COVER INFORMATION Station: MEDICINA (Code Mc ) Experiment: Confirmation of close dual quasars at z=0.6-2.5 Exp. Code: ES103F Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Yiping SHU Address: Purple Mountain Observatory, Chinese Academy of Sciences No. 10 Yuanhua Road Nanjing China Phone: +86 15946854256 EMAIL: yiping.shu@pmo.ac.cn Fax: Phone during observation: +86 15946854256 Observing mode: vlbi Notes: # Please turn PHASE CAL ON # V2: Updated the station list COVER LETTER: Schedule for MEDICINA (Code Mc ) Page 2 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Sun 6 Nov 2022 Day 310 --- Next scan frequencies: 8319.49 8319.49 8319.49 8319.49 8383.49 8383.49 8383.49 8383.49 8447.49 8447.49 8447.49 8447.49 8511.49 8511.49 8511.49 8511.49 Next BBC frequencies: 239.49 239.49 239.49 239.49 303.49 303.49 303.49 303.49 367.49 367.49 367.49 367.49 431.49 431.49 431.49 431.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 06 00 00 J1229+0203 09 48 21 34.4 488.1 -2.7 -34.1 0 0 06 00 00 06 06 00 =3C273B 09 54 22 35.3 489.6 -2.6 -33.3 360 93 06 00 01 06 07 00 J1308+0401 09 55 22 31.3 479.0 -3.2 -38.7 42 93 06 07 00 06 13 00 =1305+042 10 01 23 32.2 480.4 -3.1 -38.0 360 185 06 07 01 06 13 00 SDSSJ1305+05 10 01 23 33.7 480.1 -3.1 -38.3 -8 185 No stop 06 16 00 --- 10 04 24 34.2 480.8 -3.0 -38.0 172 232 06 13 01 06 16 30 J1308+0401 10 04 54 32.7 481.2 -3.1 -37.7 22 232 06 16 30 06 18 30 =1305+042 10 06 54 33.0 481.7 -3.0 -37.4 120 263 06 16 31 06 18 30 SDSSJ1305+05 10 06 54 34.6 481.4 -3.0 -37.7 -8 263 No stop 06 21 30 --- 10 09 55 35.0 482.1 -2.9 -37.3 172 309 06 18 31 06 21 30 J1308+0401 10 09 55 33.5 482.4 -3.0 -37.1 -8 309 No stop 06 23 30 =1305+042 10 11 55 33.8 482.9 -3.0 -36.9 112 340 06 21 31 06 23 30 SDSSJ1305+05 10 11 55 35.3 482.6 -2.9 -37.1 -8 340 No stop 06 26 30 --- 10 14 56 35.8 483.3 -2.9 -36.8 172 386 06 23 31 06 27 00 J1308+0401 10 15 26 34.3 483.8 -2.9 -36.5 22 386 06 27 00 06 29 00 =1305+042 10 17 26 34.6 484.3 -2.9 -36.2 120 417 06 27 01 06 29 00 SDSSJ1305+05 10 17 26 36.2 483.9 -2.8 -36.4 -8 417 No stop 06 32 00 --- 10 20 26 36.6 484.7 -2.8 -36.1 172 464 06 29 01 06 32 00 J1308+0401 10 20 26 35.1 485.0 -2.8 -35.8 -8 464 No stop 06 34 00 =1305+042 10 22 27 35.3 485.5 -2.8 -35.6 112 495 06 32 01 06 34 00 SDSSJ1305+05 10 22 27 36.9 485.2 -2.7 -35.8 -8 495 No stop 06 37 00 --- 10 25 27 37.3 485.9 -2.7 -35.4 172 541 06 34 01 06 37 30 J1308+0401 10 25 57 35.9 486.4 -2.7 -35.1 22 541 06 37 30 06 39 30 =1305+042 10 27 58 