COVER INFORMATION Station: SVETLOE (Code Sv ) Experiment: Probing the radio jets in GRS1915+105 in a new puzzling accretion state Exp. Code: EM144C Schedule Version: 3.40 Processed by SCHED version: 11.60 Release 11.6; April 2020 PI: S.E.Motta Address: INAF - Osservatorio Astronomico di Brera Via E. Bianchi 46, I-23807 Merate Italy Phone: +39 3339445713 EMAIL: sara.motta@inaf.it Fax: Phone during observation: +39 3339445713 Observing mode: EVN, 6 GHz continuum Notes: Target (phase ref): GRS 1915+105 (J1905+0952) Fringe finders: J1800+3848, J2253+1608 Check source: J1913+0932 Schedule for SVETLOE (Code Sv ) Page 2 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 ---------------------------------------------------------------------------------------- --- Wed 16 Jun 2021 Day 167 --- 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: 330.49 330.49 330.49 330.49 394.49 394.49 394.49 394.49 458.49 458.49 458.49 458.49 522.49 522.49 522.49 522.49 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 21 30 00 J1800+3848 17 10 36 66.9 514.3 -0.8 -15.9 0 0 21 30 00 21 35 00 =1758+388 17 15 37 67.1 516.7 -0.8 -14.5 300 77 21 30 01 21 37 00 J1905+0952 17 17 37 35.5 506.3 -1.8 -16.1 42 77 21 37 00 21 39 30 =1903+097 17 20 08 35.7 507.1 -1.8 -15.8 150 115 21 37 01 21 39 30 GRS1915 17 20 08 36.0 503.9 -1.9 -17.2 -21 115 No stop 21 43 00 --- 17 23 38 36.3 504.9 -1.9 -16.7 189 169 21 39 31 21 43 40 J1905+0952 17 24 19 35.9 508.3 -1.7 -15.2 19 169 21 43 40 21 45 30 =1903+097 17 26 09 36.0 508.8 -1.7 -15.0 110 197 21 43 41 21 45 30 GRS1915 17 26 09 36.5 505.7 -1.8 -16.4 -21 197 No stop 21 49 00 --- 17 29 39 36.7 506.7 -1.8 -16.0 189 251 21 45 31 21 49 00 J1905+0952 17 29 39 36.3 509.9 -1.6 -14.5 -21 251 No stop 21 51 30 =1903+097 17 32 10 36.4 510.6 -1.6 -14.2 129 290 21 49 01 21 51 30 GRS1915 17 32 10 36.9 507.4 -1.7 -15.6 -21 290 No stop 21 55 00 --- 17 35 40 37.1 508.5 -1.7 -15.2 189 344 21 51 31 21 55 40 J1905+0952 17 36 20 36.7 511.9 -1.5 -13.6 19 344 21 55 40 21 57 30 =1903+097 17 38 11 36.8 512.4 -1.5 -13.4 110 372 21 55 41 21 57 30 GRS1915 17 38 11 37.2 509.2 -1.6 -14.9 -21 372 No stop 22 01 00 --- 17 41 41 37.5 510.3 -1.6 -14.4 189 426 21 57 31 22 01 00 J1905+0952 17 41 41 37.0 513.5 -1.4 -12.9 -21 426 No stop 22 03 30 =1903+097 17 44 12 37.1 514.2 -1.4 -12.5 129 464 22 01 01 22 03 30 GRS1915 17 44 12 37.6 511.0 -1.5 -14.0 -21 464 No stop 22 07 00 --- 17 47 42 37.8 512.1 -1.5 -13.6 189 518 22 03 31 22 07 40 J1905+0952 17 48 22 37.3 515.5 -1.3 -12.0 19 518 22 07 40 22 09 30 =1903+097 17 50 13 37.4 516.0 -1.3 -11.7 110 546 22 07 41 22 09 30 GRS1915 17 50 13 38.0 512.8 -1.4 -13.2 -21 546 No stop 22 13 00 --- 17 53 43 38.2 513.9 -1.4 -12.7 189 600 22 09 31 Schedule for SVETLOE (Code Sv ) Page 3 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 ---------------------------------------------------------------------------------------- --- Wed 16 Jun 2021 Day 167 --- 22 13 00 J1905+0952 17 53 43 37.6 517.1 -1.2 -11.2 -21 600 No stop 22 15 30 =1903+097 17 56 14 37.7 517.9 -1.2 -10.8 129 638 22 13 01 22 15 30 GRS1915 17 56 14 38.3 514.7 -1.3 -12.4 -21 638 No stop 22 19 00 --- 17 59 44 38.5 515.8 -1.3 -11.9 189 692 22 15 31 22 19 40 J1905+0952 18 00 24 37.9 519.1 -1.1 -10.2 19 692 22 19 40 22 21 30 =1903+097 18 02 15 38.0 519.7 -1.1 -10.0 110 721 22 19 41 22 21 30 GRS1915 18 02 15 38.6 516.5 -1.2 -11.5 -21 721 No stop 22 25 00 --- 18 05 45 38.8 517.6 -1.2 -11.0 189 774 22 21 31 22 25 00 J1905+0952 18 05 45 38.1 520.8 -1.0 -9.5 -21 774 No stop 22 27 30 =1903+097 18 08 16 38.2 521.6 -1.0 -9.1 129 813 22 25 01 22 27 30 GRS1915 18 08 16 38.9 518.4 -1.1 -10.6 -21 813 No stop 22 31 00 --- 18 11 46 39.0 519.5 -1.1 -10.1 189 867 22 27 31 22 31 40 J1905+0952 18 12 26 38.4 522.9 -0.9 -8.5 19 867 22 31 40 22 33 30 =1903+097 18 14 17 38.4 523.4 -0.9 -8.2 110 895 22 31 41 22 33 30 J1913+0932 18 14 17 37.8 521.1 -1.0 -9.3 -18 895 No stop 22 37 00 --- 18 17 47 38.0 522.2 -0.9 -8.8 192 949 22 33 31 22 38 00 J1905+0952 18 18 47 38.6 524.8 -0.8 -7.5 41 949 22 38 00 22 40 30 =1903+097 18 21 18 38.7 525.6 -0.8 -7.1 150 987 22 38 01 22 40 30 GRS1915 18 21 18 39.4 522.4 -0.9 -8.7 -21 987 No stop 22 44 00 --- 18 24 48 39.5 523.6 -0.9 -8.2 189 1041 22 40 31 22 44 00 J1905+0952 18 24 48 38.8 526.7 -0.7 -6.6 -21 1041 No stop 22 46 30 =1903+097 18 27 19 38.8 527.5 -0.7 -6.2 129 1079 22 44 01 22 46 30 GRS1915 18 27 19 39.6 524.3 -0.8 -7.8 -21 1079 No stop 22 50 00 --- 18 30 49 39.7 525.5 -0.8 -7.2 189 1133 22 46 31 22 50 40 J1905+0952 18 31 30 38.9 528.8 -0.6 -5.6 19 1133 22 50 40 22 52 30 =1903+097 18 33 20 39.0 529.4 -0.6 -5.3 110 1162 22 50 41 22 52 30 GRS1915 18 33 20 39.8 526.2 -0.7 -6.8 -21 1162 No stop 22 56 00 --- 18 36 50 39.9 527.4 -0.7 -6.3 189 1215 22 52 31 22 56 00 J1905+0952 18 36 50 39.1 530.5 -0.5 -4.7 -21 1215 No stop 22 58 30 =1903+097 18 39 21 39.1 531.3 -0.5 -4.3 129 1254 22 56 01 Schedule for SVETLOE (Code Sv ) Page 4 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 ---------------------------------------------------------------------------------------- --- Wed 16 Jun 2021 Day 167 --- 22 58 30 GRS1915 18 39 21 40.0 528.2 -0.6 -5.9 -21 1254 No stop 23 02 00 --- 18 42 51 40.1 529.3 -0.6 -5.3 189 1308 22 58 31 23 02 40 J1905+0952 18 43 31 39.2 532.6 -0.4 -3.7 19 1308 23 02 40 23 04 30 =1903+097 18 45 22 39.2 533.2 -0.4 -3.4 110 1336 23 02 41 23 04 30 GRS1915 18 45 22 40.1 530.1 -0.5 -5.0 -21 1336 No stop 23 08 00 --- 18 48 52 40.2 531.2 -0.5 -4.4 189 1390 23 04 31 23 08 00 J1905+0952 18 48 52 39.3 534.3 -0.3 -2.8 -21 1390 No stop 23 10 30 =1903+097 18 51 23 39.3 535.1 -0.3 -2.4 129 1428 23 08 01 23 10 30 GRS1915 18 51 23 40.2 532.0 -0.4 -4.0 -21 1428 No stop 23 14 00 --- 18 54 53 40.3 533.1 -0.4 -3.4 189 1482 23 10 31 23 14 40 J1905+0952 18 55 33 39.3 536.5 -0.2 -1.8 19 1482 23 14 40 23 16 30 =1903+097 18 57 24 39.3 537.0 -0.2 -1.5 110 1510 23 14 41 23 16 30 GRS1915 18 57 24 40.3 533.9 -0.3 -3.0 -21 1510 No stop 23 20 00 --- 19 00 54 40.4 535.1 -0.3 -2.5 189 1564 23 16 31 23 20 00 J1905+0952 19 00 54 39.4 538.2 -0.1 -0.9 -21 1564 No stop 23 22 30 =1903+097 19 03 25 39.4 539.0 -0.1 -0.5 129 1603 23 20 01 23 22 30 GRS1915 19 03 25 40.4 535.9 -0.2 -2.1 -20 1603 No stop 23 26 00 --- 19 06 55 