COVER INFORMATION Station: JODRELL1 (Code Jb ) Experiment: CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma Exp. Code: EM173B Schedule Version: 3.00 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: Marcote Address: JIVE Oude Hoogeveensedijk 4 Dwingeloo Netherlands Phone: +31 521 596 508 EMAIL: marcote@jive.eu Fax: Phone during observation: +31 521 596 508 Observing mode: vlbi Notes: ##### Please, make sure PHASE CAL is OFF ##### Schedule for JODRELL1 (Code Jb ) Page 2 CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma 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 3 Mar 2024 Day 63 --- Next scan frequencies: 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 Next BBC frequencies: 645.51 645.51 645.51 645.51 581.51 581.51 581.51 581.51 Next scan bandwidths: 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 02 00 00 J1613+3412 12 36 09 47.4 94.1 -3.6 -46.2 0 0 02 00 00 02 03 30 =1611+343 12 39 39 48.0 94.8 -3.6 -46.1 210 27 02 00 01 02 06 10 J1822+1600 12 42 20 15.6 84.0 -5.7 -38.3 -93 27 02 06 10 02 08 10 =1819+159 12 44 20 15.9 84.4 -5.6 -38.3 27 43 02 06 11 02 08 10 CEN1AB 12 44 20 16.3 84.6 -5.6 -38.3 -14 43 No stop 02 12 10 --- 12 48 21 16.9 85.4 -5.6 -38.4 226 73 02 08 11 02 15 10 CEN1AB 12 51 21 17.3 86.0 -5.5 -38.4 172 73 02 15 10 02 19 10 --- 12 55 22 17.9 86.8 -5.4 -38.5 240 104 02 15 11 02 20 40 J1819+1543 12 56 52 17.9 87.5 -5.4 -38.4 75 104 02 20 40 02 22 10 =1817+157 12 58 22 18.1 87.8 -5.4 -38.4 90 116 02 20 41 02 23 40 CEN1AB 12 59 53 18.6 87.7 -5.4 -38.5 76 116 02 23 40 02 27 40 --- 13 03 53 19.2 88.4 -5.3 -38.5 240 147 02 23 41 02 28 00 J1822+1600 13 04 13 18.9 88.3 -5.3 -38.5 6 147 02 28 00 02 29 00 =1819+159 13 05 13 19.0 88.5 -5.3 -38.5 60 155 02 28 01 02 30 30 CEN1AB 13 06 44 19.6 89.0 -5.2 -38.5 76 155 02 30 30 02 34 30 --- 13 10 44 20.2 89.8 -5.2 -38.6 240 185 02 30 31 02 37 30 CEN1AB 13 13 45 20.7 90.4 -5.1 -38.6 172 185 02 37 30 02 41 30 --- 13 17 46 21.3 91.2 -5.1 -38.5 240 216 02 37 31 02 43 00 J1819+1543 13 19 16 21.3 92.0 -5.0 -38.4 75 216 02 43 00 02 44 30 =1817+157 13 20 46 21.5 92.3 -5.0 -38.4 90 228 02 43 01 02 46 00 CEN1AB 13 22 16 21.9 92.1 -5.0 -38.5 76 228 02 46 00 02 50 00 --- 13 26 17 22.5 93.0 -4.9 -38.5 240 259 02 46 01 02 50 20 J1822+1600 13 26 37 22.2 92.8 -4.9 -38.5 6 259 02 50 20 02 51 20 =1819+159 13 27 37 22.4 93.0 -4.9 -38.4 60 267 02 50 21 02 52 50 CEN1AB 13 29 07 23.0 93.5 -4.9 -38.5 76 267 02 52 50 02 56 50 --- 13 33 08 