COVER INFORMATION Station: VLBA_OV (Code Ov ) Experiment: Resolving extreme star formation and AGN activity in a high redshift qua Exp. Code: gm076 Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: John McKean Address: ASTRON Postbus 2 7990 AA, Dwingeloo the Netherlands Phone: +31 521 595 780 EMAIL: mckean@astron.nl Fax: +31 521 595 101 Phone during observation: +31 624 328 991 Observing mode: 18cm 1024-8-2 Notes: Schedule for VLBA_OV (Code Ov ) Page 2 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- Next scan frequencies: 1594.00 1594.00 1626.00 1626.00 1658.00 1658.00 1690.00 1690.00 Next BBC frequencies: 806.00 806.00 774.00 774.00 742.00 742.00 710.00 710.00 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 14 30 30 J0827+5217 23 26 28 7.4 25.5 -9.0 H -34.1 0 0 14 30 30 14 32 00 =0824+524 23 27 58 7.5 25.7 -9.0 H -34.4 0 12 14 30 31 14 32 00 APM08279+525 23 27 58 7.6 25.0 -9.1 H -33.7 -8 12 14 32 08 14 35 30 --- 23 31 29 7.9 25.4 -9.0 H -34.3 0 38 14 32 01 14 36 00 J0827+5217 23 31 59 7.9 26.2 -9.0 H -35.1 22 38 14 36 00 14 37 30 =0824+524 23 33 29 8.0 26.4 -8.9 H -35.3 0 49 14 36 01 14 37 30 APM08279+525 23 33 29 8.1 25.7 -9.0 H -34.7 -8 49 14 37 38 14 41 00 --- 23 37 00 8.4 26.1 -8.9 H -35.3 0 75 14 37 31 14 41 00 J0827+5217 23 37 00 8.3 26.9 -8.9 H -36.0 -8 75 14 41 08 14 42 30 =0824+524 23 38 30 8.5 27.1 -8.8 H -36.2 0 86 14 41 01 14 42 30 APM08279+525 23 38 30 8.5 26.3 -8.9 H -35.6 -8 86 14 42 38 14 46 00 --- 23 42 01 8.8 26.7 -8.9 H -36.2 0 112 14 42 31 14 46 30 J0827+5217 23 42 31 8.8 27.6 -8.8 H -37.0 22 112 14 46 30 14 48 00 =0824+524 23 44 01 9.0 27.7 -8.8 H -37.2 0 123 14 46 31 14 48 00 APM08279+525 23 44 01 9.0 27.0 -8.8 H -36.6 -8 123 14 48 08 14 51 30 --- 23 47 31 9.3 27.4 -8.8 H -37.2 0 149 14 48 01 14 51 30 J0827+5217 23 47 31 9.3 28.2 -8.7 H -37.9 -8 149 14 51 38 14 53 00 =0824+524 23 49 02 9.4 28.4 -8.7 H -38.1 0 160 14 51 31 14 53 00 APM08279+525 23 49 02 9.5 27.6 -8.7 H -37.5 -8 160 14 53 08 14 56 30 --- 23 52 32 9.8 28.0 -8.7 H -38.1 0 186 14 53 01 14 57 00 J0827+5217 23 53 02 9.8 28.8 -8.6 H -38.8 22 186 14 57 00 14 58 30 =0824+524 23 54 33 10.0 29.0 -8.6 H -39.1 0 198 14 57 01 14 58 30 APM08279+525 23 54 33 10.0 28.3 -8.6 H -38.5 -8 198 14 58 38 15 02 00 --- 23 58 03 10.3 28.7 -8.6 H -39.1 0 224 14 58 31 15 02 00 J0827+5217 23 58 03 10.3 29.4 -8.5 H -39.7 -8 224 15 02 08 15 03 30 =0824+524 23 59 33 10.5 29.6 -8.5 H -40.0 0 234 15 02 01 15 03 30 APM08279+525 23 59 33 10.4 28.9 -8.6 H -39.4 -8 234 15 03 38 15 07 00 --- 00 03 04 10.8 29.3 -8.5 H -40.0 0 260 15 03 31 Schedule for VLBA_OV (Code Ov ) Page 3 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 15 07 30 J0827+5217 00 03 34 10.9 30.1 -8.4 H -40.7 22 260 15 07 30 15 09 00 =0824+524 00 05 04 11.0 30.3 -8.4 H -41.0 0 272 15 07 31 15 09 00 APM08279+525 00 05 04 11.0 29.5 -8.5 H -40.3 -8 272 15 09 08 15 12 30 --- 00 08 35 11.3 29.9 -8.4 H -41.0 0 298 15 09 01 15 12 30 J0827+5217 00 08 35 11.4 30.7 -8.3 H -41.6 -8 298 15 12 38 15 14 00 =0824+524 00 10 05 11.5 30.9 -8.3 H -41.8 0 308 15 12 31 15 14 00 APM08279+525 00 10 05 11.5 30.1 -8.4 H -41.2 -8 308 15 14 08 15 17 30 --- 00 13 36 11.8 30.5 -8.3 H -41.8 0 334 15 14 01 15 18 00 J0827+5217 00 14 06 11.9 31.3 -8.3 H -42.5 22 334 15 18 00 15 19 30 =0824+524 00 15 36 12.1 31.5 -8.2 H -42.8 0 346 15 18 01 15 19 30 APM08279+525 00 15 36 12.0 30.8 -8.3 H -42.2 -8 346 15 19 38 15 23 00 --- 00 19 07 12.4 31.2 -8.2 -42.8 0 372 15 19 31 15 23 00 J0827+5217 00 19 07 12.5 31.9 -8.2 -43.4 -8 372 15 23 08 15 24 30 =0824+524 00 20 37 12.6 32.1 -8.1 -43.7 82 383 15 23 01 15 24 30 APM08279+525 00 20 37 12.5 31.3 -8.2 -43.1 -8 383 15 24 38 15 28 00 --- 00 24 07 12.9 31.7 -8.2 -43.7 202 409 15 24 31 15 28 30 J0827+5217 00 24 38 13.0 32.5 -8.1 -44.3 22 409 15 28 30 15 30 00 =0824+524 00 26 08 13.2 32.7 -8.1 -44.6 90 420 15 28 31 15 30 00 APM08279+525 00 26 08 13.1 31.9 -8.1 -44.0 -8 420 15 30 08 15 33 30 --- 00 29 38 13.5 32.3 -8.1 -44.6 202 446 15 30 01 15 33 30 J0827+5217 00 29 38 13.6 33.1 -8.0 -45.2 -8 446 15 33 38 15 35 00 =0824+524 00 31 09 13.7 33.3 -8.0 -45.5 82 457 15 33 31 15 35 00 APM08279+525 00 31 09 13.7 32.5 -8.0 -44.9 -8 457 15 35 08 15 38 30 --- 00 34 39 14.0 32.9 -8.0 -45.5 202 483 15 35 01 15 39 00 J0827+5217 00 35 09 14.2 33.7 -7.9 -46.2 22 483 15 39 00 15 40 30 =0824+524 00 36 39 14.4 33.9 -7.9 -46.4 90 494 15 39 01 15 40 30 APM08279+525 00 36 39 14.2 33.1 -7.9 -45.8 -8 494 15 40 38 15 44 00 --- 00 40 10 14.6 33.5 -7.9 -46.4 202 520 15 40 31 15 44 00 J0827+5217 00 40 10 14.7 34.2 -7.8 -47.0 -8 520 15 44 08 15 45 30 =0824+524 00 41 40 14.9 34.4 -7.8 -47.3 82 531 15 44 01 Schedule for VLBA_OV (Code Ov ) Page 4 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 15 45 30 APM08279+525 00 41 40 14.8 33.7 -7.9 -46.7 -8 531 15 45 38 15 49 00 --- 00 45 11 15.2 34.0 -7.8 -47.3 202 557 15 45 31 15 49 30 J0827+5217 00 45 