40.4 537.0 -0.2 -1.5 190 1656 23 22 31 23 26 40 J1905+0952 19 07 35 39.4 540.3 0.0 0.1 19 1656 23 26 40 23 28 30 =1903+097 19 09 26 39.4 540.9 0.0 0.4 110 1685 23 26 41 23 28 30 GRS1915 19 09 26 40.4 537.8 -0.1 -1.1 -20 1685 No stop 23 32 00 --- 19 12 56 40.4 538.9 -0.1 -0.5 190 1738 23 28 31 23 32 00 J1905+0952 19 12 56 39.4 542.0 0.1 1.0 -21 1738 No stop 23 34 30 =1903+097 19 15 27 39.3 542.8 0.1 1.4 129 1777 23 32 01 23 34 30 J1913+0932 19 15 27 39.0 540.3 0.0 0.2 -19 1777 No stop 23 38 00 --- 19 18 57 39.0 541.4 0.1 0.7 191 1831 23 34 31 23 39 00 J1905+0952 19 19 57 39.3 544.2 0.2 2.1 41 1831 23 39 00 23 41 30 =1903+097 19 22 28 39.3 545.0 0.3 2.5 150 1869 23 39 01 23 41 30 GRS1915 19 22 28 40.4 542.0 0.1 1.0 -20 1869 No stop 23 45 00 --- 19 25 58 40.4 543.1 0.2 1.6 190 1923 23 41 31 Schedule for SVETLOE (Code Sv ) Page 5 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 ---------------------------------------------------------------------------------------- --- Wed 16 Jun 2021 Day 167 --- 23 45 00 J1905+0952 19 25 58 39.2 546.1 0.3 3.1 -21 1923 No stop 23 47 30 =1903+097 19 28 29 39.2 546.9 0.4 3.5 129 1962 23 45 01 23 47 30 GRS1915 19 28 29 40.4 544.0 0.2 2.0 -20 1962 No stop 23 51 00 --- 19 31 59 40.4 545.1 0.3 2.5 190 2015 23 47 31 23 51 40 J1905+0952 19 32 40 39.1 548.3 0.4 4.1 19 2015 23 51 40 23 53 30 =1903+097 19 34 30 39.1 548.8 0.5 4.4 110 2044 23 51 41 23 53 30 GRS1915 19 34 30 40.3 545.9 0.3 2.9 -20 2044 No stop 23 57 00 --- 19 38 00 40.3 547.0 0.4 3.5 190 2097 23 53 31 23 57 00 J1905+0952 19 38 00 39.0 549.9 0.5 4.9 -21 2097 No stop 23 59 30 =1903+097 19 40 31 39.0 550.7 0.6 5.3 129 2136 23 57 01 --- Start: Wed 16 Jun 2021 Day 167 -- Stop: Thu 17 Jun 2021 Day 168 --- 23 59 30 GRS1915 19 40 31 40.2 547.8 0.4 3.9 -20 2136 No stop 00 03 00 --- 19 44 01 40.2 548.9 0.5 4.5 190 2190 23 59 31 00 03 40 J1905+0952 19 44 42 38.9 552.1 0.6 6.0 20 2190 00 03 40 00 05 30 =1903+097 19 46 32 38.8 552.6 0.7 6.3 110 2218 00 03 41 00 05 30 GRS1915 19 46 32 40.1 549.8 0.5 4.9 -20 2218 No stop 00 09 00 --- 19 50 02 40.1 550.9 0.6 5.4 190 2272 00 05 31 00 09 00 J1905+0952 19 50 02 38.7 553.7 0.7 6.8 -20 2272 No stop 00 11 30 =1903+097 19 52 33 38.7 554.5 0.8 7.2 130 2310 00 09 01 00 11 30 GRS1915 19 52 33 40.0 551.7 0.6 5.8 -20 2310 No stop 00 15 00 --- 19 56 03 39.9 552.8 0.7 6.4 190 2364 00 11 31 00 15 40 J1905+0952 19 56 43 38.5 555.8 0.8 7.8 20 2364 00 15 40 00 17 30 =1903+097 19 58 34 38.5 556.4 0.9 8.1 110 2392 00 15 41 00 17 30 GRS1915 19 58 34 39.8 553.6 0.7 6.8 -20 2392 No stop 00 21 00 --- 20 02 04 39.7 554.7 0.8 7.3 190 2446 00 17 31 00 21 00 J1905+0952 20 02 04 38.3 557.5 0.9 8.6 -20 2446 No stop 00 23 30 =1903+097 20 04 35 38.2 558.3 1.0 9.0 130 2485 00 21 01 00 23 30 GRS1915 20 04 35 39.6 555.5 0.8 7.7 -20 2485 No stop 00 27 00 --- 20 08 05 39.5 556.6 0.9 8.2 190 2538 00 23 31 Schedule for SVETLOE (Code Sv ) Page 6 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 17 Jun 2021 Day 168 --- 00 27 40 J1905+0952 20 08 45 38.1 559.6 1.0 9.6 20 2538 00 27 40 00 29 30 =1903+097 20 10 36 38.0 560.1 1.1 9.9 110 2567 00 27 41 00 29 