COVER INFORMATION Station: KNOCKIN (Code Kn ) Experiment: OH gas in Megamaser Galaxies: imaging the diffuse and compact emission Exp. Code: EL074 Schedule Version: 1.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Dalei Li Address: Xinjiang Astronomical Observatory, Chinese Academy of Sciences 150, Science 1-Street Urumqi, Xinjiang China PR Phone: +8615199077491 EMAIL: lidalei@xao.ac.cn Fax: Phone during observation: +8615199077491 Observing mode: vlbi Notes: # Please, make sure PHASE CAL is OFF # Wb: total span=169MHz, LO set to begin 160MHz IF at 1554 and drop upper 9.72MHz Ef/Hh will miss most/all (repsectively) of the lowest sub-band Schedule for KNOCKIN (Code Kn ) Page 2 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- Next scan frequencies: 1587.22 1587.22 Next BBC frequencies: 684.78 684.78 Next scan bandwidths: 64.00 64.00 01 30 00 3C345 11 54 28 40.6 74.7 -4.8 -49.3 0 0 01 30 00 01 35 00 --- 11 59 29 41.3 75.5 -4.7 -49.6 300 19 01 30 01 02 10 00 3C345 12 34 35 46.5 81.5 -4.2 -51.1 2093 19 02 10 00 02 14 00 --- 12 38 35 47.1 82.2 -4.1 -51.2 240 35 02 10 01 02 17 00 3C286 12 41 36 65.7 152.5 -0.8 -18.9 -55 35 02 17 00 02 22 00 --- 12 46 37 66.1 155.1 -0.8 -17.2 245 54 02 17 01 02 28 00 J1642-0621 12 52 38 13.4 120.3 -3.8 -31.7 178 54 02 28 00 02 30 00 --- 12 54 38 13.7 120.7 -3.8 -31.5 120 62 02 28 01 02 30 00 IRAS16399 12 54 38 10.7 122.4 -3.8 -31.2 -29 62 No stop 02 33 30 --- 12 58 09 11.2 123.1 -3.8 -30.9 181 75 02 30 01 02 34 00 J1642-0621 12 58 39 14.2 121.6 -3.7 -31.2 1 75 02 34 00 02 35 30 --- 13 00 09 14.4 121.9 -3.7 -31.1 90 81 02 34 01 02 35 30 IRAS16399 13 00 09 11.4 123.6 -3.7 -30.8 -29 81 No stop 02 39 00 --- 13 03 39 11.9 124.3 -3.7 -30.5 181 95 02 35 31 02 39 30 J1642-0621 13 04 10 14.9 122.8 -3.7 -30.8 0 95 02 39 30 02 41 00 --- 13 05 40 15.1 123.1 -3.6 -30.6 90 100 02 39 31 02 41 00 IRAS16399 13 05 40 12.1 124.8 -3.6 -30.3 -29 100 No stop 02 44 30 --- 13 09 10 12.6 125.5 -3.6 -30.0 181 114 02 41 01 02 45 00 J1642-0621 13 09 40 15.6 124.0 -3.6 -30.3 0 114 02 45 00 02 46 30 --- 13 11 11 15.8 124.4 -3.5 -30.2 90 120 02 45 01 02 46 30 IRAS16399 13 11 11 12.8 126.0 -3.5 -29.8 -29 120 No stop 02 50 00 --- 13 14 41 13.2 126.7 -3.5 -29.5 181 133 02 46 31 02 50 30 J1642-0621 13 15 11 16.3 125.3 -3.5 -29.8 0 133 02 50 30 02 52 00 --- 13 16 42 16.5 125.6 -3.4 -29.7 90 139 02 50 31 02 52 00 IRAS16399 13 16 42 13.5 127.2 -3.5 -29.3 -29 139 No stop 02 55 30 --- 13 20 12 13.9 128.0 -3.4 -28.9 181 153 02 52 01 02 56 00 J1642-0621 13 20 42 17.0 126.5 -3.4 -29.3 0 153 02 56 00 02 57 30 --- 13 22 13 17.2 126.9 -3.4 -29.1 90 158 02 56 01 Schedule for KNOCKIN (Code Kn ) Page 3 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 02 57 30 IRAS16399 13 22 13 14.1 128.4 -3.4 -28.7 -29 158 No stop 03 01 00 --- 13 25 43 14.6 129.2 -3.3 -28.4 181 172 02 57 31 03 01 30 J1642-0621 13 26 13 17.6 127.8 -3.3 -28.8 0 172 03 01 30 03 03 00 --- 13 27 43 17.8 128.1 -3.3 -28.6 90 178 03 01 31 03 03 00 IRAS16399 13 27 43 14.8 129.6 -3.3 -28.2 -29 178 No stop 03 06 30 --- 13 31 14 15.2 130.4 -3.2 -27.9 181 191 03 03 01 03 07 00 J1642-0621 13 31 44 18.3 129.0 -3.2 -28.2 