COVER INFORMATION Station: KUNMING (Code Km ) Experiment: NGC1068-C Exp. Code: EY036A Schedule Version: 3.00 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: realtime e-vlbi Notes: PI: Tao An, Shanghai Astronomical Observatory 2048 Mbps, RCP & LCP, 2 bit sampling Schedule for KUNMING (Code Km ) Page 2 NGC1068-C 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 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: 630.49 630.49 630.49 630.49 694.49 694.49 694.49 694.49 758.49 758.49 758.49 758.49 822.49 822.49 822.49 822.49 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 13 00 00 3C84 06 45 11 45.0 -55.3 3.4 95.0 0 0 13 00 00 13 04 00 --- 06 49 11 44.3 -55.4 3.5 94.3 240 62 13 00 01 13 07 40 NGC1068 06 52 52 25.0 257.5 4.2 62.2 -97 62 13 07 40 13 11 20 --- 06 56 33 24.1 258.0 4.2 62.4 123 118 13 07 41 13 12 00 J0239-0234 06 57 13 22.1 256.0 4.3 61.6 33 118 13 12 00 13 13 10 =0237-027 06 58 23 21.9 256.2 4.3 61.7 70 136 13 12 01 13 13 10 NGC1068 06 58 23 23.7 258.2 4.2 62.5 -7 136 No stop 13 16 50 --- 07 02 03 22.9 258.7 4.3 62.7 213 192 13 13 11 13 16 50 J0239-0234 07 02 03 21.1 256.6 4.4 61.9 -7 192 No stop 13 18 00 =0237-027 07 03 14 20.8 256.8 4.4 62.0 63 210 13 16 51 13 18 00 NGC1068 07 03 14 22.7 258.8 4.3 62.7 -7 210 No stop 13 21 40 --- 07 06 54 21.8 259.3 4.4 62.9 213 267 13 18 01 13 22 20 J0239-0234 07 07 34 19.9 257.3 4.4 62.2 33 267 13 22 20 13 23 30 =0237-027 07 08 45 19.6 257.5 4.5 62.3 70 285 13 22 21 13 23 30 NGC1068 07 08 45 21.4 259.5 4.4 63.0 -7 285 No stop 13 27 10 --- 07 12 25 20.6 260.0 4.5 63.2 213 341 13 23 31 13 27 10 J0239-0234 07 12 25 18.8 257.9 4.5 62.5 -7 341 No stop 13 28 20 =0237-027 07 13 35 18.5 258.0 4.5 62.5 63 359 13 27 11 13 28 20 NGC1068 07 13 35 20.4 260.1 4.5 63.2 -7 359 No stop 13 32 00 --- 07 17 16 19.5 260.6 4.6 63.4 213 415 13 28 21 13 32 40 J0239-0234 07 17 56 17.6 258.6 4.6 62.7 33 415 13 32 40 13 33 50 =0237-027 07 19 06 17.3 258.7 4.6 62.8 70 433 13 32 41 13 33 50 NGC1068 07 19 06 19.1 260.8 4.6 63.4 -7 433 No stop 13 37 30 --- 07 22 47 18.3 261.2 4.7 63.6 213 490 13 33 51 13 37 30 J0239-0234 07 22 47 16.5 259.1 4.7 63.0 -7 490 No stop 13 38 40 =0237-027 07 23 57 16.2 259.3 4.7 63.0 63 508 13 37 31 Schedule for KUNMING (Code Km ) Page 3 NGC1068-C 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 13 38 40 NGC1068 07 23 57 18.0 261.3 4.7 63.6 -7 508 No stop 13 42 20 --- 07 27 38 17.2 261.8 4.7 63.7 213 564 13 38 41 13 43 00 J0239-0234 07 28 18 15.3 259.8 4.8 63.2 33 564 13 43 00 13 44 10 =0237-027 07 29 28 15.0 259.9 4.8 63.3 70 582 13 43 01 13 44 10 NGC1068 07 29 28 16.8 262.0 4.8 63.8 -7 582 No stop 13 47 50 --- 07 33 09 16.0 262.4 4.8 63.9 213 638 13 44 11 13 47 50 J0239-0234 07 33 09 14.2 260.4 4.9 63.4 -7 638 No stop 13 49 00 =0237-027 07 34 19 13.9 260.5 4.9 63.4 63 656 13 47 51 13 49 00 NGC1068 07 34 19 15.7 262.5 4.8 64.0 -7 656 No stop 13 52 40 --- 07 37 59 14.9 263.0 4.9 64.1 213 713 13 49 01 13 53 20 J0239-0234 07 38 39 12.9 261.0 5.0 63.6 33 713 13 53 20 13 54 30 =0237-027 07 39 50 12.7 261.1 5.0 63.7 70 731 13 53 21 13 54 30 NGC1068 07 39 50 