30 GRS1915 20 10 36 39.4 557.4 0.9 8.6 -20 2567 No stop 00 33 00 --- 20 14 06 39.3 558.5 1.0 9.1 190 2621 00 29 31 00 33 00 J1905+0952 20 14 06 37.8 561.2 1.1 10.4 -20 2621 No stop 00 35 30 =1903+097 20 16 37 37.7 562.0 1.2 10.8 130 2659 00 33 01 00 35 30 J1913+0932 20 16 37 37.8 559.5 1.0 9.6 -19 2659 No stop 00 39 00 --- 20 20 07 37.6 560.6 1.1 10.1 191 2713 00 35 31 00 40 00 J1905+0952 20 21 07 37.5 563.3 1.2 11.4 41 2713 00 40 00 00 42 30 =1903+097 20 23 38 37.4 564.1 1.3 11.8 150 2751 00 40 01 00 42 30 GRS1915 20 23 38 38.9 561.5 1.1 10.6 -19 2751 No stop 00 46 00 --- 20 27 08 38.7 562.5 1.2 11.1 191 2805 00 42 31 00 46 00 J1905+0952 20 27 08 37.2 565.2 1.3 12.3 -20 2805 No stop 00 48 30 =1903+097 20 29 39 37.1 565.9 1.4 12.6 130 2844 00 46 01 00 48 30 GRS1915 20 29 39 38.6 563.3 1.2 11.4 -19 2844 No stop 00 52 00 --- 20 33 09 38.4 564.4 1.3 11.9 191 2897 00 48 31 00 52 40 J1905+0952 20 33 50 36.8 567.2 1.5 13.2 20 2897 00 52 40 00 54 30 =1903+097 20 35 40 36.7 567.7 1.5 13.4 110 2926 00 52 41 00 54 30 GRS1915 20 35 40 38.3 565.2 1.3 12.3 -19 2926 No stop 00 58 00 --- 20 39 10 38.1 566.2 1.4 12.8 191 2979 00 54 31 00 58 00 J1905+0952 20 39 10 36.5 568.8 1.5 13.9 -19 2979 No stop 01 00 30 =1903+097 20 41 41 36.4 569.5 1.6 14.2 131 3018 00 58 01 01 00 30 GRS1915 20 41 41 38.0 567.0 1.4 13.1 -19 3018 No stop 01 04 00 --- 20 45 11 37.8 568.1 1.5 13.6 191 3072 01 00 31 01 04 40 J1905+0952 20 45 52 36.1 570.8 1.7 14.8 21 3072 01 04 40 01 06 30 =1903+097 20 47 42 36.0 571.3 1.7 15.0 110 3100 01 04 41 01 06 30 GRS1915 20 47 42 37.6 568.8 1.5 14.0 -19 3100 No stop 01 10 00 --- 20 51 12 37.4 569.9 1.6 14.4 191 3154 01 06 31 01 10 00 J1905+0952 20 51 12 35.8 572.3 1.7 15.5 -19 3154 No stop 01 12 30 =1903+097 20 53 43 35.6 573.1 1.8 15.8 131 3192 01 10 01 Schedule for SVETLOE (Code Sv ) Page 7 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 17 Jun 2021 Day 168 --- 01 12 30 GRS1915 20 53 43 37.3 570.6 1.6 14.8 -19 3192 No stop 01 16 00 --- 20 57 13 37.1 571.7 1.7 15.2 191 3246 01 12 31 01 16 40 J1905+0952 20 57 54 35.3 574.3 1.9 16.3 21 3246 01 16 40 01 18 30 =1903+097 20 59 44 35.2 574.8 1.9 16.6 110 3274 01 16 41 01 18 30 GRS1915 20 59 44 36.9 572.4 1.7 15.6 -19 3274 No stop 01 22 00 --- 21 03 14 36.7 573.4 1.8 16.0 191 3328 01 18 31 01 22 00 J1905+0952 21 03 14 35.0 575.8 1.9 17.0 -19 3328 No stop 01 24 30 =1903+097 21 05 45 34.8 576.5 2.0 17.3 131 3367 01 22 01 01 24 30 GRS1915 21 05 45 36.5 574.2 1.8 16.3 -19 3367 No stop 01 28 00 --- 21 09 15 36.2 575.2 1.9 16.8 191 3421 01 24 31 01 28 40 J1905+0952 21 09 55 34.5 577.7 2.1 17.8 21 3421 01 28 40 01 30 30 =1903+097 21 11 46 34.3 578.3 2.1 18.0 110 3449 01 28 41 01 30 30 GRS1915 21 11 46 36.1 575.9 1.9 17.1 -18 3449 No stop 01 34 00 --- 21 15 16 35.8 576.9 2.0 17.5 192 3503 01 30 31 01 34 40 J1905+0952 21 15 56 34.0 579.4 2.2 18.5 21 3503 01 34 40 01 36 30 =1903+097 21 17 47 33.9 580.0 2.2 18.7 110 3531 01 34 41 01 36 30 J1913+0932 21 17 47 34.2 577.6 2.1 17.7 -18 3531 No stop 01 39 00 --- 21 20 17 34.0 578.4 2.1 18.0 132 3569 01 36 31 01 39 00 J1905+0952 21 20 17 33.7 580.7 2.2 19.0 -19 