0 191 03 07 00 03 08 30 --- 13 33 14 18.5 129.4 -3.2 -28.1 90 197 03 07 01 03 08 30 IRAS16399 13 33 14 15.4 130.9 -3.2 -27.6 -29 197 No stop 03 12 00 --- 13 36 45 15.8 131.7 -3.1 -27.3 181 211 03 08 31 03 12 30 J1642-0621 13 37 15 18.9 130.3 -3.1 -27.6 0 211 03 12 30 03 14 00 --- 13 38 45 19.1 130.7 -3.1 -27.5 90 216 03 12 31 03 14 00 IRAS16399 13 38 45 16.0 132.1 -3.1 -27.1 -29 216 No stop 03 17 30 --- 13 42 16 16.4 132.9 -3.0 -26.7 181 230 03 14 01 03 18 00 J1642-0621 13 42 46 19.6 131.6 -3.0 -27.1 0 230 03 18 00 03 19 30 --- 13 44 16 19.7 132.0 -3.0 -26.9 90 236 03 18 01 03 19 30 IRAS16399 13 44 16 16.7 133.4 -3.0 -26.5 -30 236 No stop 03 23 00 --- 13 47 47 17.0 134.2 -2.9 -26.1 180 249 03 19 31 03 23 30 J1642-0621 13 48 17 20.2 132.9 -2.9 -26.5 0 249 03 23 30 03 25 00 --- 13 49 47 20.4 133.3 -2.9 -26.3 90 255 03 23 31 03 28 00 3C345 13 52 48 58.3 96.9 -2.9 -51.4 44 255 03 28 00 03 32 00 --- 13 56 48 58.9 97.8 -2.8 -51.2 240 271 03 28 01 03 36 00 3C286 14 00 49 67.0 195.9 0.5 11.1 -79 271 03 36 00 03 41 00 --- 14 05 50 66.8 198.6 0.6 12.9 221 290 03 36 01 03 46 00 J1642-0621 14 10 50 22.6 138.4 -2.5 -23.9 95 290 03 46 00 03 48 00 --- 14 12 51 22.8 138.8 -2.5 -23.6 120 298 03 46 01 03 48 00 IRAS16399 14 12 51 19.6 140.1 -2.5 -23.2 -30 298 No stop 03 51 30 --- 14 16 21 20.0 141.0 -2.5 -22.7 180 311 03 48 01 03 52 00 J1642-0621 14 16 51 23.2 139.8 -2.4 -23.1 0 311 03 52 00 03 53 30 --- 14 18 22 23.3 140.2 -2.4 -22.9 90 317 03 52 01 Schedule for KNOCKIN (Code Kn ) Page 4 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 03 53 30 IRAS16399 14 18 22 20.1 141.4 -2.4 -22.5 -30 317 No stop 03 57 00 --- 14 21 52 20.5 142.3 -2.4 -22.0 180 330 03 53 31 03 57 30 J1642-0621 14 22 22 23.7 141.2 -2.4 -22.4 0 330 03 57 30 03 59 00 --- 14 23 53 23.8 141.6 -2.3 -22.2 90 336 03 57 31 03 59 00 IRAS16399 14 23 53 20.7 142.8 -2.3 -21.8 -30 336 No stop 04 02 30 --- 14 27 23 21.0 143.6 -2.3 -21.3 180 350 03 59 01 04 03 00 J1642-0621 14 27 53 24.2 142.6 -2.3 -21.7 0 350 04 03 00 04 04 30 --- 14 29 24 24.3 143.0 -2.2 -21.5 90 356 04 03 01 04 04 30 IRAS16399 14 29 24 21.2 144.1 -2.2 -21.1 -30 356 No stop 04 08 00 --- 14 32 54 21.5 145.0 -2.2 -20.6 180 369 04 04 31 04 08 30 J1642-0621 14 33 24 24.7 144.0 -2.2 -21.0 0 369 04 08 30 04 10 00 --- 14 34 54 24.8 144.4 -2.1 -20.8 90 375 04 08 31 04 10 00 IRAS16399 14 34 54 21.6 145.5 -2.2 -20.3 -30 375 No stop 04 13 30 --- 14 38 25 21.9 146.4 -2.1 -19.9 180 388 04 10 01 04 14 00 J1642-0621 14 38 55 25.2 145.4 -2.1 -20.2 -1 388 04 14 00 04 15 30 --- 14 40 25 25.3 145.8 -2.0 -20.0 89 394 04 14 01 04 15 30 IRAS16399 14 40 25 22.1 146.9 -2.1 -19.6 -30 394 No stop 04 19 00 --- 14 43 56 22.4 147.8 -2.0 -19.1 180 408 04 15 31 04 19 30 J1642-0621 14 44 26 25.7 146.8 -2.0 -19.4 -1 408 04 19 30 04 21 00 --- 14 45 56 25.8 147.2 -2.0 -19.2 89 414 04 19 31 04 21 00 IRAS16399 14 45 56 22.5 148.3 -2.0 -18.8 -30 414 No stop 04 24 30 --- 14 49 27 22.8 149.2 -1.9 -18.3 180 427 04 21 01 04 25 00 J1642-0621 14 49 57 26.1 148.3 -1.9 -18.7 -1 427 04 25 00 04 26 30 --- 14 51 27 26.2 148.7 -1.9 -18.4 89 433 04 25 01 04 26 30 IRAS16399 14 51 27 23.0 149.7 -1.9 -18.1 -30 433 No stop 04 30 00 --- 14 54 58 23.2 150.6 -1.8 -17.6 180 446 04 26 31 04 30 30 J1642-0621 14 55 28 26.5 149.7 -1.8 -17.9 -1 446 04 30 30 04 32 00 --- 14 56 58 26.6 150.1 -1.8 -17.6 89 452 04 30 31 04 32 00 IRAS16399 14 56 58 23.4 151.1 -1.8 -17.3 -30 452 No stop 04 35 30 --- 15 00 29 23.6 152.0 -1.7 -16.8 180 466 04 32 01 Schedule for KNOCKIN (Code Kn ) Page 5 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 04 36 00 J1642-0621 15 00 59 26.9 151.2 -1.7 -17.0 -1 466 04 36 00 04 37 30 --- 15 02 29 27.1 151.6 -1.7 -16.8 89 471 04 36 01 04 37 30 IRAS16399 15 02 29 23.8 152.5 -1.7 -16.5 -30 471 No stop 04 41 00 --- 15 06 00 24.0 153.4 -1.6 -15.9 180 485 04 37 31 04 41 30 J1642-0621 15 06 30 27.3 152.7 -1.6 -16.2 -1 485 04 41 30 04 43 00 --- 15 08 00 27.4 153.1 -1.6 -16.0 89 491 04 41 31 04 43 00 IRAS16399 15 08 00 24.2 153.9 -1.6 -15.6 -30 491 No stop 04 46 30 --- 15 11 30 24.4 154.8 -1.5 -15.1 180 504 04 43 01 04 47 00 J1642-0621 15 12 00 27.7 154.2 -1.5 -15.4 -1 504 04 47 00 04 48 30 --- 15 13 31 27.8 154.6 -1.5 -15.1 89 510 04 47 01 04 48 30 IRAS16399 15 13 31 24.5 155.4 -1.5 -14.8 -31 510 No stop 04 52 00 --- 15 17 01 24.7 156.3 -1.5 -14.3 179 524 04 48 31 04 52 30 J1642-0621 15 17 31 28.1 155.7 -1.4 -14.5 -1 524 04 52 30 04 54 00 --- 15 19 02 28.2 156.1 -1.4 -14.3 89 529 04 52 31 04 54 00 IRAS16399 15 19 02 24.9 156.8 -1.4 -14.0 -31 529 No stop 04 57 30 --- 15 22 32 25.1 157.7 -1.4 -13.4 179 543 04 54 01 04 58 00 J1642-0621 15 23 02 28.4 157.2 -1.3 -13.7 -1 543 04 58 00 04 59 30 --- 15 24 33 28.5 157.6 -1.3 -13.4 89 549 04 58 01 04 59 30 IRAS16399 15 24 33 25.2 158.3 -1.3 -13.1 -31 549 No stop 05 03 00 --- 15 28 03 25.4 159.2 -1.3 -12.6 179 562 04 59 31 05 03 30 J1642-0621 15 28 33 28.7 158.7 -1.2 -12.8 -1 562 05 03 30 05 05 00 --- 15 30 03 28.8 159.1 -1.2 -12.5 89 568 05 03 31 05 05 00 IRAS16399 15 30 03 25.5 159.7 -1.2 -12.3 -31 568 No stop 05 08 30 --- 15 33 34 25.6 160.7 -1.2 -11.7 179 582 05 05 01 05 09 00 J1642-0621 15 34 04 29.0 160.2 -1.2 -11.9 -1 582 05 09 00 05 10 30 --- 15 35 34 29.1 160.6 -1.1 -11.6 89 587 05 09 01 05 10 30 IRAS16399 15 35 34 25.7 161.2 -1.1 -11.4 -31 587 No stop 05 14 00 --- 15 39 05 25.9 162.2 -1.1 -10.8 179 601 05 10 31 05 14 30 J1642-0621 15 39 35 29.3 161.8 -1.1 -11.0 -1 601 05 14 30 05 16 00 --- 15 41 05 29.3 162.2 -1.0 -10.7 89 607 05 14 31 Schedule for KNOCKIN (Code Kn ) Page 6 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 05 16 00 IRAS16399 15 41 05 26.0 162.7 -1.0 -10.5 -31 607 No stop 05 19 30 --- 15 44 36 26.2 163.6 -1.0 -10.0 179 620 05 16 01 05 20 00 J1642-0621 15 45 06 29.5 163.3 -1.0 -10.1 -1 620 05 20 00 05 21 30 --- 15 46 36 29.6 163.7 -0.9 -9.8 89 626 05 20 01 05 21 30 IRAS16399 15 46 36 26.2 164.2 -1.0 -9.6 -31 626 No stop 05 25 00 --- 15 50 07 26.4 165.1 -0.9 -9.1 179 640 05 21 31 05 25 30 J1642-0621 15 50 37 29.8 164.9 -0.9 -9.1 -1 640 05 25 30 05 27 00 --- 15 52 07 29.8 165.3 -0.9 -8.9 89 645 05 25 31 05 27 00 IRAS16399 15 52 07 26.5 165.7 -0.9 -8.7 -31 645 No stop 05 30 30 --- 15 55 38 26.6 166.6 -0.8 -8.2 179 659 05 27 01 05 31 00 J1642-0621 15 56 08 30.0 166.4 -0.8 -8.2 -1 659 05 31 00 05 