COVER INFORMATION Station: HART (Code Hh ) Experiment: Is SRGE J170245.3+130104 a blazar? Exp. Code: EA069B Schedule Version: 3.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Tao An Address: Shanghai Astronomical Observatory 80th Nandan Road, Xuhui District Shanghai 200030 China Phone: +86-13261603255 EMAIL: antao@shao.ac.cn Fax: Phone during observation: Observing mode: Phase-referencing Notes: 1.4 GHz, dual polarisation, 2048 Mbps eVLBI, 6 hours at GST: J1702+1301 Drafted by Yuanqi Liu Schedule for HART (Code Hh ) Page 2 Is SRGE J170245.3+130104 a blazar? 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 ---------------------------------------------------------------------------------------- --- Thu 8 Jun 2023 Day 159 --- Next scan frequencies: 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 Next BBC frequencies: 116.49 116.49 116.49 116.49 180.49 180.49 180.49 180.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 19 00 00 J1706+1208 13 58 21 30.3 56.3 -3.2 0.0 0 0 19 00 00 19 05 00 =1704+122 14 03 22 31.3 55.4 -3.1 0.0 300 39 19 00 01 19 05 30 J1707+1331 14 03 52 30.2 54.4 -3.1 0.0 1 39 19 05 30 19 07 00 --- 14 05 23 30.5 54.1 -3.1 0.0 90 50 19 05 31 19 07 00 J1702+1301 14 05 23 31.7 53.6 -3.0 0.0 -29 50 No stop 19 11 00 --- 14 09 23 32.4 52.8 -2.9 0.0 211 81 19 07 01 19 11 30 J1707+1331 14 09 53 31.3 53.2 -3.0 0.0 2 81 19 11 30 19 12 30 --- 14 10 53 31.5 53.0 -3.0 0.0 60 89 19 11 31 19 12 30 J1702+1301 14 10 53 32.7 52.5 -2.9 0.0 -29 89 No stop 19 16 30 --- 14 14 54 33.4 51.7 -2.8 0.0 211 120 19 12 31 19 16 30 J1707+1331 14 14 54 32.2 52.3 -2.9 0.0 -28 120 No stop 19 18 00 --- 14 16 24 32.5 52.0 -2.9 0.0 62 131 19 16 31 19 18 00 J1702+1301 14 16 24 33.7 51.4 -2.8 0.0 -29 131 No stop 19 22 00 --- 14 20 25 34.4 50.6 -2.7 0.0 211 162 19 18 01 19 22 30 J1707+1331 14 20 55 33.3 51.1 -2.8 0.0 2 162 19 22 30 19 23 30 --- 14 21 55 33.4 50.9 -2.8 0.0 60 170 19 22 31 19 23 30 J1702+1301 14 21 55 34.7 50.3 -2.7 0.0 -29 170 No stop 19 27 30 --- 14 25 56 35.3 49.4 -2.6 0.0 211 201 19 23 31 19 27 30 J1707+1331 14 25 56 34.1 50.0 -2.7 0.0 -28 201 No stop 19 29 00 --- 14 27 26 34.4 49.7 -2.7 0.0 62 213 19 27 31 19 29 00 J1702+1301 14 27 26 35.6 49.1 -2.6 0.0 -29 213 No stop 19 33 00 --- 14 31 27 36.3 48.2 -2.5 0.0 211 243 19 29 01 19 33 30 J1707+1331 14 31 57 35.2 48.8 -2.6 0.0 2 243 19 33 30 19 34 30 --- 14 32 57 35.3 48.6 -2.6 0.0 60 251 19 33 31 19 34 30 J1702+1301 14 32 57 36.5 47.9 -2.5 0.0 -29 251 No stop 19 38 30 --- 14 36 58 37.2 47.0 -2.4 0.0 211 282 19 34 31 19 38 30 J1707+1331 14 36 58 36.0 47.7 -2.5 0.0 -28 282 No stop 19 40 00 --- 14 38 28 36.3 47.4 -2.5 0.0 62 294 19 38 31 Schedule for HART (Code Hh ) Page 3 Is SRGE J170245.3+130104 a blazar? 