5 322.3 7.5 49.7 300 1504 05 08 31 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 05 14 30 0355+508 11 29 12 17.3 322.4 7.5 49.5 39 1504 05 14 30 05 18 30 --- 11 33 12 16.9 322.8 7.5 48.9 240 1535 05 14 31 ---------- This is an 9-min pointing & focus scan for GBT ---------- Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 05 21 00 0851+202 11 35 43 51.0 253.4 2.7 53.1 2 1535 Stopped 05 30 00 --- 11 44 44 49.3 255.4 2.8 53.8 540 1535 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 05 30 00 0851+202 11 44 44 49.3 255.4 2.8 53.8 -20 1535 05 30 20 05 39 00 --- 11 53 46 47.6 257.3 3.0 54.4 520 1602 05 30 01 Schedule for GBT_VLBA (Code Gb ) Page 6 RadioAstron polarization imaging UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 16 Mar 2019 Day 75 --- Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 05 39 30 0851+202 11 54 16 47.5 257.4 3.0 54.5 9 1602 05 39 30 05 45 30 --- 12 00 17 46.3 258.6 3.1 54.8 360 1649 05 39 31 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 05 46 00 0851+202 12 00 47 46.2 258.7 3.1 54.8 9 1649 05 46 00 05 50 00 --- 12 04 48 45.5 259.5 3.1 55.1 240 1680 05 46 01 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 05 50 30 0851+202 12 05 18 45.4 259.6 3.2 55.1 9 1680 05 50 30 06 00 30 --- 12 15 19 43.4 261.4 3.3 55.5 600 1757 05 50 31 06 01 00 0851+202 12 15 49 43.3 261.5 3.3 55.6 9 1757 06 01 00 06 08 30 --- 12 23 21 41.9 262.9 3.5 55.8 450 1815 06 01 01 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 06 09 00 0851+202 12 23 51 41.8 263.0 3.5 55.8 9 1815 06 09 00 06 14 30 --- 12 29 22 40.7 263.9 3.6 56.0 330 1857 06 09 01 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 06 17 00 0355+508 12 31 52 10.5 329.6 8.5 39.0 9 1857 06 17 00 06 19 00 --- 12 33 52 10.3 329.9 8.5 38.7 120 1873 06 17 01 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 06 20 00 0355+508 12 34 52 10.2 330.0 8.6 38.5 39 1873 06 20 00 06 29 30 --- 12 44 24 9.2 331.2 8.7 36.9 570 1946 06 20 01 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 06 30 30 0355+508 12 45 24 9.2 331.3 8.7 36.7 39 1946 06 30 30 06 36 30 --- 12 51 25 8.6 332.1 8.8 35.7 360 1993 06 30 31 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 06 37 30 0355+508 12 52 25 8.5 332.2 8.9 35.5 39 1993 06 37 30 06 42 00 --- 12 56 56 8.1 332.8 8.9 34.7 270 2027 06 37 31 Schedule for GBT_VLBA (Code Gb ) Page 7 RadioAstron polarization imaging UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 16 Mar 2019 Day 75 --- ---------- This is an 9-min pointing & focus scan for GBT ---------- Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 06 44 30 0851+202 12 59 27 34.8 268.9 4.1 56.5 11 2027 Stopped 06 53 30 --- 13 08 28 33.1 270.3 4.2 56.5 540 2027 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 06 53 30 0851+202 13 08 28 33.1 270.3 4.2 56.5 -20 2027 06 53 50 07 03 30 --- 13 18 30 31.1 271.8 4.4 56.4 580 2102 06 53 31 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 07 04 00 0851+202 13 19 00 31.0 271.9 4.4 56.4 9 2102 07 04 00 07 13 00 --- 13 28 01 29.2 273.3 4.5 56.3 540 2172 07 04 01 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 07 13 30 0851+202 13 28 31 29.1 273.3 4.5 56.3 9 2172 07 13 30 07 18 30 --- 13 33 32 28.2 274.1 4.6 56.3 300 2210 07 13 31 Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 07 19 00 0851+202 13 34 02 28.1 274.2 4.6 56.3 9 2210 07 19 00 07 28 00 --- 13 43 04 26.3 275.5 4.8 56.1 540 2280 07 19 01 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 07 28 30 0851+202 13 43 34 26.2 275.6 4.8 56.1 9 2280 07 28 30 07 35 30 --- 13 50 35 24.8 276.6 4.9 55.9 420 2334 07 28 31 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 07 36 00 0851+202 13 51 05 24.7 276.7 4.9 55.9 9 2334 07 36 00 07 40 00 --- 13 55 06 24.0 277.2 5.0 55.8 240 2365 07 36 01 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 07 40 30 0923+392 13 55 36 39.1 292.9 4.5 68.1 -46 2365 07 41 16 07 43 30 --- 13 58 36 38.5 293.2 4.5 67.8 134 2382 07 40 31 Schedule for GBT_VLBA (Code Gb ) Page 8 RadioAstron polarization imaging UP: D => Below limits; H => Below horizon mask; W => still slewing at end; blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Disk: GBytes recorded to this point. TPStart: Recording start time. Frequencies are LO sum (band edge). SYNC: Time correlator is expected to sync up. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Disk TPStart Stop UT LST EL AZ HA UP ParA Dwell GBytes SYNC ---------------------------------------------------------------------------------------- --- Sat 16 Mar 2019 Day 75 --- Next scan frequencies: 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 Next BBC frequencies: 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 07 44 00 0923+392 13 59 06 38.4 293.3 4.5 67.7 9 2382 07 44 00 07 51 00 --- 14 06 07 37.2 293.9 4.6 67.0 420 2436 07 44 01 Next scan frequencies: 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 Next BBC frequencies: 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 07 51 30 0923+392 14 06 38 37.1 294.0 4.6 67.0 9 2436 07 51 30 07 56 00 --- 14 11 08 36.3 294.4 4.7 