COVER INFORMATION Station: YEBES40M (Code Ys ) Experiment: A definite answer to the nature of the water gigamaser in TXS2226-184 Exp. Code: ET045B Schedule Version: 2.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: A. Tarchi Address: INAF - Osservatorio Astronomico di Cagliari Via della Scienza 5 I-09047 Selargius (Cagliari) Italy Phone: +39 07071180235 EMAIL: andrea.tarchi@inaf.it Fax: Phone during observation: +39 07071180235 Observing mode: Observations of TXS2226-184 at 5 GHz (2048 Mb/s) Notes: phase-cal OFF EVN+MERLIN Schedule for YEBES40M (Code Ys ) Page 2 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- Next scan frequencies: 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 Next BBC frequencies: 672.49 672.49 672.49 672.49 736.49 736.49 736.49 736.49 800.49 800.49 800.49 800.49 864.49 864.49 864.49 864.49 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 07 30 00 3C345 18 18 38 71.9 275.4 1.6 79.9 0 0 07 30 00 07 38 00 --- 18 26 39 70.4 276.2 1.7 79.4 480 124 07 30 01 08 15 30 J2232-1659 19 04 15 14.8 128.4 -3.5 D -38.5 2081 124 08 15 30 08 17 30 =2229-172 19 06 15 15.1 128.8 -3.5 -38.2 0 155 08 15 31 08 17 30 TXS 19 06 15 14.7 130.2 -3.4 D -37.6 -16 155 No stop 08 20 30 --- 19 09 16 15.1 130.8 -3.4 -37.3 0 201 08 17 31 08 21 00 J2232-1659 19 09 46 15.7 129.5 -3.4 -37.8 14 201 08 21 00 08 23 00 =2229-172 19 11 46 15.9 129.9 -3.4 -37.5 120 232 08 21 01 08 23 00 TXS 19 11 46 15.5 131.3 -3.3 -36.9 -16 232 No stop 08 26 00 --- 19 14 47 15.9 131.9 -3.3 -36.5 164 278 08 23 01 08 26 00 J2232-1659 19 14 47 16.4 130.5 -3.3 -37.2 -16 278 No stop 08 28 00 =2229-172 19 16 47 16.7 130.9 -3.3 -36.9 104 309 08 26 01 08 28 00 TXS 19 16 47 16.2 132.3 -3.2 -36.3 -16 309 No stop 08 31 00 --- 19 19 48 16.6 132.9 -3.2 -35.9 164 356 08 28 01 08 31 30 J2232-1659 19 20 18 17.2 131.6 -3.2 -36.4 14 356 08 31 30 08 33 30 =2229-172 19 22 18 17.5 132.0 -3.2 -36.2 120 386 08 31 31 08 33 30 TXS 19 22 18 16.9 133.4 -3.1 -35.5 -16 386 No stop 08 36 30 --- 19 25 19 17.3 134.0 -3.1 -35.1 164 433 08 33 31 08 36 30 J2232-1659 19 25 19 17.9 132.6 -3.1 -35.8 -16 433 No stop 08 38 30 =2229-172 19 27 19 18.2 133.0 -3.1 -35.5 104 464 08 36 31 08 38 30 TXS 19 27 19 17.6 134.4 -3.0 -34.8 -16 464 No stop 08 41 30 --- 19 30 19 18.0 135.0 -3.0 -34.4 164 510 08 38 31 08 42 00 J2232-1659 19 30 50 18.6 133.8 -3.0 -35.0 14 510 08 42 00 08 44 00 =2229-172 19 32 50 18.9 134.2 -3.0 -34.7 120 541 08 42 01 08 44 00 TXS 19 32 50 18.4 135.5 -3.0 -34.1 -16 541 No stop 08 47 00 --- 19 35 50 18.8 136.2 -2.9 -33.6 164 587 08 44 01 Schedule for YEBES40M (Code Ys ) Page 3 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- 08 47 00 J2232-1659 