3569 No stop 01 41 30 =1903+097 21 22 48 33.5 581.4 2.3 19.3 131 3608 01 39 01 01 42 00 J1800+3848 21 23 18 52.1 618.5 3.4 38.2 -32 3608 01 42 00 01 47 00 =1758+388 21 28 18 51.5 619.7 3.5 38.4 268 3685 01 42 01 01 49 00 J1905+0952 21 30 19 32.8 583.4 2.4 20.1 58 3685 01 49 00 01 51 30 =1903+097 21 32 49 32.6 584.1 2.4 20.3 150 3723 01 49 01 01 51 30 GRS1915 21 32 49 34.4 581.9 2.3 19.6 -18 3723 No stop 01 55 00 --- 21 36 20 34.1 582.9 2.3 19.9 192 3777 01 51 31 01 55 00 J1905+0952 21 36 20 32.3 585.1 2.5 20.7 -18 3777 No stop 01 57 30 =1903+097 21 38 50 32.1 585.8 2.5 21.0 132 3815 01 55 01 01 57 30 GRS1915 21 38 50 33.9 583.6 2.4 20.2 -18 3815 No stop 02 01 00 --- 21 42 21 33.6 584.6 2.4 20.6 192 3869 01 57 31 Schedule for SVETLOE (Code Sv ) Page 8 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 17 Jun 2021 Day 168 --- 02 01 40 J1905+0952 21 43 01 31.7 586.9 2.6 21.4 22 3869 02 01 40 02 03 30 =1903+097 21 44 51 31.6 587.4 2.6 21.6 110 3897 02 01 41 02 03 30 GRS1915 21 44 51 33.4 585.3 2.5 20.9 -18 3897 No stop 02 07 00 --- 21 48 22 33.1 586.2 2.5 21.2 192 3951 02 03 31 02 07 00 J1905+0952 21 48 22 31.2 588.3 2.7 21.9 -18 3951 No stop 02 09 30 =1903+097 21 50 52 31.0 589.0 2.7 22.1 132 3990 02 07 01 02 09 30 GRS1915 21 50 52 32.9 586.9 2.6 21.5 -18 3990 No stop 02 13 00 --- 21 54 23 32.6 587.9 2.6 21.8 192 4044 02 09 31 02 13 40 J1905+0952 21 55 03 30.6 590.1 2.8 22.5 22 4044 02 13 40 02 15 30 =1903+097 21 56 53 30.4 590.6 2.8 22.7 110 4072 02 13 41 02 15 30 GRS1915 21 56 53 32.3 588.5 2.7 22.1 -18 4072 No stop 02 19 00 --- 22 00 24 32.0 589.5 2.7 22.4 192 4126 02 15 31 02 19 00 J1905+0952 22 00 24 30.1 591.5 2.9 23.0 -18 4126 No stop 02 21 30 =1903+097 22 02 54 29.9 592.2 2.9 23.2 132 4164 02 19 01 02 21 30 GRS1915 22 02 54 31.8 590.2 2.8 22.6 -18 4164 No stop 02 25 00 --- 22 06 25 31.4 591.1 2.8 22.9 192 4218 02 21 31 02 25 40 J1905+0952 22 07 05 29.5 593.3 3.0 23.6 22 4218 02 25 40 02 27 30 =1903+097 22 08 55 29.3 593.7 3.0 23.7 110 4246 02 25 41 02 27 30 GRS1915 22 08 55 31.2 591.7 2.9 23.2 -17 4246 No stop 02 31 00 --- 22 12 26 30.9 592.7 2.9 23.5 193 4300 02 27 31 02 31 00 J1905+0952 22 12 26 28.9 594.6 3.1 24.0 -18 4300 No stop 02 33 30 =1903+097 22 14 56 28.7 595.3 3.1 24.2 132 4338 02 31 01 02 33 30 GRS1915 22 14 56 30.6 593.3 3.0 23.7 -17 4338 No stop 02 37 00 --- 22 18 27 30.3 594.2 3.0 24.0 193 4392 02 33 31 02 37 40 J1905+0952 22 19 07 28.2 596.3 3.2 24.6 22 4392 02 37 40 02 39 30 =1903+097 22 20 57 28.1 596.8 3.2 24.7 110 4421 02 37 41 02 39 30 GRS1915 22 20 57 30.0 594.9 3.1 24.2 -17 4421 No stop 02 43 00 --- 22 24 28 29.7 595.8 3.1 24.5 193 4474 02 39 31 02 43 00 J1905+0952 22 24 28 27.7 597.7 3.3 25.0 -18 4474 No stop 02 45 30 =1903+097 22 26 58 27.4 598.3 3.3 25.2 132 4513 02 43 01 Schedule for SVETLOE (Code Sv ) Page 9 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 17 Jun 2021 Day 168 --- 02 45 30 J1913+0932 22 26 58 27.9 596.2 3.2 24.5 -18 4513 No stop 02 49 00 --- 22 30 29 27.6 597.1 3.3 24.8 192 4567 02 45 31 02 50 00 J1905+0952 22 31 29 27.0 599.5 3.4 25.5 42 4567 02 50 00 02 52 30 =1903+097 22 33 59 