23.6 94.4 -4.8 -38.4 240 298 02 52 51 02 59 50 CEN1AB 13 36 09 24.0 95.0 -4.8 -38.4 172 298 02 59 50 03 03 50 --- 13 40 09 24.6 95.8 -4.7 -38.3 240 328 02 59 51 Schedule for JODRELL1 (Code Jb ) Page 3 CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma 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 3 Mar 2024 Day 63 --- 03 05 20 J1819+1543 13 41 39 24.6 96.6 -4.7 -38.1 75 328 03 05 20 03 06 50 =1817+157 13 43 10 24.8 96.9 -4.6 -38.1 90 340 03 05 21 03 08 20 CEN1AB 13 44 40 25.3 96.7 -4.6 -38.2 76 340 03 08 20 03 12 20 --- 13 48 41 25.9 97.6 -4.5 -38.2 240 371 03 08 21 03 12 40 J1822+1600 13 49 01 25.5 97.4 -4.6 -38.1 6 371 03 12 40 03 13 40 =1819+159 13 50 01 25.7 97.6 -4.6 -38.1 60 379 03 12 41 03 15 10 CEN1AB 13 51 31 26.3 98.2 -4.5 -38.1 76 379 03 15 10 03 19 10 --- 13 55 32 26.9 99.0 -4.4 -38.0 240 410 03 15 11 03 22 10 CEN1AB 13 58 32 27.3 99.7 -4.4 -37.9 172 410 03 22 10 03 26 10 --- 14 02 33 27.9 100.5 -4.3 -37.8 240 441 03 22 11 03 27 40 J1819+1543 14 04 03 27.9 101.3 -4.3 -37.6 75 441 03 27 40 03 29 10 =1817+157 14 05 33 28.1 101.7 -4.3 -37.5 90 452 03 27 41 03 30 40 CEN1AB 14 07 04 28.6 101.5 -4.2 -37.6 76 452 03 30 40 03 34 40 --- 14 11 04 29.2 102.4 -4.2 -37.5 240 483 03 30 41 03 35 00 J1822+1600 14 11 24 28.9 102.2 -4.2 -37.5 6 483 03 35 00 03 36 00 =1819+159 14 12 24 29.0 102.4 -4.2 -37.5 60 491 03 35 01 03 40 10 J1613+3412 14 16 35 61.7 120.6 -2.0 -38.5 -7 491 03 40 10 03 43 10 =1611+343 14 19 36 62.1 121.6 -1.9 -38.0 173 514 03 40 11 03 47 50 CEN1AB 14 24 16 31.1 105.3 -4.0 -37.0 35 514 03 47 50 03 51 50 --- 14 28 17 31.7 106.2 -3.9 -36.8 240 545 03 47 51 03 52 10 J1822+1600 14 28 37 31.3 106.0 -3.9 -36.8 6 545 03 52 10 03 53 20 =1819+159 14 29 47 31.5 106.3 -3.9 -36.7 70 554 03 52 11 03 54 50 CEN1AB 14 31 18 32.1 106.9 -3.8 -36.6 76 554 03 54 50 03 58 50 --- 14 35 18 32.7 107.8 -3.8 -36.4 240 585 03 54 51 04 00 20 J1819+1543 14 36 48 32.7 108.6 -3.7 -36.1 75 585 04 00 20 04 01 50 =1817+157 14 38 19 32.9 109.0 -3.7 -36.0 90 596 04 00 21 04 03 20 CEN1AB 14 39 49 33.3 108.8 -3.7 -36.1 75 596 04 03 20 04 07 20 --- 14 43 50 33.9 109.8 -3.6 -35.9 240 627 04 03 21 04 07 40 J1822+1600 14 44 10 33.6 109.6 -3.7 -35.9 6 627 04 07 40 04 08 40 =1819+159 14 45 10 33.7 109.8 -3.6 -35.9 60 635 04 07 41 Schedule for JODRELL1 (Code Jb ) Page 4 CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma 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 3 Mar 2024 Day 63 --- 04 10 10 CEN1AB 14 46 