36.1 486.9 -2.7 -34.9 120 572 06 37 31 06 39 30 SDSSJ1305+05 10 27 58 37.7 486.6 -2.6 -35.1 -8 572 No stop 06 42 30 --- 10 30 58 38.1 487.4 -2.6 -34.7 172 618 06 39 31 Schedule for MEDICINA (Code Mc ) Page 3 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Sun 6 Nov 2022 Day 310 --- 06 42 30 J1308+0401 10 30 58 36.6 487.6 -2.6 -34.5 -8 618 No stop 06 44 30 =1305+042 10 32 59 36.8 488.2 -2.6 -34.2 112 649 06 42 31 06 44 30 SDSSJ1305+05 10 32 59 38.4 487.9 -2.6 -34.4 -8 649 No stop 06 47 30 --- 10 35 59 38.8 488.7 -2.5 -34.0 172 696 06 44 31 06 48 00 J1308+0401 10 36 29 37.3 489.1 -2.5 -33.7 22 696 06 48 00 06 50 00 =1305+042 10 38 29 37.6 489.6 -2.5 -33.4 120 727 06 48 01 06 50 00 SDSSJ1305+05 10 38 29 39.2 489.4 -2.5 -33.6 -8 727 No stop 06 53 00 --- 10 41 30 39.6 490.2 -2.4 -33.2 172 773 06 50 01 06 53 00 J1308+0401 10 41 30 38.0 490.4 -2.5 -33.0 -8 773 No stop 06 55 00 =1305+042 10 43 30 38.3 490.9 -2.4 -32.7 112 804 06 53 01 06 55 00 SDSSJ1305+05 10 43 30 39.8 490.7 -2.4 -32.9 -8 804 No stop 06 58 00 --- 10 46 31 40.3 491.5 -2.3 -32.4 172 850 06 55 01 06 58 30 J1308+0401 10 47 01 38.8 491.9 -2.4 -32.2 22 850 06 58 30 07 00 30 =1305+042 10 49 01 39.0 492.4 -2.3 -31.8 120 881 06 58 31 07 00 30 SDSSJ1305+05 10 49 01 40.6 492.2 -2.3 -32.0 -8 881 No stop 07 03 30 --- 10 52 02 41.0 493.1 -2.2 -31.5 172 927 07 00 31 07 03 30 J1308+0401 10 52 02 39.4 493.2 -2.3 -31.4 -8 927 No stop 07 05 30 =1305+042 10 54 02 39.7 493.8 -2.3 -31.1 112 958 07 03 31 07 05 30 SDSSJ1305+05 10 54 02 41.2 493.6 -2.2 -31.2 -8 958 No stop 07 08 30 --- 10 57 02 41.6 494.5 -2.2 -30.7 172 1005 07 05 31 07 09 00 J1308+0401 10 57 33 40.1 494.8 -2.2 -30.5 22 1005 07 09 00 07 11 00 =1305+042 10 59 33 40.4 495.3 -2.2 -30.2 120 1036 07 09 01 07 11 00 SDSSJ1305+05 10 59 33 41.9 495.2 -2.1 -30.3 -8 1036 No stop 07 14 00 --- 11 02 33 42.3 496.1 -2.1 -29.8 172 1082 07 11 01 07 14 00 J1308+0401 11 02 33 40.8 496.2 -2.1 -29.7 -8 1082 No stop 07 16 00 =1305+042 11 04 34 41.0 496.8 -2.1 -29.3 112 1113 07 14 01 07 16 00 SDSSJ1305+05 11 04 34 42.6 496.7 -2.0 -29.4 -8 1113 No stop 07 19 00 --- 11 07 34 42.9 497.6 -2.0 -28.9 172 1159 07 16 01 07 19 30 J1308+0401 11 08 04 41.4 497.8 -2.0 -28.7 22 1159 07 19 30 07 21 30 =1305+042 11 10 05 41.7 498.4 -2.0 -28.3 120 1190 07 19 31 Schedule for MEDICINA (Code Mc ) Page 4 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Sun 6 Nov 2022 Day 310 --- 07 21 30 SDSSJ1305+05 11 10 05 43.2 498.3 -1.9 -28.4 -8 1190 No stop 07 24 30 --- 11 13 05 