COVER INFORMATION Station: KVNTN (Code Kt ) Experiment: A sub-pc-separation SMBH binary in NGC7674? Exp. Code: EA059B Schedule Version: 3.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Tao AN Address: Shanghai Astronomical Observatory Nandan Road 80 Shanghai 200030 China Phone: +86-21-64386191 EMAIL: antao@shao.ac.cn Fax: Phone during observation: Observing mode: Notes: 22 GHz, dual polarisation, 2048 Mbps Phase-referecing observations with a cycle time of 90s Drafted by Jun YANG Version 3: extended to 8 UT Schedule for KVNTN (Code Kt ) Page 2 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- Next scan frequencies: 22187.49 22187.49 22187.49 22187.49 22219.49 22219.49 22219.49 22219.49 22251.49 22251.49 22251.49 22251.49 22283.49 22283.49 22283.49 22283.49 Next BBC frequencies: 8937.49 8937.49 8937.49 8937.49 8969.49 8969.49 8969.49 8969.49 9001.49 9001.49 9001.49 9001.49 9033.49 9033.49 9033.49 9033.49 Next scan bandwidths: 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 00 30 00 J2327+0940 02 13 04 45.5 247.7 2.7 51.7 0 0 00 30 00 00 34 00 =2325+093 02 17 05 44.7 248.6 2.8 52.2 240 31 00 30 01 00 34 00 J2327+0940 02 17 05 44.7 248.6 2.8 52.2 -2 31 No stop 00 34 30 =2325+093 02 17 35 44.6 248.7 2.8 52.2 28 35 00 34 01 00 34 30 NGC7674 02 17 35 44.2 247.6 2.8 51.5 -3 35 No stop 00 35 15 --- 02 18 20 44.0 247.8 2.8 51.6 42 40 00 34 31 00 35 15 J2327+0940 02 18 20 44.5 248.9 2.8 52.3 -3 40 No stop 00 36 00 =2325+093 02 19 05 44.3 249.0 2.8 52.4 42 46 00 35 16 00 36 00 NGC7674 02 19 05 43.9 248.0 2.8 51.7 -3 46 No stop 00 36 45 --- 02 19 51 43.7 248.1 2.8 51.7 42 52 00 36 01 00 36 45 J2327+0940 02 19 51 44.2 249.2 2.9 52.5 -3 52 No stop 00 37 15 =2325+093 02 20 21 44.1 249.3 2.9 52.5 27 56 00 36 46 00 37 15 NGC7674 02 20 21 43.6 248.2 2.9 51.8 -3 56 No stop 00 38 00 --- 02 21 06 43.5 248.4 2.9 51.9 42 62 00 37 16 00 38 00 J2327+0940 02 21 06 44.0 249.4 2.9 52.6 -3 62 No stop 00 38 45 =2325+093 02 21 51 43.8 249.6 2.9 52.7 42 67 00 38 01 00 38 45 NGC7674 02 21 51 43.3 248.5 2.9 51.9 -3 67 No stop 00 39 30 --- 02 22 36 43.2 248.7 2.9 52.0 42 73 00 38 46 00 40 10 J2327+0940 02 23 16 43.5 249.9 2.9 52.8 37 73 00 40 10 00 40 40 =2325+093 02 23 46 43.4 250.0 2.9 52.8 30 77 00 40 11 00 40 40 NGC7674 02 23 46 43.0 248.9 2.9 52.1 -3 77 No stop 00 41 25 --- 02 24 31 42.8 249.1 2.9 52.2 42 83 00 40 41 00 41 25 J2327+0940 02 24 31 43.3 250.1 2.9 52.9 -3 83 No stop 00 42 10 =2325+093 02 25 16 43.1 250.3 2.9 53.0 42 88 00 41 26 00 42 10 NGC7674 02 25 16 42.7 249.3 2.9 52.3 -3 88 No stop 00 42 55 --- 02 26 02 42.5 249.4 3.0 52.4 42 94 00 42 11 Schedule for KVNTN (Code Kt ) Page 3 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 00 42 55 J2327+0940 02 26 02 43.0 250.5 3.0 53.1 -3 94 No stop 00 43 40 =2325+093 02 26 47 42.8 250.6 3.0 53.1 42 100 00 42 56 00 43 40 J2329+0834 02 26 47 42.5 249.1 2.9 52.2 -3 100 No stop 00 44 25 =2326+082 02 27 32 42.3 249.3 3.0 52.3 42 106 00 43 41 00 44 25 J2327+0940 02 27 32 42.7 250.8 3.0 53.2 -3 106 No stop 00 44 55 =2325+093 02 28 02 42.6 250.9 3.0 53.3 27 110 00 44 26 00 44 55 NGC7674 02 28 02 42.1 249.8 3.0 52.6 -3 110 No stop 00 45 40 --- 02 28 47 42.0 250.0 3.0 52.6 42 115 00 44 56 00 45 40 J2327+0940 02 28 47 42.4 251.0 3.0 53.3 -3 115 No stop 00 46 25 =2325+093 02 29 32 42.3 251.2 3.0 53.4 42 121 00 45 41 00 46 25 NGC7674 02 29 32 41.8 250.1 3.0 52.7 -3 121 No stop 00 47 10 --- 02 30 17 41.7 250.3 3.0 52.8 42 127 00 46 26 00 47 10 J2327+0940 02 30 17 42.1 251.3 3.0 53.5 -3 127 No stop 00 47 40 =2325+093 02 30 47 42.0 251.4 3.0 53.5 27 131 00 47 11 00 47 40 NGC7674 02 30 47 41.6 250.4 3.0 52.8 -3 131 No stop 00 48 25 --- 02 31 32 41.4 250.5 3.0 52.9 42 137 00 47 41 00 48 25 J2327+0940 02 31 32 41.9 251.6 3.1 53.6 -3 137 No stop 00 49 10 =2325+093 02 32 18 41.7 251.7 3.1 53.6 42 142 00 48 26 00 49 10 NGC7674 02 32 18 41.3 250.7 3.1 53.0 -3 142 No stop 00 49 55 --- 02 33 03 41.1 250.8 3.1 53.0 42 148 00 49 11 00 50 35 J2327+0940 02 33 43 41.5 252.0 3.1 53.8 37 148 00 50 35 00 51 05 =2325+093 02 34 13 41.4 252.1 3.1 53.8 30 152 00 50 36 00 51 05 NGC7674 02 34 13 40.9 251.1 3.1 53.1 -3 152 No stop 00 51 50 --- 02 34 58 40.8 251.2 3.1 53.2 42 158 00 51 06 00 51 50 J2327+0940 02 34 58 41.2 252.2 3.1 53.9 -3 158 No stop 00 52 35 =2325+093 02 35 43 41.1 252.4 3.1 53.9 42 163 00 51 51 00 52 35 NGC7674 02 35 43 40.6 251.3 3.1 53.3 -3 163 No stop 00 53 20 --- 02 36 28 40.5 251.5 3.1 53.3 42 169 00 52 36 00 53 20 J2327+0940 02 36 28 40.9 252.5 3.1 54.0 -3 169 No stop 00 54 05 =2325+093 02 37 13 40.8 252.7 3.1 54.1 42 175 00 53 21 Schedule for