COVER INFORMATION Station: SVETLOE (Code Sv ) Experiment: Probing the radio jets in GRS1915+105 in a new puzzling accretion state Exp. Code: EM144B Schedule Version: 2.40 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 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 04 00 00 J1800+3848 16 51 39 65.7 505.6 -1.2 -20.9 0 0 04 00 00 04 05 00 =1758+388 16 56 39 66.0 507.8 -1.1 -19.6 300 77 04 00 01 04 07 00 J1905+0952 16 58 40 34.1 500.9 -2.1 -18.3 41 77 04 07 00 04 09 30 =1903+097 17 01 10 34.3 501.6 -2.1 -18.1 150 115 04 07 01 04 09 30 GRS1915 17 01 10 34.6 498.5 -2.2 -19.4 -21 115 No stop 04 13 00 --- 17 04 41 34.8 499.5 -2.2 -19.0 189 169 04 09 31 04 13 00 J1905+0952 17 04 41 34.6 502.6 -2.0 -17.6 -21 169 No stop 04 15 30 =1903+097 17 07 11 34.7 503.3 -2.0 -17.3 129 208 04 13 01 04 15 30 GRS1915 17 07 11 35.0 500.2 -2.1 -18.7 -21 208 No stop 04 19 00 --- 17 10 42 35.3 501.2 -2.1 -18.3 189 262 04 15 31 04 19 40 J1905+0952 17 11 22 35.0 504.5 -1.9 -16.8 19 262 04 19 40 04 21 30 =1903+097 17 13 12 35.2 505.1 -1.9 -16.6 110 290 04 19 41 04 21 30 GRS1915 17 13 12 35.5 501.9 -2.0 -18.0 -21 290 No stop 04 25 00 --- 17 16 43 35.8 503.0 -2.0 -17.6 189 344 04 21 31 04 25 00 J1905+0952 17 16 43 35.4 506.1 -1.8 -16.2 -21 344 No stop 04 27 30 =1903+097 17 19 13 35.6 506.8 -1.8 -15.9 129 382 04 25 01 04 27 30 GRS1915 17 19 13 36.0 503.7 -1.9 -17.3 -21 382 No stop 04 31 00 --- 17 22 44 36.2 504.7 -1.9 -16.8 189 436 04 27 31 04 31 40 J1905+0952 17 23 24 35.9 508.0 -1.7 -15.3 19 436 04 31 40 04 33 30 =1903+097 17 25 14 36.0 508.6 -1.7 -15.1 110 464 04 31 41 04 33 30 GRS1915 17 25 14 36.4 505.4 -1.8 -16.5 -21 464 No stop 04 37 00 --- 17 28 45 36.6 506.5 -1.8 -16.1 189 518 04 33 31 04 37 00 J1905+0952 17 28 45 36.2 509.6 -1.6 -14.6 -21 518 No stop 04 39 30 =1903+097 17 31 15 36.4 510.4 -1.6 -14.3 129 556 04 37 01 04 39 30 GRS1915 17 31 15 36.8 507.2 -1.7 -15.8 -21 556 No stop 04 43 00 --- 17 34 46 37.0 508.2 -1.7 -15.3 189 610 04 39 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 04 43 40 J1905+0952 17 35 26 36.6 511.6 -1.5 -13.7 19 610 04 43 40 04 45 30 =1903+097 17 37 16 36.7 512.1 -1.5 -13.5 110 638 04 43 41 04 45 30 GRS1915 17 37 16 37.2 509.0 -1.6 -15.0 -21 638 No stop 04 49 00 --- 17 40 47 37.4 510.0 -1.6 -14.5 189 692 04 45 31 04 49 00 J1905+0952 17 40 47 36.9 513.2 -1.4 -13.0 -21 692 No stop 04 51 30 =1903+097 17 43 17 37.1 514.0 -1.4 -12.7 129 731 04 49 01 04 51 30 GRS1915 17 43 17 37.6 510.8 -1.5 -14.2 -21 731 No stop 04 55 00 --- 17 46 48 37.8 511.8 -1.5 -13.7 189 785 04 51 31 04 55 40 J1905+0952 17 47 28 37.3 515.2 -1.3 -12.1 19 785 04 55 40 04 57 30 =1903+097 17 49 18 37.4 515.8 -1.3 -11.8 110 813 04 55 41 04 57 30 J1913+0932 17 49 18 36.6 513.5 -1.4 -12.9 -18 813 No stop 05 00 00 --- 17 51 48 36.8 514.3 -1.4 -12.5 132 851 04 57 31 05 00 40 J1905+0952 17 52 29 37.5 