14.5 263.2 4.9 64.1 -7 731 No stop 13 58 10 --- 07 43 30 13.6 263.6 5.0 64.2 213 787 13 54 31 13 58 10 J0239-0234 07 43 30 11.9 261.5 5.0 63.8 -7 787 No stop 13 59 20 =0237-027 07 44 40 11.6 261.7 5.1 63.8 63 805 13 58 11 13 59 20 NGC1068 07 44 40 13.4 263.7 5.0 64.2 -7 805 No stop 14 03 00 --- 07 48 21 12.6 264.1 5.1 64.3 213 862 13 59 21 14 03 40 J0239-0234 07 49 01 10.6 262.2 5.1 64.0 33 862 14 03 40 14 04 50 =0237-027 07 50 11 10.4 262.3 5.2 64.0 70 879 14 03 41 14 04 50 NGC1068 07 50 11 12.1 264.3 5.1 64.4 -7 879 No stop 14 08 30 --- 07 53 52 11.3 264.7 5.2 64.5 213 936 14 04 51 14 08 30 J0239-0234 07 53 52 9.5 262.7 5.2 64.1 -7 936 No stop 14 09 40 =0237-027 07 55 02 9.3 262.8 5.2 64.1 63 954 14 08 31 14 09 40 NGC1068 07 55 02 11.0 264.9 5.2 64.5 -7 954 No stop 14 13 20 --- 07 58 43 10.2 265.3 5.2 64.6 213 1010 14 09 41 14 14 00 J0239-0234 07 59 23 8.3 263.3 5.3 64.3 33 1010 14 14 00 14 15 10 =0237-027 08 00 33 8.0 263.4 5.3 64.3 70 1028 14 14 01 14 15 10 NGC1068 08 00 33 9.8 265.5 5.3 64.6 -7 1028 No stop 14 18 50 --- 08 04 14 9.0 265.9 5.3 64.7 213 1085 14 15 11 Schedule for KUNMING (Code Km ) Page 4 NGC1068-C 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 14 18 50 J0239-0234 08 04 14 7.2 263.8 5.4 64.4 -7 1085 No stop 14 20 00 =0237-027 08 05 24 6.9 264.0 5.4 64.4 63 1103 14 18 51 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess121.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: 13 Station: KUNMING Total bit rate: 2048 Format: MARK5B 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= 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 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 = 1 5 1 5 2 6 2 6 3 7 3 7 4 8 4 8 BBC SB= L L U U L L U U L L U U L L U U IF = A B A B A B A B A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 14 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= 630.49 630.49 630.49 630.49 694.49 694.49 694.49 694.49 758.49 758.49 758.49 758.49 822.49 822.49 822.49 822.49 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: 14 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * NGC1068 02 40 07.044869 * 02 42 40.709050 02 43 44.177740 0.00 -00 13 31.70973 *-00 00 47.94500 00 04 22.42134 0.00 From catalog imbedded in main SCHED input file. 0237-027 02 37 13.715986 * 02 39 45.472273 02 40 48.129475 0.01 * J0239-0234 -02 47 32.85455 *-02 34 40.91457 -02 29 27.82375 0.01 J0239-02 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 8842 observations. * 3C84 03 16 29.567265 * 03 19 48.160096 03 21 10.485047 1.50 J0319+4130 41 19 51.91692 * 41 30 42.10404 41 35 18.04406 2.86 0316+413 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J0319+41 GSFC 2016a X/S astro solution, 10291 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 NGC1068 sess121.C2048 1 2 3 4 5 7 8 9 10 11 14 2.689 158.436 J0239-0234 sess121.C2048 1 2 3 4 5 7 8 9 10 11 14 0.883 48.177 3C84 sess121.C2048 1 2 3 4 5 6 7 8 9 10 11 14 0.150 8.737 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) NGC1068 54.7 J0239-0234 53.7 3C84 74.9 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