KVNTN (Code Kt ) Page 4 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 00 54 05 J2329+0834 02 37 13 40.4 251.2 3.1 53.2 -3 175 No stop 00 54 50 =2326+082 02 37 59 40.3 251.3 3.1 53.2 42 181 00 54 06 00 54 50 J2327+0940 02 37 59 40.6 252.8 3.2 54.1 -3 181 No stop 00 55 20 =2325+093 02 38 29 40.5 252.9 3.2 54.2 27 185 00 54 51 00 55 20 NGC7674 02 38 29 40.1 251.9 3.2 53.5 -3 185 No stop 00 56 05 --- 02 39 14 39.9 252.0 3.2 53.6 42 190 00 55 21 00 56 05 J2327+0940 02 39 14 40.4 253.0 3.2 54.2 -3 190 No stop 00 56 50 =2325+093 02 39 59 40.2 253.2 3.2 54.3 42 196 00 56 06 00 56 50 NGC7674 02 39 59 39.8 252.2 3.2 53.6 -3 196 No stop 00 57 35 --- 02 40 44 39.6 252.3 3.2 53.7 42 202 00 56 51 00 57 35 J2327+0940 02 40 44 40.1 253.3 3.2 54.3 -3 202 No stop 00 58 05 =2325+093 02 41 14 40.0 253.4 3.2 54.4 27 206 00 57 36 00 58 05 NGC7674 02 41 14 39.5 252.4 3.2 53.8 -3 206 No stop 00 58 50 --- 02 41 59 39.4 252.5 3.2 53.8 42 212 00 58 06 00 58 50 J2327+0940 02 41 59 39.8 253.6 3.2 54.4 -3 212 No stop 00 59 35 =2325+093 02 42 44 39.7 253.7 3.2 54.5 42 217 00 58 51 00 59 35 NGC7674 02 42 44 39.2 252.7 3.2 53.9 -3 217 No stop 01 00 20 --- 02 43 29 39.1 252.8 3.2 53.9 42 223 00 59 36 01 01 00 J2327+0940 02 44 10 39.4 254.0 3.3 54.6 37 223 01 01 00 01 01 30 =2325+093 02 44 40 39.3 254.0 3.3 54.6 30 227 01 01 01 01 01 30 NGC7674 02 44 40 38.8 253.0 3.3 54.0 -3 227 No stop 01 02 15 --- 02 45 25 38.7 253.2 3.3 54.1 42 233 01 01 31 01 02 15 J2327+0940 02 45 25 39.1 254.2 3.3 54.7 -3 233 No stop 01 03 00 =2325+093 02 46 10 39.0 254.3 3.3 54.8 42 238 01 02 16 01 03 00 NGC7674 02 46 10 38.5 253.3 3.3 54.1 -3 238 No stop 01 03 45 --- 02 46 55 38.4 253.5 3.3 54.2 42 244 01 03 01 01 03 45 J2327+0940 02 46 55 38.8 254.5 3.3 54.8 -3 244 No stop 01 04 30 =2325+093 02 47 40 38.7 254.6 3.3 54.9 42 250 01 03 46 01 04 30 J2329+0834 02 47 40 38.3 253.2 3.3 54.0 -3 250 No stop 01 05 15 =2326+082 02 48 25 38.2 253.3 3.3 54.1 42 256 01 04 31 Schedule for KVNTN (Code Kt ) Page 5 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 01 05 15 J2327+0940 02 48 25 38.5 254.7 3.3 54.9 -3 256 No stop 01 05 45 =2325+093 02 48 55 38.4 254.8 3.3 54.9 27 260 01 05 16 01 05 45 NGC7674 02 48 55 38.0 253.8 3.3 54.3 -3 260 No stop 01 06 30 --- 02 49 40 37.8 254.0 3.3 54.4 42 265 01 05 46 01 06 30 J2327+0940 02 49 40 38.3 255.0 3.4 55.0 -3 265 No stop 01 07 15 =2325+093 02 50 26 38.1 255.1 3.4 55.1 42 271 01 06 31 01 07 15 NGC7674 02 50 26 37.7 254.1 3.4 54.5 -3 271 No stop 01 08 00 --- 02 51 11 37.5 254.2 3.4 54.5 42 277 01 07 16 01 08 00 J2327+0940 02 51 11 38.0 255.2 3.4 55.1 -3 277 No stop 01 08 30 =2325+093 02 51 41 37.9 255.3 3.4 55.1 27 281 01 08 01 01 08 30 NGC7674 02 51 41 37.4 254.3 3.4 54.5 -3 281 No stop 01 09 15 --- 02 52 26 37.3 254.5 3.4 54.6 42 287 01 08 31 01 09 15 J2327+0940 02 52 26 37.7 255.5 3.4 55.2 -3 287 No stop 01 10 00 =2325+093 02 53 11 37.6 255.6 3.4 55.2 42 292 01 09 16 01 10 00 NGC7674 02 53 11 37.1 254.6 3.4 54.7 -3 292 No stop 01 10 45 --- 02 53 56 37.0 254.7 3.4 54.7 42 298 01 10 01 01 11 25 J2327+0940 02 54 36 37.3 255.8 3.4 55.3 37 298 01 11 25 01 11 55 =2325+093 02 55 06 37.2 255.9 3.4 55.4 30 302 01 11 26 01 11 55 NGC7674 02 55 06 36.7 254.9 3.4 54.8 -3 302 No stop 01 12 40 --- 02 55 51 36.6 255.1 3.4 54.8 42 308 01 11 56 01 12 40 J2327+0940 02 55 51 37.0 256.1 3.5 55.4 -3 308 No stop 01 13 25 =2325+093 02 56 37 36.9 256.2 3.5 55.5 42 313 01 12 41 01 13 25 NGC7674 02 56 37 36.4 255.2 3.5 54.9 -3 313 No stop 01 14 10 --- 02 57 22 36.3 255.3 3.5 54.9 42 319 01 13 26 01 14 10 J2327+0940 02 57 22 36.7 256.3 3.5 55.5 -3 319 No stop 01 14 55 =2325+093 02 58 07 36.6 256.5 3.5 55.5 42 325 01 14 11 01 14 55 J2329+0834 02 58 07 36.2 255.1 3.5 54.8 -3 325 No stop 01 15 40 =2326+082 02 58 52 36.1 255.2 3.5 54.8 42 331 01 14 56 01 15 40 J2327+0940 02 58 52 36.4 256.6 3.5 55.6 -3 331 No stop 01 16 10 =2325+093 02 59 22 36.3 256.7 3.5 55.6 27 335 01 15 41 Schedule for KVNTN (Code Kt ) Page 6 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 01 16 10 NGC7674 02 59 22 35.9 255.7 3.5 55.1 -3 335 No stop 01 16 55 --- 03 00 07 35.7 255.8 3.5 55.1 42 340 01 16 11 01 16 55 J2327+0940 03 00 07 36.2 256.8 3.5 55.7 -3 340 No stop 01 17 40 =2325+093 03 00 52 36.0 256.9 3.5 55.7 42 346 01 16 56 01 17 40 NGC7674 03 00 52 35.6 256.0 3.5 55.2 -3 346 No stop 01 18 25 --- 03 01 37 35.4 256.1 3.5 55.2 42 352 01 17 41 01 18 25 J2327+0940 03 01 37 35.8 257.1 3.6 55.8 -3 352 No stop 01 18 55 =2325+093 03 02 07 35.7 257.1 3.6 55.8 27 356 01 18 26 01 18 55 NGC7674 03 02 07 35.3 256.2 3.6 55.2 -3 356 No stop 01 19 40 --- 03 02 53 35.2 256.3 3.6 55.3 42 362 01 18 56 01 19 40 J2327+0940 03 02 53 35.6 257.3 3.6 55.8 -3 362 No stop 01 20 25 =2325+093 03 03 38 35.4 257.4 3.6 55.9 42 367 01 19 41 01 20 25 NGC7674 03 03 38 35.0 256.4 3.6 55.3 -3 367 No stop 01 21 10 --- 03 04 23 34.9 256.6 3.6 55.4 42 373 01 20 26 01 21 50 J2327+0940 03 05 03 35.1 257.6 3.6 56.0 37 373 01 21 50 01 22 20 =2325+093 03 05 33 35.0 257.7 3.6 56.0 30 377 01 21 51 01 22 20 NGC7674 03 05 33 34.6 256.8 3.6 55.4 -3 377 No stop 01 23 05 --- 03 06 18 34.5 256.9 3.6 55.5 42 383 01 22 21 01 23 05 J2327+0940 03 06 18 34.9 257.9 3.6 56.0 -3 383 No stop 01 23 50 =2325+093 03 07 03 34.7 258.0 3.6 56.1 42 388 01 23 06 01 23 50 NGC7674 03 07 03 34.3 257.0 3.6 55.5 -3 388 No stop 01 24 35 --- 03 07 48 34.2 257.1 3.6 55.6 42 394 01 23 51 01 24 35 J2327+0940 03 07 48 34.6 258.1 3.7 56.1 -3 394 No stop 01 25 20 =2325+093 03 08 34 34.4 258.2 3.7 56.1 42 400 01 24 36 01 25 20 J2329+0834 03 08 34 34.1 256.9 3.6 55.4 -3 400 No stop 01 26 05 =2326+082 03 09 19 34.0 257.0 3.7 55.5 42 406 01 25 21 01 26 05 J2327+0940 03 09 19 34.3 258.4 3.7 56.2 -3 406 No stop 01 26 35 =2325+093 03 09 49 34.2 258.4 3.7 56.2 27 410 01 26 06 01 26 35 NGC7674 03 09 49 33.8 257.5 3.7 55.7 -3 410 No stop 01 27 20 --- 03 10 34 33.6 257.6 3.7 55.7 42 415 01 26 36 Schedule for KVNTN (Code Kt ) Page 7 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 01 27 20 J2327+0940 03 10 34 34.0 258.6 3.7 56.2 -3 415 No stop 01 28 05 =2325+093 03 11 19 33.9 258.7 3.7 56.3 42 421 01 27 21 01 28 05 NGC7674 03 11 19 33.4 257.7 3.7 55.8 -3 421 No stop 01 28 50 --- 03 12 04 33.3 257.9 3.7 55.8 42 427 01 28 06 01 28 50 J2327+0940 03 12 04 33.7 258.8 3.7 56.3 -3 427 No stop 01 29 20 =2325+093 03 12 34 33.6 258.9 3.7 56.3 27 431 01 28 51 01 29 20 NGC7674 03 12 34 33.2 257.9 3.7 55.8 -3 431 No stop 01 30 05 --- 03 13 19 33.0 258.1 3.7 55.9 42 437 01 29 21 01 30 05 J2327+0940 03 13 19 33.5 259.0 3.7 56.4 -3 437 No stop 01 30 50 =2325+093 03 14 04 33.3 259.1 3.8 56.4 42 442 01 30 06 01 30 50 NGC7674 03 14 04 32.9 258.2 3.8 55.9 -3 442 No stop 01 31 35 --- 03 14 50 32.7 258.3 3.8 55.9 42 448 01 30 51 01 32 15 J2327+0940 03 15 30 33.0 259.4 3.8 56.5 37 448 01 32 15 01 32 45 =2325+093 03 16 00 32.9 259.4 3.8 56.5 30 452 01 32 16 01 32 45 NGC7674 03 16 00 32.5 258.5 3.8 56.0 -3 452 No stop 01 33 30 --- 03 16 45 32.3 258.6 3.8 56.0 42 458 01 32 46 01 33 30 J2327+0940 03 16 45 32.8 259.6 3.8 56.5 -3 458 No stop 01 34 15 =2325+093 03 17 30 32.6 259.7 3.8 56.6 42 463 01 33 31 01 34 15 NGC7674 03 17 30 32.2 258.8 3.8 56.1 -3 463 No stop 01 35 00 --- 03 18 15 32.0 258.9 3.8 56.1 42 469 01 34 16 01 35 00 J2327+0940 03 18 15 32.4 259.8 3.8 56.6 -3 469 No stop 01 35 45 =2325+093 03 19 00 32.3 259.9 3.8 56.6 42 475 01 35 01 01 35 45 J2329+0834 03 19 00 32.0 258.6 3.8 56.0 -3 475 No stop 01 36 30 =2326+082 03 19 45 31.8 258.7 3.8 56.0 42 481 01 35 46 01 36 30 J2327+0940 03 19 45 32.1 260.1 3.9 56.7 -3 481 No stop 01 37 00 =2325+093 03 20 15 32.0 260.1 3.9 56.7 27 485 01 36 31 01 37 00 NGC7674 03 20 15 31.6 259.2 3.9 56.2 -3 485 No stop 01 37 45 --- 03 21 01 31.5 259.3 3.9 56.2 42 490 01 37 01 01 37 45 J2327+0940 03 21 01 31.9 260.3 3.9 56.7 -3 490 No stop 01 38 30 =2325+093 03 21 46 31.7 260.4 3.9 56.7 42 496 01 37 46 Schedule for KVNTN (Code Kt ) Page 8 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 01 38 30 NGC7674 03 21 46 31.3 259.4 3.9 56.3 -3 496 No stop 01 39 15 --- 03 22 31 31.2 259.6 3.9 56.3 42 502 01 38 31 01 39 15 J2327+0940 03 22 31 31.6 260.5 3.9 56.8 -3 502 No stop 01 39 45 =2325+093 03 23 01 31.5 260.6 3.9 56.8 27 506 01 39 16 01 39 45 NGC7674 03 23 01 31.0 259.6 3.9 56.3 -3 506 No stop 01 40 30 --- 03 23 46 30.9 259.8 3.9 56.4 42 512 01 39 46 01 40 30 J2327+0940 03 23 46 31.3 260.7 3.9 56.8 -3 512 No stop 01 41 15 =2325+093 03 24 31 31.2 260.8 3.9 56.9 42 517 01 40 31 01 41 15 NGC7674 03 24 31 30.7 259.9 3.9 56.4 -3 517 No stop 01 42 00 --- 03 25 16 30.6 260.0 3.9 56.4 42 523 01 41 16 01 42 40 J2327+0940 03 25 56 30.9 261.0 4.0 56.9 37 523 01 42 40 01 43 10 =2325+093 03 26 26 30.8 261.1 4.0 56.9 30 527 01 42 41 01 43 10 NGC7674 03 26 26 30.3 260.2 4.0 56.5 -3 527 No stop 01 43 55 --- 03 27 12 30.2 260.3 4.0 56.5 42 533 01 43 11 01 43 55 J2327+0940 03 27 12 30.6 261.2 4.0 57.0 -3 533 No stop 01 44 40 =2325+093 03 27 57 30.4 261.3 4.0 57.0 42 538 01 43 56 01 44 40 NGC7674 03 27 57 30.0 260.4 4.0 56.5 -3 538 No stop 01 45 25 --- 03 28 42 29.9 260.5 4.0 56.6 42 544 01 44 41 01 45 25 J2327+0940 03 28 42 30.3 261.5 4.0 57.0 -3 544 No stop 01 46 10 =2325+093 03 29 27 30.1 261.6 4.0 