41 15.4 34.8 -7.7 -47.9 22 557 15 49 30 15 51 00 =0824+524 00 47 11 15.5 35.0 -7.7 -48.2 90 569 15 49 31 15 51 00 APM08279+525 00 47 11 15.4 34.2 -7.8 -47.6 -8 569 15 51 08 15 54 30 --- 00 50 42 15.8 34.6 -7.7 -48.2 202 595 15 51 01 15 54 30 J0827+5217 00 50 42 15.9 35.4 -7.6 -48.8 -8 595 15 54 38 15 56 00 =0824+524 00 52 12 16.1 35.5 -7.6 -49.0 82 605 15 54 31 15 56 00 APM08279+525 00 52 12 16.0 34.8 -7.7 -48.5 -8 605 15 56 08 15 59 30 --- 00 55 43 16.4 35.1 -7.6 -49.1 202 631 15 56 01 16 00 00 J0827+5217 00 56 13 16.6 35.9 -7.6 -49.7 22 631 16 00 00 16 01 30 =0824+524 00 57 43 16.8 36.1 -7.5 -50.0 90 643 16 00 01 16 01 30 APM08279+525 00 57 43 16.6 35.3 -7.6 -49.4 -8 643 16 01 38 16 05 00 --- 01 01 14 17.0 35.7 -7.5 -50.0 202 669 16 01 31 16 05 00 J0827+5217 01 01 14 17.2 36.5 -7.5 -50.6 -8 669 16 05 08 16 06 30 =0824+524 01 02 44 17.3 36.6 -7.4 -50.8 82 679 16 05 01 16 06 30 APM08279+525 01 02 44 17.2 35.9 -7.5 -50.3 -8 679 16 06 38 16 10 00 --- 01 06 14 17.6 36.2 -7.5 -50.9 202 705 16 06 31 16 10 30 J0827+5217 01 06 44 17.8 37.0 -7.4 -51.5 22 705 16 10 30 16 12 00 =0824+524 01 08 15 18.0 37.2 -7.4 -51.7 90 717 16 10 31 16 12 00 APM08279+525 01 08 15 17.8 36.4 -7.4 -51.2 -8 717 16 12 08 16 15 30 --- 01 11 45 18.3 36.8 -7.4 -51.8 202 743 16 12 01 16 15 30 J0827+5217 01 11 45 18.4 37.5 -7.3 -52.3 -8 743 16 15 38 16 17 00 =0824+524 01 13 15 18.6 37.7 -7.3 -52.6 82 754 16 15 31 16 17 00 APM08279+525 01 13 15 18.4 36.9 -7.3 -52.1 -8 754 16 17 08 16 20 30 --- 01 16 46 18.9 37.2 -7.3 -52.6 202 780 16 17 01 16 21 00 J0827+5217 01 17 16 19.1 38.0 -7.2 -53.2 22 780 16 21 00 16 22 30 =0824+524 01 18 46 19.3 38.2 -7.2 -53.5 90 791 16 21 01 16 22 30 APM08279+525 01 18 46 19.1 37.4 -7.2 -53.0 -8 791 16 22 38 16 26 00 --- 01 22 17 19.5 37.8 -7.2 -53.6 202 817 16 22 31 Schedule for VLBA_OV (Code Ov ) Page 5 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 16 26 00 J0827+5217 01 22 17 19.7 38.5 -7.1 -54.1 -8 817 16 26 08 16 27 30 =0824+524 01 23 47 19.9 38.7 -7.1 -54.3 82 828 16 26 01 16 32 30 4C39.25 01 28 48 4.1 42.5 -8.0 H -43.8 258 828 16 32 30 16 37 30 --- 01 33 49 4.8 43.2 -7.9 H -44.5 0 866 16 32 31 16 42 30 J0827+5217 01 38 50 21.8 40.1 -6.8 -56.8 258 866 16 42 30 16 44 30 =0824+524 01 40 50 22.1 40.2 -6.8 -57.1 120 882 16 42 31 16 44 30 APM08279+525 01 40 50 21.8 39.5 -6.9 -56.7 -8 882 16 44 38 16 48 00 --- 01 44 21 22.3 39.8 -6.8 -57.2 202 908 16 44 31 16 48 30 J0827+5217 01 44 51 22.6 40.6 -6.7 -57.8 22 908 16 48 30 16 50 00 =0824+524 01 46 21 22.8 40.7 -6.7 -58.0 90 920 16 48 31 16 50 00 APM08279+525 01 46 21 22.5 40.0 -6.8 -57.6 -8 920 16 50 08 16 53 30 --- 01 49 51 23.0 40.3 -6.7 -58.1 202 946 16 50 01 16 53 30 J0827+5217 01 49 51 23.2 41.0 -6.7 -58.6 -8 946 16 53 38 16 55 00 =0824+524 01 51 22 23.4 41.2 -6.6 -58.8 82 956 16 53 31 16 55 00 APM08279+525 01 51 22 23.2 40.4 -6.7 -58.4 -8 956 16 55 08 16 58 30 --- 01 54 52 23.6 40.7 -6.6 -59.0 202 982 16 55 01 16 59 00 J0827+5217 01 55 22 24.0 41.5 -6.6 -59.5 22 982 16 59 00 17 00 30 =0824+524 01 56 53 24.2 41.6 -6.5 -59.7 90 994 16 59 01 17 00 30 APM08279+525 01 56 53 23.9 40.9 -6.6 -59.3 -8 994 17 00 38 17 04 00 --- 02 00 23 24.3 41.2 -6.5 -59.9 202 1020 17 00 31 17 04 00 J0827+5217 02 00 23 24.6 41.9 -6.5 -60.3 -8 1020 17 04 08 17 05 30 =0824+524 02 01 53 24.8 42.1 -6.5 -60.6 82 1030 17 04 01 17 05 30 APM08279+525 02 01 53 24.5 41.3 -6.5 -60.1 -8 1030 17 05 38 17 09 00 --- 02 05 24 25.0 41.6 -6.5 -60.7 202 1056 17 05 31 17 09 30 J0827+5217 02 05 54 25.4 42.4 -6.4 -61.2 22 1056 17 09 30 17 11 00 =0824+524 02 07 24 25.6 42.5 -6.4 -61.5 90 1068 17 09 31 17 11 00 APM08279+525 02 07 24 25.3 41.8 -6.4 -61.0 -8 1068 17 11 08 17 14 30 --- 02 10 55 25.7 42.0 -6.4 -61.6 202 1094 17 11 01 17 14 30 J0827+5217 02 10 55 26.0 42.8 -6.3 -62.0 -8 1094 17 14 38 17 16 00 =0824+524 02 12 25 26.2 42.9 -6.3 -62.3 82 1104 17 14 31 Schedule for VLBA_OV (Code Ov ) Page 6 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 17 16 00 APM08279+525 02 12 25 25.9 42.2 -6.3 -61.9 -8 1104 17 16 08 17 19 30 --- 02 15 56 26.4 42.4 -6.3 -62.4 202 1131 17 16 01 17 20 00 J0827+5217 02 16 26 26.8 43.2 -6.2 -62.9 22 1131 17 20 00 17 21 30 =0824+524 02 17 56 27.0 43.3 -6.2 -63.2 90 1142 17 20 01 17 21 30 APM08279+525 02 17 56 26.7 42.6 -6.3 -62.8 -8 1142 17 21 38 17 25 00 --- 02 21 27 27.2 42.9 -6.2 -63.3 202 1168 17 21 31 17 25 00 J0827+5217 02 21 27 27.5 43.6 -6.1 -63.7 -8 1168 17 25 08 17 26 30 =0824+524 02 22 57 27.7 43.7 -6.1 -64.0 82 1179 17 25 01 17 26 30 APM08279+525 02 22 57 27.4 43.0 -6.2 -63.6 -8 1179 17 26 38 17 30 00 --- 02 26 27 27.8 43.3 -6.1 -64.2 202 1205 17 26 31 17 30 30 J0827+5217 02 26 58 28.2 44.0 -6.0 -64.6 22 1205 17 30 30 17 32 00 =0824+524 02 28 28 28.4 44.1 -6.0 -64.9 90 1216 17 30 31 17 32 00 APM08279+525 02 28 28 28.1 43.4 -6.1 -64.5 -8 1216 17 32 08 17 35 30 --- 02 31 58 28.6 43.7 -6.0 -65.1 202 1242 17 32 01 