COVER INFORMATION Station: TORUN (Code Tr ) 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 TORUN (Code Tr ) 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: 630.49 630.49 630.49 630.49 694.49 694.49 694.49 694.49 758.49 758.49 758.49 758.49 822.49 822.49 822.49 822.49 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 06 46 65.8 114.6 -1.9 -44.5 0 0 04 00 00 04 05 00 =1758+388 16 11 47 66.5 116.4 -1.8 -43.7 300 77 04 00 01 04 07 00 J1905+0952 16 13 47 34.7 124.9 -2.9 -30.0 -13 77 04 07 00 04 09 30 =1903+097 16 16 18 35.0 125.6 -2.8 -29.7 137 116 04 07 01 04 09 30 GRS1915 16 16 18 34.7 122.4 -3.0 -31.1 -21 116 No stop 04 13 00 --- 16 19 48 35.1 123.3 -2.9 -30.7 189 170 04 09 31 04 13 00 J1905+0952 16 19 48 35.4 126.5 -2.8 -29.3 -21 170 No stop 04 15 30 =1903+097 16 22 19 35.7 127.2 -2.7 -29.1 129 209 04 13 01 04 15 30 GRS1915 16 22 19 35.5 124.0 -2.9 -30.5 -21 209 No stop 04 19 00 --- 16 25 49 35.9 124.9 -2.8 -30.1 189 263 04 15 31 04 19 40 J1905+0952 16 26 30 36.2 128.3 -2.7 -28.6 19 263 04 19 40 04 21 30 =1903+097 16 28 20 36.4 128.8 -2.6 -28.4 110 291 04 19 41 04 21 30 GRS1915 16 28 20 36.2 125.6 -2.8 -29.8 -21 291 No stop 04 25 00 --- 16 31 50 36.6 126.5 -2.7 -29.5 189 345 04 21 31 04 25 00 J1905+0952 16 31 50 36.8 129.7 -2.6 -28.0 -21 345 No stop 04 27 30 =1903+097 16 34 21 37.1 130.4 -2.5 -27.7 129 384 04 25 01 04 27 30 GRS1915 16 34 21 36.9 127.2 -2.7 -29.2 -21 384 No stop 04 31 00 --- 16 37 51 37.3 128.1 -2.6 -28.8 189 438 04 27 31 04 31 40 J1905+0952 16 38 31 37.6 131.5 -2.5 -27.1 19 438 04 31 40 04 33 30 =1903+097 16 40 22 37.8 132.1 -2.4 -26.9 110 466 04 31 41 04 33 30 GRS1915 16 40 22 37.6 128.8 -2.6 -28.5 -21 466 No stop 04 37 00 --- 16 43 52 38.1 129.8 -2.5 -28.0 189 520 04 33 31 04 37 00 J1905+0952 16 43 52 38.2 133.0 -2.4 -26.5 -21 520 No stop 04 39 30 =1903+097 16 46 23 38.4 133.7 -2.3 -26.1 129 559 04 37 01 04 39 30 GRS1915 16 46 23 38.3 130.4 -2.5 -27.7 -21 559 No stop 04 43 00 --- 16 49 53 38.7 131.4 -2.4 -27.3 189 613 04 39 31 Schedule for TORUN (Code Tr ) 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 16 50 33 38.9 134.9 -2.3 -25.6 19 613 04 43 40 04 45 30 =1903+097 16 52 24 39.1 135.4 -2.2 -25.3 110 642 04 43 41 04 45 30 GRS1915 16 52 24 39.0 132.1 -2.4 -27.0 -21 642 No stop 04 49 00 --- 16 55 54 39.4 133.1 -2.3 -26.5 189 696 04 45 31 04 49 00 J1905+0952 16 55 54 39.4 136.5 -2.2 -24.8 -22 696 No stop 04 51 