57.0 42 550 01 45 26 01 46 10 J2329+0834 03 29 27 29.8 260.3 4.0 56.5 -3 550 No stop 01 46 55 =2326+082 03 30 12 29.7 260.4 4.0 56.5 42 556 01 46 11 01 46 55 J2327+0940 03 30 12 30.0 261.7 4.0 57.1 -3 556 No stop 01 47 25 =2325+093 03 30 42 29.9 261.8 4.0 57.1 27 560 01 46 56 01 47 25 NGC7674 03 30 42 29.5 260.9 4.0 56.6 -3 560 No stop 01 48 10 --- 03 31 27 29.3 261.0 4.0 56.7 42 565 01 47 26 01 48 10 J2327+0940 03 31 27 29.7 261.9 4.0 57.1 -3 565 No stop 01 48 55 =2325+093 03 32 12 29.6 262.0 4.1 57.1 42 571 01 48 11 01 48 55 NGC7674 03 32 12 29.2 261.1 4.1 56.7 -3 571 No stop 01 49 40 --- 03 32 58 29.0 261.2 4.1 56.7 42 577 01 48 56 Schedule for KVNTN (Code Kt ) Page 9 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 01 49 40 J2327+0940 03 32 58 29.4 262.1 4.1 57.2 -3 577 No stop 01 50 10 =2325+093 03 33 28 29.3 262.2 4.1 57.2 27 581 01 49 41 01 50 10 NGC7674 03 33 28 28.9 261.3 4.1 56.7 -3 581 No stop 01 50 55 --- 03 34 13 28.7 261.4 4.1 56.8 42 587 01 50 11 01 50 55 J2327+0940 03 34 13 29.1 262.3 4.1 57.2 -3 587 No stop 01 51 40 =2325+093 03 34 58 29.0 262.4 4.1 57.2 42 592 01 50 56 01 51 40 NGC7674 03 34 58 28.6 261.5 4.1 56.8 -3 592 No stop 01 52 25 --- 03 35 43 28.4 261.6 4.1 56.8 42 598 01 51 41 01 53 05 J2327+0940 03 36 23 28.7 262.6 4.1 57.3 37 598 01 53 05 01 53 35 =2325+093 03 36 53 28.6 262.7 4.1 57.3 30 602 01 53 06 01 53 35 NGC7674 03 36 53 28.2 261.8 4.1 56.9 -3 602 No stop 01 54 20 --- 03 37 38 28.0 261.9 4.1 56.9 42 608 01 53 36 01 54 20 J2327+0940 03 37 38 28.4 262.8 4.2 57.3 -3 608 No stop 01 55 05 =2325+093 03 38 23 28.3 262.9 4.2 57.3 42 613 01 54 21 01 55 05 NGC7674 03 38 23 27.9 262.0 4.2 56.9 -3 613 No stop 01 55 50 --- 03 39 09 27.7 262.2 4.2 56.9 42 619 01 55 06 01 55 50 J2327+0940 03 39 09 28.1 263.1 4.2 57.4 -3 619 No stop 01 56 35 =2325+093 03 39 54 28.0 263.2 4.2 57.4 42 625 01 55 51 01 56 35 J2329+0834 03 39 54 27.7 261.9 4.2 56.8 -3 625 No stop 01 57 20 =2326+082 03 40 39 27.5 262.0 4.2 56.9 42 631 01 56 36 01 57 20 J2327+0940 03 40 39 27.8 263.3 4.2 57.4 -3 631 No stop 01 57 50 =2325+093 03 41 09 27.7 263.4 4.2 57.4 27 635 01 57 21 01 57 50 NGC7674 03 41 09 27.3 262.5 4.2 57.0 -3 635 No stop 01 58 35 --- 03 41 54 27.2 262.6 4.2 57.0 42 640 01 57 51 01 58 35 J2327+0940 03 41 54 27.6 263.5 4.2 57.4 -3 640 No stop 01 59 20 =2325+093 03 42 39 27.4 263.6 4.2 57.4 42 646 01 58 36 01 59 20 NGC7674 03 42 39 27.0 262.7 4.2 57.1 -3 646 No stop 02 00 05 --- 03 43 24 26.8 262.8 4.2 57.1 42 652 01 59 21 02 00 05 J2327+0940 03 43 24 27.2 263.7 4.2 57.5 -3 652 No stop 02 00 35 =2325+093 03 43 54 27.1 263.8 4.3 57.5 27 656 02 00 06 Schedule for KVNTN (Code Kt ) Page 10 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 02 00 35 NGC7674 03 43 54 26.7 262.9 4.3 57.1 -3 656 No stop 02 01 20 --- 03 44 39 26.6 263.0 4.3 57.1 42 662 02 00 36 02 01 20 J2327+0940 03 44 39 27.0 263.9 4.3 57.5 -3 662 No stop 02 02 05 =2325+093 03 45 25 26.8 264.0 4.3 57.5 42 667 02 01 21 02 02 05 NGC7674 03 45 25 26.4 263.1 4.3 57.1 -3 667 No stop 02 02 50 --- 03 46 10 26.3 263.2 4.3 57.2 42 673 02 02 06 02 03 30 J2327+0940 03 46 50 26.5 264.2 4.3 57.6 37 673 02 03 30 02 04 00 =2325+093 03 47 20 26.4 264.3 4.3 57.6 30 677 02 03 31 02 04 00 NGC7674 03 47 20 26.0 263.4 4.3 57.2 -3 677 No stop 02 04 45 --- 03 48 05 25.9 263.5 4.3 57.2 42 683 02 04 01 02 04 45 J2327+0940 03 48 05 26.3 264.4 4.3 57.6 -3 683 No stop 02 05 30 =2325+093 03 48 50 26.1 264.5 4.3 57.6 42 688 02 04 46 02 05 30 NGC7674 03 48 50 25.7 263.6 4.3 57.2 -3 688 No stop 02 06 15 --- 03 49 35 25.6 263.7 4.3 57.2 42 694 02 05 31 02 06 15 J2327+0940 03 49 35 26.0 264.6 4.4 57.6 -3 694 No stop 02 07 00 =2325+093 03 50 20 25.8 264.7 4.4 57.6 42 700 02 06 16 02 07 00 J2329+0834 03 50 20 25.5 263.5 4.3 57.1 -3 700 No stop 02 07 45 =2326+082 03 51 06 25.4 263.6 4.4 57.2 42 706 02 07 01 02 07 45 J2327+0940 03 51 06 25.6 264.8 4.4 57.6 -3 706 No stop 02 08 15 =2325+093 03 51 36 25.5 264.9 4.4 57.7 27 710 02 07 46 02 08 15 NGC7674 03 51 36 25.1 264.0 4.4 57.3 -3 710 No stop 02 09 00 --- 03 52 21 25.0 264.1 4.4 57.3 42 715 02 08 16 02 09 00 J2327+0940 03 52 21 25.4 265.0 4.4 57.7 -3 715 No stop 02 09 45 =2325+093 03 53 06 25.2 265.1 4.4 57.7 42 721 02 09 01 02 09 45 NGC7674 03 53 06 24.8 264.2 4.4 57.3 -3 721 No stop 02 10 30 --- 03 53 51 24.7 264.4 4.4 57.3 42 727 02 09 46 02 10 30 J2327+0940 03 53 51 25.1 265.2 4.4 57.7 -3 727 No stop 02 11 00 =2325+093 03 54 21 25.0 265.3 4.4 57.7 27 731 02 10 31 02 11 00 NGC7674 03 54 21 24.6 264.4 4.4 57.4 -3 731 No stop 02 11 45 --- 03 55 06 24.4 264.5 4.4 57.4 42 737 02 11 01 Schedule