17 35 30 J0827+5217 02 31 58 28.9 44.4 -6.0 -65.5 -8 1242 17 35 38 17 37 00 =0824+524 02 33 29 29.1 44.5 -5.9 -65.7 82 1253 17 35 31 17 37 00 APM08279+525 02 33 29 28.8 43.8 -6.0 -65.3 -8 1253 17 37 08 17 40 30 --- 02 36 59 29.3 44.0 -5.9 -65.9 202 1279 17 37 01 17 41 00 J0827+5217 02 37 29 29.7 44.8 -5.9 -66.3 22 1279 17 41 00 17 42 30 =0824+524 02 39 00 29.9 44.9 -5.8 -66.6 90 1291 17 41 01 17 42 30 APM08279+525 02 39 00 29.6 44.2 -5.9 -66.2 -8 1291 17 42 38 17 46 00 --- 02 42 30 30.0 44.4 -5.8 -66.8 202 1317 17 42 31 17 46 00 J0827+5217 02 42 30 30.4 45.1 -5.8 -67.2 -8 1317 17 46 08 17 47 30 =0824+524 02 44 00 30.6 45.3 -5.8 -67.4 82 1327 17 46 01 17 47 30 APM08279+525 02 44 00 30.3 44.5 -5.8 -67.0 -8 1327 17 47 38 17 51 00 --- 02 47 31 30.7 44.7 -5.8 -67.6 202 1353 17 47 31 17 51 30 J0827+5217 02 48 01 31.2 45.5 -5.7 -68.1 22 1353 17 51 30 17 53 00 =0824+524 02 49 31 31.4 45.6 -5.7 -68.3 90 1365 17 51 31 17 53 00 APM08279+525 02 49 31 31.0 44.9 -5.7 -67.9 -8 1365 17 53 08 17 56 30 --- 02 53 02 31.5 45.1 -5.7 -68.5 202 1391 17 53 01 Schedule for VLBA_OV (Code Ov ) Page 7 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 17 56 30 J0827+5217 02 53 02 31.9 45.9 -5.6 -68.9 -8 1391 17 56 38 17 58 00 =0824+524 02 54 32 32.1 46.0 -5.6 -69.1 82 1401 17 56 31 17 58 00 APM08279+525 02 54 32 31.7 45.2 -5.6 -68.8 -8 1401 17 58 08 18 01 30 --- 02 58 03 32.2 45.4 -5.6 -69.3 202 1427 17 58 01 18 02 00 J0827+5217 02 58 33 32.7 46.2 -5.5 -69.8 22 1427 18 02 00 18 03 30 =0824+524 03 00 03 32.9 46.3 -5.5 -70.0 90 1439 18 02 01 18 03 30 APM08279+525 03 00 03 32.5 45.6 -5.6 -69.7 -8 1439 18 03 38 18 07 00 --- 03 03 34 33.0 45.8 -5.5 -70.3 202 1465 18 03 31 18 07 00 J0827+5217 03 03 34 33.4 46.5 -5.4 -70.6 -9 1465 18 07 09 18 08 30 =0824+524 03 05 04 33.6 46.6 -5.4 -70.9 81 1475 18 07 01 18 08 30 APM08279+525 03 05 04 33.2 45.9 -5.5 -70.5 -8 1475 18 08 38 18 12 00 --- 03 08 34 33.7 46.1 -5.4 -71.1 202 1501 18 08 31 18 12 30 J0827+5217 03 09 04 34.2 46.8 -5.3 -71.5 21 1501 18 12 30 18 14 00 =0824+524 03 10 35 34.4 46.9 -5.3 -71.8 90 1513 18 12 31 18 14 00 APM08279+525 03 10 35 34.0 46.2 -5.4 -71.4 -9 1513 18 14 09 18 17 30 --- 03 14 05 34.5 46.4 -5.3 -72.0 201 1539 18 14 01 18 17 30 J0827+5217 03 14 05 34.9 47.1 -5.3 -72.3 -9 1539 18 17 39 18 19 00 =0824+524 03 15 36 35.2 47.2 -5.2 -72.6 81 1549 18 17 31 18 19 00 APM08279+525 03 15 36 34.7 46.5 -5.3 -72.3 -9 1549 18 19 09 18 22 30 --- 03 19 06 35.2 46.7 -5.2 -72.8 201 1575 18 19 01 18 23 00 J0827+5217 03 19 36 35.7 47.4 -5.2 -73.3 21 1575 18 23 00 18 24 30 =0824+524 03 21 06 36.0 47.5 -5.1 -73.5 90 1587 18 23 01 18 24 30 APM08279+525 03 21 06 35.5 46.8 -5.2 -73.2 -9 1587 18 24 39 18 28 00 --- 03 24 37 36.0 47.0 -5.1 -73.8 201 1613 18 24 31 18 28 00 J0827+5217 03 24 37 36.5 47.7 -5.1 -74.1 -9 1613 18 28 09 18 29 30 =0824+524 03 26 07 36.7 47.8 -5.1 -74.3 81 1623 18 28 01 18 29 30 APM08279+525 03 26 07 36.3 47.0 -5.1 -74.0 -9 1623 18 29 39 18 33 00 --- 03 29 38 36.8 47.2 -5.1 -74.6 201 1649 18 29 31 18 33 30 J0827+5217 03 30 08 37.3 48.0 -5.0 -75.0 21 1649 18 33 30 18 35 00 =0824+524 03 31 38 37.5 48.1 -5.0 -75.3 90 1661 18 33 31 Schedule for VLBA_OV (Code Ov ) Page 8 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 18 35 00 APM08279+525 03 31 38 37.1 47.3 -5.0 -75.0 -9 1661 18 35 09 18 38 30 --- 03 35 09 37.6 47.5 -5.0 -75.5 201 1687 18 35 01 18 38 30 J0827+5217 03 35 09 38.0 48.2 -4.9 -75.8 -9 1687 18 38 39 18 40 00 =0824+524 03 36 39 38.3 48.3 -4.9 -76.1 81 1697 18 38 31 18 40 00 APM08279+525 03 36 39 37.8 47.6 -4.9 -75.8 -9 1697 18 40 09 18 43 30 --- 03 40 10 38.3 47.7 -4.9 -76.4 201 1723 18 40 01 18 44 00 J0827+5217 03 40 40 38.9 48.5 -4.8 -76.8 21 1723 18 44 00 18 45 30 =0824+524 03 42 10 39.1 48.6 -4.8 -77.0 90 1734 18 44 01 18 45 30 APM08279+525 03 42 10 38.6 47.8 -4.9 -76.7 -9 1734 18 45 39 18 49 00 --- 03 45 40 39.1 48.0 -4.8 -77.3 201 1760 18 45 31 18 49 00 J0827+5217 03 45 40 39.6 48.7 -4.7 -77.6 -9 1760 18 49 09 18 50 30 =0824+524 03 47 11 39.8 48.8 -4.7 -77.9 81 1771 18 49 01 18 50 30 APM08279+525 03 47 11 39.4 48.0 -4.8 -77.6 -9 1771 18 50 39 18 54 00 --- 03 50 41 39.9 48.2 -4.7 -78.2 201 1797 18 50 31 18 54 30 J0827+5217 03 51 11 40.4 48.9 -4.6 -78.6 21 1797 18 54 30 18 56 00 =0824+524 03 52 42 40.7 49.0 -4.6 -78.8 90 1808 18 54 31 18 56 00 APM08279+525 03 52 42 40.2 48.3 -4.7 -78.6 -9 1808 18 56 09 18 59 30 --- 03 56 12 40.7 48.4 -4.6 -79.2 201 1834 18 56 01 18 59 30 J0827+5217 03 56 12 41.2 49.1 -4.6 -79.4 -9 1834 18 59 39 19 01 00 =0824+524 03 57 42 41.4 49.2 -4.5 -79.7 81 1845 18 59 31 19 01 00 APM08279+525 03 57 42 40.9 48.5 -4.6 -79.4 -9 1845 19 01 09 19 04 30 --- 04 01 13 41.4 48.6 -4.5 -80.0 201 1870 19 01 01 19 05 00 J0827+5217 04 01 43 42.0 49.3 -4.5 -80.4 21 1870 19 05 00 19 06 30 =0824+524 04 03 13 42.2 49.4 -4.4 -80.7 90 1882 19 05 01 19 06 30 APM08279+525 04 03 13 41.7 48.6 -4.5 -80.4 -9 