516.7 -1.2 -11.4 21 851 05 00 40 05 02 40 =1903+097 17 54 29 37.6 517.3 -1.2 -11.1 120 882 05 00 41 05 02 40 GRS1915 17 54 29 38.2 514.2 -1.4 -12.6 -21 882 No stop 05 06 10 --- 17 57 59 38.4 515.2 -1.3 -12.1 189 936 05 02 41 05 06 10 J1905+0952 17 57 59 37.8 518.4 -1.1 -10.6 -21 936 No stop 05 08 40 =1903+097 18 00 30 37.9 519.2 -1.1 -10.2 129 974 05 06 11 05 08 40 GRS1915 18 00 30 38.5 516.0 -1.3 -11.8 -21 974 No stop 05 12 10 --- 18 04 00 38.7 517.1 -1.2 -11.3 189 1028 05 08 41 05 12 50 J1905+0952 18 04 41 38.1 520.5 -1.0 -9.6 19 1028 05 12 50 05 14 40 =1903+097 18 06 31 38.1 521.0 -1.0 -9.3 110 1056 05 12 51 05 14 40 GRS1915 18 06 31 38.8 517.9 -1.2 -10.9 -21 1056 No stop 05 18 10 --- 18 10 01 39.0 518.9 -1.1 -10.4 189 1110 05 14 41 05 18 10 J1905+0952 18 10 01 38.3 522.1 -0.9 -8.8 -21 1110 No stop 05 20 40 =1903+097 18 12 32 38.4 522.9 -0.9 -8.4 129 1149 05 18 11 05 20 40 GRS1915 18 12 32 39.1 519.7 -1.1 -10.0 -21 1149 No stop 05 24 10 --- 18 16 02 39.2 520.8 -1.0 -9.5 189 1203 05 20 41 05 24 50 J1905+0952 18 16 43 38.5 524.2 -0.8 -7.8 19 1203 05 24 50 05 26 40 =1903+097 18 18 33 38.6 524.8 -0.8 -7.5 110 1231 05 24 51 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 05 26 40 GRS1915 18 18 33 39.3 521.6 -1.0 -9.1 -21 1231 No stop 05 30 10 --- 18 22 03 39.4 522.7 -0.9 -8.6 189 1285 05 26 41 05 30 10 J1905+0952 18 22 03 38.7 525.9 -0.7 -7.0 -21 1285 No stop 05 32 40 =1903+097 18 24 34 38.8 526.7 -0.7 -6.6 129 1323 05 30 11 05 32 40 GRS1915 18 24 34 39.5 523.5 -0.9 -8.2 -21 1323 No stop 05 36 10 --- 18 28 04 39.7 524.6 -0.8 -7.6 189 1377 05 32 41 05 36 50 J1905+0952 18 28 44 38.9 528.0 -0.6 -6.0 19 1377 05 36 50 05 38 40 =1903+097 18 30 35 38.9 528.6 -0.6 -5.7 110 1405 05 36 51 05 38 40 GRS1915 18 30 35 39.7 525.4 -0.8 -7.3 -21 1405 No stop 05 42 10 --- 18 34 05 39.8 526.5 -0.7 -6.7 189 1459 05 38 41 05 42 10 J1905+0952 18 34 05 39.0 529.7 -0.5 -5.1 -21 1459 No stop 05 44 40 =1903+097 18 36 36 39.1 530.5 -0.5 -4.8 129 1497 05 42 11 05 44 40 GRS1915 18 36 36 39.9 527.3 -0.7 -6.3 -21 1497 No stop 05 48 10 --- 18 40 06 40.0 528.4 -0.6 -5.8 189 1551 05 44 41 05 48 50 J1905+0952 18 40 46 39.1 531.8 -0.4 -4.1 19 1551 05 48 50 05 50 40 =1903+097 18 42 37 39.2 532.4 -0.4 -3.8 110 1579 05 48 51 05 50 40 J1913+0932 18 42 37 38.7 529.9 -0.5 -5.0 -19 1579 No stop 05 53 10 --- 18 45 07 38.8 530.7 -0.5 -4.6 131 1618 05 50 41 05 53 50 J1905+0952 18 45 47 39.2 533.4 -0.3 -3.3 21 1618 05 53 50 05 55 50 =1903+097 18 47 48 39.2 534.0 -0.3 -3.0 120 1649 05 53 51 05 55 50 GRS1915 18 47 48 40.2 530.9 -0.5 -4.6 -21 1649 No stop 05 59 20 --- 18 51 18 40.2 532.0 -0.4 -4.0 189 1703 05 55 51 05 59 20 J1905+0952 18 51 18 39.3 535.1 -0.3 -2.4 -21 1703 No stop 06 01 50 =1903+097 18 53 49 39.3 535.9 -0.2 -2.0 129 1741 05 59 21 06 01 50 GRS1915 18 53 49 40.3 532.8 -0.4 -3.6 -21 1741 No stop 06 05 20 --- 18 