40 34.3 110.4 -3.6 -35.7 76 635 04 10 10 04 14 10 --- 14 50 41 34.9 111.4 -3.5 -35.5 240 666 04 10 11 04 14 30 J1822+1600 14 51 01 34.5 111.2 -3.5 -35.5 6 666 04 14 30 04 15 40 =1819+159 14 52 11 34.7 111.5 -3.5 -35.4 70 675 04 14 31 04 17 10 CEN1AB 14 53 41 35.3 112.1 -3.5 -35.3 76 675 04 17 10 04 21 10 --- 14 57 42 35.8 113.1 -3.4 -35.0 240 706 04 17 11 04 22 40 J1819+1543 14 59 12 35.8 114.0 -3.4 -34.6 75 706 04 22 40 04 24 10 =1817+157 15 00 42 36.0 114.3 -3.3 -34.5 90 718 04 22 41 04 25 40 CEN1AB 15 02 13 36.4 114.2 -3.3 -34.7 75 718 04 25 40 04 29 40 --- 15 06 13 37.0 115.2 -3.3 -34.3 240 748 04 25 41 04 30 00 J1822+1600 15 06 33 36.7 114.9 -3.3 -34.4 6 748 04 30 00 04 31 00 =1819+159 15 07 34 36.8 115.2 -3.3 -34.3 60 756 04 30 01 04 32 30 CEN1AB 15 09 04 37.4 115.9 -3.2 -34.1 76 756 04 32 30 04 36 30 --- 15 13 04 37.9 116.9 -3.1 -33.8 240 787 04 32 31 04 36 50 J1822+1600 15 13 24 37.6 116.7 -3.2 -33.8 6 787 04 36 50 04 38 00 =1819+159 15 14 35 37.7 117.0 -3.1 -33.7 70 796 04 36 51 04 39 30 CEN1AB 15 16 05 38.3 117.6 -3.1 -33.5 76 796 04 39 30 04 43 30 --- 15 20 06 38.8 118.7 -3.0 -33.1 240 827 04 39 31 04 45 00 J1819+1543 15 21 36 38.8 119.6 -3.0 -32.7 74 827 04 45 00 04 46 30 =1817+157 15 23 06 39.0 120.0 -3.0 -32.6 90 839 04 45 01 04 48 00 CEN1AB 15 24 36 39.4 119.8 -2.9 -32.7 75 839 04 48 00 04 52 00 --- 15 28 37 39.9 120.9 -2.9 -32.3 240 870 04 48 01 04 52 20 J1822+1600 15 28 57 39.6 120.7 -2.9 -32.4 6 870 04 52 20 04 53 20 =1819+159 15 29 57 39.8 120.9 -2.9 -32.3 60 877 04 52 21 04 54 50 CEN1AB 15 31 27 40.3 121.7 -2.8 -32.0 76 877 04 54 50 04 58 50 --- 15 35 28 40.8 122.7 -2.8 -31.6 240 908 04 54 51 04 59 10 J1822+1600 15 35 48 40.5 122.5 -2.8 -31.7 6 908 04 59 10 05 00 20 =1819+159 15 36 58 40.6 122.8 -2.8 -31.6 70 917 04 59 11 05 01 50 CEN1AB 15 38 29 41.2 123.5 -2.7 -31.3 76 917 05 01 50 05 05 50 --- 15 42 29 41.7 124.6 -2.7 -30.8 240 948 05 01 51 Schedule for JODRELL1 (Code Jb ) Page 5 CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma 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 3 Mar 2024 Day 63 --- 05 07 20 J1819+1543 15 43 59 41.6 125.6 -2.6 -30.4 74 948 05 07 20 05 08 50 =1817+157 15 45 30 41.8 126.0 -2.6 -30.2 90 960 05 07 21 05 10 20 CEN1AB 15 47 00 42.2 125.9 -2.6 -30.3 75 960 05 10 20 05 14 20 --- 15 51 01 42.7 127.0 -2.5 -29.8 240 991 05 10 21 05 14 40 J1822+1600 15 51 21 42.4 126.8 -2.5 -29.9 6 991 05 14 40 05 15 40 =1819+159 15 52 21 42.5 127.1 -2.5 -29.8 60 998 