32 30 --- 15 57 38 30.0 166.8 -0.8 -8.0 89 665 05 31 01 05 32 30 IRAS16399 15 57 38 26.7 167.2 -0.8 -7.8 -31 665 No stop 05 36 00 --- 16 01 09 26.8 168.1 -0.7 -7.2 179 678 05 32 31 05 36 30 J1642-0621 16 01 39 30.1 168.0 -0.7 -7.3 -1 678 05 36 30 05 38 00 --- 16 03 09 30.2 168.4 -0.7 -7.0 89 684 05 36 31 05 38 00 IRAS16399 16 03 09 26.8 168.7 -0.7 -6.9 -31 684 No stop 05 41 30 --- 16 06 39 26.9 169.7 -0.6 -6.3 179 698 05 38 01 05 42 00 J1642-0621 16 07 10 30.3 169.6 -0.6 -6.3 -1 698 05 42 00 05 43 30 --- 16 08 40 30.3 170.0 -0.6 -6.1 89 703 05 42 01 05 43 30 IRAS16399 16 08 40 27.0 170.2 -0.6 -6.0 -31 703 No stop 05 47 00 --- 16 12 10 27.1 171.2 -0.5 -5.4 179 717 05 43 31 05 47 30 J1642-0621 16 12 40 30.4 171.1 -0.5 -5.4 -1 717 05 47 30 05 49 00 --- 16 14 11 30.5 171.6 -0.5 -5.1 89 723 05 47 31 05 49 00 IRAS16399 16 14 11 27.1 171.7 -0.5 -5.1 -31 723 No stop 05 52 30 --- 16 17 41 27.2 172.7 -0.4 -4.5 179 736 05 49 01 05 53 00 J1642-0621 16 18 11 30.6 172.7 -0.4 -4.4 -1 736 05 53 00 05 54 30 --- 16 19 42 30.6 173.2 -0.4 -4.2 89 742 05 53 01 05 54 30 IRAS16399 16 19 42 27.2 173.2 -0.4 -4.1 -31 742 No stop 05 58 00 --- 16 23 12 27.3 174.2 -0.3 -3.5 179 756 05 54 31 Schedule for KNOCKIN (Code Kn ) Page 7 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 05 58 30 J1642-0621 16 23 42 30.7 174.3 -0.3 -3.5 -1 756 05 58 30 06 00 00 --- 16 25 12 30.7 174.7 -0.3 -3.2 89 761 05 58 31 06 00 00 IRAS16399 16 25 12 27.3 174.8 -0.3 -3.2 -31 761 No stop 06 03 30 --- 16 28 43 27.4 175.7 -0.3 -2.6 179 775 06 00 01 06 04 00 J1642-0621 16 29 13 30.7 175.9 -0.2 -2.5 -1 775 06 04 00 06 05 30 --- 16 30 43 30.7 176.3 -0.2 -2.2 89 781 06 04 01 06 05 30 IRAS16399 16 30 43 27.4 176.3 -0.2 -2.3 -31 781 No stop 06 09 00 --- 16 34 14 27.4 177.3 -0.2 -1.7 179 794 06 05 31 06 09 30 J1642-0621 16 34 44 30.8 177.5 -0.1 -1.5 -1 794 06 09 30 06 11 00 --- 16 36 14 30.8 177.9 -0.1 -1.3 89 800 06 09 31 06 11 00 IRAS16399 16 36 14 27.4 177.8 -0.1 -1.3 -31 800 No stop 06 14 30 --- 16 39 45 27.4 178.8 -0.1 -0.7 179 813 06 11 01 06 15 00 J1642-0621 16 40 15 30.8 179.1 -0.1 -0.6 -1 813 06 15 00 06 16 30 --- 16 41 45 30.8 179.5 -0.0 -0.3 89 819 06 15 01 06 16 30 IRAS16399 16 41 45 27.4 179.4 -0.0 -0.4 -31 819 No stop 06 20 00 --- 16 45 16 27.4 180.3 0.0 0.2 179 833 06 16 31 06 20 30 J1642-0621 16 45 46 30.8 180.7 0.0 0.4 -1 833 06 20 30 06 22 00 --- 16 47 16 30.8 181.1 0.1 0.7 89 839 06 20 31 06 22 00 IRAS16399 16 47 16 27.4 180.9 0.1 0.5 -31 839 No stop 06 25 30 --- 16 50 47 27.4 181.9 0.1 1.1 179 852 06 22 01 06 26 00 J1642-0621 16 51 17 30.8 182.3 0.1 1.4 -1 852 06 26 00 06 27 30 --- 16 52 47 30.8 182.7 0.2 1.7 89 858 06 26 01 06 27 30 IRAS16399 16 52 47 27.4 182.4 0.1 1.5 -31 858 No stop 06 31 00 --- 16 56 18 27.4 183.4 0.2 2.1 179 871 06 27 31 06 31 30 J1642-0621 16 56 48 30.7 183.9 0.2 2.4 -1 871 06 31 30 06 33 00 --- 16 58 18 30.7 184.3 0.2 2.6 89 877 06 31 31 06 33 00 IRAS16399 16 58 18 27.4 184.0 0.2 2.4 -31 877 No stop 06 36 30 --- 17 01 48 27.3 184.9 0.3 3.0 179 891 06 33 01 06 37 00 J1642-0621 17 02 19 30.7 185.5 0.3 3.3 -1 891 06 37 00 06 38 30 --- 17 03 49 30.6 185.9 0.3 3.6 89 897 06 37 01 