19 35 50 19.3 134.8 -3.0 -34.3 -16 587 No stop 08 49 00 =2229-172 19 37 51 19.6 135.2 -2.9 -34.0 104 618 08 47 01 08 49 00 TXS 19 37 51 19.0 136.6 -2.9 -33.3 -16 618 No stop 08 52 00 --- 19 40 51 19.4 137.2 -2.8 -32.9 164 665 08 49 01 08 52 30 J2232-1659 19 41 21 20.1 136.0 -2.9 -33.5 14 665 08 52 30 08 54 30 =2229-172 19 43 22 20.3 136.4 -2.8 -33.2 120 696 08 52 31 08 54 30 TXS 19 43 22 19.7 137.8 -2.8 -32.5 -16 696 No stop 08 57 30 --- 19 46 22 20.1 138.4 -2.7 -32.1 164 742 08 54 31 08 57 30 J2232-1659 19 46 22 20.7 137.0 -2.8 -32.8 -16 742 No stop 08 59 30 =2229-172 19 48 22 21.0 137.5 -2.8 -32.5 104 773 08 57 31 08 59 30 TXS 19 48 22 20.4 138.8 -2.7 -31.8 -16 773 No stop 09 02 30 --- 19 51 23 20.7 139.5 -2.6 -31.3 164 819 08 59 31 09 03 00 J2232-1659 19 51 53 21.4 138.2 -2.7 -32.0 14 819 09 03 00 09 05 00 =2229-172 19 53 53 21.7 138.7 -2.7 -31.6 120 850 09 03 01 09 05 00 TXS 19 53 53 21.0 140.0 -2.6 -30.9 -16 850 No stop 09 08 00 --- 19 56 54 21.4 140.7 -2.6 -30.4 164 897 09 05 01 09 08 00 J2232-1659 19 56 54 22.1 139.3 -2.6 -31.2 -16 897 No stop 09 10 00 =2229-172 19 58 54 22.3 139.8 -2.6 -30.9 104 927 09 08 01 09 10 00 TXS 19 58 54 21.7 141.1 -2.5 -30.1 -16 927 No stop 09 13 00 --- 20 01 55 22.0 141.8 -2.5 -29.6 164 974 09 10 01 09 13 30 J2232-1659 20 02 25 22.7 140.6 -2.5 -30.3 14 974 09 13 30 09 15 30 =2229-172 20 04 25 23.0 141.0 -2.5 -30.0 120 1005 09 13 31 09 15 30 TXS 20 04 25 22.3 142.4 -2.4 -29.2 -16 1005 No stop 09 18 30 --- 20 07 26 22.6 143.0 -2.4 -28.7 164 1051 09 15 31 09 18 30 J2232-1659 20 07 26 23.3 141.7 -2.4 -29.5 -16 1051 No stop 09 20 30 =2229-172 20 09 26 23.6 142.1 -2.4 -29.2 104 1082 09 18 31 09 20 30 TXS 20 09 26 22.9 143.5 -2.3 -28.4 -16 1082 No stop 09 23 30 --- 20 12 26 23.2 144.2 -2.3 -27.9 164 1128 09 20 31 09 24 00 J2232-1659 20 12 56 24.0 142.9 -2.3 -28.6 14 1128 09 24 00 09 26 00 =2229-172 20 14 57 24.2 143.4 -2.3 -28.3 120 1159 09 24 01 Schedule for YEBES40M (Code Ys ) Page 4 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- 09 26 00 TXS 20 14 57 23.5 144.7 -2.3 -27.5 -16 1159 No stop 09 29 00 --- 20 17 57 23.8 145.4 -2.2 -27.0 164 1206 09 26 01 09 29 00 J2232-1659 20 17 57 24.5 144.1 -2.3 -27.8 -16 1206 No stop 09 31 00 =2229-172 20 19 58 24.8 144.6 -2.2 -27.4 104 1237 09 29 01 09 31 00 TXS 20 19 58 24.0 145.9 -2.2 -26.6 -16 1237 No stop 09 34 00 --- 20 22 58 24.3 146.6 -2.1 -26.1 164 1283 09 31 01 09 34 30 J2232-1659 20 23 28 25.1 145.4 -2.2 -26.8 14 1283 09 34 30 09 36 30 =2229-172 20 25 28 25.4 145.9 -2.1 -26.5 120 1314 09 34 31 09 36 30 TXS 20 25 28 24.6 147.2 -2.1 -25.7 -16 1314 No stop 09 39 30 --- 20 28 29 24.9 147.9 -2.0 -25.1 164 1360 09 36 31 09 39 