05 14 41 05 19 50 J1613+3412 15 56 32 70.6 168.7 -0.3 -8.2 28 998 05 19 50 05 22 50 =1611+343 15 59 32 70.7 170.5 -0.3 -6.8 180 1022 05 19 51 05 41 00 CEN1AB 16 17 45 45.7 134.9 -2.1 -26.2 878 1022 05 41 00 05 45 00 --- 16 21 46 46.2 136.2 -2.0 -25.6 240 1052 05 41 01 05 48 00 CEN1AB 16 24 46 46.5 137.1 -1.9 -25.1 171 1052 05 48 00 05 52 00 --- 16 28 47 46.9 138.4 -1.9 -24.4 240 1083 05 48 01 05 53 30 J1819+1543 16 30 17 46.7 139.4 -1.8 -23.9 74 1083 05 53 30 05 55 00 =1817+157 16 31 47 46.8 139.9 -1.8 -23.6 90 1095 05 53 31 05 56 30 CEN1AB 16 33 18 47.3 139.9 -1.8 -23.7 75 1095 05 56 30 06 00 30 --- 16 37 18 47.7 141.2 -1.7 -23.0 240 1126 05 56 31 06 00 50 J1822+1600 16 37 38 47.4 140.8 -1.8 -23.2 6 1126 06 00 50 06 01 50 =1819+159 16 38 38 47.5 141.2 -1.7 -23.0 60 1134 06 00 51 06 03 20 CEN1AB 16 40 09 48.0 142.1 -1.7 -22.5 75 1134 06 03 20 06 07 20 --- 16 44 09 48.3 143.4 -1.6 -21.8 240 1165 06 03 21 06 10 20 CEN1AB 16 47 10 48.6 144.5 -1.6 -21.2 171 1165 06 10 20 06 14 20 --- 16 51 10 48.9 145.8 -1.5 -20.5 240 1195 06 10 21 06 15 50 J1819+1543 16 52 41 48.7 146.9 -1.5 -19.9 74 1195 06 15 50 06 17 20 =1817+157 16 54 11 48.8 147.4 -1.4 -19.6 90 1207 06 15 51 06 18 50 CEN1AB 16 55 41 49.3 147.4 -1.4 -19.6 75 1207 06 18 50 06 22 50 --- 16 59 42 49.6 148.8 -1.4 -18.8 240 1238 06 18 51 06 23 10 J1822+1600 17 00 02 49.4 148.4 -1.4 -19.0 6 1238 06 23 10 06 24 10 =1819+159 17 01 02 49.4 148.7 -1.4 -18.8 60 1246 06 23 11 06 25 40 CEN1AB 17 02 32 49.8 149.8 -1.3 -18.3 75 1246 06 25 40 06 29 40 --- 17 06 33 50.1 151.2 -1.3 -17.5 240 1277 06 25 41 Schedule for JODRELL1 (Code Jb ) Page 6 CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma 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 3 Mar 2024 Day 63 --- 06 32 40 CEN1AB 17 09 34 50.4 152.3 -1.2 -16.9 171 1277 06 32 40 06 36 40 --- 17 13 34 50.6 153.7 -1.1 -16.0 240 1308 06 32 41 06 38 10 J1819+1543 17 15 04 50.3 154.8 -1.1 -15.4 75 1308 06 38 10 06 39 40 =1817+157 17 16 35 50.4 155.3 -1.1 -15.0 90 1319 06 38 11 06 41 10 CEN1AB 17 18 05 50.9 155.4 -1.1 -15.0 76 1319 06 41 10 06 45 10 --- 17 22 06 51.2 156.9 -1.0 -14.2 240 1350 06 41 11 06 45 30 J1822+1600 17 22 26 50.9 156.4 -1.0 -14.4 5 1350 06 45 30 06 46 30 =1819+159 17 23 26 51.0 156.8 -1.0 -14.2 60 1358 06 45 31 06 48 00 CEN1AB 17 24 56 51.3 157.9 -0.9 -13.5 74 1358 06 48 00 06 52 00 --- 17 28 57 51.5 159.4 -0.9 -12.7 240 1389 06 48 01 06 55 00 CEN1AB 17 31 57 51.7 160.6 -0.8 -12.0 170 1389 06 55 