Schedule for KNOCKIN (Code Kn ) Page 8 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 06 38 30 IRAS16399 17 03 49 27.3 185.5 0.3 3.4 -31 897 No stop 06 42 00 --- 17 07 19 27.2 186.5 0.4 4.0 179 910 06 38 31 06 42 30 J1642-0621 17 07 49 30.6 187.1 0.4 4.3 -1 910 06 42 30 06 44 00 --- 17 09 20 30.5 187.5 0.4 4.5 89 916 06 42 31 06 44 00 IRAS16399 17 09 20 27.2 187.0 0.4 4.3 -31 916 No stop 06 47 30 --- 17 12 50 27.1 188.0 0.5 4.9 179 929 06 44 01 06 48 00 J1642-0621 17 13 20 30.5 188.6 0.5 5.2 -1 929 06 48 00 06 49 30 --- 17 14 51 30.4 189.1 0.5 5.5 89 935 06 48 01 06 49 30 IRAS16399 17 14 51 27.1 188.5 0.5 5.2 -31 935 No stop 06 53 00 --- 17 18 21 27.0 189.5 0.6 5.8 179 949 06 49 31 06 53 30 J1642-0621 17 18 51 30.3 190.2 0.6 6.2 -1 949 06 53 30 06 55 00 --- 17 20 22 30.3 190.7 0.6 6.5 89 955 06 53 31 06 55 00 IRAS16399 17 20 22 27.0 190.0 0.6 6.1 -31 955 No stop 06 58 30 --- 17 23 52 26.9 191.0 0.7 6.7 179 968 06 55 01 06 59 00 J1642-0621 17 24 22 30.2 191.8 0.7 7.1 -1 968 06 59 00 07 00 30 --- 17 25 52 30.1 192.2 0.7 7.4 89 974 06 59 01 07 00 30 IRAS16399 17 25 52 26.8 191.6 0.7 7.1 -31 974 No stop 07 04 00 --- 17 29 23 26.7 192.5 0.8 7.6 179 987 07 00 31 07 04 30 J1642-0621 17 29 53 30.0 193.4 0.8 8.1 -1 987 07 04 30 07 06 00 --- 17 31 23 29.9 193.8 0.8 8.3 89 993 07 04 31 07 06 00 IRAS16399 17 31 23 26.6 193.1 0.8 8.0 -31 993 No stop 07 09 30 --- 17 34 54 26.5 194.0 0.8 8.6 179 1007 07 06 01 07 10 00 J1642-0621 17 35 24 29.8 194.9 0.9 9.0 -1 1007 07 10 00 07 11 30 --- 17 36 54 29.7 195.4 0.9 9.3 89 1013 07 10 01 07 11 30 IRAS16399 17 36 54 26.4 194.6 0.9 8.9 -31 1013 No stop 07 15 00 --- 17 40 25 26.3 195.5 0.9 9.5 179 1026 07 11 31 07 15 30 J1642-0621 17 40 55 29.6 196.5 1.0 9.9 -1 1026 07 15 30 07 17 00 --- 17 42 25 29.5 196.9 1.0 10.2 89 1032 07 15 31 07 17 00 IRAS16399 17 42 25 26.2 196.1 1.0 9.8 -31 1032 No stop 07 20 30 --- 17 45 56 26.1 197.0 1.0 10.3 179 1045 07 17 01 Schedule for KNOCKIN (Code Kn ) Page 9 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 07 21 00 J1642-0621 17 46 26 29.3 198.0 1.1 10.9 -1 1045 07 21 00 07 22 30 --- 17 47 56 29.2 198.5 1.1 11.1 89 1051 07 21 01 07 22 30 IRAS16399 17 47 56 26.0 197.6 1.1 10.7 -31 1051 No stop 07 26 00 --- 17 51 27 25.8 198.5 1.1 11.2 179 1065 07 22 31 07 26 30 J1642-0621 17 51 57 29.0 199.6 1.1 11.8 0 1065 07 26 30 07 28 00 --- 17 53 27 29.0 200.0 1.2 12.0 90 1070 07 26 31 07 28 00 IRAS16399 17 53 27 25.7 199.0 1.2 11.5 -31 1070 No stop 07 31 30 --- 17 56 58 25.5 200.0 1.2 12.1 179 1084 07 28 01 07 32 00 J1642-0621 17 57 28 28.7 201.1 1.2 12.7 0 1084 07 32 00 07 33 30 --- 17 58 58 28.7 201.5 1.3 12.9 90 1090 07 32 01 07 33 30 IRAS16399 17 58 58 25.4 200.5 1.2 12.4 -31 1090 No stop 07 37 00 --- 18 02 28 25.2 201.4 1.3 13.0 179 1103 07 33 31 07 37 30 J1642-0621 18 02 59 28.4 202.6 1.3 13.5 0 1103 07 37 30 07 39 00 --- 18 04 29 28.3 203.0 1.4 13.8 90 1109 07 37 31 07 39 00 IRAS16399 18 04 29 25.1 202.0 1.3 13.3 -31 1109 No stop 07 42 30 --- 18 07 59 24.9 202.9 1.4 13.8 179 1123 07 39 01 07 43 00 J1642-0621 18 08 29 28.1 204.1 1.4 14.4 0 1123 07 43 00 07 44 30 --- 18 10 00 28.0 204.5 1.4 14.6 90 1128 