30 =1903+097 16 58 25 39.7 137.2 -2.1 -24.5 128 734 04 49 01 04 51 30 GRS1915 16 58 25 39.7 133.8 -2.3 -26.2 -21 734 No stop 04 55 00 --- 17 01 55 40.1 134.8 -2.2 -25.7 189 788 04 51 31 04 55 40 J1905+0952 17 02 35 40.1 138.4 -2.1 -23.9 18 788 04 55 40 04 57 30 =1903+097 17 04 26 40.3 139.0 -2.0 -23.6 110 817 04 55 41 04 57 30 J1913+0932 17 04 26 39.2 136.9 -2.2 -24.6 -18 817 No stop 05 00 00 --- 17 06 56 39.5 137.6 -2.1 -24.3 132 855 04 57 31 05 00 40 J1905+0952 17 07 36 40.6 139.9 -2.0 -23.1 22 855 05 00 40 05 02 40 =1903+097 17 09 37 40.8 140.5 -2.0 -22.8 120 886 05 00 41 05 02 40 GRS1915 17 09 37 40.9 137.1 -2.1 -24.6 -21 886 No stop 05 06 10 --- 17 13 07 41.2 138.1 -2.1 -24.1 189 940 05 02 41 05 06 10 J1905+0952 17 13 07 41.1 141.6 -1.9 -22.3 -22 940 No stop 05 08 40 =1903+097 17 15 38 41.4 142.3 -1.9 -21.9 128 979 05 06 11 05 08 40 GRS1915 17 15 38 41.5 138.9 -2.0 -23.7 -21 979 No stop 05 12 10 --- 17 19 08 41.8 139.9 -2.0 -23.2 189 1033 05 08 41 05 12 50 J1905+0952 17 19 48 41.8 143.6 -1.8 -21.2 18 1033 05 12 50 05 14 40 =1903+097 17 21 39 41.9 144.2 -1.8 -20.9 110 1061 05 12 51 05 14 40 GRS1915 17 21 39 42.0 140.7 -1.9 -22.8 -21 1061 No stop 05 18 10 --- 17 25 09 42.4 141.8 -1.9 -22.2 189 1116 05 14 41 05 18 10 J1905+0952 17 25 09 42.2 145.3 -1.7 -20.3 -22 1116 No stop 05 20 40 =1903+097 17 27 40 42.4 146.0 -1.6 -19.9 128 1154 05 18 11 05 20 40 GRS1915 17 27 40 42.6 142.5 -1.8 -21.8 -22 1154 No stop 05 24 10 --- 17 31 10 42.9 143.6 -1.7 -21.3 188 1208 05 20 41 05 24 50 J1905+0952 17 31 50 42.8 147.4 -1.6 -19.2 18 1208 05 24 50 05 26 40 =1903+097 17 33 41 42.9 147.9 -1.5 -18.9 110 1237 05 24 51 Schedule for TORUN (Code Tr ) 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 17 33 41 43.1 144.4 -1.7 -20.8 -22 1237 No stop 05 30 10 --- 17 37 11 43.4 145.5 -1.6 -20.3 188 1291 05 26 41 05 30 10 J1905+0952 17 37 11 43.2 149.1 -1.5 -18.3 -22 1291 No stop 05 32 40 =1903+097 17 39 42 43.4 149.9 -1.4 -17.8 128 1329 05 30 11 05 32 40 GRS1915 17 39 42 43.7 146.3 -1.6 -19.8 -22 1329 No stop 05 36 10 --- 17 43 12 43.9 147.5 -1.5 -19.2 188 1384 05 32 41 05 36 50 J1905+0952 17 43 52 43.7 151.2 -1.4 -17.1 18 1384 05 36 50 05 38 40 =1903+097 17 45 42 43.8 151.8 -1.3 -16.7 110 1412 05 36 51 05 38 40 GRS1915 17 45 42 44.1 148.3 -1.5 -18.8 -22 1412 No stop 05 42 10 --- 17 49 13 44.4 149.4 -1.4 -18.1 188 1466 05 38 41 05 42 10 J1905+0952 17 49 13 44.1 153.0 -1.3 -16.1 -22 1466 No stop 05 44 40 =1903+097 17 51 43 44.2 153.8 -1.2 -15.6 128 1505 05 42 11 05 44 40 GRS1915 17 51 43 44.6 150.2 -1.4 -17.7 -22 1505 No stop 05 48 10 --- 17 55 14 44.9 151.4 -1.3 -17.0 188 1559 05 44 41 05 48 50 J1905+0952 17 55 54 44.5 155.2 -1.2 -14.8 18 1559 05 48 50 05 50 40 =1903+097 17 57 44 44.6 155.8 -1.1 -14.5 110 1587 05 48 51 05 50 40 J1913+0932 17 57 44 43.8 153.4 -1.3 -15.9 -19 1587 No stop 05 53 10 --- 18 00 15 44.0 154.2 -1.2 -15.4 131 1626 05 50 41 05 53 50 J1905+0952 18 00 55 44.8 156.9 -1.1 -13.9 21 1626 05 53 50 05 55 50 =1903+097 18 02 55 44.9 157.5 -1.1 -13.5 120 1657 05 53 51 05 55 50 GRS1915 18 02 55 45.4 153.9 -1.2 -15.6 -22 1657 No stop 05 59 20 --- 18 06 26 45.6 155.1 -1.2 -14.9 188 1711 05 55 51 05 59 20 J1905+0952 18 06 26 45.1 158.7 -1.0 -12.8 -22 1711 No stop 06 01 50 =1903+097 18 08 56 45.3 159.6 -1.0 -12.3 128 1749 05 59 21 06 01 50 GRS1915 18 08 56 45.8 156.0 -1.1 -14.4 -22 1749 No stop 06 05 20 --- 18 12 27 46.0 157.2 -1.1 -13.7 188 1803 06 01 51 06 06 00 J1905+0952 18 13 07 45.5 161.0 -0.9 -11.4 18 1803 06 06 00 06 07 50 =1903+097 18 14 57 45.6 161.7 -0.9 -11.1 110 1832 06 06 01 06 07 50 GRS1915 18 14 57 46.1 158.0 -1.0 -13.2 -22 1832 No stop 06 11 20 --- 18 18 28 46.3 159.3 -1.0 -12.5 188 1886 06 07 51 Schedule for TORUN (Code Tr ) 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 18 18 28 45.7 162.9 -0.8 -10.3 -22 1886 No stop 06 13 50 =1903+097 18 20 58 45.8 163.7 -0.8 -9.8 128 1925 06 11 21 06 13 50 GRS1915 18 20 58 46.5 160.1 -0.9 -12.0 -22 1925 No stop 06 17 20 --- 18 24 29 46.6 161.4 -0.9 -11.3 188 1979 06 13 51 06 18 00 J1905+0952 18 25 09 46.0 165.2 -0.7 -9.0 18 1979 06 18 00 06 19 50 =1903+097 18 26 59 46.1 165.8 -0.7 -8.6 110 2007 06 18 01 06 19 50 GRS1915 18 26 59 46.7 162.2 -0.8 -10.8 -22 2007 No stop 06 23 20 --- 18 30 30 46.9 163.5 -0.8 -10.0 188 2061 06 19 51 06 23 20 J1905+0952 18 30 30 46.2 167.1 -0.6 -7.8 -22 2061 No stop 06 25 50 =1903+097 18 33 00 46.3 168.0 -0.6 -7.3 128 2100 06 23 21 06 25 50 GRS1915 18 33 00 47.0 164.4 -0.7 -9.5 -22 2100 No stop 06 29 20 --- 18 36 31 47.1 165.6 -0.7 -8.7 188 2154 06 25 51 06 30 00 J1905+0952 18 37 11 46.4 169.4 -0.5 -6.4 18 2154 06 30 00 06 31 50 =1903+097 18 39 01 46.4 170.1 -0.5 -6.0 110 2182 06 30 01 06 31 50 GRS1915 18 39 01 47.2 166.5 -0.6 -8.2 -22 2182 No stop 06 35 20 --- 18 42 32 47.3 167.8 -0.6 -7.4 188 2236 06 31 51 06 35 20 J1905+0952 