00 06 59 00 --- 17 35 58 51.9 162.1 -0.8 -11.1 240 1420 06 55 01 07 00 30 J1819+1543 17 37 28 51.5 163.1 -0.7 -10.4 75 1420 07 00 30 07 02 00 =1817+157 17 38 58 51.6 163.7 -0.7 -10.1 90 1431 07 00 31 07 03 30 CEN1AB 17 40 29 52.1 163.8 -0.7 -10.0 76 1431 07 03 30 07 07 30 --- 17 44 29 52.2 165.4 -0.6 -9.1 240 1462 07 03 31 07 07 50 J1822+1600 17 44 49 52.0 164.9 -0.6 -9.3 5 1462 07 07 50 07 08 50 =1819+159 17 45 49 52.1 165.3 -0.6 -9.1 60 1470 07 07 51 07 10 20 CEN1AB 17 47 20 52.3 166.5 -0.6 -8.4 74 1470 07 10 20 07 14 20 --- 17 51 20 52.5 168.0 -0.5 -7.4 240 1501 07 10 21 07 17 20 CEN1AB 17 54 21 52.6 169.2 -0.5 -6.7 170 1501 07 17 20 07 21 20 --- 17 58 22 52.7 170.8 -0.4 -5.7 240 1532 07 17 21 07 22 50 J1819+1543 17 59 52 52.3 171.8 -0.3 -5.1 75 1532 07 22 50 07 24 20 =1817+157 18 01 22 52.3 172.4 -0.3 -4.7 90 1543 07 22 51 07 25 50 CEN1AB 18 02 52 52.8 172.6 -0.3 -4.6 75 1543 07 25 50 07 29 50 --- 18 06 53 52.8 174.2 -0.2 -3.6 240 1574 07 25 51 07 30 10 J1822+1600 18 07 13 52.6 173.6 -0.3 -4.0 5 1574 07 30 10 07 31 10 =1819+159 18 08 13 52.7 174.0 -0.3 -3.7 60 1582 07 30 11 07 35 20 J1613+3412 18 12 24 61.8 239.3 2.0 38.5 -27 1582 07 35 20 07 38 20 =1611+343 18 15 24 61.4 240.3 2.0 38.9 153 1605 07 35 21 Schedule for JODRELL1 (Code Jb ) Page 7 CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma 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 3 Mar 2024 Day 63 --- 07 43 00 CEN1AB 18 20 05 52.9 179.4 -0.0 -0.4 20 1605 07 43 00 07 47 00 --- 18 24 06 52.9 181.0 0.0 0.6 240 1636 07 43 01 07 50 00 CEN1AB 18 27 06 52.9 182.2 0.1 1.4 170 1636 07 50 00 07 54 00 --- 18 31 07 52.9 183.8 0.2 2.4 240 1667 07 50 01 07 55 30 J1819+1543 18 32 37 52.4 184.7 0.2 2.9 75 1667 07 55 30 07 57 00 =1817+157 18 34 07 52.4 185.3 0.2 3.3 90 1679 07 55 31 07 58 30 CEN1AB 18 35 38 52.8 185.6 0.2 3.5 75 1679 07 58 30 08 02 30 --- 18 39 38 52.8 187.2 0.3 4.5 240 1709 07 58 31 08 02 50 J1822+1600 18 39 58 52.6 186.6 0.3 4.1 4 1709 08 02 50 08 03 50 =1819+159 18 40 58 52.6 187.0 0.3 4.4 60 1717 08 02 51 08 05 20 CEN1AB 18 42 29 52.7 188.3 0.3 5.2 73 1717 08 05 20 08 09 20 --- 18 46 29 52.6 189.9 0.4 6.1 240 1748 08 05 21 08 12 20 CEN1AB 18 49 30 52.5 191.1 0.5 6.9 170 1748 08 12 20 08 16 20 --- 18 53 31 52.4 192.6 0.5 7.8 240 1779 08 12 21 08 17 50 J1819+1543 18 55 01 51.9 193.4 0.6 8.3 75 1779 08 17 50 08 19 20 =1817+157 18 56 31 51.8 194.0 0.6 8.7 90 1791 08 17 51 08 20 50 CEN1AB 18 58 01 52.3 194.4 0.6 8.9 75 1791 08 20 