07 43 01 07 44 30 IRAS16399 18 10 00 24.8 203.4 1.4 14.1 -30 1128 No stop 07 48 00 --- 18 13 30 24.6 204.4 1.5 14.7 180 1142 07 44 31 07 48 30 J1642-0621 18 14 00 27.8 205.6 1.5 15.3 0 1142 07 48 30 07 50 00 --- 18 15 31 27.7 206.0 1.5 15.5 90 1148 07 48 31 07 50 00 IRAS16399 18 15 31 24.5 204.9 1.5 15.0 -30 1148 No stop 07 53 30 --- 18 19 01 24.2 205.8 1.6 15.5 180 1161 07 50 01 07 54 00 J1642-0621 18 19 31 27.4 207.1 1.6 16.1 0 1161 07 54 00 07 55 30 --- 18 21 01 27.3 207.5 1.6 16.3 90 1167 07 54 01 07 55 30 IRAS16399 18 21 01 24.1 206.3 1.6 15.8 -30 1167 No stop 07 59 00 --- 18 24 32 23.9 207.2 1.7 16.3 180 1181 07 55 31 07 59 30 J1642-0621 18 25 02 27.0 208.6 1.7 16.9 0 1181 07 59 30 08 01 00 --- 18 26 32 26.9 209.0 1.7 17.2 90 1186 07 59 31 Schedule for KNOCKIN (Code Kn ) Page 10 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 08 01 00 IRAS16399 18 26 32 23.7 207.7 1.7 16.6 -30 1186 No stop 08 04 30 --- 18 30 03 23.5 208.6 1.8 17.1 180 1200 08 01 01 08 05 00 J1642-0621 18 30 33 26.6 210.1 1.8 17.7 0 1200 08 05 00 08 06 30 --- 18 32 03 26.5 210.5 1.8 18.0 90 1206 08 05 01 08 06 30 IRAS16399 18 32 03 23.3 209.2 1.8 17.4 -30 1206 No stop 08 10 00 --- 18 35 34 23.1 210.1 1.9 17.9 180 1219 08 06 31 08 10 30 J1642-0621 18 36 04 26.2 211.5 1.9 18.5 0 1219 08 10 30 08 12 00 --- 18 37 34 26.0 211.9 1.9 18.8 90 1225 08 10 31 08 12 00 IRAS16399 18 37 34 22.9 210.6 1.9 18.2 -30 1225 No stop 08 15 30 --- 18 41 05 22.6 211.5 2.0 18.7 180 1239 08 12 01 08 16 00 J1642-0621 18 41 35 25.7 213.0 2.0 19.3 0 1239 08 16 00 08 17 30 --- 18 43 05 25.6 213.3 2.0 19.5 90 1244 08 16 01 08 17 30 IRAS16399 18 43 05 22.5 212.0 2.0 19.0 -30 1244 No stop 08 21 00 --- 18 46 36 22.2 212.8 2.0 19.4 180 1258 08 17 31 08 21 30 J1642-0621 18 47 06 25.3 214.4 2.1 20.1 0 1258 08 21 30 08 23 00 --- 18 48 36 25.1 214.8 2.1 20.3 90 1264 08 21 31 08 23 00 IRAS16399 18 48 36 22.0 213.3 2.1 19.7 -30 1264 No stop 08 26 30 --- 18 52 07 21.7 214.2 2.1 20.2 180 1277 08 23 01 08 27 00 J1642-0621 18 52 37 24.8 215.8 2.2 20.9 0 1277 08 27 00 08 28 30 --- 18 54 07 24.6 216.2 2.2 21.1 90 1283 08 27 01 08 28 30 IRAS16399 18 54 07 21.6 214.7 2.2 20.5 -30 1283 No stop 08 32 00 --- 18 57 37 21.2 215.6 2.2 20.9 180 1297 08 28 31 08 32 30 J1642-0621 18 58 08 24.3 217.2 2.2 21.6 0 1297 08 32 30 08 34 00 --- 18 59 38 24.1 217.6 2.3 21.8 90 1302 08 32 31 08 34 00 IRAS16399 18 59 38 21.1 216.1 2.3 21.2 -30 1302 No stop 08 37 30 --- 19 03 08 20.8 216.9 2.3 21.6 180 1316 08 34 01 08 38 00 J1642-0621 19 03 38 23.8 218.6 2.3 22.3 1 1316 08 38 00 08 39 30 --- 19 05 09 23.6 219.0 2.4 22.5 90 1322 08 38 01 08 39 30 IRAS16399 19 05 09 20.6 217.4 2.4 21.9 -30 1322 No stop 08 43 00 --- 19 08 39 20.2 218.3 2.4 22.3 180 1335 08 39 31 Schedule for KNOCKIN (Code Kn ) Page 11 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 08 43 30 J1642-0621 19 09 09 23.2 220.0 2.4 23.0 1 1335 08 43 30 08 45 00 --- 19 10 40 23.1 220.3 2.5 23.2 90 1341 08 43 31 08 45 00 IRAS16399 19 10 40 20.1 218.8 2.4 22.6 -30 1341 No stop 08 48 30 --- 19 14 10 19.7 219.6 2.5 23.0 180 1355 08 45 01 08 49 00 J1642-0621 19 14 40 22.7 221.3 2.5 23.7 1 1355 08 