26.7 600.1 3.5 25.6 150 4605 02 50 01 02 52 30 GRS1915 22 33 59 28.7 598.2 3.3 25.2 -18 4605 No stop 02 56 00 --- 22 37 30 28.3 599.1 3.4 25.5 192 4659 02 52 31 02 56 00 J1905+0952 22 37 30 26.3 601.0 3.5 25.9 -18 4659 No stop 02 58 30 =1903+097 22 40 00 26.0 601.6 3.6 26.1 132 4697 02 56 01 02 58 30 GRS1915 22 40 00 28.0 599.7 3.4 25.6 -18 4697 No stop 03 02 00 --- 22 43 31 27.7 600.6 3.5 25.9 192 4751 02 58 31 03 02 40 J1905+0952 22 44 11 25.6 602.6 3.6 26.3 22 4751 03 02 40 03 04 30 =1903+097 22 46 01 25.4 603.1 3.7 26.4 110 4779 03 02 41 03 04 30 GRS1915 22 46 01 27.4 601.2 3.5 26.1 -18 4779 No stop 03 08 00 --- 22 49 32 27.0 602.1 3.6 26.3 192 4833 03 04 31 03 08 00 J1905+0952 22 49 32 25.0 603.9 3.7 26.6 -18 4833 No stop 03 10 30 =1903+097 22 52 02 24.7 604.5 3.8 26.8 132 4872 03 08 01 03 10 30 GRS1915 22 52 02 26.7 602.7 3.6 26.4 -18 4872 No stop 03 14 00 --- 22 55 33 26.4 603.6 3.7 26.7 192 4926 03 10 31 03 14 40 J1905+0952 22 56 13 24.3 605.5 3.8 27.0 22 4926 03 14 40 03 16 30 =1903+097 22 58 03 24.1 606.0 3.9 27.1 110 4954 03 14 41 03 16 30 GRS1915 22 58 03 26.1 604.2 3.7 26.8 -18 4954 No stop 03 20 00 --- 23 01 34 25.7 605.1 3.8 27.0 192 5008 03 16 31 03 20 00 J1905+0952 23 01 34 23.7 606.8 3.9 27.3 -18 5008 No stop 03 22 30 =1903+097 23 04 04 23.4 607.4 4.0 27.5 132 5046 03 20 01 03 22 30 GRS1915 23 04 04 25.4 605.7 3.8 27.2 -18 5046 No stop 03 26 00 --- 23 07 35 25.0 606.5 3.9 27.4 192 5100 03 22 31 03 26 40 J1905+0952 23 08 15 22.9 608.4 4.0 27.7 22 5100 03 26 40 03 28 30 =1903+097 23 10 05 22.7 608.8 4.1 27.8 110 5128 03 26 41 03 28 30 GRS1915 23 10 05 24.7 607.1 3.9 27.5 -18 5128 No stop 03 32 00 --- 23 13 36 24.3 608.0 4.0 27.7 192 5182 03 28 31 Schedule for SVETLOE (Code Sv ) Page 10 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 17 Jun 2021 Day 168 --- 03 32 00 J1905+0952 23 13 36 22.3 609.7 4.1 27.9 -18 5182 No stop 03 34 30 =1903+097 23 16 06 22.0 610.2 4.2 28.0 132 5221 03 32 01 03 34 30 GRS1915 23 16 06 24.0 608.5 4.0 27.8 -18 5221 No stop 03 38 00 --- 23 19 37 23.6 609.4 4.1 28.0 192 5274 03 34 31 03 38 40 J1905+0952 23 20 17 21.5 611.2 4.2 28.2 22 5274 03 38 40 03 40 30 =1903+097 23 22 07 21.3 611.7 4.3 28.3 110 5303 03 38 41 03 40 30 GRS1915 23 22 07 23.4 610.0 4.1 28.1 -18 5303 No stop 03 44 00 --- 23 25 38 23.0 610.8 4.2 28.2 192 5356 03 40 31 03 44 00 J1905+0952 23 25 38 20.9 612.5 4.3 28.4 -18 5356 No stop 03 46 30 =1903+097 23 28 08 20.6 613.0 4.4 28.5 132 5395 03 44 01 03 46 30 J1913+0932 23 28 08 21.2 611.1 4.2 28.2 -17 5395 No stop 03 50 00 --- 23 31 39 20.8 611.9 4.3 28.3 193 5449 03 46 31 03 51 00 J1905+0952 23 32 39 20.1 614.1 4.4 28.7 42 5449 03 51 00 03 53 30 =1903+097 23 35 09 19.8 614.7 4.5 28.8 150 5487 03 51 01 03 53 30 GRS1915 23 35 09 21.8 613.0 4.3 28.6 -18 5487 No stop 03 57 00 --- 23 38 40 21.4 613.8 4.4 28.8 192 5541 03 53 31 03 57 00 J1905+0952 23 38 40 19.3 615.5 4.5 28.9 -18 5541 No stop 03 59 30 =1903+097 23 41 10 19.0 616.0 4.6 29.0 132 5579 03 57 01 03 59 30 GRS1915 23 41 10 21.1 614.4 4.4 28.9 -18 5579 No stop 04 03 00 --- 23 44 41 20.7 615.2 4.5 29.0 192 5633 03 59 31 04 03 40 