43.6 499.2 -1.9 -27.9 172 1237 07 21 31 07 24 30 J1308+0401 11 13 05 42.0 499.3 -1.9 -27.8 -8 1237 No stop 07 26 30 =1305+042 11 15 05 42.3 499.9 -1.9 -27.4 112 1268 07 24 31 07 26 30 SDSSJ1305+05 11 15 05 43.8 499.8 -1.9 -27.5 -8 1268 No stop 07 29 30 --- 11 18 06 44.2 500.8 -1.8 -26.9 172 1314 07 26 31 07 30 00 J1308+0401 11 18 36 42.7 500.9 -1.8 -26.8 22 1314 07 30 00 07 32 00 =1305+042 11 20 36 42.9 501.5 -1.8 -26.4 120 1345 07 30 01 07 32 00 SDSSJ1305+05 11 20 36 44.4 501.5 -1.8 -26.5 -8 1345 No stop 07 35 00 --- 11 23 37 44.8 502.5 -1.7 -25.9 172 1391 07 32 01 07 35 00 J1308+0401 11 23 37 43.2 502.4 -1.8 -25.8 -8 1391 No stop 07 37 00 =1305+042 11 25 37 43.4 503.1 -1.7 -25.4 112 1422 07 35 01 07 37 00 SDSSJ1305+05 11 25 37 45.0 503.1 -1.7 -25.5 -8 1422 No stop 07 40 00 --- 11 28 38 45.3 504.1 -1.6 -24.8 172 1469 07 37 01 07 40 30 J1308+0401 11 29 08 43.8 504.2 -1.7 -24.7 22 1469 07 40 30 07 42 30 =1305+042 11 31 08 44.0 504.8 -1.6 -24.3 120 1499 07 40 31 07 42 30 SDSSJ1305+05 11 31 08 45.6 504.9 -1.6 -24.3 -8 1499 No stop 07 45 30 --- 11 34 09 45.9 505.9 -1.5 -23.7 172 1546 07 42 31 07 45 30 J1308+0401 11 34 09 44.3 505.7 -1.6 -23.7 -8 1546 No stop 07 47 30 =1305+042 11 36 09 44.5 506.4 -1.6 -23.3 112 1577 07 45 31 07 47 30 SDSSJ1305+05 11 36 09 46.1 506.5 -1.5 -23.3 -8 1577 No stop 07 50 30 --- 11 39 09 46.4 507.5 -1.5 -22.6 172 1623 07 47 31 07 51 00 J1308+0401 11 39 39 44.8 507.5 -1.5 -22.6 22 1623 07 51 00 07 53 00 =1305+042 11 41 40 45.0 508.2 -1.5 -22.1 120 1654 07 51 01 07 53 00 SDSSJ1305+05 11 41 40 46.6 508.4 -1.4 -22.1 -8 1654 No stop 07 56 00 --- 11 44 40 46.9 509.4 -1.4 -21.4 172 1700 07 53 01 07 56 00 J1308+0401 11 44 40 45.3 509.2 -1.4 -21.5 -8 1700 No stop 07 58 00 =1305+042 11 46 41 45.5 509.8 -1.4 -21.1 112 1731 07 56 01 07 58 00 J1229+0203 11 46 41 46.3 524.1 -0.7 -11.3 -23 1731 No stop 08 03 00 =3C273B 11 51 41 46.6 525.9 -0.6 -10.0 277 1809 07 58 01 Schedule for MEDICINA (Code Mc ) Page 5 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Sun 6 Nov 2022 Day 310 --- 08 04 00 J1308+0401 11 52 42 46.0 511.8 -1.3 -19.7 37 1809 08 04 00 08 09 00 =1305+042 11 57 42 46.4 513.6 -1.2 -18.6 300 1886 08 04 01 08 09 00 SDSSJ1305+05 11 57 42 48.0 513.9 -1.1 -18.4 -8 1886 No stop 08 12 00 --- 12 00 43 48.2 514.9 -1.1 -17.7 172 1932 08 09 01 08 12 30 J1308+0401 12 01 13 46.7 514.8 -1.1 -17.7 22 1932 08 12 30 08 14 30 =1305+042 12 03 13 46.9 515.5 -1.1 -17.3 120 1963 08 12 31 08 14 30 SDSSJ1305+05 12 03 13 48.4 515.8 -1.1 -17.0 -8 1963 No stop 08 17 30 --- 12 06 14 48.6 516.9 -1.0 -16.3 172 2010 08 14 31 08 17 30 J1308+0401 12 06 14 47.1 516.5 -1.1 -16.5 -8 2010 No stop 08 19 30 =1305+042 12 08 14 47.2 517.2 -1.0 -16.1 112 2040 08 17 31 08 19 30 SDSSJ1305+05 12 08 14 48.7 517.7 -1.0 -15.8 -8 2040 No stop 08 22 30 --- 12 11 15 48.9 518.7 -0.9 -15.0 172 2087 08 19 31 08 23 00 J1308+0401 12 11 45 47.4 518.5 -1.0 -15.2 22 2087 08 23 00 08 25 00 =1305+042 12 13 45 47.6 519.2 -0.9 -14.7 120 2118 08 23 01 08 25 00 SDSSJ1305+05 12 13 45 49.1 519.7 -0.9 -14.4 -8 2118 No stop 08 28 00 --- 12 16 46 49.3 520.8 -0.8 -13.6 172 2164 08 25 01 08 28 00 J1308+0401 12 16 46 47.8 520.3 -0.9 -14.0 -8 2164 No stop 08 30 00 =1305+042 12 18 46 47.9 521.0 -0.8 -13.5 112 2195 08 28 01 08 30 00 SDSSJ1305+05 12 18 46 49.4 521.5 -0.8 -13.1 -8 2195 No stop 08 33 00 --- 12 21 46 49.6 522.6 -0.7 -12.3 172 2241 08 30 01 08 33 30 J1308+0401 12 22 16 48.1 522.3 -0.8 -12.6 22 2241 08 33 30 08 35 30 =1305+042 12 24 17 48.2 523.0 -0.8 -12.1 120 2272 08 33 31 08 35 30 SDSSJ1305+05 12 24 17 49.7 523.6 -0.7 -11.7 -8 2272 No stop 08 38 30 --- 12 27 17 49.8 524.7 -0.7 -10.9 172 2319 08 35 31 08 38 30 J1308+0401 12 27 17 48.3 524.1 -0.7 -11.3 -8 2319 No stop 08 40 30 =1305+042 12 29 18 48.4 524.8 -0.7 -10.8 112 2350 08 38 31 08 40 30 SDSSJ1305+05 12 29 18 49.9 525.5 -0.6 -10.3 -8 2350 No stop 08 43 30 --- 12 32 18 50.1 526.6 -0.6 -9.5 172 2396 08 40 31 08 44 00 J1308+0401 12 32 48 48.6 526.1 -0.6 -9.9 22 2396 08 44 00 08 46 00 =1305+042 12 34 48 48.7 526.9 -0.6 -9.3 120 2427 08 44 01 Schedule for MEDICINA (Code Mc ) Page 6 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Sun 6 Nov 2022 Day 310 --- 08 46 00 SDSSJ1305+05 12 34 48 50.2 527.6 -0.5 -8.8 -8 2427 No stop 08 49 00 --- 12 37 49 50.3 528.8 -0.5 -8.0 172 2473 08 46 01 08 49 00 J1308+0401 12 37 49 48.8 528.0 -0.5 -8.5 -8 2473 No stop 08 51 00 =1305+042 12 39 49 48.9 528.7 -0.5 -8.0 112 2504 08 49 01 08 51 00 SDSSJ1305+05 12 39 49 50.3 529.5 -0.4 -7.5 -8 2504 No stop 08 54 00 --- 12 42 50 50.4 530.7 -0.4 -6.6 172 2551 08 51 01 08 54 30 J1308+0401 12 43 20 49.0 530.1 -0.4 -7.1 22 2551 08 54 30 08 56 30 =1305+042 12 45 20 49.0 530.8 -0.4 -6.5 120 2582 08 54 31 08 56 30 SDSSJ1305+05 12 45 20 50.5 531.7 -0.4 -6.0 -8 2582 No stop 08 59 30 --- 12 48 21 50.6 532.8 -0.3 -5.1 172 2628 08 56 31 08 59 30 J1308+0401 12 48 21 49.1 532.0 -0.4 -5.7 -8 2628 No stop 09 01 30 =1305+042 12 50 21 49.2 532.7 -0.3 -5.2 112 2659 08 59 31 09 01 30 SDSSJ1305+05 