49 00 08 50 30 --- 19 16 10 22.5 221.7 2.5 23.9 90 1360 08 49 01 08 50 30 IRAS16399 19 16 10 19.5 220.1 2.5 23.3 -30 1360 No stop 08 54 00 --- 19 19 41 19.2 220.9 2.6 23.7 180 1374 08 50 31 08 54 30 J1642-0621 19 20 11 22.1 222.7 2.6 24.4 1 1374 08 54 30 08 56 00 --- 19 21 41 22.0 223.1 2.6 24.5 90 1380 08 54 31 08 56 00 IRAS16399 19 21 41 19.0 221.4 2.6 24.0 -30 1380 No stop 08 59 30 --- 19 25 12 18.6 222.3 2.7 24.4 180 1393 08 56 01 09 00 00 J1642-0621 19 25 42 21.6 224.0 2.7 25.0 1 1393 09 00 00 09 01 30 --- 19 27 12 21.4 224.4 2.7 25.2 90 1399 09 00 01 09 01 30 IRAS16399 19 27 12 18.4 222.7 2.7 24.6 -30 1399 No stop 09 05 00 --- 19 30 43 18.1 223.6 2.8 25.0 180 1413 09 01 31 09 05 30 J1642-0621 19 31 13 21.0 225.4 2.8 25.7 1 1413 09 05 30 09 07 00 --- 19 32 43 20.8 225.7 2.8 25.8 90 1418 09 05 31 09 07 00 IRAS16399 19 32 43 17.9 224.0 2.8 25.2 -29 1418 No stop 09 10 30 --- 19 36 14 17.5 224.8 2.9 25.6 181 1432 09 07 01 09 11 00 J1642-0621 19 36 44 20.4 226.7 2.9 26.3 1 1432 09 11 00 09 12 30 --- 19 38 14 20.2 227.0 2.9 26.4 90 1438 09 11 01 09 12 30 IRAS16399 19 38 14 17.3 225.3 2.9 25.9 -29 1438 No stop 09 16 00 --- 19 41 45 16.9 226.1 3.0 26.3 181 1451 09 12 31 09 16 30 J1642-0621 19 42 15 19.8 228.0 3.0 26.9 1 1451 09 16 30 09 18 00 --- 19 43 45 19.6 228.3 3.0 27.0 90 1457 09 16 31 09 18 00 IRAS16399 19 43 45 16.7 226.6 3.0 26.5 -29 1457 No stop 09 21 30 --- 19 47 16 16.3 227.4 3.1 26.9 181 1470 09 18 01 09 22 00 J1642-0621 19 47 46 19.1 229.3 3.1 27.5 1 1470 09 22 00 09 23 30 --- 19 49 16 19.0 229.6 3.1 27.6 90 1476 09 22 01 Schedule for KNOCKIN (Code Kn ) Page 12 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 09 23 30 IRAS16399 19 49 16 16.1 227.9 3.1 27.1 -29 1476 No stop 09 27 00 --- 19 52 46 15.7 228.7 3.1 27.4 181 1490 09 23 31 09 27 30 J1642-0621 19 53 17 18.5 230.6 3.2 28.0 1 1490 09 27 30 09 29 00 --- 19 54 47 18.3 230.9 3.2 28.2 90 1496 09 27 31 09 29 00 IRAS16399 19 54 47 15.4 229.1 3.2 27.6 -29 1496 No stop 09 32 30 --- 19 58 17 15.0 229.9 3.2 28.0 181 1509 09 29 01 09 33 00 J1642-0621 19 58 47 17.9 231.8 3.3 28.6 1 1509 09 33 00 09 34 30 --- 20 00 18 17.7 232.2 3.3 28.7 90 1515 09 33 01 09 34 30 IRAS16399 20 00 18 14.8 230.4 3.3 28.2 -29 1515 No stop 09 38 00 --- 20 03 48 14.4 231.1 3.3 28.5 181 1528 09 34 31 09 38 30 J1642-0621 20 04 18 17.2 233.1 3.3 29.1 1 1528 09 38 30 09 40 00 --- 20 05 49 17.0 233.4 3.4 29.3 90 1534 09 38 31 09 40 00 IRAS16399 20 05 49 14.1 231.6 3.4 28.7 -29 1534 No stop 09 43 30 --- 20 09 19 13.7 232.4 3.4 29.1 181 1548 09 40 01 09 44 00 J1642-0621 20 09 49 16.5 234.3 3.4 29.6 2 1548 09 44 00 09 45 30 --- 20 11 20 16.3 234.7 3.5 29.8 90 1554 09 44 01 09 45 30 IRAS16399 20 11 20 13.5 232.8 3.5 29.3 -29 1554 No stop 09 49 00 --- 20 14 50 13.1 233.6 3.5 29.6 181 1567 09 45 31 09 49 30 J1642-0621 20 15 20 15.8 235.6 3.5 30.1 2 1567 09 49 30 09 51 00 --- 20 16 50 15.6 235.9 3.6 30.3 90 1573 09 49 31 09 51 00 IRAS16399 20 16 50 12.8 234.0 3.5 29.8 -29 1573 No stop 09 54 30 --- 20 20 21 12.4 234.8 3.6 30.1 181 1586 09 51 01 09 55 00 J1642-0621 20 20 51 15.1 236.8 3.6 30.6 2 1586 09 55 00 09 56 30 --- 20 22 21 15.0 237.1 