30 J2232-1659 20 28 29 25.7 146.6 -2.1 -25.9 -16 1360 No stop 09 41 30 =2229-172 20 30 29 25.9 147.1 -2.0 -25.6 104 1391 09 39 31 09 41 30 TXS 20 30 29 25.1 148.4 -2.0 -24.8 -16 1391 No stop 09 44 30 --- 20 33 30 25.4 149.1 -1.9 -24.2 164 1438 09 41 31 09 45 00 J2232-1659 20 34 00 26.2 147.9 -2.0 -25.0 14 1438 09 45 00 09 47 00 =2229-172 20 36 00 26.4 148.4 -2.0 -24.6 120 1469 09 45 01 09 47 00 TXS 20 36 00 25.7 149.7 -1.9 -23.8 -16 1469 No stop 09 50 00 --- 20 39 01 25.9 150.4 -1.9 -23.2 164 1515 09 47 01 09 50 00 J2232-1659 20 39 01 26.7 149.1 -1.9 -24.1 -16 1515 No stop 09 52 00 =2229-172 20 41 01 26.9 149.6 -1.9 -23.7 104 1546 09 50 01 09 52 00 TXS 20 41 01 26.1 150.9 -1.8 -22.9 -16 1546 No stop 09 55 00 --- 20 44 01 26.4 151.7 -1.8 -22.3 164 1592 09 52 01 09 55 30 J2232-1659 20 44 32 27.3 150.5 -1.8 -23.0 14 1592 09 55 30 09 57 30 =2229-172 20 46 32 27.4 151.0 -1.8 -22.7 120 1623 09 55 31 09 57 30 TXS 20 46 32 26.6 152.3 -1.7 -21.8 -16 1623 No stop 10 00 30 --- 20 49 32 26.9 153.0 -1.7 -21.3 164 1669 09 57 31 10 00 30 J2232-1659 20 49 32 27.7 151.7 -1.7 -22.1 -16 1669 No stop 10 02 30 =2229-172 20 51 33 27.9 152.2 -1.7 -21.7 104 1700 10 00 31 10 02 30 TXS 20 51 33 27.1 153.5 -1.6 -20.9 -16 1700 No stop 10 05 30 --- 20 54 33 27.3 154.3 -1.6 -20.3 164 1747 10 02 31 Schedule for YEBES40M (Code Ys ) Page 5 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- 10 06 00 J2232-1659 20 55 03 28.2 153.1 -1.6 -21.0 14 1747 10 06 00 10 08 00 =2229-172 20 57 04 28.4 153.6 -1.6 -20.7 120 1778 10 06 01 10 08 00 TXS 20 57 04 27.5 154.9 -1.6 -19.8 -16 1778 No stop 10 11 00 --- 21 00 04 27.8 155.7 -1.5 -19.2 164 1824 10 08 01 10 11 00 J2232-1659 21 00 04 28.6 154.4 -1.6 -20.1 -16 1824 No stop 10 13 00 =2229-172 21 02 04 28.8 154.9 -1.5 -19.7 104 1855 10 11 01 10 13 00 TXS 21 02 04 27.9 156.2 -1.5 -18.8 -16 1855 No stop 10 16 00 --- 21 05 05 28.1 156.9 -1.4 -18.3 164 1901 10 13 01 10 16 30 J2232-1659 21 05 35 29.1 155.8 -1.5 -19.0 14 1901 10 16 30 10 18 30 =2229-172 21 07 35 29.2 156.3 -1.4 -18.6 120 1932 10 16 31 10 18 30 TXS 21 07 35 28.3 157.6 -1.4 -17.8 -16 1932 No stop 10 21 30 --- 21 10 36 28.5 158.4 -1.3 -17.2 164 1979 10 18 31 10 21 30 J2232-1659 21 10 36 29.5 157.1 -1.4 -18.0 -16 1979 No stop 10 23 30 =2229-172 21 12 36 29.6 157.6 -1.3 -17.6 104 2010 10 21 31 10 23 30 TXS 21 12 36 28.7 158.9 -1.3 -16.7 -16 2010 No stop 10 26 30 --- 21 15 37 28.9 159.7 -1.2 -16.1 164 2056 10 23 31 10 27 00 J2232-1659 21 16 07 29.8 158.6 -1.3 -16.9 14 2056 10 27 00 10 29 00 =2229-172 21 18 07 30.0 159.1 -1.3 -16.5 120 2087 10 27 01 10 29 00 TXS 21 18 07 29.0 160.3 -1.2 -15.6 -16 2087 No stop 10 32 00 --- 21 21 08 29.2 161.1 -1.2 -15.0 164 2133 10 29 01 10 32 00 J2232-1659 21 21 08 30.2 159.9 -1.2 -15.8 -16 2133 No stop 10 34 00 =2229-172 21 23 08 30.3 160.4 -1.2 -15.4 104 2164 10 32 01 10 34 00 TXS 21 23 08 29.4 161.6 -1.1 -14.6 -16 2164 No stop 10 37 00 --- 21 26 08 29.5 162.4 -1.1 -14.0 164 2211 10 34 01 10 37 30 J2232-1659 21 26 38 30.5 161.4 -1.1 -14.7 14 2211 10 37 30 10 39 30 =2229-172 21 28 39 30.7 161.9 -1.1 -14.3 120 2241 10 37 31 10 39 30 TXS 21 28 39 29.7 163.1 -1.0 -13.4 -16 2241 No stop 10 42 30 --- 21 31 39 29.8 163.9 -1.0 -12.8 164 2288 10 39 31 10 42 30 J2232-1659 21 31 39 30.8 162.7 -1.0 -13.6 -16 2288 No stop 10 44 30 =2229-172 21 33 40 30.9 163.3 -1.0 -13.2 104 2319 10 42 31 Schedule for YEBES40M (Code Ys ) Page 6 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- 10 44 30 TXS 21 33 40 29.9 164.4 -0.9 -12.4 -16 2319 No stop 10 47 30 --- 21 36 40 30.1 165.2 -0.9 -11.8 164 2365 10 44 31 10 48 00 J2232-1659 21 37 10 31.1 164.2 -0.9 -12.5 14 2365 10 48 00 10 50 00 =2229-172 21 39 11 31.2 164.8 -0.9 -12.0 120 2396 10 48 01 10 50 00 TXS 21 39 11 30.2 165.9 -0.9 -11.2 -16 2396 No stop 10 53 00 --- 21 42 11 30.3 166.7 -0.8 -10.6 164 2442 10 50 01 10 53 00 J2232-1659 21 42 11 31.4 165.6 -0.9 -11.4 -16 2442 No stop 10 55 00 =2229-172 21 44 11 31.5 166.1 -0.8 -11.0 104 2473 10 53 01 10 55 00 TXS 21 44 11 30.4 167.3 -0.8 -10.1 -16 2473 No stop 10 58 00 --- 21 47 12 30.5 168.1 -0.7 -9.5 164 2520 10 55 01 10 58 30 J2232-1659 21 47 42 31.6 167.1 -0.8 -10.2 14 2520 10 58 30 11 00 30 =2229-172 21 49 42 31.7 167.7 -0.7 -9.8 120 2551 10 58 31 11 00 30 TXS 21 49 42 30.6 168.8 -0.7 -9.0 -16 2551 No stop 11 03 30 --- 21 52 43 30.8 169.6 -0.6 -8.3 164 2597 11 00 31 11 03 30 J2232-1659 21 52 43 31.8 168.5 -0.7 -9.1 -16 2597 No stop 11 05 30 =2229-172 21 54 43 31.9 169.1 -0.6 -8.7 104 2628 11 03 31 11 05 30 TXS 21 54 43 30.8 170.1 -0.6 -7.9 -16 2628 No stop 11 08 30 --- 21 57 44 30.9 171.0 -0.5 -7.2 164 2674 11 05 31 11 09 00 J2232-1659 21 58 14 32.0 170.0 -0.6 -7.9 14 2674 11 09 00 11 11 00 =2229-172 22 00 14 32.1 170.6 -0.6 -7.5 120 2705 11 09 01 11 11 00 TXS 22 00 14 31.0 171.7 -0.5 -6.7 -16 2705 No stop 11 14 00 --- 22 03 14 31.1 172.5 -0.5 -6.0 164 2752 11 11 01 11 14 00 J2232-1659 22 03 14 32.2 171.4 -0.5 -6.8 -16 2752 No stop 11 16 00 =2229-172 22 05 15 32.2 172.0 -0.5 -6.3 104 2782 11 14 01 11 16 00 TXS 22 05 15 31.1 173.0 -0.4 -5.6 -16 2782 No stop 11 19 00 --- 22 08 15 31.2 173.9 -0.4 -4.9 164 2829 11 16 01 11 23 15 3C48 22 12 31 48.7 83.1 -3.4 -64.5 149 2829 11 23 15 11 30 15 --- 22 19 32 50.0 84.1 -3.3 -64.7 420 2937 11 23 16 11 34 15 J2232-1659 22 23 33 32.6 177.2 -0.2 -2.2 133 2937 11 34 15 11 36 15 =2229-172 22 25 33 