50 08 24 50 --- 19 02 02 52.1 195.9 0.7 9.9 240 1822 08 20 51 08 25 10 J1822+1600 19 02 22 52.0 195.4 0.7 9.5 4 1822 08 25 10 08 26 10 =1819+159 19 03 22 51.9 195.8 0.7 9.7 60 1829 08 25 11 08 27 40 CEN1AB 19 04 52 52.0 197.0 0.7 10.5 73 1829 08 27 40 08 31 40 --- 19 08 53 51.8 198.6 0.8 11.4 240 1860 08 27 41 08 34 40 CEN1AB 19 11 54 51.7 199.7 0.8 12.1 170 1860 08 34 40 08 38 40 --- 19 15 54 51.4 201.2 0.9 13.0 240 1891 08 34 41 08 40 10 J1819+1543 19 17 24 50.9 201.9 0.9 13.4 75 1891 08 40 10 08 41 40 =1817+157 19 18 55 50.8 202.5 1.0 13.8 90 1903 08 40 11 08 43 10 CEN1AB 19 20 25 51.2 202.9 1.0 14.0 75 1903 08 43 10 08 47 10 --- 19 24 26 51.0 204.4 1.0 14.9 240 1934 08 43 11 08 47 30 J1822+1600 19 24 46 50.9 203.8 1.0 14.6 4 1934 08 47 30 08 48 30 =1819+159 19 25 46 50.8 204.2 1.0 14.8 60 1941 08 47 31 Schedule for JODRELL1 (Code Jb ) Page 8 CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma 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 3 Mar 2024 Day 63 --- 08 50 00 CEN1AB 19 27 16 50.8 205.4 1.1 15.5 73 1941 08 50 00 08 54 00 --- 19 31 17 50.5 206.9 1.2 16.4 240 1972 08 50 01 08 57 00 CEN1AB 19 34 17 50.3 208.0 1.2 17.0 171 1972 08 57 00 09 01 00 --- 19 38 18 50.0 209.4 1.3 17.8 240 2003 08 57 01 09 02 30 J1819+1543 19 39 48 49.4 210.0 1.3 18.1 75 2003 09 02 30 09 04 00 =1817+157 19 41 18 49.3 210.6 1.3 18.4 90 2015 09 02 31 09 05 30 CEN1AB 19 42 49 49.7 211.0 1.4 18.7 75 2015 09 05 30 09 09 30 --- 19 46 49 49.4 212.4 1.4 19.5 240 2046 09 05 31 09 09 50 J1822+1600 19 47 09 49.3 211.9 1.4 19.2 4 2046 09 09 50 09 10 50 =1819+159 19 48 09 49.2 212.2 1.4 19.4 60 2053 09 09 51 09 12 20 CEN1AB 19 49 40 49.1 213.4 1.5 20.1 73 2053 09 12 20 09 16 20 --- 19 53 40 48.8 214.8 1.5 20.8 240 2084 09 12 21 09 19 20 CEN1AB 19 56 41 48.5 215.8 1.6 21.4 171 2084 09 19 20 09 23 20 --- 20 00 42 48.2 217.1 1.7 22.1 240 2115 09 19 21 09 24 50 J1819+1543 20 02 12 47.5 217.7 1.7 22.3 75 2115 09 24 50 09 26 20 =1817+157 20 03 42 47.4 218.2 1.7 22.6 90 2127 09 24 51 09 27 50 CEN1AB 20 05 12 47.8 218.6 1.7 22.9 75 2127 09 27 50 09 31 50 --- 20 09 13 47.4 219.9 1.8 23.6 240 2158 09 27 51 09 32 10 J1822+1600 20 09 33 47.3 219.4 1.8 23.3 4 2158 09 32 10 09 33 10 =1819+159 20 10 33 47.3 219.7 1.8 23.5 60 2165 09 32 11 09 37 20 J1613+3412 20 14 44 44.2 270.4 4.0 46.3 32 2165 09 37 20 09 40 20 =1611+343 20 17 44 43.7 271.0 4.1 46.3 180 2189 09 37 21 09 45 00 CEN1AB 20 22 25 46.1 224.1 2.0 25.7 75 2189 09 45 00 09 49 