12 50 21 50.6 533.6 -0.3 -4.6 -8 2659 No stop 09 04 30 --- 12 53 22 50.7 534.8 -0.2 -3.7 172 2705 09 01 31 09 05 00 J1308+0401 12 53 52 49.2 534.1 -0.3 -4.2 23 2705 09 05 00 09 07 00 =1305+042 12 55 52 49.3 534.8 -0.2 -3.7 120 2736 09 05 01 09 07 00 SDSSJ1305+05 12 55 52 50.7 535.8 -0.2 -3.0 -7 2736 No stop 09 10 00 --- 12 58 52 50.7 537.0 -0.1 -2.2 173 2782 09 07 01 09 10 00 J1308+0401 12 58 52 49.3 536.0 -0.2 -2.9 -7 2782 No stop 09 12 00 =1305+042 13 00 53 49.3 536.7 -0.1 -2.3 113 2813 09 10 01 09 12 00 SDSSJ1305+05 13 00 53 50.8 537.8 -0.1 -1.6 -7 2813 No stop 09 15 00 --- 13 03 53 50.8 538.9 -0.0 -0.8 173 2860 09 12 01 09 15 30 J1308+0401 13 04 23 49.4 538.1 -0.1 -1.4 23 2860 09 15 30 09 17 30 =1305+042 13 06 24 49.4 538.9 -0.0 -0.8 120 2891 09 15 31 09 17 30 SDSSJ1305+05 13 06 24 50.8 539.9 -0.0 -0.1 -7 2891 No stop 09 20 30 --- 13 09 24 50.8 541.1 0.0 0.8 173 2937 09 17 31 09 20 30 J1308+0401 13 09 24 49.4 540.0 0.0 0.0 -7 2937 No stop 09 22 30 =1305+042 13 11 24 49.4 540.8 0.0 0.6 113 2968 09 20 31 09 22 30 SDSSJ1305+05 13 11 24 50.8 541.9 0.1 1.4 -7 2968 No stop 09 25 30 --- 13 14 25 50.7 543.1 0.1 2.2 173 3014 09 22 31 Schedule for MEDICINA (Code Mc ) Page 7 Confirmation of close dual quasars at z=0.6-2.5 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 ---------------------------------------------------------------------------------------- --- Sun 6 Nov 2022 Day 310 --- 09 26 00 J1308+0401 13 14 55 49.4 542.1 0.1 1.5 23 3014 09 26 00 09 28 00 =1305+042 13 16 55 49.3 542.9 0.1 2.1 120 3045 09 26 01 09 28 00 SDSSJ1305+05 13 16 55 50.7 544.1 0.2 2.9 -7 3045 No stop 09 31 00 --- 13 19 56 50.7 545.2 0.2 3.8 173 3092 09 28 01 09 31 00 J1308+0401 13 19 56 49.3 544.0 0.2 2.9 -7 3092 No stop 09 33 00 =1305+042 13 21 56 49.3 544.8 0.2 3.4 113 3123 09 31 01 09 33 00 SDSSJ1305+05 13 21 56 50.6 546.0 0.3 4.3 -7 3123 No stop 09 36 00 --- 13 24 57 50.6 547.2 0.3 5.2 173 3169 09 33 01 09 36 30 J1308+0401 13 25 27 49.2 546.1 0.3 4.4 23 3169 09 36 30 09 38 30 =1305+042 13 27 27 49.2 546.9 0.3 4.9 120 3200 09 36 31 09 38 30 SDSSJ1305+05 13 27 27 50.5 548.2 0.3 5.9 -7 3200 No stop 09 41 30 --- 13 30 28 50.4 549.4 0.4 6.7 173 3246 09 38 31 09 41 30 J1308+0401 13 30 28 49.1 548.0 0.4 5.7 -7 3246 No stop 09 43 30 =1305+042 13 32 28 49.1 548.8 0.4 6.3 113 3277 09 41 31 09 43 30 SDSSJ1305+05 13 32 28 50.4 550.1 0.4 7.2 -7 3277 No stop 09 46 30 --- 13 35 28 50.3 551.3 0.5 8.1 173 3324 09 43 31 09 47 00 J1308+0401 13 35 59 49.0 550.1 0.4 7.2 23 