57 19 40.3 533.9 -0.3 -3.0 189 1795 06 01 51 06 06 00 J1905+0952 18 57 59 39.3 537.2 -0.1 -1.4 19 1795 06 06 00 06 07 50 =1903+097 18 59 50 39.4 537.8 -0.1 -1.1 110 1823 06 06 01 06 07 50 GRS1915 18 59 50 40.4 534.7 -0.3 -2.6 -21 1823 No stop 06 11 20 --- 19 03 20 40.4 535.9 -0.2 -2.1 189 1877 06 07 51 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 06 11 20 J1905+0952 19 03 20 39.4 538.9 -0.1 -0.5 -21 1877 No stop 06 13 50 =1903+097 19 05 51 39.4 539.7 -0.0 -0.1 129 1915 06 11 21 06 13 50 GRS1915 19 05 51 40.4 536.7 -0.2 -1.7 -20 1915 No stop 06 17 20 --- 19 09 21 40.4 537.8 -0.1 -1.1 190 1969 06 13 51 06 18 00 J1905+0952 19 10 01 39.4 541.1 0.1 0.5 19 1969 06 18 00 06 19 50 =1903+097 19 11 52 39.4 541.7 0.1 0.8 110 1997 06 18 01 06 19 50 GRS1915 19 11 52 40.4 538.6 -0.1 -0.7 -20 1997 No stop 06 23 20 --- 19 15 22 40.4 539.7 -0.0 -0.1 190 2051 06 19 51 06 23 20 J1905+0952 19 15 22 39.3 542.8 0.1 1.4 -21 2051 No stop 06 25 50 =1903+097 19 17 53 39.3 543.6 0.2 1.8 129 2090 06 23 21 06 25 50 GRS1915 19 17 53 40.4 540.6 0.0 0.3 -20 2090 No stop 06 29 20 --- 19 21 23 40.4 541.7 0.1 0.8 190 2144 06 25 51 06 30 00 J1905+0952 19 22 03 39.3 544.9 0.3 2.4 19 2144 06 30 00 06 31 50 =1903+097 19 23 54 39.3 545.5 0.3 2.7 110 2172 06 30 01 06 31 50 GRS1915 19 23 54 40.4 542.5 0.1 1.2 -20 2172 No stop 06 35 20 --- 19 27 24 40.4 543.6 0.2 1.8 190 2226 06 31 51 06 35 20 J1905+0952 19 27 24 39.2 546.6 0.3 3.3 -21 2226 No stop 06 37 50 =1903+097 19 29 55 39.2 547.4 0.4 3.7 129 2264 06 35 21 06 37 50 GRS1915 19 29 55 40.4 544.4 0.2 2.2 -20 2264 No stop 06 41 20 --- 19 33 25 40.3 545.6 0.3 2.8 190 2318 06 37 51 06 42 00 J1905+0952 19 34 05 39.1 548.7 0.5 4.3 19 2318 06 42 00 06 43 50 =1903+097 19 35 55 39.1 549.3 0.5 4.6 110 2346 06 42 01 06 43 50 J1913+0932 19 35 55 38.9 546.8 0.4 3.4 -19 2346 No stop 06 46 20 --- 19 38 26 38.9 547.6 0.4 3.8 131 2385 06 43 51 06 47 00 J1905+0952 19 39 06 39.0 550.3 0.5 5.1 21 2385 06 47 00 06 49 00 =1903+097 19 41 06 39.0 550.9 0.6 5.4 120 2415 06 47 01 06 49 00 GRS1915 19 41 06 40.2 548.0 0.4 4.0 -20 2415 No stop 06 52 30 --- 19 44 37 40.2 549.2 0.5 4.6 190 2469 06 49 01 06 52 30 J1905+0952 19 44 37 38.9 552.0 0.6 6.0 -20 2469 No stop 06 55 00 =1903+097 19 47 07 38.8 552.8 0.7 6.4 130 2508 06 52 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 06 55 00 GRS1915 19 47 07 40.1 550.0 0.5 5.0 -20 2508 No stop 06 58 30 --- 19 50 38 40.0 551.1 0.6 5.5 190 2562 06 55 01 06 59 10 J1905+0952 19 51 18 38.7 554.1 0.7 7.0 20 2562 06 59 10 07 01 00 =1903+097 19 53 08 38.6 554.7 0.8 7.3 110 2590 06 59 11 07 01 00 GRS1915 19 53 08 40.0 551.9 0.6 5.9 -20 2590 No stop 07 04 30 --- 19 56 39 39.9 553.0 0.7 6.5 190 2644 07 01 01 07 04 30 J1905+0952 19 56 39 38.5 555.8 0.8 7.8 -20 2644 No stop 07 07 00 =1903+097 19 59 09 38.4 556.6 0.9 8.2 130 2682 07 04 31 07 07 00 GRS1915 