COVER INFORMATION Station: JODRELL1 (Code Jb ) Experiment: CLAGN 1ES 1927+654 Exp. Code: EY038C Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Xiaolong Yang Address: Shanghai Astronomical Observatory 80 Nandan Road Shanghai China Phone: +86 18810844136 EMAIL: yangxl@shao.ac.cn Fax: Phone during observation: +86 18810844136 Observing mode: Phase-referencing mode at 6cm (2048Mb/s) Notes: Schedule for JODRELL1 (Code Jb ) Page 2 CLAGN 1ES 1927+654 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 ---------------------------------------------------------------------------------------- --- Wed 1 Nov 2023 Day 305 --- Next scan frequencies: 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 833.51 833.51 833.51 833.51 769.51 769.51 769.51 769.51 705.51 705.51 705.51 705.51 641.51 641.51 641.51 641.51 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 16 00 00 1933+655 18 33 30 75.4 25.2 -1.0 -141.6 0 0 16 00 00 16 01 00 --- 18 34 31 75.5 24.9 -1.0 -142.2 60 15 16 00 01 16 01 00 1933+655 18 34 31 75.5 24.9 -1.0 -142.2 -6 15 No stop 16 04 40 --- 18 38 11 75.7 23.7 -0.9 -144.2 214 72 16 01 01 16 05 10 1927+654 18 38 41 76.2 21.4 -0.8 -148.0 6 72 16 05 10 16 09 10 --- 18 42 42 76.4 19.9 -0.7 -150.4 240 134 16 05 11 16 10 10 1927+654 18 43 42 76.5 19.6 -0.7 -151.0 51 134 16 10 10 16 14 05 --- 18 47 38 76.7 18.0 -0.7 -153.4 235 195 16 10 11 16 14 05 1933+655 18 47 38 76.2 20.4 -0.8 -149.6 -24 195 No stop 16 15 05 --- 18 48 38 76.3 20.0 -0.8 -150.2 36 210 16 14 06 16 15 35 1927+654 18 49 08 76.7 17.4 -0.6 -154.3 4 210 16 15 35 16 19 15 --- 18 52 49 76.9 15.9 -0.6 -156.6 220 267 16 15 36 16 20 15 1927+654 18 53 49 76.9 15.5 -0.6 -157.2 51 267 16 20 15 16 24 10 --- 18 57 44 77.1 13.8 -0.5 -159.8 235 327 16 20 16 16 24 10 1933+655 18 57 44 76.7 16.4 -0.6 -155.7 -25 327 No stop 16 25 10 --- 18 58 45 76.8 16.0 -0.6 -156.3 35 343 16 24 11 16 25 40 1927+654 18 59 15 77.1 13.1 -0.5 -160.8 3 343 16 25 40 16 29 20 --- 19 02 55 77.2 11.5 -0.4 -163.2 220 399 16 25 41 16 30 20 1927+654 19 03 55 77.3 11.1 -0.4 -163.8 51 399 16 30 20 16 34 15 --- 19 07 51 77.4 9.3 -0.3 -166.5 235 460 16 30 21 16 34 15 1933+655 19 07 51 77.1 12.1 -0.4 -162.2 -26 460 No stop 16 35 15 --- 19 08 51 77.1 11.7 -0.4 -162.8 34 475 16 34 16 16 35 45 1927+654 19 09 21 77.4 8.6 -0.3 -167.5 2 475 16 35 45 16 39 25 --- 19 13 02 77.5 6.9 -0.2 -170.0 220 532 16 35 46 16 40 25 1927+654 19 14 02 77.5 6.4 -0.2 -170.7 51 532 16 40 25 16 44 20 --- 19 17 58 77.6 4.5 -0.2 -173.4 235 593 16 40 26 Schedule for JODRELL1 (Code Jb ) Page 3 CLAGN 1ES 1927+654 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 ---------------------------------------------------------------------------------------- --- Wed 1 Nov 2023 Day 305 --- 16 44 20 1933+655 19 17 58 77.3 7.6 -0.3 -168.9 -27 593 No stop 16 45 20 --- 19 18 58 77.4 7.1 -0.3 -169.6 33 608 16 44 21 16 45 50 1927+654 19 19 28 77.6 3.8 -0.1 -174.4 1 608 16 45 50 16 49 30 --- 19 23 09 77.6 2.1 -0.1 -177.0 220 665 16 45 51 16 50 30 1927+654 19 24 09 77.6 1.6 -0.1 -177.7 51 665 16 50 