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 ---------------------------------------------------------------------------------------- --- Thu 8 Jun 2023 Day 159 --- 19 40 00 J1702+1301 14 38 28 37.4 46.7 -2.4 0.0 -29 294 No stop 19 44 00 --- 14 42 29 38.1 45.7 -2.4 0.0 211 325 19 40 01 19 44 30 J1707+1331 14 42 59 37.0 46.4 -2.4 0.0 2 325 19 44 30 19 45 30 --- 14 43 59 37.2 46.1 -2.4 0.0 60 332 19 44 31 19 45 30 J1702+1301 14 43 59 38.3 45.4 -2.3 0.0 -29 332 No stop 19 49 30 --- 14 48 00 39.0 44.4 -2.3 0.0 211 363 19 45 31 19 49 30 J1707+1331 14 48 00 37.8 45.2 -2.3 0.0 -28 363 No stop 19 51 00 --- 14 49 30 38.0 44.9 -2.3 0.0 62 375 19 49 31 19 51 00 J1702+1301 14 49 30 39.2 44.1 -2.2 0.0 -29 375 No stop 19 55 00 --- 14 53 30 39.8 43.1 -2.2 0.0 211 406 19 51 01 19 55 30 J1707+1331 14 54 01 38.7 43.8 -2.2 0.0 2 406 19 55 30 19 56 30 --- 14 55 01 38.9 43.5 -2.2 0.0 60 414 19 55 31 19 56 30 J1702+1301 14 55 01 40.1 42.7 -2.1 0.0 -29 414 No stop 20 00 30 --- 14 59 01 40.7 41.7 -2.1 0.0 211 444 19 56 31 20 00 30 J1707+1331 14 59 01 39.5 42.6 -2.2 0.0 -28 444 No stop 20 02 00 --- 15 00 32 39.7 42.2 -2.1 0.0 62 456 20 00 31 20 02 00 J1702+1301 15 00 32 40.9 41.4 -2.1 0.0 -29 456 No stop 20 06 00 --- 15 04 32 41.5 40.3 -2.0 0.0 211 487 20 02 01 20 06 30 J1707+1331 15 05 02 40.4 41.1 -2.1 0.0 2 487 20 06 30 20 07 30 --- 15 06 03 40.6 40.8 -2.0 0.0 60 495 20 06 31 20 07 30 J1702+1301 15 06 03 41.7 39.9 -2.0 0.0 -29 495 No stop 20 11 30 --- 15 10 03 42.3 38.9 -1.9 0.0 211 526 20 07 31 20 11 30 J1707+1331 15 10 03 41.2 39.8 -2.0 0.0 -28 526 No stop 20 13 00 --- 15 11 33 41.4 39.4 -2.0 0.0 62 537 20 11 31 20 13 00 J1702+1301 15 11 33 42.5 38.5 -1.9 0.0 -29 537 No stop 20 17 00 --- 15 15 34 43.0 37.4 -1.8 0.0 211 568 20 13 01 20 17 30 J1707+1331 15 16 04 42.0 38.2 -1.9 0.0 2 568 20 17 30 20 18 30 --- 15 17 04 42.1 37.9 -1.9 0.0 60 576 20 17 31 20 18 30 J1702+1301 15 17 04 43.2 36.9 -1.8 0.0 -29 576 No stop 20 22 30 --- 15 21 05 43.8 35.8 -1.7 0.0 211 607 20 18 31 Schedule for HART (Code Hh ) Page 4 Is SRGE J170245.3+130104 a blazar? 