for KVNTN (Code Kt ) Page 11 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 02 11 45 J2327+0940 03 55 06 24.8 265.4 4.4 57.7 -3 737 No stop 02 12 30 =2325+093 03 55 51 24.6 265.5 4.5 57.7 42 742 02 11 46 02 12 30 NGC7674 03 55 51 24.3 264.6 4.4 57.4 -3 742 No stop 02 13 15 --- 03 56 36 24.1 264.8 4.5 57.4 42 748 02 12 31 02 13 55 J2327+0940 03 57 17 24.4 265.7 4.5 57.8 37 748 02 13 55 02 14 25 =2325+093 03 57 47 24.2 265.8 4.5 57.8 30 752 02 13 56 02 14 25 NGC7674 03 57 47 23.9 264.9 4.5 57.4 -3 752 No stop 02 15 10 --- 03 58 32 23.7 265.0 4.5 57.4 42 758 02 14 26 02 15 10 J2327+0940 03 58 32 24.1 265.9 4.5 57.8 -3 758 No stop 02 15 55 =2325+093 03 59 17 23.9 266.0 4.5 57.8 42 763 02 15 11 02 15 55 NGC7674 03 59 17 23.5 265.1 4.5 57.5 -3 763 No stop 02 16 40 --- 04 00 02 23.4 265.3 4.5 57.5 42 769 02 15 56 02 16 40 J2327+0940 04 00 02 23.8 266.1 4.5 57.8 -3 769 No stop 02 17 25 =2325+093 04 00 47 23.6 266.2 4.5 57.8 42 775 02 16 41 02 17 25 J2329+0834 04 00 47 23.4 265.0 4.5 57.4 -3 775 No stop 02 18 10 =2326+082 04 01 32 23.2 265.1 4.5 57.4 42 781 02 17 26 02 18 50 J2327+0940 04 02 12 23.3 266.4 4.6 57.8 37 781 02 18 50 02 22 50 =2325+093 04 06 13 22.5 267.0 4.6 57.9 240 812 02 18 51 02 22 50 J2327+0940 04 06 13 22.5 267.0 4.6 57.9 -2 812 No stop 02 23 20 =2325+093 04 06 43 22.4 267.1 4.6 57.9 28 815 02 22 51 02 23 20 NGC7674 04 06 43 22.0 266.2 4.6 57.6 -3 815 No stop 02 24 05 --- 04 07 28 21.8 266.3 4.6 57.6 42 821 02 23 21 02 24 05 J2327+0940 04 07 28 22.2 267.2 4.6 57.9 -3 821 No stop 02 24 50 =2325+093 04 08 13 22.1 267.3 4.7 57.9 42 827 02 24 06 02 24 50 NGC7674 04 08 13 21.7 266.4 4.7 57.6 -3 827 No stop 02 25 35 --- 04 08 58 21.5 266.5 4.7 57.6 42 833 02 24 51 02 25 35 J2327+0940 04 08 58 21.9 267.4 4.7 57.9 -3 833 No stop 02 26 05 =2325+093 04 09 29 21.8 267.5 4.7 57.9 27 837 02 25 36 02 26 05 NGC7674 04 09 29 21.4 266.6 4.7 57.6 -3 837 No stop 02 26 50 --- 04 10 14 21.3 266.7 4.7 57.6 42 842 02 26 06 Schedule for KVNTN (Code Kt ) Page 12 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 02 26 50 J2327+0940 04 10 14 21.7 267.6 4.7 57.9 -3 842 No stop 02 27 35 =2325+093 04 10 59 21.5 267.7 4.7 57.9 42 848 02 26 51 02 27 35 NGC7674 04 10 59 21.1 266.8 4.7 57.6 -3 848 No stop 02 28 20 --- 04 11 44 20.9 266.9 4.7 57.7 42 854 02 27 36 02 29 00 J2327+0940 04 12 24 21.2 267.9 4.7 58.0 37 854 02 29 00 02 29 30 =2325+093 04 12 54 21.1 268.0 4.7 58.0 30 858 02 29 01 02 29 30 NGC7674 04 12 54 20.7 267.1 4.7 57.7 -3 858 No stop 02 30 15 --- 04 13 39 20.5 267.2 4.7 57.7 42 863 02 29 31 02 30 15 J2327+0940 04 13 39 20.9 268.1 4.8 58.0 -3 863 No stop 02 31 00 =2325+093 04 14 24 20.8 268.2 4.8 58.0 42 869 02 30 16 02 31 00 NGC7674 04 14 24 20.4 267.3 4.8 57.7 -3 869 No stop 02 31 45 --- 04 15 09 20.2 267.4 4.8 57.7 42 875 02 31 01 02 31 45 J2327+0940 04 15 09 20.6 268.3 4.8 58.0 -3 875 No stop 02 32 30 =2325+093 04 15 55 20.5 268.4 4.8 58.0 42 881 02 31 46 02 32 30 J2329+0834 04 15 55 20.2 267.2 4.8 57.6 -3 881 No stop 02 33 15 =2326+082 04 16 40 20.0 267.3 4.8 57.6 42 887 02 32 31 02 33 15 J2327+0940 04 16 40 20.3 268.5 4.8 58.0 -3 887 No stop 02 33 45 =2325+093 04 17 10 20.2 268.5 4.8 58.0 27 890 02 33 16 02 33 45 NGC7674 04 17 10 19.8 267.7 4.8 57.7 -3 890 No stop 02 34 30 --- 04 17 55 19.7 267.8 4.8 57.7 42 896 02 33 46 02 34 30 J2327+0940 04 17 55 20.0 268.7 4.8 58.0 -3 896 No stop 02 35 15 =2325+093 04 18 40 19.9 268.8 4.8 58.0 42 902 02 34 31 02 35 15 NGC7674 04 18 40 19.5 267.9 4.8 57.7 -3 902 No stop 02 36 00 --- 04 19 25 19.3 268.0 4.8 57.7 42 908 02 35 16 02 36 00 J2327+0940 04 19 25 19.7 268.9 4.8 58.0 -3 908 No stop 02 36 30 =2325+093 04 19 55 19.6 268.9 4.9 58.0 27 912 02 36 01 02 36 30 NGC7674 04 19 55 19.2 268.1 4.9 57.7 -3 912 No stop 02 37 15 --- 04 20 40 19.1 268.2 4.9 57.7 42 917 02 36 31 02 37 15 J2327+0940 04 20 40 19.5 269.0 4.9 58.0 -3 917 No stop 02 38 00 =2325+093 04 21 25 19.3 269.1 4.9 58.0 42 923 02 37 16 Schedule for KVNTN (Code Kt ) Page 13 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 02 38 00 NGC7674 04 21 25 18.9 268.3 4.9 57.7 -3 923 No stop 02 38 45 --- 04 22 11 18.8 268.4 4.9 57.7 42 929 02 38 01 02 39 25 J2327+0940 04 22 51 19.0 269.3 4.9 58.0 37 929 02 39 25 02 39 55 =2325+093 04 23 21 18.9 269.4 4.9 58.0 30 933 02 39 26 02 39 55 NGC7674 04 23 21 18.5 268.6 4.9 57.8 -3 933 No stop 02 40 40 --- 04 24 06 18.4 268.7 4.9 57.8 42 938 02 39 56 02 40 40 J2327+0940 04 24 06 18.8 269.5 4.9 58.0 -3 938 No stop 02 41 25 =2325+093 04 24 51 18.6 269.6 4.9 58.0 42 944 02 40 41 02 41 25 NGC7674 04 24 51 18.2 268.8 4.9 57.8 -3 944 No