J1905+0952 23 45 21 18.5 617.0 4.6 29.1 22 5633 04 03 40 04 05 30 =1903+097 23 47 11 18.3 617.4 4.7 29.2 110 5662 04 03 41 04 05 30 GRS1915 23 47 11 20.4 615.8 4.5 29.1 -18 5662 No stop 04 09 00 --- 23 50 42 20.0 616.6 4.6 29.2 192 5715 04 05 31 04 09 00 J1905+0952 23 50 42 17.9 618.2 4.7 29.3 -18 5715 No stop 04 11 30 =1903+097 23 53 12 17.6 618.8 4.8 29.3 132 5754 04 09 01 04 11 30 GRS1915 23 53 12 19.7 617.2 4.6 29.2 -18 5754 No stop 04 15 00 --- 23 56 43 19.3 618.0 4.7 29.3 192 5808 04 11 31 04 15 40 J1905+0952 23 57 23 17.1 619.7 4.8 29.4 22 5808 04 15 40 04 17 30 =1903+097 23 59 13 16.9 620.1 4.9 29.5 110 5836 04 15 41 Schedule for SVETLOE (Code Sv ) Page 11 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 17 Jun 2021 Day 168 --- 04 17 30 GRS1915 23 59 13 19.0 618.5 4.7 29.4 -18 5836 No stop 04 21 00 --- 00 02 44 18.5 619.3 4.8 29.5 192 5890 04 17 31 04 21 00 J1905+0952 00 02 44 16.5 620.9 4.9 29.5 -18 5890 No stop 04 23 30 =1903+097 00 05 14 16.1 621.5 5.0 29.6 132 5928 04 21 01 04 23 30 GRS1915 00 05 14 18.2 619.9 4.8 29.6 -18 5928 No stop 04 27 00 --- 00 08 45 17.8 620.7 4.9 29.6 192 5982 04 23 31 04 27 40 J1905+0952 00 09 25 15.6 622.4 5.0 29.7 22 5982 04 27 40 04 29 30 =1903+097 00 11 15 15.4 622.8 5.1 29.7 110 6010 04 27 41 04 29 30 GRS1915 00 11 15 17.5 621.2 4.9 29.7 -18 6010 No stop 04 33 00 --- 00 14 46 17.1 622.0 5.0 29.8 192 6064 04 29 31 04 33 00 J1905+0952 00 14 46 15.0 623.6 5.1 29.8 -18 6064 No stop 04 35 30 =1903+097 00 17 16 14.7 624.1 5.2 29.8 132 6103 04 33 01 04 35 30 GRS1915 00 17 16 16.8 622.6 5.0 29.8 -18 6103 No stop 04 39 00 --- 00 20 47 16.4 623.4 5.1 29.9 192 6156 04 35 31 04 39 40 J1905+0952 00 21 27 14.2 625.1 5.2 29.8 22 6156 04 39 40 04 41 30 =1903+097 00 23 17 13.9 625.5 5.3 29.9 110 6185 04 39 41 04 41 30 GRS1915 00 23 17 16.0 623.9 5.1 29.9 -18 6185 No stop 04 45 00 --- 00 26 48 15.6 624.7 5.2 29.9 192 6238 04 41 31 04 45 00 J1905+0952 00 26 48 13.5 626.2 5.3 29.9 -18 6238 No stop 04 47 30 =1903+097 00 29 18 13.2 626.8 5.4 29.9 132 6277 04 45 01 04 47 30 J1913+0932 00 29 18 13.9 624.9 5.2 29.8 -17 6277 No stop 04 51 00 --- 00 32 49 13.4 625.7 5.3 29.8 193 6331 04 47 31 04 52 00 J1905+0952 00 33 49 12.6 627.8 5.5 29.9 43 6331 04 52 00 04 54 30 =1903+097 00 36 19 12.3 628.3 5.5 29.9 150 6369 04 52 01 04 54 30 GRS1915 00 36 19 14.4 626.8 5.3 30.0 -18 6369 No stop 04 58 00 --- 00 39 50 14.0 627.6 5.4 30.0 192 6423 04 54 31 04 58 00 J1905+0952 00 39 50 11.9 629.1 5.6 30.0 -18 6423 No stop 05 00 30 =1903+097 00 42 20 11.6 629.6 5.6 30.0 132 6462 04 58 01 05 00 30 GRS1915 00 42 20 13.7 628.1 5.4 30.1 -18 6462 No stop 05 04 00 --- 00 45 51 13.3 628.9 5.5 30.1 192 6515 05 00 31 Schedule for SVETLOE (Code Sv ) Page 12 Probing the radio jets in GRS1915+105 in a new puzzling accretion state 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 17 Jun 2021 Day 168 --- 05 04 40 J1905+0952 00 46 31 11.1 630.5 5.7 30.0 22 6515 05 04 40 05 06 30 =1903+097 00 48 21 10.9 630.9 5.7 30.0 110 6544 05 04 41 05 06 30 GRS1915 00 48 21 13.0 629.4 5.5 30.1 -18 6544 No stop 05 10 00 --- 00 51 52 12.5 630.2 5.6 30.1 192 