00 --- 20 26 26 45.6 225.4 2.1 26.3 240 2220 09 45 01 09 49 20 J1822+1600 20 26 46 45.6 224.9 2.1 26.1 5 2220 09 49 20 09 50 30 =1819+159 20 27 56 45.5 225.2 2.1 26.2 70 2229 09 49 21 09 52 00 CEN1AB 20 29 26 45.3 226.3 2.1 26.8 74 2229 09 52 00 09 56 00 --- 20 33 27 44.9 227.5 2.2 27.4 240 2259 09 52 01 09 57 30 J1819+1543 20 34 57 44.2 227.9 2.2 27.5 75 2259 09 57 30 09 59 00 =1817+157 20 36 27 44.0 228.4 2.3 27.7 90 2271 09 57 31 Schedule for JODRELL1 (Code Jb ) Page 9 CEN 1a and 1b: The third case of a colliding-wind binary emitting gamma 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 3 Mar 2024 Day 63 --- 10 00 30 CEN1AB 20 37 58 44.4 228.9 2.3 28.0 75 2271 10 00 30 10 04 30 --- 20 41 58 43.9 230.0 2.3 28.5 240 2302 10 00 31 10 04 50 J1822+1600 20 42 18 43.9 229.5 2.3 28.3 5 2302 10 04 50 10 05 50 =1819+159 20 43 19 43.8 229.8 2.3 28.4 60 2310 10 04 51 10 07 20 CEN1AB 20 44 49 43.6 230.9 2.4 28.9 74 2310 10 07 20 10 11 20 --- 20 48 49 43.1 232.0 2.5 29.4 240 2341 10 07 21 10 11 40 J1822+1600 20 49 09 43.1 231.5 2.4 29.2 5 2341 10 11 40 10 12 50 =1819+159 20 50 20 43.0 231.9 2.5 29.3 70 2350 10 11 41 10 14 20 CEN1AB 20 51 50 42.8 232.9 2.5 29.8 74 2350 10 14 20 10 18 20 --- 20 55 51 42.3 234.0 2.6 30.3 240 2381 10 14 21 10 19 50 J1819+1543 20 57 21 41.6 234.4 2.6 30.4 75 2381 10 19 50 10 21 20 =1817+157 20 58 51 41.4 234.8 2.6 30.5 90 2392 10 19 51 10 22 50 CEN1AB 21 00 21 41.7 235.3 2.6 30.8 75 2392 10 22 50 10 26 50 --- 21 04 22 41.2 236.4 2.7 31.3 240 2423 10 22 51 10 27 10 J1822+1600 21 04 42 41.2 235.9 2.7 31.0 5 2423 10 27 10 10 28 10 =1819+159 21 05 42 41.1 236.2 2.7 31.1 60 2431 10 27 11 10 31 10 CEN1AB 21 08 43 40.7 237.6 2.8 31.7 164 2431 10 31 10 10 35 10 --- 21 12 43 40.2 238.6 2.9 32.1 240 2462 10 31 11 10 35 30 J1822+1600 21 13 03 40.2 238.2 2.8 31.9 5 2462 10 35 30 10 36 30 =1819+159 21 14 04 40.1 238.4 2.8 32.0 60 2469 10 35 31 10 38 00 CEN1AB 21 15 34 39.8 239.4 2.9 32.4 74 2469 10 38 00 10 42 00 --- 21 19 34 39.3 240.4 3.0 32.8 240 2500 10 38 01 10 43 20 J1819+1543 21 20 55 38.6 240.7 3.0 32.8 65 2500 10 43 20 10 44 50 =1817+157 21 22 25 38.4 241.1 3.0 33.0 90 2512 10 43 21 10 44 50 CEN1AB 21 22 25 38.9 241.2 3.0 33.1 -15 2512 No stop 10 48 50 --- 21 26 26 38.4 242.2 3.1 33.5 225 2543 10 44 51 10 49 10 J1822+1600 21 26 46 38.4 241.7 3.1 33.3 5 2543 10 49 10 10 50 10 =1819+159 21 27 46 38.3 242.0 3.1 33.4 60 2551 10 49 11 10 54 00 J1613+3412 21 31 36 32.8 284.6 5.3 44.4 44 2551 