30 16 54 25 --- 19 28 04 77.6 -0.3 0.0 179.6 235 725 16 50 31 16 54 25 1933+655 19 28 04 77.5 2.8 -0.1 -175.9 -28 725 No stop 16 55 25 --- 19 29 05 77.5 2.4 -0.1 -176.5 32 741 16 54 26 16 55 55 1927+654 19 29 35 77.6 -1.0 0.0 178.5 1 741 16 55 55 16 59 35 --- 19 33 15 77.6 -2.8 0.1 175.9 220 797 16 55 56 17 00 35 1927+654 19 34 15 77.6 -3.3 0.1 175.2 51 797 17 00 35 17 04 30 --- 19 38 11 77.5 -5.1 0.2 172.5 235 858 17 00 36 17 04 30 1933+655 19 38 11 77.5 -2.0 0.1 177.2 -28 858 No stop 17 05 30 --- 19 39 11 77.5 -2.4 0.1 176.5 32 873 17 04 31 17 06 00 1927+654 19 39 41 77.5 -5.9 0.2 171.5 1 873 17 06 00 17 09 40 --- 19 43 22 77.5 -7.6 0.3 169.0 220 930 17 06 01 17 10 40 1927+654 19 44 22 77.4 -8.1 0.3 168.3 51 930 17 10 40 17 14 35 --- 19 48 18 77.3 -9.9 0.3 165.6 235 991 17 10 41 17 14 35 1933+655 19 48 18 77.4 -6.7 0.2 170.2 -28 991 No stop 17 15 35 --- 19 49 18 77.4 -7.2 0.3 169.5 32 1006 17 14 36 17 16 05 1927+654 19 49 48 77.3 -10.5 0.4 164.6 1 1006 17 16 05 17 19 45 --- 19 53 28 77.2 -12.2 0.4 162.2 220 1063 17 16 06 17 20 45 1927+654 19 54 29 77.2 -12.6 0.5 161.5 51 1063 17 20 45 17 24 40 --- 19 58 24 77.0 -14.3 0.5 158.9 235 1123 17 20 46 17 24 40 1933+655 19 58 24 77.1 -11.3 0.4 163.4 -27 1123 No stop 17 25 40 --- 19 59 24 77.1 -11.7 0.4 162.8 33 1139 17 24 41 17 26 10 1927+654 19 59 55 77.0 -15.0 0.5 158.0 2 1139 17 26 10 17 29 50 --- 20 03 35 76.8 -16.5 0.6 155.6 220 1195 17 26 11 17 30 50 1927+654 20 04 35 76.8 -16.9 0.6 155.0 51 1195 17 30 50 17 34 45 --- 20 08 31 76.6 -18.5 0.7 152.6 235 1256 17 30 51 Schedule for JODRELL1 (Code Jb ) Page 4 CLAGN 1ES 1927+654 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 ---------------------------------------------------------------------------------------- --- Wed 1 Nov 2023 Day 305 --- 17 34 45 1933+655 20 08 31 76.8 -15.6 0.6 156.9 -27 1256 No stop 17 35 45 --- 20 09 31 76.8 -16.0 0.6 156.3 33 1271 17 34 46 17 36 15 1927+654 20 10 01 76.5 -19.1 0.7 151.7 2 1271 17 36 15 17 39 55 --- 20 13 42 76.3 -20.5 0.8 149.5 220 1328 17 36 16 17 40 55 1927+654 20 14 42 76.3 -20.9 0.8 148.9 51 1328 17 40 55 17 44 50 --- 20 18 38 76.1 -22.3 0.9 146.6 235 1389 17 40 56 17 44 50 1933+655 20 18 38 76.3 -19.6 0.7 150.7 -26 1389 No stop 17 45 50 --- 20 19 38 76.3 -20.0 0.8 150.1 34 1404 17 44 51 17 46 20 1927+654 20 20 08 76.0 -22.9 0.9 145.7 3 1404 17 46 20 17 50 00 --- 20 23 48 75.8 -24.1 0.9 143.6 220 1461 17 46 21 17 51 00 1927+654 20 24 49 75.7 -24.5 1.0 143.1 51 1461 17 51 00 17 55 00 --- 20 28 49 75.5 -25.8 1.0 140.9 240 1523 17 51 01 17 55 00 1933+655 20 28 49 75.8 -23.3 0.9 144.8 -25 1523 No stop 17 56 00 --- 20 29 49 75.7 -23.7 0.9 144.2 35 1538 17 55 01 17 56 30 1927+654 20 30 20 75.4 -26.3 1.0 140.1 4 1538 17 56 30 18 00 20 --- 20 34 10 75.1 -27.4 1.1 138.1 230 1597 17 56 31 18 01 20 1927+654 20 35 10 75.0 -27.7 1.1 137.6 52 1597 18 01 20 18 05 20 --- 20 39 11 74.7 -28.9 1.2 135.6 240 1659 18 01 21 18 05 20 1933+655 20 39 11 75.1 -26.7 1.1 139.2 -24 1659 No stop 18 06 20 --- 20 40 11 75.1 -27.0 1.1 138.7 36 1675 18 05 21 