6597 05 06 31 05 10 00 J1905+0952 00 51 52 10.4 631.7 5.8 29.9 -18 6597 No stop 05 12 30 =1903+097 00 54 22 10.1 632.2 5.8 29.9 132 6636 05 10 01 05 12 30 GRS1915 00 54 22 12.2 630.7 5.6 30.1 -18 6636 No stop 05 16 00 --- 00 57 53 11.8 631.5 5.7 30.1 192 6690 05 12 31 05 18 30 J1913+0932 01 00 23 10.1 631.7 5.8 29.9 134 6690 05 18 30 05 21 00 --- 01 02 54 9.7 632.3 5.8 D 29.9 0 6728 05 18 31 05 23 30 J2253+1608 01 05 24 39.9 582.4 2.2 20.2 75 6728 05 23 30 05 30 00 =3C454.3 01 11 55 39.4 584.3 2.3 21.0 390 6828 05 23 31 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess221.C2048 Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: kvzr_c Added by Des Small, 24 February 2012 Setup group: 1 Station: SVETLOE Total bit rate: 2048 Format: MARK5B Bits per sample: 2 Sample rate: 64.000 Number of channels: 16 DBE type: Speedup factor: 1.00 Disk used to record data. 1st LO= 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 4500.00 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 = A B A B A B A B A B A B A B A B The following frequency sets based on these setups were used. Frequency Set: 12 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= 330.49 330.49 330.49 330.49 394.49 394.49 394.49 394.49 458.49 458.49 458.49 458.49 522.49 522.49 522.49 522.49 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: 12 13 20 Track assignments are: track1= 18, 26, 2, 10, 20, 28, 4, 12, 22, 30, 6, 14, 24, 32, 8, 16 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * GRS1915 19 12 49.958613 * 19 15 11.544821 19 16 12.613599 0.00 GRS1915+105 10 51 26.57111 * 10 56 44.62477 10 58 57.34646 0.00 From catalog imbedded in main SCHED input file. * J1913+0932 19 11 00.869981 * 19 13 24.025348 19 14 25.756814 0.00 09 27 34.81592 * 09 32 45.37648 09 34 55.17469 0.00 From catalog imbedded in main SCHED input file. 1758+388 17 58 44.703954 * 18 00 24.765363 18 01 08.766849 0.01 * J1800+3848 38 48 32.47350 * 38 48 30.69748 38 48 27.99045 0.01 J1800+38 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 5095 observations. 1903+097 19 03 17.231910 * 19 05 39.898972 19 06 41.444755 0.13 * J1905+0952 09 47 30.15815 * 09 52 08.40750 09 54 04.60661 0.22 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc GSFC 2016a X/S astro solution, 104 observations. 3C454.3 22 51 29.519739 * 22 53 57.747939 22 55 00.676644 0.65 * J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 33.13978 0.73 2251+158 /home/guest/rmc/SCHED/sched11.6/catalogs/sources.gsfc J2253+16 GSFC 2016a X/S astro solution, 41272 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 GRS1915 sess221.C2048 1 2 3 4 5 6 7 8 9 10 11 12 + 3.908 526.698 J1913+0932 sess221.C2048 1 2 3 4 5 6 7 8 9 10 11 12 + 0.433 53.886 J1800+3848 sess221.C2048 1 2 3 4 5 6 7 8 9 10 11 12 + 0.167 23.790 J1905+0952 sess221.C2048 1 2 3 4 5 6 7 8 9 10 11 12 + 2.853 368.153 J2253+1608 sess221.C2048 1 2 3 4 5 6 8 9 10 11 12 15 0.108 8.729 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) GRS1915 138.8 J1913+0932 140.2 J1800+3848 117.7 J1905+0952 140.9 J2253+1608 94.1 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