stop 02 42 10 --- 04 25 36 18.0 268.9 4.9 57.8 42 950 02 41 26 02 42 10 J2327+0940 04 25 36 18.4 269.7 5.0 58.0 -3 950 No stop 02 42 55 =2325+093 04 26 21 18.3 269.8 5.0 58.0 42 956 02 42 11 02 42 55 J2329+0834 04 26 21 18.0 268.6 4.9 57.7 -3 956 No stop 02 43 40 =2326+082 04 27 06 17.9 268.7 5.0 57.7 42 962 02 42 56 02 43 40 J2327+0940 04 27 06 18.1 269.9 5.0 58.0 -3 962 No stop 02 44 10 =2325+093 04 27 37 18.0 270.0 5.0 58.0 27 965 02 43 41 02 44 10 NGC7674 04 27 37 17.6 269.1 5.0 57.8 -3 965 No stop 02 44 55 --- 04 28 22 17.5 269.2 5.0 57.8 42 971 02 44 11 02 44 55 J2327+0940 04 28 22 17.9 270.1 5.0 58.0 -3 971 No stop 02 45 40 =2325+093 04 29 07 17.7 270.2 5.0 58.0 42 977 02 44 56 02 45 40 NGC7674 04 29 07 17.3 269.4 5.0 57.8 -3 977 No stop 02 46 25 --- 04 29 52 17.2 269.5 5.0 57.8 42 983 02 45 41 02 46 25 J2327+0940 04 29 52 17.5 270.3 5.0 58.0 -3 983 No stop 02 46 55 =2325+093 04 30 22 17.4 270.4 5.0 58.0 27 987 02 46 26 02 46 55 NGC7674 04 30 22 17.1 269.5 5.0 57.8 -3 987 No stop 02 47 40 --- 04 31 07 16.9 269.6 5.0 57.8 42 992 02 46 56 02 47 40 J2327+0940 04 31 07 17.3 270.5 5.0 58.0 -3 992 No stop 02 48 25 =2325+093 04 31 52 17.1 270.6 5.1 58.0 42 998 02 47 41 02 48 25 NGC7674 04 31 52 16.7 269.7 5.1 57.8 -3 998 No stop 02 49 10 --- 04 32 37 16.6 269.8 5.1 57.8 42 1004 02 48 26 Schedule for KVNTN (Code Kt ) Page 14 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 02 49 50 J2327+0940 04 33 17 16.8 270.8 5.1 58.0 37 1004 02 49 50 02 50 20 =2325+093 04 33 48 16.7 270.8 5.1 58.0 30 1008 02 49 51 02 50 20 NGC7674 04 33 48 16.3 270.0 5.1 57.8 -3 1008 No stop 02 51 05 --- 04 34 33 16.2 270.1 5.1 57.8 42 1013 02 50 21 02 51 05 J2327+0940 04 34 33 16.6 270.9 5.1 58.0 -3 1013 No stop 02 51 50 =2325+093 04 35 18 16.4 271.0 5.1 58.0 42 1019 02 51 06 02 51 50 NGC7674 04 35 18 16.0 270.2 5.1 57.8 -3 1019 No stop 02 52 35 --- 04 36 03 15.9 270.3 5.1 57.8 42 1025 02 51 51 02 52 35 J2327+0940 04 36 03 16.3 271.1 5.1 58.0 -3 1025 No stop 02 53 20 =2325+093 04 36 48 16.1 271.2 5.1 58.0 42 1031 02 52 36 02 53 20 J2329+0834 04 36 48 15.8 270.1 5.1 57.7 -3 1031 No stop 02 54 05 =2326+082 04 37 33 15.7 270.2 5.1 57.7 42 1037 02 53 21 02 54 05 J2327+0940 04 37 33 15.9 271.3 5.2 58.0 -3 1037 No stop 02 54 35 =2325+093 04 38 03 15.8 271.4 5.2 58.0 27 1040 02 54 06 02 54 35 NGC7674 04 38 03 15.4 270.6 5.2 57.8 -3 1040 No stop 02 55 20 --- 04 38 48 15.3 270.7 5.2 57.8 42 1046 02 54 36 02 55 20 J2327+0940 04 38 48 15.7 271.5 5.2 58.0 -3 1046 No stop 02 56 05 =2325+093 04 39 33 15.5 271.6 5.2 58.0 42 1052 02 55 21 02 56 05 NGC7674 04 39 33 15.1 270.8 5.2 57.8 -3 1052 No stop 02 56 50 --- 04 40 19 15.0 270.9 5.2 57.8 42 1058 02 56 06 02 56 50 J2327+0940 04 40 19 15.4 271.7 5.2 58.0 -3 1058 No stop 02 57 20 =2325+093 04 40 49 15.3 271.8 5.2 58.0 27 1062 02 56 51 02 57 20 NGC7674 04 40 49 14.9 271.0 5.2 57.8 -3 1062 No stop 02 58 05 --- 04 41 34 14.7 271.1 5.2 57.8 42 1067 02 57 21 02 58 05 J2327+0940 04 41 34 15.1 271.9 5.2 58.0 -3 1067 No stop 02 58 50 =2325+093 04 42 19 14.9 272.0 5.2 58.0 42 1073 02 58 06 02 58 50 NGC7674 04 42 19 14.6 271.2 5.2 57.8 -3 1073 No stop 02 59 35 --- 04 43 04 14.4 271.3 5.2 57.8 42 1079 02 58 51 03 00 15 J2327+0940 04 43 44 14.7 272.2 5.3 58.0 37 1079 03 00 15 03 00 45 =2325+093 04 44 14 14.5 272.3 5.3 57.9 30 1083 03 00 16 Schedule for KVNTN (Code Kt ) Page 15 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 03 00 45 NGC7674 04 44 14 14.2 271.4 5.3 57.8 -3 1083 No stop 03 01 30 --- 04 44 59 14.0 271.5 5.3 57.8 42 1088 03 00 46 03 01 30 J2327+0940 04 44 59 14.4 272.4 5.3 57.9 -3 1088 No stop 03 02 15 =2325+093 04 45 44 14.2 272.5 5.3 57.9 42 1094 03 01 31 03 02 15 NGC7674 04 45 44 13.8 271.6 5.3 57.7 -3 1094 No stop 03 03 00 --- 04 46 30 13.7 271.7 5.3 57.7 42 1100 03 02 16 03 03 00 J2327+0940 04 46 30 14.1 272.6 5.3 57.9 -3 1100 No stop 03 03 45 =2325+093 04 47 15 13.9 272.7 5.3 57.9 42 1106 03 03 01 03 03 45 J2329+0834 04 47 15 13.7 271.5 5.3 57.7 -3 1106 No stop 03 04 30 =2326+082 04 48 00 13.5 271.6 5.3 57.7 42 1112 03 03 46 03 04 30 J2327+0940 04 48 00 13.8 272.8 5.3 57.9 -3 1112 No stop 03 05 00 =2325+093 04 48 30 13.7 272.8 5.3 57.9 27 1115 03 04 31 03 05 00 NGC7674 04 48 30 13.3 272.0 5.3 57.7 -3 1115 No stop 03 05 45 --- 04 49 15 13.1 272.1 5.3 57.7 42 1121 03 05 01 03 05 45 J2327+0940 04 49 15 13.5 272.9 5.3 57.9 -3 1121 No stop 03 06 30 =2325+093 04 50 00 13.3 273.0 5.4 57.9 42 1127 03 05 46 03 06 30 NGC7674 04 50 00 12.9 272.2 5.4 57.7 -3 1127 No stop 03 07 15 --- 04 50 45 12.8 272.3 5.4 57.7 42 1133 03 06 31 03 07 15 J2327+0940 04 50 45 13.2 