18 06 50 1927+654 20 40 41 74.6 -29.3 1.2 134.8 5 1675 18 06 50 18 10 40 --- 20 44 32 74.3 -30.3 1.3 132.9 230 1734 18 06 51 18 11 40 1927+654 20 45 32 74.3 -30.6 1.3 132.5 52 1734 18 11 40 18 15 35 --- 20 49 28 74.0 -31.6 1.4 130.6 235 1794 18 11 41 18 15 35 1933+655 20 49 28 74.4 -29.6 1.3 134.0 -23 1794 No stop 18 16 35 --- 20 50 28 74.3 -29.8 1.3 133.6 37 1810 18 15 36 18 17 05 1927+654 20 50 58 73.8 -31.9 1.4 129.9 6 1810 18 17 05 18 20 45 --- 20 54 39 73.6 -32.8 1.5 128.3 220 1867 18 17 06 18 21 45 1927+654 20 55 39 73.5 -33.0 1.5 127.8 52 1867 18 21 45 18 25 40 --- 20 59 34 73.1 -33.9 1.5 126.1 235 1927 18 21 46 Schedule for JODRELL1 (Code Jb ) Page 5 CLAGN 1ES 1927+654 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 ---------------------------------------------------------------------------------------- --- Wed 1 Nov 2023 Day 305 --- 18 25 40 1933+655 20 59 34 73.6 -32.1 1.4 129.3 -22 1927 No stop 18 26 40 --- 21 00 34 73.5 -32.3 1.4 128.9 38 1943 18 25 41 18 27 10 1927+654 21 01 05 73.0 -34.2 1.6 125.5 7 1943 18 27 10 18 30 50 --- 21 04 45 72.7 -34.9 1.6 123.9 220 1999 18 27 11 18 31 50 1927+654 21 05 45 72.6 -35.1 1.6 123.5 52 1999 18 31 50 18 35 45 --- 21 09 41 72.3 -35.8 1.7 121.9 235 2060 18 31 51 18 35 45 1933+655 21 09 41 72.8 -34.3 1.6 124.9 -21 2060 No stop 18 36 45 --- 21 10 41 72.7 -34.5 1.6 124.5 39 2075 18 35 46 18 37 15 1927+654 21 11 11 72.1 -36.1 1.7 121.4 8 2075 18 37 15 18 40 55 --- 21 14 52 71.8 -36.7 1.8 119.9 220 2132 18 37 16 18 41 55 1927+654 21 15 52 71.7 -36.9 1.8 119.5 53 2132 18 41 55 18 45 50 --- 21 19 48 71.4 -37.5 1.9 118.1 235 2193 18 41 56 18 45 50 1933+655 21 19 48 71.9 -36.1 1.8 120.9 -20 2193 No stop 18 46 50 --- 21 20 48 71.8 -36.3 1.8 120.5 40 2208 18 45 51 18 47 20 1927+654 21 21 18 71.2 -37.7 1.9 117.5 9 2208 18 47 20 18 51 00 --- 21 24 58 70.9 -38.2 2.0 116.2 220 2265 18 47 21 18 52 00 1927+654 21 25 59 70.8 -38.4 2.0 115.8 53 2265 18 52 00 18 55 55 --- 21 29 54 70.4 -38.9 2.0 114.4 235 2325 18 52 01 18 55 55 1933+655 21 29 54 71.0 -37.7 1.9 117.1 -19 2325 No stop 18 56 55 --- 21 30 54 70.9 -37.8 1.9 116.7 41 2341 18 55 56 18 57 25 1927+654 21 31 25 70.3 -39.1 2.1 113.9 10 2341 18 57 25 19 01 05 --- 21 35 05 70.0 -39.5 2.1 112.6 220 2397 18 57 26 19 02 05 1927+654 21 36 05 69.9 -39.7 2.1 112.3 53 2397 19 02 05 19 06 00 --- 21 40 01 69.5 -40.1 2.2 111.0 235 2458 19 02 06 19 06 00 1933+655 21 40 01 70.1 -39.0 2.1 113.5 -19 2458 No stop 19 07 00 --- 21 41 01 70.0 -39.2 2.1 113.2 41 2473 19 06 01 19 07 30 1927+654 21 41 31 69.3 -40.2 2.2 110.5 11 2473 19 07 30 19 11 10 --- 21 45 12 69.0 -40.6 2.3 109.3 220 2530 19 07 31 19 12 10 1927+654 21 46 12 68.9 -40.7 2.3 109.0 53 2530 19 12 10 19 16 05 --- 21 50 08 68.5 -41.0 2.4 107.8 235 2591 19 12 11 Schedule for JODRELL1 (Code Jb ) Page 6 CLAGN 1ES 1927+654 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 ---------------------------------------------------------------------------------------- --- Wed 1 Nov 2023 Day 305 --- 19 16 05 1933+655 21 50 08 69.1 -40.1 2.3 110.2 -18 