32.6 177.8 -0.1 -1.8 120 2968 11 34 16 Schedule for YEBES40M (Code Ys ) Page 7 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- 11 36 15 TXS 22 25 33 31.4 178.7 -0.1 -1.1 -16 2968 No stop 11 39 15 --- 22 28 34 31.4 179.5 -0.0 -0.4 164 3014 11 36 16 11 39 45 J2232-1659 22 29 04 32.6 178.7 -0.1 -1.0 14 3014 11 39 45 11 41 45 =2229-172 22 31 04 32.6 179.3 -0.0 -0.5 120 3045 11 39 46 11 41 45 TXS 22 31 04 31.4 180.2 0.0 0.2 -16 3045 No stop 11 44 45 --- 22 34 05 31.4 181.0 0.1 0.8 164 3092 11 41 46 11 44 45 J2232-1659 22 34 05 32.6 180.2 0.0 0.1 -16 3092 No stop 11 46 45 =2229-172 22 36 05 32.6 180.7 0.0 0.6 104 3123 11 44 46 11 46 45 TXS 22 36 05 31.4 181.6 0.1 1.3 -16 3123 No stop 11 49 45 --- 22 39 05 31.4 182.4 0.1 2.0 164 3169 11 46 46 11 50 15 J2232-1659 22 39 35 32.6 181.7 0.1 1.4 14 3169 11 50 15 11 52 15 =2229-172 22 41 36 32.6 182.3 0.1 1.8 120 3200 11 50 16 11 52 15 TXS 22 41 36 31.3 183.1 0.2 2.5 -16 3200 No stop 11 55 15 --- 22 44 36 31.3 184.0 0.2 3.2 164 3246 11 52 16 11 55 15 J2232-1659 22 44 36 32.5 183.2 0.2 2.5 -16 3246 No stop 11 57 15 =2229-172 22 46 37 32.5 183.7 0.2 3.0 104 3277 11 55 16 11 57 15 TXS 22 46 37 31.3 184.5 0.3 3.6 -16 3277 No stop 12 00 15 --- 22 49 37 31.2 185.4 0.3 4.3 164 3324 11 57 16 12 00 45 J2232-1659 22 50 07 32.5 184.7 0.3 3.7 14 3324 12 00 45 12 02 45 =2229-172 22 52 07 32.4 185.3 0.3 4.2 120 3354 12 00 46 12 02 45 TXS 22 52 07 31.2 186.1 0.4 4.8 -16 3354 No stop 12 05 45 --- 22 55 08 31.1 186.9 0.4 5.5 164 3401 12 02 46 12 05 45 J2232-1659 22 55 08 32.4 186.1 0.4 4.9 -16 3401 No stop 12 07 45 =2229-172 22 57 08 32.3 186.7 0.4 5.3 104 3432 12 05 46 12 07 45 TXS 22 57 08 31.1 187.4 0.4 5.9 -16 3432 No stop 12 10 45 --- 23 00 09 31.0 188.3 0.5 6.6 164 3478 12 07 46 12 11 15 J2232-1659 23 00 39 32.3 187.7 0.5 6.1 14 3478 12 11 15 12 13 15 =2229-172 23 02 39 32.2 188.3 0.5 6.5 120 3509 12 11 16 12 13 15 TXS 23 02 39 30.9 189.0 0.5 7.2 -16 3509 No stop 12 16 15 --- 23 05 40 30.8 189.8 0.6 7.8 164 3555 12 13 16 Schedule for YEBES40M (Code Ys ) Page 8 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- 12 16 15 J2232-1659 23 05 40 32.1 189.1 0.5 7.2 -16 3555 No stop 12 18 15 =2229-172 23 07 40 32.0 189.7 0.6 7.7 104 3586 12 16 16 12 18 15 TXS 23 07 40 30.8 190.3 0.6 8.3 -16 3586 No stop 12 21 15 --- 23 10 41 30.7 191.2 0.7 8.9 164 3633 12 18 16 12 21 45 J2232-1659 23 11 11 31.9 190.6 0.6 8.4 14 3633 12 21 45 12 23 45 =2229-172 23 13 11 31.9 191.2 0.7 8.9 120 3664 12 21 46 12 23 45 TXS 23 13 11 30.6 191.8 0.7 9.4 -16 3664 No stop 12 26 45 --- 23 16 11 30.4 192.7 0.8 10.1 164 3710 12 23 46 12 26 45 J2232-1659 23 16 11 31.7 192.0 0.7 9.5 -16 3710 No stop 12 28 45 =2229-172 23 18 12 31.7 192.6 0.7 10.0 104 3741 12 26 46 12 28 45 TXS 23 18 12 30.4 193.2 0.8 10.5 -16 3741 No stop 12 31 45 --- 23 21 12 30.2 194.0 0.8 11.2 164 3787 12 28 46 12 34 35 3C454.3 23 24 03 64.9 196.7 0.5 13.1 120 3787 12 34 35 12 39 35 --- 23 29 04 64.6 199.4 0.6 15.2 300 3865 12 34 36 12 42 20 J2232-1659 23 31 49 31.0 196.3 1.0 12.9 116 3865 12 42 20 12 44 20 =2229-172 23 33 49 30.9 196.9 1.0 13.3 120 3895 12 42 21 12 44 20 TXS 23 33 49 29.6 197.4 1.1 13.8 -16 3895 No stop 12 47 20 --- 23 36 50 29.4 198.2 1.1 14.5 164 3942 12 44 21 12 47 50 J2232-1659 23 37 20 30.7 197.8 1.1 14.1 14 3942 12 47 50 12 49 50 =2229-172 23 39 20 30.6 198.4 1.1 14.5 120 3973 12 47 51 12 49 50 TXS 23 39 20 29.2 198.9 1.2 15.0 -16 3973 No stop 12 52 50 --- 23 42 21 29.1 199.6 1.2 15.6 164 4019 12 49 51 12 52 50 J2232-1659 23 42 21 30.4 199.2 1.1 15.1 -16 4019 No stop 12 54 50 =2229-172 23 44 21 30.3 199.7 1.2 15.5 104 4050 12 52 51 12 54 50 TXS 23 44 21 28.9 200.2 1.2 16.0 -16 4050 No stop 12 57 50 --- 23 47 22 28.7 201.0 1.3 16.6 164 4096 12 54 51 12 58 20 J2232-1659 23 47 52 30.0 200.6 1.2 16.3 14 4096 12 58 20 13 00 20 =2229-172 23 49 52 29.9 201.2 1.3 16.7 120 4127 12 58 21 13 00 20 TXS 23 49 52 28.5 201.6 1.3 17.1 -16 4127 No stop 13 03 20 --- 23 52 52 28.3 202.4 1.4 17.7 164 4174 13 00 21 Schedule for YEBES40M (Code Ys ) Page 9 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- 13 03 20 J2232-1659 23 52 52 29.7 202.0 1.3 17.3 -16 4174 No stop 13 05 20 =2229-172 23 54 53 29.6 202.5 1.4 17.7 104 4205 13 03 21 13 05 20 TXS 23 54 53 28.2 202.9 1.4 18.1 -16 4205 No stop 13 08 20 --- 23 57 53 28.0 203.7 1.5 18.7 164 4251 13 05 21 13 08 50 J2232-1659 23 58 23 29.3 203.4 1.4 18.4 14 4251 13 08 50 13 10 50 =2229-172 00 00 24 29.1 203.9 1.4 18.8 120 4282 13 08 51 13 10 50 TXS 00 00 24 27.8 204.3 1.5 19.2 -16 4282 No stop 13 13 50 --- 00 03 24 27.5 205.1 1.6 19.8 164 4328 13 10 51 13 13 50 J2232-1659 00 03 24 28.9 204.7 1.5 19.4 -16 4328 No stop 13 15 50 =2229-172 00 05 24 28.8 205.2 1.5 19.8 104 4359 13 13 51 13 15 50 TXS 00 05 24 27.4 205.6 1.6 20.2 -16 4359 No stop 13 18 50 --- 00 08 25 27.1 206.3 1.6 20.8 164 4406 13 15 51 13 19 20 J2232-1659 00 08 55 28.5 206.1 1.6 20.5 14 4406 13 19 20 13 21 20 =2229-172 00 10 55 28.3 206.6 1.6 20.9 120 4437 13 19 21 13 21 20 TXS 00 10 55 26.9 206.9 1.7 21.2 -16 4437 No stop 13 24 20 --- 00 13 56 26.6 207.7 1.7 21.8 164 4483 13 21 21 13 24 20 J2232-1659 00 13 56 28.0 207.4 1.7 21.4 -16 4483 No stop 13 26 20 =2229-172 00 15 56 27.9 207.9 1.7 21.8 104 4514 13 24 21 13 26 20 TXS 00 15 56 26.5 208.2 1.8 22.2 -16 4514 No stop 13 29 20 --- 00 18 57 26.2 208.9 1.8 22.7 164 4560 13 26 21 