273.1 5.4 57.9 -3 1133 No stop 03 07 45 =2325+093 04 51 15 13.1 273.2 5.4 57.9 27 1137 03 07 16 03 07 45 NGC7674 04 51 15 12.7 272.4 5.4 57.7 -3 1137 No stop 03 08 30 --- 04 52 00 12.5 272.5 5.4 57.7 42 1142 03 07 46 03 08 30 J2327+0940 04 52 00 12.9 273.3 5.4 57.9 -3 1142 No stop 03 09 15 =2325+093 04 52 46 12.8 273.4 5.4 57.9 42 1148 03 08 31 03 09 15 NGC7674 04 52 46 12.4 272.6 5.4 57.7 -3 1148 No stop 03 10 00 --- 04 53 31 12.2 272.7 5.4 57.7 42 1154 03 09 16 03 10 40 J2327+0940 04 54 11 12.5 273.6 5.4 57.8 37 1154 03 10 40 03 11 10 =2325+093 04 54 41 12.4 273.7 5.4 57.8 30 1158 03 10 41 03 11 10 NGC7674 04 54 41 12.0 272.8 5.4 57.7 -3 1158 No stop 03 11 55 --- 04 55 26 11.8 272.9 5.4 57.7 42 1163 03 11 11 Schedule for KVNTN (Code Kt ) Page 16 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 03 11 55 J2327+0940 04 55 26 12.2 273.8 5.4 57.8 -3 1163 No stop 03 12 40 =2325+093 04 56 11 12.1 273.9 5.5 57.8 42 1169 03 11 56 03 12 40 NGC7674 04 56 11 11.7 273.0 5.5 57.7 -3 1169 No stop 03 13 25 --- 04 56 56 11.5 273.1 5.5 57.6 42 1175 03 12 41 03 13 25 J2327+0940 04 56 56 11.9 274.0 5.5 57.8 -3 1175 No stop 03 14 10 =2325+093 04 57 41 11.7 274.1 5.5 57.8 42 1181 03 13 26 03 14 10 J2329+0834 04 57 41 11.5 272.9 5.5 57.6 -3 1181 No stop 03 14 55 =2326+082 04 58 27 11.3 273.0 5.5 57.6 42 1187 03 14 11 03 14 55 J2327+0940 04 58 27 11.6 274.2 5.5 57.8 -3 1187 No stop 03 15 25 =2325+093 04 58 57 11.5 274.2 5.5 57.8 27 1190 03 14 56 03 15 25 NGC7674 04 58 57 11.1 273.4 5.5 57.6 -3 1190 No stop 03 16 10 --- 04 59 42 10.9 273.5 5.5 57.6 42 1196 03 15 26 03 16 10 J2327+0940 04 59 42 11.3 274.3 5.5 57.8 -3 1196 No stop 03 16 55 =2325+093 05 00 27 11.2 274.4 5.5 57.7 42 1202 03 16 11 03 16 55 NGC7674 05 00 27 10.8 273.6 5.5 57.6 -3 1202 No stop 03 17 40 --- 05 01 12 10.6 273.7 5.5 57.6 42 1208 03 16 56 03 17 40 J2327+0940 05 01 12 11.0 274.5 5.5 57.7 -3 1208 No stop 03 18 10 =2325+093 05 01 42 10.9 274.6 5.6 57.7 27 1212 03 17 41 03 18 10 NGC7674 05 01 42 10.5 273.8 5.5 57.6 -3 1212 No stop 03 18 55 --- 05 02 27 10.4 273.9 5.6 57.6 42 1217 03 18 11 03 18 55 J2327+0940 05 02 27 10.7 274.7 5.6 57.7 -3 1217 No stop 03 19 40 =2325+093 05 03 12 10.6 274.8 5.6 57.7 42 1223 03 18 56 03 19 40 NGC7674 05 03 12 10.2 274.0 5.6 57.6 -3 1223 No stop 03 20 25 --- 05 03 57 10.0 274.1 5.6 57.6 42 1229 03 19 41 03 21 05 J2327+0940 05 04 38 10.3 275.0 5.6 57.7 37 1229 03 21 05 03 21 35 =2325+093 05 05 08 10.2 275.1 5.6 57.7 30 1233 03 21 06 03 21 35 NGC7674 05 05 08 9.8 274.2 5.6 57.5 -3 1233 No stop 03 22 20 --- 05 05 53 9.6 274.3 5.6 57.5 42 1238 03 21 36 03 22 20 J2327+0940 05 05 53 10.0 275.2 5.6 57.6 -3 1238 No stop 03 23 05 =2325+093 05 06 38 9.9 275.3 5.6 57.6 42 1244 03 22 21 Schedule for KVNTN (Code Kt ) Page 17 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 03 23 05 NGC7674 05 06 38 9.5 274.4 5.6 57.5 -3 1244 No stop 03 23 50 --- 05 07 23 9.3 274.5 5.6 57.5 42 1250 03 23 06 03 23 50 J2327+0940 05 07 23 9.7 275.4 5.6 57.6 -3 1250 No stop 03 24 35 =2325+093 05 08 08 9.6 275.5 5.7 57.6 42 1256 03 23 51 03 24 35 J2329+0834 05 08 08 9.3 274.3 5.6 57.5 -3 1256 No stop 03 25 20 =2326+082 05 08 53 9.1 274.4 5.6 57.5 42 1262 03 24 36 03 25 20 J2327+0940 05 08 53 9.4 275.6 5.7 57.6 -3 1262 No stop 03 25 50 =2325+093 05 09 23 9.3 275.6 5.7 57.6 27 1265 03 25 21 03 25 50 NGC7674 05 09 23 8.9 274.8 5.7 57.5 -3 1265 No stop 03 26 35 --- 05 10 08 8.7 274.9 5.7 57.5 42 1271 03 25 51 03 26 35 J2327+0940 05 10 08 9.1 275.7 5.7 57.6 -3 1271 No stop 03 27 20 =2325+093 05 10 54 9.0 275.8 5.7 57.5 42 1277 03 26 36 03 27 20 NGC7674 05 10 54 8.6 275.0 5.7 57.4 -3 1277 No stop 03 28 05 --- 05 11 39 8.4 275.1 5.7 57.4 42 1283 03 27 21 03 28 05 J2327+0940 05 11 39 8.8 275.9 5.7 57.5 -3 1283 No stop 03 28 35 =2325+093 05 12 09 8.7 276.0 5.7 57.5 27 1287 03 28 06 03 28 35 NGC7674 05 12 09 8.3 275.2 5.7 57.4 -3 1287 No stop 03 29 20 --- 05 12 54 8.2 275.3 5.7 57.4 42 1292 03 28 36 03 29 20 J2327+0940 05 12 54 8.6 276.1 5.7 57.5 -3 1292 No stop 03 30 05 =2325+093 05 13 39 8.4 276.2 5.8 57.5 42 1298 03 29 21 03 30 05 NGC7674 05 13 39 8.0 275.4 5.7 57.4 -3 1298 No stop 03 30 50 --- 05 14 24 7.9 275.5 5.8 57.4 42 1304 03 30 06 03 31 30 J2327+0940 05 15 04 8.1 276.4 5.8 57.5 37 1304 03 31 30 03 32 00 =2325+093 05 15 34 8.0 276.5 5.8 57.4 30 1308 03 31 31 03 32 00 NGC7674 05 15 34 7.6 275.6 5.8 57.3 -3 1308 No stop 03 32 45 --- 05 16 19 7.5 275.8 5.8 57.3 42 1313 03 32 01 03 32 45 J2327+0940 05 16 19 7.9 276.6 5.8 57.4 -3 1313 No stop 03 33 30 =2325+093 05 17 05 7.7 276.7 5.8 57.4 42 1319 03 32 46 03 33 30 NGC7674 05 17 