19 59 09 39.8 553.8 0.7 6.9 -20 2682 No stop 07 10 30 --- 20 02 40 39.7 554.9 0.8 7.4 190 2736 07 07 01 07 11 10 J1905+0952 20 03 20 38.3 557.9 0.9 8.8 20 2736 07 11 10 07 13 00 =1903+097 20 05 10 38.2 558.5 1.0 9.1 110 2764 07 11 11 07 13 00 GRS1915 20 05 10 39.6 555.7 0.8 7.8 -20 2764 No stop 07 16 30 --- 20 08 41 39.5 556.8 0.9 8.3 190 2818 07 13 01 07 16 30 J1905+0952 20 08 41 38.1 559.5 1.0 9.6 -20 2818 No stop 07 19 00 =1903+097 20 11 11 38.0 560.3 1.1 10.0 130 2856 07 16 31 07 19 00 GRS1915 20 11 11 39.4 557.6 0.9 8.7 -20 2856 No stop 07 22 30 --- 20 14 42 39.3 558.7 1.0 9.2 190 2910 07 19 01 07 23 10 J1905+0952 20 15 22 37.8 561.6 1.1 10.6 20 2910 07 23 10 07 25 00 =1903+097 20 17 12 37.7 562.2 1.2 10.9 110 2938 07 23 11 07 25 00 GRS1915 20 17 12 39.2 559.5 1.0 9.6 -19 2938 No stop 07 28 30 --- 20 20 43 39.0 560.6 1.1 10.1 191 2992 07 25 01 07 28 30 J1905+0952 20 20 43 37.5 563.2 1.2 11.4 -20 2992 No stop 07 31 00 =1903+097 20 23 13 37.4 564.0 1.3 11.7 130 3031 07 28 31 07 31 00 GRS1915 20 23 13 38.9 561.3 1.1 10.5 -19 3031 No stop 07 34 30 --- 20 26 44 38.8 562.4 1.2 11.0 191 3085 07 31 01 07 35 10 J1905+0952 20 27 24 37.2 565.3 1.3 12.3 20 3085 07 35 10 07 37 00 =1903+097 20 29 14 37.1 565.8 1.4 12.6 110 3113 07 35 11 07 37 00 J1913+0932 20 29 14 37.2 563.4 1.2 11.4 -19 3113 No stop 07 39 30 --- 20 31 45 37.1 564.2 1.3 11.8 131 3151 07 37 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 07 40 00 J1800+3848 20 32 15 58.1 604.5 2.5 34.7 -35 3151 07 40 00 07 45 00 =1758+388 20 37 16 57.5 606.0 2.6 35.2 265 3228 07 40 01 07 45 40 J1905+0952 20 37 56 36.6 568.4 1.5 13.7 -22 3228 07 45 40 07 47 40 =1903+097 20 39 56 36.5 569.0 1.6 14.0 98 3259 07 45 41 07 47 40 GRS1915 20 39 56 38.1 566.5 1.4 12.9 -19 3259 No stop 07 51 10 --- 20 43 27 37.9 567.5 1.5 13.4 191 3313 07 47 41 07 51 10 J1905+0952 20 43 27 36.3 570.1 1.6 14.5 -19 3313 No stop 07 53 40 =1903+097 20 45 57 36.1 570.8 1.7 14.8 131 3351 07 51 11 07 53 40 GRS1915 20 45 57 37.7 568.3 1.5 13.7 -19 3351 No stop 07 57 10 --- 20 49 28 37.5 569.4 1.6 14.2 191 3405 07 53 41 07 57 50 J1905+0952 20 50 08 35.9 572.0 1.7 15.4 21 3405 07 57 50 07 59 40 =1903+097 20 51 58 35.7 572.6 1.8 15.6 110 3433 07 57 51 07 59 40 GRS1915 20 51 58 37.4 570.1 1.6 14.6 -19 3433 No stop 08 03 10 --- 20 55 29 37.2 571.1 1.7 15.0 191 3487 07 59 41 08 03 10 J1905+0952 20 55 29 35.5 573.6 1.8 16.0 -19 3487 No stop 08 05 40 =1903+097 20 57 59 35.3 574.3 1.9 16.4 131 3526 08 03 11 08 05 40 GRS1915 20 57 59 37.0 571.9 1.7 15.4 -19 3526 No stop 08 09 10 --- 21 01 30 36.8 572.9 1.8 15.8 191 3579 08 05 41 08 09 50 J1905+0952 21 02 10 35.0 575.5 1.9 16.9 21 3579 08 09 50 08 11 40 =1903+097 21 04 00 34.9 576.1 2.0 17.1 110 3608 08 09 51 08 11 40 GRS1915 21 04 00 36.6 573.7 1.8 16.1 -19 3608 No stop 08 15 10 --- 21 07 31 36.4 574.7 1.9 16.6 191 3662 08 