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 ---------------------------------------------------------------------------------------- --- Thu 8 Jun 2023 Day 159 --- 20 22 30 J1707+1331 15 21 05 42.7 36.8 -1.8 0.0 -28 607 No stop 20 24 00 --- 15 22 35 42.9 36.4 -1.8 0.0 62 618 20 22 31 20 24 00 J1702+1301 15 22 35 44.0 35.4 -1.7 0.0 -29 618 No stop 20 28 00 --- 15 26 36 44.5 34.2 -1.6 0.0 211 649 20 24 01 20 28 30 J1707+1331 15 27 06 43.5 35.1 -1.7 0.0 2 649 20 28 30 20 29 30 --- 15 28 06 43.6 34.9 -1.7 0.0 60 657 20 28 31 20 29 30 J1702+1301 15 28 06 44.7 33.8 -1.6 0.0 -29 657 No stop 20 33 30 --- 15 32 07 45.2 32.6 -1.5 0.0 211 688 20 29 31 20 33 30 J1707+1331 15 32 07 44.1 33.7 -1.6 0.0 -28 688 No stop 20 35 00 --- 15 33 37 44.3 33.3 -1.6 0.0 62 699 20 33 31 20 35 00 J1702+1301 15 33 37 45.4 32.1 -1.5 0.0 -29 699 No stop 20 39 00 --- 15 37 38 45.8 30.9 -1.4 0.0 211 730 20 35 01 20 39 30 J1707+1331 15 38 08 44.9 31.9 -1.5 0.0 2 730 20 39 30 20 40 30 --- 15 39 08 45.0 31.6 -1.5 0.0 60 738 20 39 31 20 40 30 J1702+1301 15 39 08 46.0 30.5 -1.4 0.0 -29 738 No stop 20 44 30 --- 15 43 09 46.4 29.2 -1.3 0.0 211 769 20 40 31 20 44 30 J1707+1331 15 43 09 45.4 30.4 -1.4 0.0 -28 769 No stop 20 46 00 --- 15 44 39 45.6 30.0 -1.4 0.0 62 781 20 44 31 20 46 40 J1706+1208 15 45 19 47.1 30.2 -1.4 0.0 11 781 20 46 40 20 50 40 =1704+122 15 49 20 47.5 28.9 -1.3 0.0 240 812 20 46 41 20 51 20 J1707+1331 15 50 00 46.2 28.3 -1.3 0.0 11 812 20 51 20 20 52 20 --- 15 51 00 46.3 28.0 -1.3 0.0 60 819 20 51 21 20 52 20 J1702+1301 15 51 00 47.3 26.7 -1.2 0.0 -29 819 No stop 20 56 20 --- 15 55 01 47.7 25.4 -1.1 0.0 211 850 20 52 21 20 56 20 J1707+1331 15 55 01 46.7 26.7 -1.2 0.0 -28 850 No stop 20 57 50 --- 15 56 31 46.9 26.2 -1.2 0.0 62 862 20 56 21 20 57 50 J1702+1301 15 56 31 47.8 24.9 -1.1 0.0 -29 862 No stop 21 01 50 --- 16 00 31 48.2 23.5 -1.1 0.0 211 893 20 57 51 21 02 20 J1707+1331 16 01 02 47.3 24.7 -1.1 0.0 2 893 21 02 20 21 03 20 --- 16 02 02 47.4 24.4 -1.1 0.0 60 900 21 02 21 Schedule for HART (Code Hh ) Page 5 Is SRGE J170245.3+130104 a blazar? 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 ---------------------------------------------------------------------------------------- --- Thu 8 Jun 2023 Day 159 --- 21 03 20 J1702+1301 16 02 02 48.3 23.0 -1.0 0.0 -29 900 No stop 21 07 20 --- 16 06 02 48.7 21.6 -1.0 0.0 211 931 21 03 21 21 07 20 J1707+1331 16 06 02 47.8 23.0 -1.0 0.0 -28 931 No stop 21 08 50 --- 16 07 33 47.9 22.5 -1.0 0.0 62 943 21 07 21 21 08 50 J1702+1301 16 07 33 48.8 21.1 -0.9 0.0 -29 943 No stop 21 12 50 --- 16 11 33 49.1 19.7 -0.9 0.0 211 974 21 08 51 21 13 20 J1707+1331 16 12 03 48.3 21.0 -0.9 0.0 2 974 21 13 20 21 14 20 --- 16 13 04 48.3 20.7 -0.9 0.0 60 982 21 13 21 21 14 20 J1702+1301 16 13 04 49.2 19.1 -0.8 0.0 -29 982 No stop 21 18 20 --- 16 17 04 49.5 17.7 -0.8 0.0 211 1013 21 14 21 21 18 20 J1707+1331 16 17 04 48.7 19.3 -0.9 0.0 -28 1013 No stop 21 19 50 --- 16 18 