66.5 270 2471 07 51 31 Next scan frequencies: 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 Next BBC frequencies: 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 07 56 30 0923+392 14 11 38 36.2 294.4 4.7 66.5 9 2471 07 56 30 07 59 30 --- 14 14 39 35.7 294.7 4.8 66.2 180 2494 07 56 31 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: ra1cm2.set Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: gbt1cm_a4 LO1=28.868, LO2=16.532, LO3=10.5 Setup group: 1 Station: GBT_VLBA Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: RDBE_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 23036.00 23036.00 23036.00 23036.00 23036.00 23036.00 23036.00 23036.00 Net SB= U U U U U U U U IF SB = L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= L L L L L L L L IF = B D B D B D B D The following frequency sets based on these setups were used. Frequency Set: 25 Setup file default. Used with PCAL = 1MHz LO sum= 22156.00 22156.00 22188.00 22188.00 22220.00 22220.00 22252.00 22252.00 BBC fr= 880.00 880.00 848.00 848.00 816.00 816.00 784.00 784.00 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 VLBA legacy crd files using 4 channels based on RDBE channels: 3 4 5 6 CRD fr= 840.01 840.01 808.01 808.01 CRD bw= 16.00 16.00 16.00 16.00 Matching frequency sets: 25 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off ======== Setup file: ra7mm2.set Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: gbt7mm_c8 LO1=37.168, LO2=15.732, LO3=10.5 Setup group: 41 Station: GBT_VLBA Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: RDBE_DDC Speedup factor: 1.00 Disk used to record data. 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 IF 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 The following frequency sets based on these setups were used. Frequency Set: 35 Setup file default. Used with PCAL = 1MHz LO sum= 43127.25 43127.25 43159.25 43159.25 43191.25 43191.25 43223.25 43223.25 BBC fr= 727.25 727.25 759.25 759.25 791.25 791.25 823.25 823.25 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 VLBA legacy crd files using 4 channels based on RDBE channels: 3 4 5 6 CRD fr= 767.25 767.25 799.25 799.25 CRD bw= 16.00 16.00 16.00 16.00 Matching frequency sets: 35 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off ======== Setup file: ra2cm2.set Matching groups in /home/guest/rmc/SCHED/sched11.5/catalogs/freq_RDBE.dat: gbt2cm_d3 LO1=12.368, LO2=12.732, LO3=10.5 (?) Setup group: 28 Station: GBT_VLBA Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: RDBE_DDC Speedup factor: 1.00 Disk used to record data. 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 IF 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 The following frequency sets based on these setups were used. Frequency Set: 47 Setup file default. Used with PCAL = 1MHz LO sum= 15337.00 15337.00 15369.00 15369.00 15401.00 15401.00 15433.00 15433.00 BBC fr= 737.00 737.00 769.00 769.00 801.00 801.00 833.00 833.00 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 VLBA legacy crd files using 4 channels based on RDBE channels: 3 4 5 6 CRD fr= 776.99 776.99 808.99 808.99 CRD bw= 16.00 16.00 16.00 16.00 Matching frequency sets: 47 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) 1328+307 13 28 49.657783 * 13 31 08.288075 13 32 01.760916 0.18 J1331+3030 30 45 58.64055 * 30 30 32.95919 30 24 33.64697 0.17 * 3C286 From catalog imbedded in main SCHED input file. rfc_2018a Petrov and Kovalev, in preparation 603 observations * 0355+508 03 55 45.261377 * 03 59 29.747278 04 00 54.175951 0.16 J0359+5057 50 49 20.28597 * 50 57 50.16192 51 01 04.82333 0.10 NRAO150 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 27427 observations * 0851+202 08 51 57.250617 * 08 54 48.874929 08 55 54.600792 0.11 J0854+2006 20 17 58.41738 * 20 06 30.64083 20 02 02.58372 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 311901 observations * 0923+392 09 23 55.319219 * 09 27 03.013940 09 28 14.962793 0.13 J0927+3902 39 15 23.56640 * 39 02 20.85180 38 57 20.77176 0.10 /home/guest/rmc/SCHED/sched11.5/catalogs/sources.rfc rfc_2018a Petrov and Kovalev, in preparation 259044 observations SOURCE SCAN SUMMARY FOR SOURCES LISTED ABOVE Scan hours are for recording scans only. Baseline hours are only counted for scans above horizon at both ends. Source Setup file Frequency sets Observing hours (duplicates not shown) Scan Baseline 3C286 ra1cm2.set 22 0.350 0.000 ra2cm2.set 23 0.350 0.000 ra7mm2.set 21 0.350 0.000 0355+508 ra1cm2.set 1 2 3 4 5 6 7 8 9 11 20 22 + 11.018 390.924 ra2cm2.set 23 47 48 0.142 7.792 ra7mm2.set 15 16 17 21 35 36 3.500 44.616 0851+202 ra1cm2.set 1 2 3 4 5 6 7 8 9 10 11 20 + 12.086 686.955 ra2cm2.set 23 46 47 48 0.617 39.933 ra7mm2.set 15 16 17 21 35 36 3.608 108.242 0923+392 ra1cm2.set 1 2 3 4 5 6 7 8 9 10 11 20 + 3.664 219.868 ra2cm2.set 23 46 47 48 0.200 15.000 ra7mm2.set 15 16 17 21 35 36 1.086 44.600 EFFECT OF SOLAR CORONA 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) 3C286 141.5 0355+508 75.8 0851+202 135.4 0923+392 131.9 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