1882 19 06 39 19 10 00 --- 04 06 44 42.3 48.8 -4.4 -81.0 201 1908 19 06 31 19 10 00 J0827+5217 04 06 44 42.8 49.5 -4.4 -81.3 -9 1908 19 10 09 19 11 30 =0824+524 04 08 14 43.0 49.5 -4.4 -81.5 81 1918 19 10 01 19 11 30 APM08279+525 04 08 14 42.5 48.8 -4.4 -81.3 -9 1918 19 11 39 19 15 00 --- 04 11 45 43.0 48.9 -4.4 -81.9 201 1944 19 11 31 Schedule for VLBA_OV (Code Ov ) Page 9 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 19 15 30 J0827+5217 04 12 15 43.6 49.7 -4.3 -82.3 21 1944 19 15 30 19 17 00 =0824+524 04 13 45 43.8 49.7 -4.3 -82.5 90 1956 19 15 31 19 17 00 APM08279+525 04 13 45 43.3 49.0 -4.3 -82.3 -9 1956 19 17 09 19 20 30 --- 04 17 16 43.9 49.1 -4.3 -82.9 201 1982 19 17 01 19 20 30 J0827+5217 04 17 16 44.4 49.8 -4.2 -83.1 -9 1982 19 20 39 19 22 00 =0824+524 04 18 46 44.6 49.8 -4.2 -83.4 81 1992 19 20 31 19 22 00 APM08279+525 04 18 46 44.1 49.1 -4.2 -83.2 -9 1992 19 22 09 19 25 30 --- 04 22 16 44.6 49.2 -4.2 -83.8 201 2018 19 22 01 19 26 00 J0827+5217 04 22 47 45.2 49.9 -4.1 -84.1 21 2018 19 26 00 19 27 30 =0824+524 04 24 17 45.4 50.0 -4.1 -84.4 90 2030 19 26 01 19 27 30 APM08279+525 04 24 17 44.9 49.2 -4.1 -84.2 -9 2030 19 27 39 19 31 00 --- 04 27 47 45.4 49.3 -4.1 -84.8 201 2056 19 27 31 19 31 00 J0827+5217 04 27 47 46.0 50.0 -4.0 -85.1 -9 2056 19 31 09 19 32 30 =0824+524 04 29 18 46.2 50.1 -4.0 -85.3 81 2066 19 31 01 19 32 30 APM08279+525 04 29 18 45.7 49.3 -4.1 -85.1 -9 2066 19 32 39 19 36 00 --- 04 32 48 46.2 49.4 -4.0 -85.8 201 2092 19 32 31 19 36 30 J0827+5217 04 33 18 46.8 50.1 -3.9 -86.1 21 2092 19 36 30 19 38 00 =0824+524 04 34 48 47.0 50.1 -3.9 -86.4 90 2103 19 36 31 19 38 00 APM08279+525 04 34 48 46.5 49.4 -4.0 -86.1 -9 2103 19 38 09 19 41 30 --- 04 38 19 47.0 49.5 -3.9 -86.8 201 2129 19 38 01 19 41 30 J0827+5217 04 38 19 47.6 50.2 -3.9 -87.0 -9 2129 19 41 39 19 43 00 =0824+524 04 39 49 47.8 50.2 -3.8 -87.3 81 2140 19 41 31 19 43 00 APM08279+525 04 39 49 47.3 49.5 -3.9 -87.1 -9 2140 19 43 09 19 46 30 --- 04 43 20 47.8 49.5 -3.8 -87.8 201 2166 19 43 01 19 47 00 J0827+5217 04 43 50 48.4 50.2 -3.8 -88.1 21 2166 19 47 00 19 48 30 =0824+524 04 45 20 48.7 50.3 -3.7 -88.4 90 2177 19 47 01 19 48 30 APM08279+525 04 45 20 48.1 49.5 -3.8 -88.1 -9 2177 19 48 39 19 52 00 --- 04 48 51 48.6 49.6 -3.7 -88.8 201 2203 19 48 31 19 52 00 J0827+5217 04 48 51 49.2 50.3 -3.7 -89.0 -9 2203 19 52 09 19 53 30 =0824+524 04 50 21 49.4 50.3 -3.7 -89.3 81 2214 19 52 01 Schedule for VLBA_OV (Code Ov ) Page 10 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 19 58 30 4C39.25 04 55 22 37.6 65.7 -4.5 -68.9 266 2214 19 58 30 20 03 30 --- 05 00 23 38.5 66.1 -4.5 -69.4 300 2252 19 58 31 20 08 30 J0827+5217 05 05 24 51.7 50.2 -3.4 -92.4 266 2252 20 08 30 20 13 30 =0824+524 05 10 24 52.5 50.2 -3.3 -93.4 300 2291 20 08 31 20 13 30 APM08279+525 05 10 24 51.9 49.5 -3.4 -93.2 -9 2291 20 13 39 20 17 00 --- 05 13 55 52.4 49.4 -3.3 -93.9 201 2317 20 13 31 20 17 30 J0827+5217 05 14 25 53.1 50.1 -3.3 -94.2 21 2317 20 17 30 20 19 00 =0824+524 05 15 55 53.3 50.1 -3.2 -94.6 90 2328 20 17 31 20 19 00 APM08279+525 05 15 55 52.7 49.4 -3.3 -94.3 -9 2328 20 19 09 20 22 30 --- 05 19 26 53.3 49.3 -3.2 -95.1 201 2354 20 19 01 20 22 30 J0827+5217 05 19 26 53.9 50.0 -3.2 -95.3 -9 2354 20 22 39 20 24 00 =0824+524 05 20 56 54.1 50.0 -3.1 -95.6 81 2365 20 22 31 20 24 00 APM08279+525 05 20 56 53.5 49.3 -3.2 -95.4 -9 2365 20 24 09 20 27 30 --- 05 24 27 54.0 49.2 -3.1 -96.2 201 2391 20 24 01 20 28 00 J0827+5217 05 24 57 54.7 49.8 -3.1 -96.5 21 2391 20 28 00 20 29 30 =0824+524 05 26 27 54.9 49.8 -3.0 -96.9 90 2402 20 28 01 20 29 30 APM08279+525 05 26 27 54.3 49.1 -3.1 -96.6 -9 2402 20 29 39 20 33 00 --- 05 29 58 54.8 49.0 -3.1 -97.4 201 2428 20 29 31 20 33 00 J0827+5217 05 29 58 55.5 49.7 -3.0 -97.7 -9 2428 20 33 09 20 34 30 =0824+524 05 31 28 55.7 49.6 -3.0 -98.0 81 2439 20 33 01 20 34 30 APM08279+525 05 31 28 55.1 49.0 -3.0 -97.8 -9 2439 20 34 39 20 38 00 --- 05 34 58 55.6 48.8 -3.0 -98.6 201 2464 20 34 31 20 38 30 J0827+5217 05 35 28 56.3 49.5 -2.9 -98.9 21 2464 20 38 30 20 40 00 =0824+524 05 36 59 56.5 49.4 -2.9 -99.3 90 2476 20 38 31 20 40 00 APM08279+525 05 36 59 55.9 48.8 -2.9 -99.1 -9 2476 20 40 09 20 43 30 --- 05 40 29 56.4 48.6 -2.9 -99.9 201 2502 20 40 01 20 43 30 J0827+5217 05 40 29 57.1 49.2 -2.8 -100.1 -9 2502 20 43 39 20 45 00 =0824+524 05 42 00 57.3 49.2 -2.8 -100.5 81 2512 20 43 31 20 45 00 APM08279+525 05 42 00 56.6 48.5 -2.9 -100.2 -9 2512 20 45 09 20 48 30 --- 05 45 30 57.2 48.3 -2.8 -101.1 201 2538 20 45 01 Schedule for VLBA_OV (Code Ov ) Page 11 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 20 49 00 J0827+5217 05 46 00 57.9 48.9 -2.7 -101.4 21 2538 20 49 00 20 50 30 =0824+524 05 47 30 58.1 48.8 -2.7 -101.8 90 2550 20 49 01 20 50 30 APM08279+525 05 47 30 57.5 48.2 -2.8 -101.6 -9 2550 20 50 39 20 54 00 --- 05 51 01 58.0 48.0 -2.7 -102.5 201 2576 20 50 31 20 54 00 