10 54 00 11 00 00 =1611+343 21 37 37 32.0 285.7 5.4 44.1 360 2597 10 54 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess124.L1024 --- 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: 3 Station: JODRELL1 Total bit rate: 1024 Format: VDIF Bits per sample: 2 Sample rate: 64.000 Number of channels: 8 DBE type: DBBC_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 2272.00 Net SB= L L U U L L U U IF SB = L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 BBC SB= U U L L U U L L IF = A1 B1 A1 B1 A1 B1 A1 B1 The following frequency sets based on these setups were used. Frequency Set: 1 Setup file default. Used with PCAL = off LO sum= 1626.49 1626.49 1626.49 1626.49 1690.49 1690.49 1690.49 1690.49 BBC fr= 645.51 645.51 645.51 645.51 581.51 581.51 581.51 581.51 Bandwd= 32.00 32.00 32.00 32.00 32.00 32.00 32.00 32.00 Matching frequency sets: 1 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) * CEN1AB 18 18 15.360556 * 18 20 29.850000 18 21 34.020529 0.00 16 09 20.33497 * 16 10 45.00000 16 11 07.82143 0.00 From catalog imbedded in main SCHED input file. 1611+343 16 11 47.914252 * 16 13 41.064243 16 14 35.916407 0.13 * J1613+3412 34 20 19.83388 * 34 12 47.90890 34 08 47.57144 0.16 J1613+34 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 162031 observations. 1813+163 18 13 00.675596 * 18 15 14.854482 18 16 18.907894 0.21 * J1815+1623 16 22 44.51113 * 16 23 46.29557 16 23 57.97452 0.35 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 72 observations. 1817+157 18 17 23.240839 * 18 19 38.289316 18 20 42.736043 0.32 * J1819+1543 15 42 23.82788 * 15 43 44.72796 15 44 05.85532 0.38 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 63 observations. 1819+159 18 19 55.245736 * 18 22 09.968986 18 23 14.242287 0.10 * J1822+1600 15 58 42.91934 * 16 00 14.84314 16 00 41.23078 0.19 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 184 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 CEN1AB sess124.L1024 1 2 3 4 5 6 7 8 9 10 11 12 4.300 415.018 J1613+3412 sess124.L1024 1 2 3 4 5 6 7 8 9 10 11 12 0.358 32.682 J1815+1623 sess124.L1024 2 3 4 5 6 7 8 9 10 11 12 0.525 36.386 J1819+1543 sess124.L1024 1 2 3 4 5 6 7 8 9 10 11 12 1.683 124.617 J1822+1600 sess124.L1024 1 2 3 4 5 6 7 8 9 10 11 12 1.367 125.012 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) CEN1AB 72.0 J1613+3412 102.7 J1815+1623 73.3 J1819+1543 72.2 J1822+1600 71.6 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