11 41 08 15 10 J1905+0952 21 07 31 34.6 577.1 2.0 17.5 -19 3662 No stop 08 17 40 =1903+097 21 10 01 34.5 577.8 2.1 17.8 131 3700 08 15 11 08 17 40 GRS1915 21 10 01 36.2 575.4 1.9 16.9 -18 3700 No stop 08 21 10 --- 21 13 31 35.9 576.4 2.0 17.3 192 3754 08 17 41 08 21 50 J1905+0952 21 14 12 34.1 579.0 2.1 18.3 21 3754 08 21 50 08 23 40 =1903+097 21 16 02 34.0 579.5 2.2 18.5 110 3782 08 21 51 08 23 40 GRS1915 21 16 02 35.7 577.2 2.0 17.6 -18 3782 No stop 08 27 10 --- 21 19 32 35.5 578.2 2.1 18.0 192 3836 08 23 41 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 08 27 10 J1905+0952 21 19 32 33.7 580.5 2.2 18.9 -19 3836 No stop 08 29 40 =1903+097 21 22 03 33.5 581.2 2.3 19.2 131 3874 08 27 11 08 29 40 GRS1915 21 22 03 35.3 578.9 2.1 18.3 -18 3874 No stop 08 33 10 --- 21 25 33 35.0 579.9 2.2 18.7 192 3928 08 29 41 08 33 50 J1905+0952 21 26 14 33.2 582.3 2.3 19.6 21 3928 08 33 50 08 35 40 =1903+097 21 28 04 33.0 582.8 2.4 19.8 110 3956 08 33 51 08 35 40 J1913+0932 21 28 04 33.3 580.6 2.2 18.9 -18 3956 No stop 08 38 10 --- 21 30 34 33.1 581.3 2.3 19.2 132 3995 08 35 41 08 38 50 J1905+0952 21 31 14 32.8 583.7 2.4 20.2 21 3995 08 38 50 08 40 50 =1903+097 21 33 15 32.6 584.3 2.4 20.4 120 4026 08 38 51 08 40 50 GRS1915 21 33 15 34.4 582.1 2.3 19.6 -18 4026 No stop 08 44 20 --- 21 36 45 34.1 583.0 2.3 20.0 192 4079 08 40 51 08 44 20 J1905+0952 21 36 45 32.3 585.2 2.5 20.8 -18 4079 No stop 08 46 50 =1903+097 21 39 16 32.1 585.9 2.5 21.0 132 4118 08 44 21 08 46 50 GRS1915 21 39 16 33.9 583.7 2.4 20.3 -18 4118 No stop 08 50 20 --- 21 42 46 33.6 584.7 2.4 20.6 192 4172 08 46 51 08 51 00 J1905+0952 21 43 26 31.7 587.0 2.6 21.4 22 4172 08 51 00 08 52 50 =1903+097 21 45 17 31.5 587.5 2.6 21.6 110 4200 08 51 01 08 52 50 GRS1915 21 45 17 33.4 585.4 2.5 20.9 -18 4200 No stop 08 56 20 --- 21 48 47 33.1 586.4 2.5 21.3 192 4254 08 52 51 08 56 20 J1905+0952 21 48 47 31.2 588.5 2.7 21.9 -18 4254 No stop 08 58 50 =1903+097 21 51 18 31.0 589.1 2.7 22.2 132 4292 08 56 21 08 58 50 GRS1915 21 51 18 32.8 587.0 2.6 21.5 -18 4292 No stop 09 02 20 --- 21 54 48 32.5 588.0 2.6 21.9 192 4346 08 58 51 09 03 00 J1905+0952 21 55 28 30.6 590.2 2.8 22.6 22 4346 09 03 00 09 04 50 =1903+097 21 57 19 30.4 590.7 2.8 22.7 110 4374 09 03 01 09 04 50 GRS1915 21 57 19 32.3 588.7 2.7 22.1 -18 4374 No stop 09 08 20 --- 22 00 49 32.0 589.6 2.7 22.4 192 4428 09 04 51 09 08 20 J1905+0952 22 00 49 30.1 591.6 2.9 23.1 -18 4428 No stop 09 10 50 =1903+097 22 03 20 29.8 592.3 2.9 23.3 132 4467 09 08 21 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 09 10 50 GRS1915 22 03 20 31.7 590.3 2.8 22.7 -18 4467 No stop 09 14 20 --- 22 06 50 31.4 591.2 2.8 23.0 192 4521 09 10 51 09 15 00 J1905+0952 22 07 30 29.4 593.4 3.0 23.6 22 4521 09 15 00 09 16 50 =1903+097 22 09 21 29.2 593.9 3.0 23.8 110 4549 09 15 01 09 16 50 GRS1915 22 09 21 31.2 