18 42 32 46.5 171.4 -0.4 -5.3 -22 2236 No stop 06 37 50 =1903+097 18 45 02 46.6 172.2 -0.4 -4.7 128 2275 06 35 21 06 37 50 GRS1915 18 45 02 47.4 168.7 -0.5 -6.9 -22 2275 No stop 06 41 20 --- 18 48 33 47.5 169.9 -0.5 -6.1 188 2329 06 37 51 06 42 00 J1905+0952 18 49 13 46.7 173.7 -0.3 -3.8 18 2329 06 42 00 06 43 50 =1903+097 18 51 03 46.7 174.4 -0.3 -3.4 110 2357 06 42 01 06 43 50 J1913+0932 18 51 03 46.2 171.7 -0.4 -5.1 -20 2357 No stop 06 46 20 --- 18 53 34 46.3 172.6 -0.3 -4.5 130 2396 06 43 51 06 47 00 J1905+0952 18 54 14 46.7 175.5 -0.2 -2.7 20 2396 06 47 00 06 49 00 =1903+097 18 56 14 46.8 176.3 -0.2 -2.3 120 2427 06 47 01 06 49 00 GRS1915 18 56 14 47.7 172.7 -0.3 -4.4 -22 2427 No stop 06 52 30 --- 18 59 45 47.8 174.0 -0.3 -3.7 188 2481 06 49 01 06 52 30 J1905+0952 18 59 45 46.8 177.5 -0.1 -1.5 -22 2481 No stop 06 55 00 =1903+097 19 02 15 46.8 178.4 -0.1 -1.0 128 2520 06 52 31 Schedule for TORUN (Code Tr ) 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 02 15 47.8 174.9 -0.2 -3.1 -22 2520 No stop 06 58 30 --- 19 05 46 47.8 176.2 -0.2 -2.3 188 2574 06 55 01 06 59 10 J1905+0952 19 06 26 46.8 179.9 -0.0 -0.0 18 2574 06 59 10 07 01 00 =1903+097 19 08 16 46.8 180.6 0.0 0.4 110 2602 06 59 11 07 01 00 GRS1915 19 08 16 47.9 177.1 -0.1 -1.8 -21 2602 No stop 07 04 30 --- 19 11 47 47.9 178.4 -0.1 -1.0 189 2656 07 01 01 07 04 30 J1905+0952 19 11 47 46.8 181.8 0.1 1.1 -22 2656 No stop 07 07 00 =1903+097 19 14 17 46.8 182.7 0.1 1.7 128 2695 07 04 31 07 07 00 GRS1915 19 14 17 47.9 179.3 -0.0 -0.4 -21 2695 No stop 07 10 30 --- 19 17 48 47.9 180.6 0.0 0.4 189 2749 07 07 01 07 11 10 J1905+0952 19 18 28 46.7 184.2 0.2 2.6 18 2749 07 11 10 07 13 00 =1903+097 19 20 18 46.7 184.9 0.2 3.0 110 2777 07 11 11 07 13 00 GRS1915 19 20 18 47.9 181.5 0.1 0.9 -21 2777 No stop 07 16 30 --- 19 23 49 47.9 182.8 0.1 1.7 189 2831 07 13 01 07 16 30 J1905+0952 19 23 49 46.7 186.2 0.3 3.8 -22 2831 No stop 07 19 00 =1903+097 19 26 19 46.6 187.1 0.3 4.3 128 2870 07 16 31 07 19 00 GRS1915 19 26 19 47.8 183.7 0.2 2.3 -21 2870 No stop 07 22 30 --- 19 29 50 47.8 185.0 0.2 3.1 189 2924 07 19 01 07 23 10 J1905+0952 19 30 30 46.5 188.6 0.4 5.2 18 2924 07 23 10 07 25 00 =1903+097 19 32 20 46.5 189.2 0.4 5.6 110 2953 07 23 11 07 25 00 GRS1915 19 32 20 47.8 185.9 0.3 3.6 -21 2953 No stop 07 28 30 --- 19 35 51 47.7 187.2 0.3 4.4 189 3007 07 25 01 07 28 30 J1905+0952 19 35 51 46.4 190.5 0.5 