34 48.8 18.7 -0.8 0.0 62 1024 21 18 21 21 19 50 J1702+1301 16 18 34 49.6 17.2 -0.8 0.0 -29 1024 No stop 21 23 50 --- 16 22 35 49.9 15.7 -0.7 0.0 211 1055 21 19 51 21 24 20 J1707+1331 16 23 05 49.1 17.1 -0.8 0.0 2 1055 21 24 20 21 25 20 --- 16 24 05 49.1 16.8 -0.7 0.0 60 1063 21 24 21 21 25 20 J1702+1301 16 24 05 49.9 15.2 -0.7 0.0 -29 1063 No stop 21 29 20 --- 16 28 06 50.2 13.7 -0.6 0.0 211 1094 21 25 21 21 29 20 J1707+1331 16 28 06 49.4 15.3 -0.7 0.0 -28 1094 No stop 21 30 50 --- 16 29 36 49.5 14.8 -0.7 0.0 62 1105 21 29 21 21 30 50 J1702+1301 16 29 36 50.2 13.1 -0.6 0.0 -29 1105 No stop 21 34 50 --- 16 33 37 50.4 11.6 -0.5 0.0 211 1136 21 30 51 21 35 20 J1707+1331 16 34 07 49.7 13.1 -0.6 0.0 2 1136 21 35 20 21 36 20 --- 16 35 07 49.8 12.8 -0.6 0.0 60 1144 21 35 21 21 36 20 J1702+1301 16 35 07 50.5 11.0 -0.5 0.0 -29 1144 No stop 21 40 20 --- 16 39 08 50.7 9.5 -0.4 0.0 211 1175 21 36 21 21 40 20 J1707+1331 16 39 08 50.0 11.3 -0.5 0.0 -28 1175 No stop 21 41 50 --- 16 40 38 50.0 10.7 -0.5 0.0 62 1186 21 40 21 21 41 50 J1702+1301 16 40 38 50.7 9.0 -0.4 0.0 -29 1186 No stop 21 45 50 --- 16 44 39 50.8 7.4 -0.3 0.0 211 1217 21 41 51 Schedule for HART (Code Hh ) Page 6 Is SRGE J170245.3+130104 a blazar? 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 ---------------------------------------------------------------------------------------- --- Thu 8 Jun 2023 Day 159 --- 21 46 20 J1707+1331 16 45 09 50.2 9.0 -0.4 0.0 2 1217 21 46 20 21 47 20 --- 16 46 09 50.2 8.6 -0.4 0.0 60 1225 21 46 21 21 47 20 J1702+1301 16 46 09 50.9 6.8 -0.3 0.0 -29 1225 No stop 21 51 20 --- 16 50 10 51.0 5.3 -0.2 0.0 211 1256 21 47 21 21 51 20 J1707+1331 16 50 10 50.4 7.1 -0.3 0.0 -28 1256 No stop 21 52 50 --- 16 51 40 50.4 6.6 -0.3 0.0 62 1268 21 51 21 21 52 50 J1702+1301 16 51 40 51.0 4.7 -0.2 0.0 -29 1268 No stop 21 56 50 --- 16 55 40 51.1 3.2 -0.1 0.0 211 1298 21 52 51 21 57 20 J1707+1331 16 56 11 50.5 4.8 -0.2 0.0 2 1298 21 57 20 21 58 20 --- 16 57 11 50.5 4.5 -0.2 0.0 60 1306 21 57 21 21 58 20 J1702+1301 16 57 11 51.1 2.6 -0.1 0.0 -29 1306 No stop 22 02 20 --- 17 01 11 51.1 1.0 -0.0 0.0 211 1337 21 58 21 22 02 20 J1707+1331 17 01 11 50.6 2.9 -0.1 0.0 -28 1337 No stop 22 03 50 --- 17 02 42 50.6 2.4 -0.1 0.0 62 1349 22 02 21 22 03 50 J1702+1301 17 02 42 51.1 0.5 -0.0 0.0 -29 1349 No stop 22 07 50 --- 17 06 42 51.1 358.9 0.0 0.0 211 1380 22 03 51 22 08 20 J1707+1331 17 07 12 50.6 0.6 -0.0 0.0 2 1380 22 08 20 22 09 20 --- 17 08 13 50.6 0.2 -0.0 0.0 60 1387 22 08 21 22 09 20 J1702+1301 17 08 13 51.1 358.3 0.1 0.0 -29 1387 No stop 22 13 20 --- 17 12 13 