591.9 2.9 23.2 -17 4549 No stop 09 20 20 --- 22 12 51 30.8 592.8 2.9 23.5 193 4603 09 16 51 09 20 20 J1905+0952 22 12 51 28.9 594.8 3.1 24.1 -18 4603 No stop 09 22 50 =1903+097 22 15 22 28.6 595.4 3.1 24.3 132 4641 09 20 21 09 22 50 GRS1915 22 15 22 30.6 593.5 3.0 23.7 -17 4641 No stop 09 26 20 --- 22 18 52 30.2 594.4 3.0 24.0 193 4695 09 22 51 09 27 00 J1905+0952 22 19 32 28.2 596.5 3.2 24.6 22 4695 09 27 00 09 28 50 =1903+097 22 21 23 28.0 596.9 3.2 24.7 110 4723 09 27 01 09 28 50 J1913+0932 22 21 23 28.5 594.8 3.1 24.1 -18 4723 No stop 09 31 20 --- 22 23 53 28.3 595.5 3.2 24.3 132 4762 09 28 51 09 32 00 J1905+0952 22 24 33 27.7 597.7 3.3 25.0 22 4762 09 32 00 09 34 00 =1903+097 22 26 33 27.5 598.2 3.3 25.1 120 4792 09 32 01 09 34 00 GRS1915 22 26 33 29.4 596.3 3.2 24.7 -17 4792 No stop 09 37 30 --- 22 30 04 29.1 597.2 3.2 24.9 193 4846 09 34 01 09 37 30 J1905+0952 22 30 04 27.1 599.1 3.4 25.4 -18 4846 No stop 09 40 00 =1903+097 22 32 34 26.8 599.7 3.4 25.6 132 4885 09 37 31 09 40 00 GRS1915 22 32 34 28.8 597.9 3.3 25.1 -18 4885 No stop 09 43 30 --- 22 36 05 28.4 598.8 3.3 25.4 192 4938 09 40 01 09 44 10 J1905+0952 22 36 45 26.4 600.8 3.5 25.8 22 4938 09 44 10 09 46 10 =1903+097 22 38 45 26.2 601.3 3.5 26.0 120 4969 09 44 11 09 46 10 GRS1915 22 38 45 28.2 599.4 3.4 25.6 -18 4969 No stop 09 49 40 --- 22 42 16 27.8 600.3 3.4 25.8 192 5023 09 46 11 09 49 40 J1905+0952 22 42 16 25.8 602.1 3.6 26.2 -18 5023 No stop 09 52 10 =1903+097 22 44 46 25.5 602.8 3.6 26.4 132 5062 09 49 41 09 52 10 GRS1915 22 44 46 27.5 600.9 3.5 26.0 -18 5062 No stop 09 55 40 --- 22 48 17 27.1 601.8 3.5 26.2 192 5115 09 52 11 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 09 56 20 J1905+0952 22 48 57 25.1 603.8 3.7 26.6 22 5115 09 56 20 09 58 20 =1903+097 22 50 57 24.8 604.3 3.7 26.7 120 5146 09 56 21 09 58 20 GRS1915 22 50 57 26.9 602.5 3.6 26.4 -18 5146 No stop 10 01 50 --- 22 54 28 26.5 603.3 3.6 26.6 192 5200 09 58 21 10 01 50 J1905+0952 22 54 28 24.5 605.1 3.8 26.9 -18 5200 No stop 10 04 20 =1903+097 22 56 58 24.2 605.7 3.8 27.1 132 5238 10 01 51 10 04 20 GRS1915 22 56 58 26.2 603.9 3.7 26.8 -18 5238 No stop 10 07 50 --- 23 00 29 25.8 604.8 3.7 27.0 192 5292 10 04 21 10 08 30 J1905+0952 23 01 09 23.7 606.7 3.9 27.3 22 5292 10 08 30 10 10 30 =1903+097 23 03 09 23.5 607.2 3.9 27.4 120 5323 10 08 31 10 10 30 GRS1915 23 03 09 25.5 605.5 3.8 27.1 -18 5323 No stop 10 14 00 --- 23 06 40 25.1 606.3 3.8 27.3 192 5377 10 10 31 10 14 00 J1905+0952 23 06 40 23.1 608.0 4.0 27.6 -18 5377 No stop 10 16 30 =1903+097 23 09 10 22.8 608.6 4.0 27.7 132 5415 10 14 01 10 16 30 GRS1915 23 09 10 24.8 606.9 3.9 27.4 -18 5415 No stop 10 20 00 --- 23 12 41 24.4 607.7 3.9 27.6 192 5469 10 16 31 10 20 40 J1905+0952 23 13 21 22.3 609.6 4.1 27.9 22 5469 10 20 40 10 22 40 =1903+097 23 15 21 22.1 610.1 4.1 28.0 120 5500 10 20 