3.6 30.7 90 1592 09 55 01 09 56 30 IRAS16399 20 22 21 12.1 235.2 3.6 30.3 -29 1592 No stop 10 00 00 --- 20 25 52 11.7 236.0 3.7 30.6 181 1606 09 56 31 10 00 30 J1642-0621 20 26 22 14.4 238.0 3.7 31.1 2 1606 10 00 30 10 02 00 --- 20 27 52 14.2 238.3 3.7 31.2 90 1612 10 00 31 10 02 00 IRAS16399 20 27 52 11.4 236.4 3.7 30.7 -29 1612 No stop 10 05 30 --- 20 31 23 11.0 237.2 3.8 31.0 181 1625 10 02 01 Schedule for KNOCKIN (Code Kn ) Page 13 OH gas in Megamaser Galaxies: imaging the diffuse and compact emission 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 ---------------------------------------------------------------------------------------- --- Sat 1 Mar 2025 Day 60 --- 10 06 00 J1642-0621 20 31 53 13.7 239.2 3.8 31.5 2 1625 10 06 00 10 07 30 --- 20 33 23 13.5 239.5 3.8 31.6 90 1631 10 06 01 10 07 30 IRAS16399 20 33 23 10.7 237.6 3.8 31.2 -29 1631 No stop 10 11 00 --- 20 36 54 10.3 238.4 3.9 31.5 181 1644 10 07 31 10 11 30 J1642-0621 20 37 24 13.0 240.4 3.9 32.0 2 1644 10 11 30 10 13 00 --- 20 38 54 12.8 240.7 3.9 32.1 90 1650 10 11 31 10 16 00 3C286 20 41 55 14.3 301.8 7.2 36.5 -26 1650 10 16 00 10 21 00 --- 20 46 55 13.6 302.7 7.2 36.1 274 1669 10 16 01 10 24 00 3C345 20 49 56 47.0 278.0 4.1 51.2 57 1669 10 24 00 10 29 00 --- 20 54 57 46.2 278.9 4.2 51.0 300 1689 10 24 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess125.L1024usb --- 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: 12 Station: KNOCKIN Total bit rate: 512 Format: VDIF Bits per sample: 2 Sample rate:128.000 Number of channels: 2 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 2272.00 2272.00 Net SB= U U IF SB = L L Pol. = RCP LCP BBC = 1 9 BBC SB= L L IF = A1 B1 The following frequency sets based on these setups were used. Frequency Set: 8 Setup file default. Used with PCAL = off LO sum= 1587.22 1587.22 BBC fr= 684.78 684.78 Bandwd= 64.00 64.00 Matching frequency sets: 8 9 10 11 12 15 Track assignments are: track1= 1, 2 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * IRAS16399 16 39 55.599269 * 16 42 40.107370 16 44 02.930024 0.00 -09 37 35.64506 *-09 43 13.05900 -09 46 12.26913 0.00 From catalog imbedded in main SCHED input file. * J1642-0621 16 39 21.443854 * 16 42 02.177700 16 43 23.109132 0.00 -06 15 43.81936 *-06 21 23.69500 -06 24 25.42123 0.00 From catalog imbedded in main SCHED input file. * 3C345 16 41 17.606234 * 16 42 58.809971 16 43 49.891629 0.00 39 54 10.81496 * 39 48 36.99402 39 45 24.04354 0.00 From catalog imbedded in main SCHED input file. * 3C286 13 28 49.657760 * 13 31 08.288052 13 32 19.443286 0.00 30 45 58.64032 * 30 30 32.95896 30 22 30.71274 0.00 From catalog imbedded in main SCHED input file. 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 IRAS16399 sess125.L1024usb 1 2 3 4 5 6 7 8 13 14 4.900 305.712 J1642-0621 sess125.L1024usb 1 2 3 4 5 6 7 8 13 14 2.283 148.159 3C345 sess125.L1024usb 1 2 3 4 5 6 7 8 13 14 0.300 24.516 3C286 sess125.L1024usb 1 2 3 5 6 7 8 13 14 0.250 13.906 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) IRAS16399 90.1 J1642-0621 90.7 3C345 95.9 3C286 135.6 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