13 29 50 J2232-1659 00 19 27 27.5 208.8 1.8 22.5 14 4560 13 29 50 13 31 50 =2229-172 00 21 27 27.4 209.3 1.8 22.9 120 4591 13 29 51 13 31 50 TXS 00 21 27 26.0 209.5 1.9 23.2 -16 4591 No stop 13 34 50 --- 00 24 28 25.7 210.3 1.9 23.8 164 4637 13 31 51 13 34 50 J2232-1659 00 24 28 27.1 210.0 1.8 23.4 -16 4637 No stop 13 36 50 =2229-172 00 26 28 26.9 210.5 1.9 23.8 104 4668 13 34 51 13 36 50 TXS 00 26 28 25.5 210.7 1.9 24.1 -16 4668 No stop 13 39 50 --- 00 29 28 25.2 211.5 2.0 24.7 164 4715 13 36 51 13 40 20 J2232-1659 00 29 59 26.5 211.4 1.9 24.4 14 4715 13 40 20 13 42 20 =2229-172 00 31 59 26.3 211.9 2.0 24.8 120 4746 13 40 21 Schedule for YEBES40M (Code Ys ) Page 10 A definite answer to the nature of the water gigamaser in TXS2226-184 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 ---------------------------------------------------------------------------------------- --- Sun 7 Mar 2021 Day 66 --- 13 42 20 TXS 00 31 59 24.9 212.1 2.0 25.1 -16 4746 No stop 13 45 20 --- 00 34 59 24.6 212.8 2.1 25.6 164 4792 13 42 21 13 45 20 J2232-1659 00 34 59 26.0 212.6 2.0 25.3 -16 4792 No stop 13 47 20 =2229-172 00 37 00 25.8 213.1 2.1 25.7 104 4823 13 45 21 13 47 20 TXS 00 37 00 24.4 213.2 2.1 26.0 -16 4823 No stop 13 50 20 --- 00 40 00 24.1 213.9 2.2 26.5 164 4869 13 47 21 13 50 50 J2232-1659 00 40 30 25.5 213.9 2.1 26.3 14 4869 13 50 50 13 52 50 =2229-172 00 42 31 25.2 214.4 2.2 26.6 120 4900 13 50 51 13 52 50 TXS 00 42 31 23.8 214.5 2.2 26.9 -16 4900 No stop 13 55 50 --- 00 45 31 23.5 215.2 2.3 27.5 164 4947 13 52 51 13 55 50 J2232-1659 00 45 31 24.9 215.1 2.2 27.2 -16 4947 No stop 13 57 50 =2229-172 00 47 31 24.7 215.6 2.2 27.5 104 4978 13 55 51 13 57 50 TXS 00 47 31 23.3 215.7 2.3 27.8 -16 4978 No stop 14 00 50 --- 00 50 32 23.0 216.4 2.3 28.3 164 5024 13 57 51 14 01 20 J2232-1659 00 51 02 24.3 216.4 2.3 28.1 14 5024 14 01 20 14 03 20 =2229-172 00 53 02 24.1 216.8 2.3 28.4 120 5055 14 01 21 14 03 20 TXS 00 53 02 22.7 216.9 2.4 28.7 -16 5055 No stop 14 06 20 --- 00 56 03 22.3 217.6 2.4 29.2 164 5101 14 03 21 14 06 20 J2232-1659 00 56 03 23.7 217.5 2.4 28.9 -16 5101 No stop 14 08 20 =2229-172 00 58 03 23.5 218.0 2.4 29.3 104 5132 14 06 21 14 08 20 TXS 00 58 03 22.1 218.1 2.5 29.5 -16 5132 No stop 14 11 20 --- 01 01 04 21.7 218.7 2.5 30.0 164 5179 14 08 21 14 11 50 J2232-1659 01 01 34 23.1 218.8 2.5 29.8 14 5179 14 11 50 14 13 50 =2229-172 01 03 34 22.8 219.2 2.5 30.2 120 5209 14 11 51 14 13 50 TXS 01 03 34 21.4 219.3 2.6 30.4 -16 5209 No stop 14 16 50 --- 01 06 35 21.1 219.9 2.6 30.9 164 5256 14 13 51 14 16 50 J2232-1659 01 06 35 22.5 219.9 2.6 30.6 -16 5256 No stop 14 21 50 =2229-172 01 11 35 21.9 221.0 2.6 31.4 