41 10 22 40 J1913+0932 23 15 21 22.7 608.1 4.0 27.6 -17 5500 No stop 10 25 10 --- 23 17 52 22.4 608.7 4.1 27.7 133 5538 10 22 41 10 25 50 J1905+0952 23 18 32 21.7 610.8 4.2 28.1 22 5538 10 25 50 10 27 50 =1903+097 23 20 32 21.5 611.3 4.2 28.2 120 5569 10 25 51 10 27 50 GRS1915 23 20 32 23.5 609.6 4.1 28.0 -18 5569 No stop 10 31 20 --- 23 24 03 23.1 610.4 4.1 28.2 192 5623 10 27 51 10 31 20 J1905+0952 23 24 03 21.1 612.1 4.3 28.4 -18 5623 No stop 10 33 50 =1903+097 23 26 33 20.8 612.7 4.3 28.5 132 5662 10 31 21 10 33 50 GRS1915 23 26 33 22.8 611.0 4.2 28.3 -18 5662 No stop 10 37 20 --- 23 30 04 22.4 611.8 4.2 28.4 192 5715 10 33 51 10 38 00 J1905+0952 23 30 44 20.3 613.7 4.4 28.6 22 5715 10 38 00 10 40 00 =1903+097 23 32 44 20.0 614.1 4.4 28.7 120 5746 10 38 01 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 10 40 00 GRS1915 23 32 44 22.1 612.5 4.3 28.5 -18 5746 No stop 10 43 30 --- 23 36 15 21.7 613.3 4.3 28.7 192 5800 10 40 01 10 43 30 J1905+0952 23 36 15 19.6 614.9 4.5 28.8 -18 5800 No stop 10 46 00 =1903+097 23 38 45 19.3 615.5 4.5 28.9 132 5838 10 43 31 10 46 00 GRS1915 23 38 45 21.4 613.9 4.4 28.8 -18 5838 No stop 10 49 30 --- 23 42 16 21.0 614.7 4.4 28.9 192 5892 10 46 01 10 50 10 J1905+0952 23 42 56 18.8 616.4 4.6 29.0 22 5892 10 50 10 10 52 10 =1903+097 23 44 56 18.6 616.9 4.6 29.1 120 5923 10 50 11 10 52 10 GRS1915 23 44 56 20.7 615.3 4.5 29.0 -18 5923 No stop 10 55 40 --- 23 48 27 20.3 616.1 4.5 29.1 192 5977 10 52 11 10 55 40 J1905+0952 23 48 27 18.2 617.7 4.7 29.2 -18 5977 No stop 10 58 10 =1903+097 23 50 57 17.9 618.3 4.7 29.3 132 6015 10 55 41 10 58 10 GRS1915 23 50 57 20.0 616.7 4.6 29.2 -18 6015 No stop 11 01 40 --- 23 54 28 19.5 617.5 4.6 29.3 192 6069 10 58 11 11 02 20 J1905+0952 23 55 08 17.4 619.2 4.8 29.4 22 6069 11 02 20 11 04 20 =1903+097 23 57 08 17.1 619.7 4.8 29.4 120 6100 11 02 21 11 04 20 J1913+0932 23 57 08 17.8 617.8 4.7 29.2 -17 6100 No stop 11 06 50 --- 23 59 39 17.5 618.3 4.8 29.2 133 6138 11 04 21 11 07 30 J1905+0952 00 00 19 16.7 620.4 4.9 29.5 23 6138 11 07 30 11 09 30 =1903+097 00 02 19 16.5 620.8 4.9 29.5 120 6169 11 07 31 11 09 30 GRS1915 00 02 19 18.6 619.2 4.8 29.5 -18 6169 No stop 11 13 00 --- 00 05 50 18.2 620.0 4.8 29.6 192 6223 11 09 31 11 13 00 J1905+0952 00 05 50 16.1 621.6 5.0 29.6 -18 6223 No stop 11 15 30 =1903+097 00 08 20 15.8 622.2 5.0 29.6 132 6262 11 13 01 11 15 30 GRS1915 00 08 20 17.9 620.6 4.9 29.6 -18 6262 No stop 11 19 00 --- 00 11 51 17.4 621.4 4.9 29.7 192 6315 11 15 31 11 19 40 J1905+0952 00 12 31 15.3 623.1 5.1 29.7 22 6315 11 19 40 11 21 40 =1903+097 00 14 31 15.0 623.5 5.1 29.7 120 6346 11 19 41 11 21 40 GRS1915 00 14 31 17.1 622.0 5.0 29.7 -18 6346 No stop 11 25 10 --- 00 18 02 16.7 622.8 5.0 29.8 192 6400 11 21 41 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 ---------------------------------------------------------------------------------------- --- Fri 5 Mar 2021 Day 64 --- 11 25 10 J1905+0952 00 18 02 14.6 624.3 5.2 29.8 -18 6400 No stop 11 27 40 =1903+097 00 20 32 14.3 624.9 5.2 29.8 132 6438 11 25 11 11 27 40 GRS1915 00 20 32 16.4 623.3 5.1 29.8 -18 6438 No stop 11 31 10 --- 00 24 03 15.9 624.1 5.1 29.9 192 6492 11 27 41 11 31 50 J1905+0952 00 24 43 13.8 625.8 5.3 29.9 22 6492 11 31 50 11 33 50 =1903+097 00 26 43 13.5 626.2 5.3 29.9 120 6523 11 31 51 11 33 50 GRS1915 00 26 43 15.6 624.7 5.2 29.9 -18 6523 No stop 11 37 20 --- 00 30 14 15.2 625.5 5.2 30.0 192 6577 11 33 51 11 37 20 J1905+0952 00 30 14 13.1 627.0 5.4 29.9 -18 6577 No stop 11 39 50 =1903+097 00 32 44 12.8 627.5 5.4 29.9 132 6615 11 37 21 11 39 50 GRS1915 00 32 44 14.9 626.0 5.3 30.0 -18 6615 No stop 11 43 20 --- 00 36 15 14.4 626.8 5.3 30.0 192 6669 11 39 51 11 44 00 J1905+0952 00 36 55 12.3 628.5 5.5 29.9 22 6669 11 44 00 11 46 00 =1903+097 00 38 55 12.0 628.9 5.5 30.0 120 6700 11 44 01 11 46 00 J1913+0932 00 38 55 12.7 627.0 5.4 29.9 -17 6700 No stop 11 48 30 --- 00 41 26 12.4 627.6 5.5 29.9 133 6738 11 46 01 11 49 10 J1905+0952 00 42 06 11.6 629.6 5.6 30.0 23 6738 11 49 10 11 52 40 =1903+097 00 45 36 11.2 630.3 5.6 30.0 210 6792 11 49 11 11 54 00 J2253+1608 00 46 56 41.4 576.9 1.9 17.9 2 6792 11 54 00 12 00 00 =3C454.3 00 52 57 40.9 578.7 2.0 18.7 360 6885 11 54 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess121.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: 11 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: 11 12 19 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 09.784147 0.00 GRS1915+105 10 51 26.57111 * 10 56 44.62477 10 58 46.80895 0.00 From catalog imbedded in main SCHED input file. * J1913+0932 19 11 00.869981 * 19 13 24.025348 19 14 22.931578 0.00 09 27 34.81592 * 09 32 45.37648 09 34 44.78753 0.00 From catalog imbedded in main SCHED input file. 1758+388 17 58 44.703954 * 18 00 24.765363 18 01 05.985930 0.01 * J1800+3848 38 48 32.47350 * 38 48 30.69748 38 48 11.69985 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 38.639105 0.13 * J1905+0952 09 47 30.15815 * 09 52 08.40750 09 53 54.19200 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 54 58.214842 0.65 * J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 26.32748 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 sess121.C2048 1 2 3 4 5 6 7 8 9 10 11 14 3.967 484.265 J1913+0932 sess121.C2048 1 2 3 4 5 6 7 8 9 10 11 14 0.375 42.444 J1800+3848 sess121.C2048 1 2 3 4 5 6 7 8 9 10 11 14 0.167 21.481 J1905+0952 sess121.C2048 1 2 3 4 5 6 7 8 9 10 11 14 2.850 348.727 J2253+1608 sess121.C2048 1 2 3 4 5 7 8 9 10 11 14 0.100 9.360 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 59.3 J1913+0932 59.4 J1800+3848 82.9 J1905+0952 61.3 J2253+1608 22.3 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