J0827+5217 05 51 01 58.6 48.6 -2.6 -102.7 -9 2576 20 54 09 20 55 30 =0824+524 05 52 31 58.9 48.5 -2.6 -103.1 81 2586 20 54 01 20 55 30 APM08279+525 05 52 31 58.2 47.9 -2.7 -102.8 -9 2586 20 55 39 20 59 00 --- 05 56 02 58.7 47.7 -2.6 -103.7 201 2612 20 55 31 20 59 30 J0827+5217 05 56 32 59.5 48.2 -2.5 -104.1 21 2612 20 59 30 21 01 00 =0824+524 05 58 02 59.7 48.1 -2.5 -104.5 90 2624 20 59 31 21 01 00 APM08279+525 05 58 02 59.0 47.6 -2.6 -104.3 -9 2624 21 01 09 21 04 30 --- 06 01 33 59.5 47.3 -2.5 -105.2 201 2650 21 01 01 21 04 30 J0827+5217 06 01 33 60.2 47.9 -2.5 -105.4 -9 2650 21 04 39 21 06 00 =0824+524 06 03 03 60.4 47.7 -2.4 -105.8 81 2660 21 04 31 21 06 00 APM08279+525 06 03 03 59.8 47.2 -2.5 -105.6 -9 2660 21 06 09 21 09 30 --- 06 06 34 60.3 46.9 -2.4 -106.5 201 2686 21 06 01 21 10 00 J0827+5217 06 07 04 61.0 47.4 -2.4 -106.9 21 2686 21 10 00 21 11 30 =0824+524 06 08 34 61.2 47.2 -2.3 -107.4 90 2697 21 10 01 21 11 30 APM08279+525 06 08 34 60.6 46.7 -2.4 -107.1 -9 2697 21 11 39 21 15 00 --- 06 12 04 61.1 46.4 -2.4 -108.1 201 2723 21 11 31 21 15 00 J0827+5217 06 12 04 61.8 46.9 -2.3 -108.4 -9 2723 21 15 09 21 16 30 =0824+524 06 13 35 62.0 46.7 -2.3 -108.8 81 2734 21 15 01 21 16 30 APM08279+525 06 13 35 61.3 46.2 -2.3 -108.5 -9 2734 21 16 39 21 20 00 --- 06 17 05 61.8 45.9 -2.3 -109.5 201 2760 21 16 31 21 20 30 J0827+5217 06 17 35 62.6 46.3 -2.2 -110.0 21 2760 21 20 30 21 22 00 =0824+524 06 19 06 62.8 46.1 -2.2 -110.4 90 2771 21 20 31 21 22 00 APM08279+525 06 19 06 62.1 45.6 -2.2 -110.1 -9 2771 21 22 09 21 25 30 --- 06 22 36 62.6 45.2 -2.2 -111.2 201 2797 21 22 01 21 25 30 J0827+5217 06 22 36 63.3 45.7 -2.1 -111.5 -9 2797 21 25 39 21 27 00 =0824+524 06 24 06 63.5 45.5 -2.1 -112.0 81 2808 21 25 31 Schedule for VLBA_OV (Code Ov ) Page 12 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 21 27 00 APM08279+525 06 24 06 62.8 45.1 -2.2 -111.6 -9 2808 21 27 09 21 30 30 --- 06 27 37 63.3 44.6 -2.1 -112.7 201 2834 21 27 01 21 31 00 J0827+5217 06 28 07 64.1 45.0 -2.0 -113.2 21 2834 21 31 00 21 32 30 =0824+524 06 29 37 64.3 44.8 -2.0 -113.7 90 2845 21 31 01 21 32 30 APM08279+525 06 29 37 63.5 44.3 -2.1 -113.4 -9 2845 21 32 39 21 36 00 --- 06 33 08 64.0 43.9 -2.0 -114.5 201 2871 21 32 31 21 36 00 J0827+5217 06 33 08 64.8 44.3 -1.9 -114.9 -9 2871 21 36 09 21 37 30 =0824+524 06 34 38 65.0 44.0 -1.9 -115.4 81 2881 21 36 01 21 37 30 APM08279+525 06 34 38 64.2 43.6 -2.0 -115.0 -9 2881 21 37 39 21 41 00 --- 06 38 09 64.7 43.1 -1.9 -116.2 201 2907 21 37 31 21 41 30 J0827+5217 06 38 39 65.5 43.4 -1.8 -116.8 21 2907 21 41 30 21 43 00 =0824+524 06 40 09 65.7 43.1 -1.8 -117.3 90 2919 21 41 31 21 43 00 APM08279+525 06 40 09 65.0 42.8 -1.9 -116.9 -9 2919 21 43 09 21 46 30 --- 06 43 40 65.5 42.2 -1.8 -118.1 201 2945 21 43 01 21 46 30 J0827+5217 06 43 40 66.2 42.5 -1.8 -118.6 -9 2945 21 46 39 21 48 00 =0824+524 06 45 10 66.4 42.2 -1.7 -119.1 81 2955 21 46 31 21 48 00 APM08279+525 06 45 10 65.7 41.9 -1.8 -118.6 -9 2955 21 48 09 21 51 30 --- 06 48 40 66.1 41.3 -1.7 -119.9 201 2981 21 48 01 21 52 00 J0827+5217 06 49 11 66.9 41.5 -1.7 -120.6 21 2981 21 52 00 21 53 30 =0824+524 06 50 41 67.1 41.2 -1.6 -121.2 90 2993 21 52 01 21 53 30 APM08279+525 06 50 41 66.4 40.9 -1.7 -120.6 -9 2993 21 53 39 21 57 00 --- 06 54 11 66.8 40.2 -1.7 -122.0 201 3019 21 53 31 21 57 00 J0827+5217 06 54 11 67.6 40.4 -1.6 -122.6 -9 3019 21 57 09 21 58 30 =0824+524 06 55 42 67.8 40.1 -1.6 -123.2 81 3029 21 57 01 21 58 30 APM08279+525 06 55 42 67.0 39.9 -1.6 -122.6 -9 3029 21 58 39 22 02 00 --- 06 59 12 67.5 39.2 -1.6 -124.0 201 3055 21 58 31 22 02 30 J0827+5217 06 59 42 68.3 39.2 -1.5 -124.8 21 3055 22 02 30 22 04 00 =0824+524 07 01 12 68.5 38.8 -1.5 -125.4 90 3067 22 02 31 22 04 00 APM08279+525 07 01 12 67.7 38.7 -1.5 -124.8 -9 3067 22 04 09 22 07 30 --- 07 04 43 68.2 37.9 -1.5 -126.2 201 3092 22 04 01 Schedule for VLBA_OV (Code Ov ) Page 13 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 22 07 30 J0827+5217 07 04 43 68.9 37.9 -1.4 -126.9 -9 3092 22 07 39 22 09 00 =0824+524 07 06 13 69.1 37.5 -1.4 -127.6 81 3103 22 07 31 22 09 00 APM08279+525 07 06 13 68.4 37.5 -1.5 -126.9 -9 3103 22 09 09 22 12 30 --- 07 09 44 68.8 36.6 -1.4 -128.4 201 3129 22 09 01 22 13 00 J0827+5217 07 10 14 69.6 36.5 -1.3 -129.4 21 3129 22 13 00 22 14 30 =0824+524 07 11 44 69.7 36.0 -1.3 -130.1 90 3140 22 13 01 22 14 30 APM08279+525 07 11 44 69.0 36.1 -1.4 -129.3 -9 3140 22 14 39 22 18 00 --- 07 15 15 69.4 35.1 -1.3 -130.9 201 3166 22 14 31 22 18 00 J0827+5217 07 15 15 70.2 35.0 -1.2 -131.8 -9 3166 22 18 09 22 19 30 =0824+524 07 16 45 70.3 34.6 -1.2 -132.5 81 3177 22 18 01 22 19 30 APM08279+525 07 16 45 69.6 34.7 -1.3 -131.6 -9 3177 22 19 39 22 23 00 --- 07 20 16 70.0 33.7 -1.2 -133.3 201 3203 22 19 31 22 23 30 J0827+5217 07 20 46 70.8 33.3 -1.1 -134.5 21 3203 22 23 30 22 25 00 =0824+524 07 22 16 70.9 32.8 -1.1 -135.2 90 3214 22 23 31 