284 5333 14 16 51 14 24 25 3C454.3 01 14 11 51.4 241.3 2.3 44.0 110 5333 14 24 25 14 30 00 --- 01 19 47 50.4 242.9 2.4 44.8 335 5419 14 24 26 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess121.C2048 --- WARNING --- This group does not match an entry in the frequency catalog. This might be ok because the catalog is not complete. But be very careful to be sure that the setup is correct. Setup group: 8 Station: YEBES40M Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 Net SB= L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 8 Setup file default. Used with PCAL = off LO sum= 4830.49 4830.49 4830.49 4830.49 4894.49 4894.49 4894.49 4894.49 4958.49 4958.49 4958.49 4958.49 5022.49 5022.49 5022.49 5022.49 BBC fr= 672.49 672.49 672.49 672.49 736.49 736.49 736.49 736.49 800.49 800.49 800.49 800.49 864.49 864.49 864.49 864.49 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 8 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * TXS 22 26 30.065630 * 22 29 12.494600 22 30 18.881967 0.00 -18 26 09.57617 *-18 10 47.24200 -18 04 28.99753 0.00 From catalog imbedded in main SCHED input file. J0137+3309 01 34 49.826374 * 01 37 41.299440 01 38 51.768519 0.52 0134+329 32 54 20.25881 * 33 09 35.13299 33 15 56.63291 0.50 * 3C48 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.vlba.2012jul J0137+33 rfc_2012b Petrov, 2012, unpublished 140 observations J1642+3948 16 41 17.606228 * 16 42 58.809965 16 43 41.199694 0.77 * 3C345 39 54 10.81496 * 39 48 36.99402 39 45 58.75868 0.52 1641+399 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.vlba.2012jul J1642+39 GSFC 2011B astro solution 52621 Observations * J2232-1659 22 29 40.999940 * 22 32 22.564554 22 33 28.600541 0.26 2229-172 -17 14 29.56607 *-16 59 01.89249 -16 52 41.60980 0.43 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.vlba.2012jul rfc_2012b Petrov, 2012, unpublished 86 observations J2253+1608 22 51 29.519738 * 22 53 57.747937 22 54 58.244678 0.68 * 3C454.3 15 52 54.34810 * 16 08 53.56093 16 15 26.22048 0.72 2251+158 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.vlba.2012jul J2253+16 GSFC 2011B astro solution 39747 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 TXS sess121.C2048 1 2 3 4 5 6 7 8 9 13 18 19 + 3.500 337.788 3C48 sess121.C2048 1 2 3 4 5 6 7 8 9 13 18 19 + 0.117 22.154 3C345 sess121.C2048 1 2 3 4 5 6 7 8 9 13 0.133 18.133 J2232-1659 sess121.C2048 1 2 3 4 5 6 7 8 9 13 18 19 + 2.417 251.118 3C454.3 sess121.C2048 1 2 3 4 5 7 8 9 13 19 0.176 21.167 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) TXS 16.6 3C48 51.7 3C345 98.8 J2232-1659 15.2 3C454.3 21.8 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