51.1 356.8 0.1 0.0 211 1418 22 09 21 22 13 20 J1707+1331 17 12 13 50.6 358.7 0.1 0.0 -28 1418 No stop 22 14 50 --- 17 13 43 50.6 358.1 0.1 0.0 62 1430 22 13 21 22 14 50 J1702+1301 17 13 43 51.1 356.2 0.2 0.0 -29 1430 No stop 22 18 50 --- 17 17 44 51.0 354.6 0.2 0.0 211 1461 22 14 51 22 19 20 J1707+1331 17 18 14 50.6 356.4 0.2 0.0 2 1461 22 19 20 22 20 20 --- 17 19 14 50.5 356.0 0.2 0.0 60 1469 22 19 21 22 20 20 J1702+1301 17 19 14 50.9 354.0 0.3 0.0 -29 1469 No stop 22 24 20 --- 17 23 15 50.8 352.5 0.3 0.0 211 1499 22 20 21 22 24 20 J1707+1331 17 23 15 50.5 354.5 0.2 0.0 -28 1499 No stop 22 25 50 --- 17 24 45 50.4 353.9 0.3 0.0 62 1511 22 24 21 Schedule for HART (Code Hh ) Page 7 Is SRGE J170245.3+130104 a blazar? 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 ---------------------------------------------------------------------------------------- --- Thu 8 Jun 2023 Day 159 --- 22 26 30 J1706+1208 17 25 25 51.7 352.9 0.3 0.0 11 1511 22 26 30 22 30 00 =1704+122 17 28 56 51.6 351.5 0.4 0.0 210 1538 22 26 31 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess223.L1024 Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: hh18cm Values confirmed by E-mail Jonathan Quick 20140219 (CR) ****** Only 122.49 of 256.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 4 Station: HART Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 1510.00 Net SB= L L U U L L U U IF SB = U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 8 Setup file default. Used with PCAL = off LO sum= 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 BBC fr= 116.49 116.49 116.49 116.49 180.49 180.49 180.49 180.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 8 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) * J1702+1301 17 00 26.513935 * 17 02 45.312000 17 03 51.262267 0.00 13 05 14.77344 * 13 01 02.22220 12 58 59.49161 0.00 From catalog imbedded in main SCHED input file. * J1707+1331 17 05 27.517191 * 17 07 45.637300 17 08 51.273097 0.00 13 34 56.52195 * 13 31 05.23300 13 29 12.26316 0.00 From catalog imbedded in main SCHED input file. 1704+122 17 04 00.724110 * 17 06 20.497447 17 07 26.893637 0.12 * J1706+1208 12 12 57.17741 * 12 08 59.79450 12 07 04.04481 0.20 /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 J1702+1301 sess223.L1024 1 2 3 4 5 6 7 8 2.333 55.567 J1707+1331 sess223.L1024 1 2 3 4 5 6 7 8 0.775 17.539 J1706+1208 sess223.L1024 1 2 3 4 5 6 7 8 0.208 5.425 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) J1702+1301 144.1 J1707+1331 143.6 J1706+1208 145.0 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