22 25 00 APM08279+525 07 22 16 70.2 33.1 -1.2 -134.2 -9 3214 22 25 09 22 28 30 --- 07 25 47 70.6 31.9 -1.1 -136.0 201 3240 22 25 01 22 28 30 J0827+5217 07 25 47 71.3 31.6 -1.1 -137.1 -9 3240 22 28 39 22 30 00 =0824+524 07 27 17 71.5 31.1 -1.0 -137.9 81 3250 22 28 31 22 30 00 APM08279+525 07 27 17 70.7 31.4 -1.1 -136.8 -9 3250 22 30 09 22 33 30 --- 07 30 47 71.1 30.2 -1.0 -138.6 201 3276 22 30 01 22 34 00 J0827+5217 07 31 17 71.9 29.6 -1.0 -140.1 21 3276 22 34 00 22 35 30 =0824+524 07 32 48 72.0 29.0 -0.9 -140.9 90 3288 22 34 01 22 35 30 APM08279+525 07 32 48 71.3 29.5 -1.0 -139.7 -9 3288 22 35 39 22 39 00 --- 07 36 18 71.6 28.2 -0.9 -141.6 201 3314 22 35 31 22 39 30 J0827+5217 07 36 48 72.4 27.4 -0.9 -143.2 21 3314 22 39 30 22 41 00 =0824+524 07 38 19 72.5 26.8 -0.9 -144.1 90 3325 22 39 31 22 41 00 APM08279+525 07 38 19 71.8 27.5 -0.9 -142.7 -9 3325 22 41 09 22 44 30 --- 07 41 49 72.1 26.1 -0.9 -144.7 201 3351 22 41 01 22 45 00 J0827+5217 07 42 19 72.9 25.1 -0.8 -146.5 21 3351 22 45 00 22 46 30 =0824+524 07 43 49 73.0 24.5 -0.8 -147.4 90 3363 22 45 01 Schedule for VLBA_OV (Code Ov ) Page 14 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 22 46 30 APM08279+525 07 43 49 72.3 25.3 -0.8 -145.9 -9 3363 22 46 39 22 50 00 --- 07 47 20 72.6 23.8 -0.8 -148.0 201 3389 22 46 31 22 50 30 J0827+5217 07 47 50 73.3 22.7 -0.7 -150.0 21 3389 22 50 30 22 52 00 =0824+524 07 49 20 73.4 22.0 -0.7 -150.9 90 3400 22 50 31 22 52 00 APM08279+525 07 49 20 72.7 22.9 -0.7 -149.3 -9 3400 22 52 09 22 55 30 --- 07 52 51 73.0 21.3 -0.7 -151.5 201 3426 22 52 01 22 56 00 J0827+5217 07 53 21 73.7 20.0 -0.6 -153.6 21 3426 22 56 00 22 57 30 =0824+524 07 54 51 73.8 19.3 -0.6 -154.6 90 3438 22 56 01 22 57 30 APM08279+525 07 54 51 73.2 20.4 -0.6 -152.7 -9 3438 22 57 39 23 01 00 --- 07 58 22 73.4 18.8 -0.6 -155.0 201 3464 22 57 31 23 01 30 J0827+5217 07 58 52 74.1 17.3 -0.5 -157.3 21 3464 23 01 30 23 03 00 =0824+524 08 00 22 74.2 16.5 -0.5 -158.4 90 3475 23 01 31 23 03 00 APM08279+525 08 00 22 73.5 17.8 -0.5 -156.4 -9 3475 23 03 09 23 06 30 --- 08 03 53 73.7 16.0 -0.5 -158.7 201 3501 23 03 01 23 07 00 J0827+5217 08 04 23 74.4 14.4 -0.4 -161.2 21 3501 23 07 00 23 08 30 =0824+524 08 05 53 74.4 13.5 -0.4 -162.3 90 3513 23 07 01 23 08 30 APM08279+525 08 05 53 73.8 15.0 -0.5 -160.1 -9 3513 23 08 39 23 12 00 --- 08 09 24 74.0 13.2 -0.4 -162.5 201 3539 23 08 31 23 12 30 J0827+5217 08 09 54 74.6 11.3 -0.3 -165.2 21 3539 23 12 30 23 14 00 =0824+524 08 11 24 74.7 10.5 -0.3 -166.3 90 3550 23 12 31 23 14 00 APM08279+525 08 11 24 74.1 12.1 -0.4 -164.0 -9 3550 23 14 09 23 17 30 --- 08 14 55 74.2 10.3 -0.3 -166.5 201 3576 23 14 01 23 18 00 J0827+5217 08 15 25 74.8 8.2 -0.2 -169.3 21 3576 23 18 00 23 19 30 =0824+524 08 16 55 74.8 7.3 -0.2 -170.4 90 3588 23 18 01 23 19 30 APM08279+525 08 16 55 74.3 9.2 -0.3 -167.9 -9 3588 23 19 39 23 23 00 --- 08 20 25 74.4 7.2 -0.2 -170.5 201 3614 23 19 31 23 23 30 J0827+5217 08 20 56 74.9 5.0 -0.1 -173.5 21 3614 23 23 30 23 25 00 =0824+524 08 22 26 74.9 4.1 -0.1 -174.6 90 3625 23 23 31 23 25 00 APM08279+525 08 22 26 74.4 6.1 -0.2 -172.0 -9 3625 23 25 09 23 28 30 --- 08 25 56 74.5 4.1 -0.1 -174.6 201 3651 23 25 01 Schedule for VLBA_OV (Code Ov ) Page 15 Resolving extreme star formation and AGN activity in a high redshift qua 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 3 Jun 2021 Day 154 --- 23 29 00 J0827+5217 08 26 26 75.0 1.8 -0.0 -177.7 21 3651 23 29 00 23 30 30 =0824+524 08 27 57 75.0 0.9 -0.0 -178.9 90 3663 23 29 01 23 30 30 APM08279+525 08 27 57 74.5 3.0 -0.1 -176.0 -9 3663 23 30 39 23 34 00 --- 08 31 27 74.5 1.0 -0.0 -178.7 201 3689 23 30 31 23 34 30 J0827+5217 08 31 57 75.0 -1.5 0.0 178.1 21 3689 23 34 30 23 36 00 =0824+524 08 33 28 75.0 -2.4 0.1 176.9 90 3700 23 34 31 23 36 00 APM08279+525 08 33 28 74.5 -0.1 0.0 179.8 -9 3700 23 36 09 23 39 30 --- 08 36 58 74.5 -2.1 0.1 177.2 201 3726 23 36 01 23 40 00 J0827+5217 08 37 28 74.9 -4.7 0.1 173.8 20 3726 23 40 00 23 41 30 =0824+524 08 38 58 74.9 -5.6 0.2 172.7 90 3738 23 40 01 23 41 30 APM08279+525 08 38 58 74.5 -3.3 0.1 175.7 -10 3738 23 41 40 23 45 00 --- 08 42 29 74.5 -5.2 0.2 173.1 200 3764 23 41 31 23 45 30 J0827+5217 08 42 59 74.8 -7.9 0.2 169.7 20 3764 23 45 30 23 47 00 =0824+524 08 44 29 74.8 -8.8 0.3 168.5 90 3775 23 45 31 23 47 00 APM08279+525 08 44 29 74.4 -6.4 0.2 171.6 -10 3775 23 47 10 23 50 30 --- 08 48 00 74.3 -8.3 0.2 169.1 200 3801 23 47 01 23 51 00 J0827+5217 08 48 30 74.6 -11.1 0.3 165.5 20 3801 23 51 00 23 52 30 =0824+524 08 50 00 74.6 -11.9 0.3 164.4 90 3813 23 51 01 23 52 30 APM08279+525 08 50 00 74.3 -9.4 0.3 167.6 -10 3813 23 52 40 23 56 00 --- 08 53 31 74.1 -11.3 0.3 165.1 200 3838 23 52 31 23 56 30 J0827+5217 08 54 01 74.4 -14.1 0.4 161.5 20 3838 23 56 30 23 58 00 =0824+524 08 55 31 74.3 -14.9 0.4 160.5 90 3850 23 56 31 --- Start: Thu 3 Jun 2021 Day 154 -- Stop: Fri 4 Jun 2021 Day 