05 7.3 275.9 5.8 57.3 -3 1319 No stop 03 34 15 --- 05 17 50 7.2 276.0 5.8 57.3 42 1325 03 33 31 Schedule for KVNTN (Code Kt ) Page 18 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 03 34 15 J2327+0940 05 17 50 7.6 276.8 5.8 57.4 -3 1325 No stop 03 35 00 =2325+093 05 18 35 7.4 276.9 5.8 57.4 42 1331 03 34 16 03 35 00 J2329+0834 05 18 35 7.1 275.7 5.8 57.3 -3 1331 No stop 03 35 45 =2326+082 05 19 20 7.0 275.8 5.8 57.3 42 1337 03 35 01 03 35 45 J2327+0940 05 19 20 7.2 277.0 5.8 57.3 -3 1337 No stop 03 36 15 =2325+093 05 19 50 7.1 277.0 5.9 57.3 27 1340 03 35 46 03 36 15 NGC7674 05 19 50 6.7 276.2 5.8 57.3 -3 1340 No stop 03 37 00 --- 05 20 35 6.6 276.3 5.9 57.2 42 1346 03 36 16 03 37 00 J2327+0940 05 20 35 7.0 277.1 5.9 57.3 -3 1346 No stop 03 37 45 =2325+093 05 21 20 6.8 277.2 5.9 57.3 42 1352 03 37 01 03 37 45 NGC7674 05 21 20 6.4 276.4 5.9 57.2 -3 1352 No stop 03 38 30 --- 05 22 05 6.3 276.5 5.9 57.2 42 1358 03 37 46 03 38 30 J2327+0940 05 22 05 6.7 277.3 5.9 57.3 -3 1358 No stop 03 39 00 =2325+093 05 22 36 6.6 277.4 5.9 57.3 27 1362 03 38 31 03 39 00 NGC7674 05 22 36 6.2 276.6 5.9 57.2 -3 1362 No stop 03 39 45 --- 05 23 21 6.0 276.7 5.9 57.2 42 1367 03 39 01 03 39 45 J2327+0940 05 23 21 6.4 277.5 5.9 57.2 -3 1367 No stop 03 40 30 =2325+093 05 24 06 6.3 277.6 5.9 57.2 42 1373 03 39 46 03 40 30 NGC7674 05 24 06 5.8 276.8 5.9 57.2 -3 1373 No stop 03 41 15 --- 05 24 51 5.7 276.9 5.9 57.1 42 1379 03 40 31 03 41 55 J2327+0940 05 25 31 6.0 277.8 6.0 57.2 37 1379 03 41 55 03 42 25 =2325+093 05 26 01 5.9 277.9 6.0 57.2 30 1383 03 41 56 03 42 25 NGC7674 05 26 01 5.4 277.1 6.0 57.1 -3 1383 No stop 03 43 10 --- 05 26 46 5.3 277.2 6.0 57.1 42 1388 03 42 26 03 43 10 J2327+0940 05 26 46 5.7 278.0 6.0 57.1 -3 1388 No stop 03 43 55 =2325+093 05 27 31 5.5 278.1 6.0 57.1 42 1394 03 43 11 03 43 55 NGC7674 05 27 31 5.1 277.3 6.0 57.1 -3 1394 No stop 03 44 40 --- 05 28 16 5.0 277.4 6.0 D 57.0 0 1400 03 43 56 03 44 40 J2327+0940 05 28 16 5.4 278.2 6.0 57.1 -3 1400 No stop 03 45 25 =2325+093 05 29 02 5.2 278.3 6.0 57.1 42 1406 03 44 41 Schedule for KVNTN (Code Kt ) Page 19 A sub-pc-separation SMBH binary in NGC7674? 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 ---------------------------------------------------------------------------------------- --- Mon 11 Jun 2018 Day 162 --- 03 46 10 J2327+0940 05 29 47 5.1 278.4 6.0 57.1 43 1406 03 46 10 03 46 40 =2325+093 05 30 17 5.0 278.4 6.0 D 57.0 0 1410 03 46 11 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess218.K1024 --- 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: 16 Station: KVNTN Total bit rate: 1024 Format: MARK5B Bits per sample: 2 Sample rate: 32.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 13250.00 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 = 2 1 2 1 2 1 2 1 2 1 2 1 2 1 2 1 BBC SB= L L U U L L U U L L U U L L U U IF = D C D C D C D C D C D C D C D C The following frequency sets based on these setups were used. Frequency Set: 14 Setup file default. Used with PCAL = off LO sum= 22187.49 22187.49 22187.49 22187.49 22219.49 22219.49 22219.49 22219.49 22251.49 22251.49 22251.49 22251.49 22283.49 22283.49 22283.49 22283.49 BBC fr= 8937.49 8937.49 8937.49 8937.49 8969.49 8969.49 8969.49 8969.49 9001.49 9001.49 9001.49 9001.49 9033.49 9033.49 9033.49 9033.49 Bandwd= 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 16.00 Matching frequency sets: 14 15 16 Track assignments are: track1= 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * NGC7674 23 25 24.398602 * 23 27 56.700600 23 28 52.031054 0.00 08 30 12.67531 * 08 46 44.21200 08 52 40.92826 0.00 From catalog imbedded in main SCHED input file. Target source with two extended components, From Kharb and Derritt 2017 2325+093 23 25 01.451390 * 23 27 33.580572 23 28 28.859652 0.12 * J2327+0940 09 23 38.17562 * 09 40 09.46273 09 46 05.79965 0.11 From catalog imbedded in main SCHED input file. rfc_2015a Petrov, 2015, unpublished. 440 observations 2326+082 23 26 33.399694 * 23 29 05.786735 23 30 01.139596 0.21 * J2329+0834 08 17 43.59943 * 08 34 15.85376 08 40 12.85753 0.44 From catalog imbedded in main SCHED input file. rfc_2015a Petrov, 2015, unpublished. 135 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 NGC7674 sess218.K1024 1 2 3 4 5 6 7 8 9 13 14 3.150 186.810 J2327+0940 sess218.K1024 1 2 3 4 5 6 7 8 9 13 14 3.333 204.605 J2329+0834 sess218.K1024 1 2 3 4 5 6 7 8 9 13 14 0.525 29.587 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) NGC7674 83.9 J2327+0940 83.7 J2329+0834 83.7 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