2591 No stop 19 17 05 --- 21 51 08 69.0 -40.2 2.3 109.8 42 2606 19 16 06 19 17 35 1927+654 21 51 38 68.3 -41.2 2.4 107.3 12 2606 19 17 35 19 21 15 --- 21 55 18 68.0 -41.5 2.5 106.2 220 2663 19 17 36 19 22 15 1927+654 21 56 19 67.9 -41.5 2.5 105.9 53 2663 19 22 15 19 26 10 --- 22 00 14 67.5 -41.8 2.5 104.8 235 2723 19 22 16 19 26 10 1933+655 22 00 14 68.1 -41.1 2.4 107.0 -17 2723 No stop 19 27 10 --- 22 01 14 68.0 -41.1 2.5 106.7 43 2739 19 26 11 19 27 40 1927+654 22 01 45 67.3 -41.9 2.6 104.3 13 2739 19 27 40 19 31 20 --- 22 05 25 67.0 -42.2 2.6 103.3 220 2795 19 27 41 19 32 20 1927+654 22 06 25 66.9 -42.2 2.6 103.0 53 2795 19 32 20 19 36 15 --- 22 10 21 66.5 -42.4 2.7 101.9 235 2856 19 32 21 19 36 15 1933+655 22 10 21 67.1 -41.8 2.6 104.0 -16 2856 No stop 19 37 15 --- 22 11 21 67.0 -41.8 2.6 103.7 44 2871 19 36 16 19 37 45 1927+654 22 11 51 66.3 -42.5 2.7 101.5 13 2871 19 37 45 19 41 25 --- 22 15 32 66.0 -42.7 2.8 100.5 220 2928 19 37 46 19 42 25 1927+654 22 16 32 65.9 -42.7 2.8 100.2 53 2928 19 42 25 19 46 20 --- 22 20 28 65.5 -42.9 2.9 99.2 235 2989 19 42 26 19 46 20 1933+655 22 20 28 66.1 -42.4 2.8 101.2 -17 2989 No stop 19 47 20 --- 22 21 28 66.0 -42.4 2.8 100.9 43 3004 19 46 21 19 47 50 1927+654 22 21 58 65.3 -43.0 2.9 98.8 13 3004 19 47 50 19 51 30 --- 22 25 38 64.9 -43.1 3.0 97.8 220 3061 19 47 51 19 52 30 1927+654 22 26 39 64.8 -43.1 3.0 97.6 53 3061 19 52 30 19 56 30 --- 22 30 39 64.4 -43.3 3.1 96.6 240 3123 19 52 31 19 57 00 1933+655 22 31 09 65.0 -42.8 3.0 98.4 13 3123 19 57 00 20 00 00 --- 22 34 10 64.7 -42.9 3.0 97.6 180 3169 19 57 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess323.C2048 --- 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: 2 Station: JODRELL1 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= 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 5664.00 Net SB= L L U U L L U U L L U U L L U U IF SB = L L L L L L L L L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= U U L L U U L L U U L L U U L L IF = A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 1 Setup file default. Used with PCAL = off LO sum= 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 833.51 833.51 833.51 833.51 769.51 769.51 769.51 769.51 705.51 705.51 705.51 705.51 641.51 641.51 641.51 641.51 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: 1 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) * 1927+654 19 27 01.925575 * 19 27 19.540000 19 27 26.084685 0.00 65 27 42.27538 * 65 33 54.31000 65 37 02.46947 0.00 From catalog imbedded in main SCHED input file. * 1933+655 19 33 38.733765 * 19 33 57.337278 19 34 04.385058 0.22 J1933+6540 65 33 38.07675 * 65 40 16.82831 65 43 37.92606 0.09 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 273 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 1927+654 sess323.C2048 1 2 3 4 5 6 7 8 9 2.922 100.953 1933+655 sess323.C2048 1 2 3 4 5 6 7 8 9 0.878 20.844 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) 1927+654 97.2 1933+655 97.9 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