155 --- 23 58 00 APM08279+525 08 55 31 74.1 -12.4 0.4 163.7 -10 3850 23 58 10 00 01 30 --- 08 59 02 73.9 -14.2 0.4 161.2 200 3876 23 58 01 00 02 00 J0827+5217 08 59 32 74.1 -17.0 0.5 157.6 20 3876 00 02 00 00 03 30 =0824+524 09 01 02 74.0 -17.8 0.5 156.6 90 3887 00 02 01 00 03 30 APM08279+525 09 01 02 73.8 -15.2 0.5 159.8 -10 3887 00 03 40 00 07 00 --- 09 04 33 73.6 -17.0 0.5 157.4 200 3913 00 03 31 Schedule for VLBA_OV (Code Ov ) Page 16 Resolving extreme star formation and AGN activity in a high redshift qua 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 4 Jun 2021 Day 155 --- 00 07 30 J0827+5217 09 05 03 73.7 -19.8 0.6 153.9 20 3913 00 07 30 00 09 00 =0824+524 09 06 33 73.6 -20.5 0.6 152.9 90 3925 00 07 31 00 09 00 APM08279+525 09 06 33 73.5 -18.0 0.6 156.1 -10 3925 00 09 10 00 12 30 --- 09 10 04 73.3 -19.7 0.6 153.8 200 3950 00 09 01 00 13 00 J0827+5217 09 10 34 73.4 -22.4 0.7 150.3 20 3950 00 13 00 00 14 30 =0824+524 09 12 04 73.2 -23.1 0.7 149.3 90 3962 00 13 01 00 14 30 APM08279+525 09 12 04 73.1 -20.6 0.6 152.5 -10 3962 00 14 40 00 18 00 --- 09 15 34 72.9 -22.2 0.7 150.2 200 3988 00 14 31 00 18 30 J0827+5217 09 16 05 72.9 -24.9 0.8 146.8 20 3988 00 18 30 00 20 00 =0824+524 09 17 35 72.8 -25.6 0.8 145.9 90 3999 00 18 31 00 25 00 4C39.25 09 22 36 87.9 33.0 -0.1 -146.1 240 3999 00 25 00 00 30 00 --- 09 27 36 88.3 4.8 -0.0 -175.0 300 4038 00 25 01 00 34 30 J0827+5217 09 32 07 71.4 -31.3 1.0 137.6 228 4038 00 34 30 00 36 30 =0824+524 09 34 08 71.2 -32.0 1.1 136.5 120 4053 00 34 31 00 36 30 APM08279+525 09 34 08 71.2 -29.7 1.0 139.4 -9 4053 00 36 39 00 40 00 --- 09 37 38 70.9 -30.9 1.1 137.6 201 4079 00 36 31 00 40 30 J0827+5217 09 38 08 70.8 -33.3 1.1 134.5 21 4079 00 40 30 00 42 00 =0824+524 09 39 38 70.6 -33.8 1.2 133.7 90 4091 00 40 31 00 42 00 APM08279+525 09 39 38 70.7 -31.6 1.1 136.5 -9 4091 00 42 09 00 45 30 --- 09 43 09 70.3 -32.7 1.2 134.8 201 4117 00 42 01 00 46 00 J0827+5217 09 43 39 70.1 -35.0 1.2 131.8 21 4117 00 46 00 00 47 30 =0824+524 09 45 09 70.0 -35.5 1.3 131.0 90 4128 00 46 01 00 47 30 APM08279+525 09 45 09 70.1 -33.3 1.2 133.8 -9 4128 00 47 39 00 51 00 --- 09 48 40 69.7 -34.4 1.3 132.1 201 4154 00 47 31 00 51 30 J0827+5217 09 49 10 69.5 -36.6 1.3 129.2 21 4154 00 51 30 00 53 00 =0824+524 09 50 40 69.3 -37.0 1.4 128.5 90 4166 00 51 31 00 53 00 APM08279+525 09 50 40 69.5 -35.0 1.3 131.2 -9 4166 00 53 09 00 56 30 --- 09 54 11 69.1 -35.9 1.3 129.5 201 4192 00 53 01 00 57 00 J0827+5217 09 54 41 68.8 -38.1 1.4 126.7 21 4192 00 57 00 00 58 30 =0824+524 09 56 11 68.7 -38.4 1.4 126.1 90 4203 00 57 01 Schedule for VLBA_OV (Code Ov ) Page 17 Resolving extreme star formation and AGN activity in a high redshift qua 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 4 Jun 2021 Day 155 --- 00 58 30 APM08279+525 09 56 11 68.8 -36.5 1.4 128.7 -9 4203 00 58 39 01 02 00 --- 09 59 42 68.4 -37.4 1.4 127.1 201 4229 00 58 31 01 02 30 J0827+5217 10 00 12 68.2 -39.4 1.5 124.4 21 4229 01 02 30 01 04 00 =0824+524 10 01 42 68.0 -39.8 1.5 123.8 90 4241 01 02 31 01 04 00 APM08279+525 10 01 42 68.2 -37.9 1.5 126.3 -9 4241 01 04 09 01 07 30 --- 10 05 13 67.7 -38.7 1.5 124.8 201 4267 01 04 01 01 08 00 J0827+5217 10 05 43 67.4 -40.6 1.6 122.2 21 4267 01 08 00 01 09 30 =0824+524 10 07 13 67.3 -41.0 1.6 121.6 90 4278 01 08 01 01 09 30 APM08279+525 10 07 13 67.5 -39.1 1.6 124.0 -9 4278 01 09 39 01 13 00 --- 10 10 44 67.0 -39.9 1.6 122.6 201 4304 01 09 31 01 13 30 J0827+5217 10 11 14 66.7 -41.8 1.7 120.0 21 4304 01 13 30 01 15 00 =0824+524 10 12 44 66.5 -42.0 1.7 119.5 90 4316 01 13 31 01 15 00 APM08279+525 10 12 44 66.8 -40.3 1.7 121.8 -9 4316 01 15 09 01 18 30 --- 10 16 14 66.3 -41.0 1.7 120.5 201 4342 01 15 01 01 19 00 J0827+5217 10 16 45 66.0 -42.8 1.8 118.0 21 4342 01 19 00 01 20 30 =0824+524 10 18 15 65.8 -43.0 1.8 117.5 90 4353 01 19 01 01 20 30 APM08279+525 10 18 15 66.1 -41.4 1.8 119.7 -9 4353 01 20 39 01 24 00 --- 10 21 45 65.6 -42.0 1.8 118.5 201 4379 01 20 31 01 24 30 J0827+5217 10 22 15 65.2 -43.7 1.9 116.1 21 4379 01 24 30 01 26 00 =0824+524 10 23 46 65.0 -43.9 1.9 115.6 90 4391 01 24 31 01 26 00 APM08279+525 10 23 46 65.3 -42.4 1.8 117.7 -9 4391 01 26 09 01 29 30 --- 10 27 16 64.9 -42.9 1.9 116.5 201 4417 01 26 01 01 30 00 J0827+5217 10 27 46 64.5 -44.6 2.0 114.2 21 4417 01 30 00 01 31 30 =0824+524 10 29 17 64.3 -44.8 2.0 113.7 90 4428 01 30 01 01 31 30 APM08279+525 10 29 17 64.6 -43.3 1.9 115.8 -9 4428 01 31 39 01 35 00 --- 10 32 47 64.1 -43.8 2.0 114.7 201 4454 01 31 31 01 35 30 J0827+5217 10 33 17 63.7 -45.3 2.1 112.4 21 4454 01 35 30 01 37 00 =0824+524 10 34 47 63.5 -45.5 2.1 112.0 90 4466 01 35 31 01 37 00 APM08279+525 10 34 47 63.8 -44.1 2.0 114.0 -9 4466 01 37 09 01 40 30 --- 10 38 18 63.3 -44.5 2.1 112.9 201 4492 01 37 01 Schedule for VLBA_OV (Code Ov ) Page 18 Resolving extreme star formation and AGN activity in a high redshift qua 