3324 09 47 00 09 49 00 =1305+042 13 37 59 48.9 550.9 0.5 7.8 120 3354 09 47 01 09 49 00 SDSSJ1305+05 13 37 59 50.2 552.3 0.5 8.7 -7 3354 No stop 09 52 00 --- 13 40 59 50.1 553.4 0.6 9.6 173 3401 09 49 01 09 52 00 J1308+0401 13 40 59 48.8 552.0 0.5 8.6 -7 3401 No stop 09 54 00 =1305+042 13 43 00 48.7 552.8 0.6 9.1 113 3432 09 52 01 09 54 00 J1229+0203 13 43 00 44.5 565.9 1.2 18.2 -22 3432 No stop 10 00 00 =3C273B 13 49 01 44.0 567.9 1.3 19.5 338 3524 09 54 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess322.X2048 --- WARNING --- This group does not match an entry in the frequency catalog. This might be ok because the catalog is not complete. But be very careful to be sure that the setup is correct. Setup group: 5 Station: MEDICINA Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 8080.00 Net SB= L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 9 1 9 1 10 2 10 2 11 3 11 3 12 4 12 4 BBC SB= L L U U L L U U L L U U L L U U IF = C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 The following frequency sets based on these setups were used. Frequency Set: 3 Setup file default. Used with PCAL = off LO sum= 8319.49 8319.49 8319.49 8319.49 8383.49 8383.49 8383.49 8383.49 8447.49 8447.49 8447.49 8447.49 8511.49 8511.49 8511.49 8511.49 BBC fr= 239.49 239.49 239.49 239.49 303.49 303.49 303.49 303.49 367.49 367.49 367.49 367.49 431.49 431.49 431.49 431.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 3 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * SDSSJ1305+05 13 02 55.046471 * 13 05 27.020000 13 06 34.564022 0.00 05 40 52.45613 * 05 24 49.43000 05 17 38.37685 0.00 From catalog imbedded in main SCHED input file. 3C273B 12 26 33.245835 * 12 29 06.699731 12 30 15.010801 1.03 * J1229+0203 02 19 43.30570 * 02 03 08.59820 01 55 44.26250 1.38 3C273 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc 1226+023 GSFC 2016a X/S astro solution, 32136 observations. J1229+02 1305+042 13 05 43.183402 * 13 08 15.553095 13 09 23.265879 0.21 * J1308+0401 04 17 08.92252 * 04 01 09.35114 03 54 00.09714 0.47 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 127 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 SDSSJ1305+0sess322.X2048 1 2 3 4 5 6 7 9 2.000 59.378 J1229+0203 sess322.X2048 1 2 3 4 5 6 7 9 0.283 8.057 J1308+0401 sess322.X2048 1 2 3 4 5 6 7 9 1.517 47.167 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) SDSSJ1305+05 32.5 J1229+0203 38.0 J1308+0401 31.0 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