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 4 Jun 2021 Day 155 --- 01 41 00 J0827+5217 10 38 48 62.9 -46.0 2.2 110.7 21 4492 01 41 00 01 42 30 =0824+524 10 40 18 62.7 -46.2 2.2 110.3 90 4503 01 41 01 01 42 30 APM08279+525 10 40 18 63.1 -44.8 2.1 112.3 -9 4503 01 42 39 01 46 00 --- 10 43 49 62.6 -45.2 2.2 111.2 201 4529 01 42 31 01 46 30 J0827+5217 10 44 19 62.1 -46.6 2.2 109.1 21 4529 01 46 30 01 48 00 =0824+524 10 45 49 61.9 -46.8 2.3 108.7 90 4541 01 46 31 01 48 00 APM08279+525 10 45 49 62.3 -45.5 2.2 110.6 -9 4541 01 48 09 01 51 30 --- 10 49 20 61.8 -45.8 2.3 109.5 201 4567 01 48 01 01 52 00 J0827+5217 10 49 50 61.3 -47.2 2.3 107.5 21 4567 01 52 00 01 53 30 =0824+524 10 51 20 61.1 -47.3 2.4 107.1 90 4578 01 52 01 01 53 30 APM08279+525 10 51 20 61.5 -46.1 2.3 109.0 -9 4578 01 53 39 01 57 00 --- 10 54 51 61.0 -46.4 2.4 107.9 201 4604 01 53 31 01 57 30 J0827+5217 10 55 21 60.5 -47.7 2.4 106.0 21 4604 01 57 30 01 59 00 =0824+524 10 56 51 60.3 -47.8 2.5 105.6 90 4616 01 57 31 01 59 00 APM08279+525 10 56 51 60.7 -46.6 2.4 107.4 -9 4616 01 59 09 02 02 30 --- 11 00 22 60.2 -46.9 2.5 106.4 201 4642 01 59 01 02 03 00 J0827+5217 11 00 52 59.7 -48.1 2.5 104.5 21 4642 02 03 00 02 04 30 =0824+524 11 02 22 59.5 -48.2 2.5 104.1 90 4653 02 03 01 02 04 30 APM08279+525 11 02 22 59.9 -47.1 2.5 105.9 -9 4653 02 04 39 02 08 00 --- 11 05 53 59.4 -47.4 2.5 104.9 201 4679 02 04 31 02 08 30 J0827+5217 11 06 23 58.9 -48.5 2.6 103.1 21 4679 02 08 30 02 10 00 =0824+524 11 07 53 58.6 -48.6 2.6 102.7 90 4691 02 08 31 02 10 00 APM08279+525 11 07 53 59.1 -47.5 2.6 104.4 -9 4691 02 10 09 02 13 30 --- 11 11 23 58.6 -47.8 2.6 103.5 201 4717 02 10 01 02 14 00 J0827+5217 11 11 54 58.0 -48.9 2.7 101.7 21 4717 02 14 00 02 15 30 =0824+524 11 13 24 57.8 -49.0 2.7 101.3 90 4728 02 14 01 02 15 30 APM08279+525 11 13 24 58.3 -47.9 2.7 103.0 -9 4728 02 15 39 02 19 00 --- 11 16 54 57.8 -48.1 2.7 102.1 201 4754 02 15 31 02 19 30 J0827+5217 11 17 24 57.2 -49.2 2.8 100.3 21 4754 02 19 30 02 21 00 =0824+524 11 18 55 57.0 -49.3 2.8 100.0 90 4766 02 19 31 Schedule for VLBA_OV (Code Ov ) Page 19 Resolving extreme star formation and AGN activity in a high redshift qua 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 4 Jun 2021 Day 155 --- 02 21 00 APM08279+525 11 18 55 57.5 -48.2 2.8 101.6 -9 4766 02 21 09 02 24 30 --- 11 22 25 57.0 -48.4 2.8 100.7 201 4792 02 21 01 02 25 00 J0827+5217 11 22 55 56.4 -49.4 2.9 99.0 21 4792 02 25 00 02 26 30 =0824+524 11 24 26 56.2 -49.5 2.9 98.7 90 4803 02 25 01 02 26 30 APM08279+525 11 24 26 56.7 -48.5 2.9 100.3 -9 4803 02 26 39 02 30 00 --- 11 27 56 56.1 -48.7 2.9 99.4 201 4829 02 26 31 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess221.L1024glob Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: v20cm_2 FD filtered above 1760. SC filtered above 1740. Setup group: 8 Station: VLBA_OV Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: RDBE_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 Net SB= U U U U U U U U IF SB = L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= L L L L L L L L IF = A C A C A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 14.6 2.4 14.6 The following frequency sets based on these setups were used. See the crd files for VLBA legacy system setups and pcal detection details. Frequency Set: 20 Setup file default. Used with PCAL = off LO sum= 1594.00 1594.00 1626.00 1626.00 1658.00 1658.00 1690.00 1690.00 BBC fr= 806.00 806.00 774.00 774.00 742.00 742.00 710.00 710.00 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 VLBA legacy crd files using 4 channels based on RDBE channels: 3 4 5 6 CRD fr= 766.00 766.00 734.00 734.00 CRD bw= 16.00 16.00 16.00 16.00 Matching frequency sets: 20 21 22 23 24 25 26 27 28 29 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) * APM08279+525 08 27 58.009421 * 08 31 41.709536 08 33 14.545864 0.00 52 55 26.95765 * 52 45 17.62034 52 41 10.34807 0.00 From catalog imbedded in main SCHED input file. 0824+524 08 24 10.281445 * 08 27 53.698140 08 29 26.407262 0.19 * J0827+5217 52 27 54.37285 * 52 17 58.29635 52 13 56.35400 0.11 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc2016 GSFC 2016a X/S astro solution, 124 observations. * 4C39.25 09 23 55.319216 * 09 27 03.013937 09 28 21.410343 0.31 J0927+3902 39 15 23.56644 * 39 02 20.85185 38 56 59.61195 0.16 0923+392 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc2016 J0927+39 GSFC 2016a X/S astro solution, 250526 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 APM08279+52sess221.L1024glob 1 2 3 4 5 6 7 8 9 10 13 14 + 9.733 2076.703 J0827+5217 sess221.L1024glob 1 2 3 4 5 6 7 8 9 10 13 14 + 4.408 905.031 4C39.25 sess221.L1024glob 1 2 3 4 5 6 7 8 9 10 13 14 + 0.333 66.763 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) APM08279+525 52.1 J0827+5217 51.5 4C39.25 61.0 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