6.4 -21 3007 No stop 07 31 00 =1903+097 19 38 21 46.3 191.3 0.5 6.9 129 3045 07 28 31 07 31 00 GRS1915 19 38 21 47.6 188.1 0.4 4.9 -21 3045 No stop 07 34 30 --- 19 41 52 47.6 189.4 0.4 5.7 189 3099 07 31 01 07 35 10 J1905+0952 19 42 32 46.2 192.8 0.6 7.8 19 3099 07 35 10 07 37 00 =1903+097 19 44 22 46.1 193.5 0.6 8.2 110 3128 07 35 11 07 37 00 J1913+0932 19 44 22 46.1 190.7 0.5 6.5 -20 3128 No stop 07 39 30 --- 19 46 52 46.0 191.6 0.5 7.0 130 3166 07 37 01 Schedule for TORUN (Code Tr ) 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 19 47 22 66.9 242.5 1.8 43.1 -88 3166 07 40 00 07 45 00 =1758+388 19 52 23 66.2 244.3 1.9 44.0 212 3244 07 40 01 07 45 40 J1905+0952 19 53 03 45.8 196.5 0.8 10.0 -70 3244 07 45 40 07 47 40 =1903+097 19 55 04 45.7 197.2 0.8 10.4 50 3275 07 45 41 07 47 40 GRS1915 19 55 04 47.2 194.1 0.6 8.6 -20 3275 No stop 07 51 10 --- 19 58 34 47.0 195.4 0.7 9.3 190 3329 07 47 41 07 51 10 J1905+0952 19 58 34 45.6 198.4 0.9 11.1 -21 3329 No stop 07 53 40 =1903+097 20 01 05 45.4 199.3 0.9 11.6 129 3367 07 51 11 07 53 40 GRS1915 20 01 05 46.9 196.3 0.7 9.9 -20 3367 No stop 07 57 10 --- 20 04 35 46.8 197.5 0.8 10.6 190 3421 07 53 41 07 57 50 J1905+0952 20 05 15 45.2 200.7 1.0 12.5 19 3421 07 57 50 07 59 40 =1903+097 20 07 06 45.1 201.3 1.0 12.8 110 3450 07 57 51 07 59 40 GRS1915 20 07 06 46.7 198.4 0.8 11.1 -20 3450 No stop 08 03 10 --- 20 10 36 46.5 199.6 0.9 11.8 190 3504 07 59 41 08 03 10 J1905+0952 20 10 36 44.9 202.5 1.1 13.5 -21 3504 No stop 08 05 40 =1903+097 20 13 07 44.8 203.4 1.1 14.0 129 3543 08 03 11 08 05 40 GRS1915 20 13 07 46.4 200.5 0.9 12.4 -20 3543 No stop 08 09 10 --- 20 16 37 46.2 201.7 1.0 13.1 190 3597 08 05 41 08 09 50 J1905+0952 20 17 17 44.5 204.8 1.2 14.8 20 3597 08 09 50 08 11 40 =1903+097 20 19 08 44.4 205.4 1.2 15.2 110 3625 08 09 51 08 11 40 GRS1915 20 19 08 46.0 202.6 1.0 13.6 -20 3625 No stop 08 15 10 --- 20 22 38 45.8 203.8 1.1 14.3 190 3679 08 11 41 08 15 10 J1905+0952 20 22 38 44.2 206.6 1.3 15.8 -20 3679 No stop 08 17 40 =1903+097 20 25 09 44.0 207.4 1.3 16.3 130 3718 08 15 11 08 17 40 GRS1915 20 25 09 45.7 204.6 1.1 14.8 -20 3718 No stop 08 21 10 --- 20 28 39 45.4 205.8 1.2 15.4 190 3772 08 17 41 08 21 50 J1905+0952 20 29 19 43.7 208.8 1.4 17.0 20 3772 08 21 50 08 23 40 =1903+097 20 31 10 43.6 209.3 1.4 17.4 110 3800 08 21 51 08 23 40 GRS1915 20 31 10 45.3 206.6 1.2 15.9 -20 3800 No stop 08 27 10 --- 20 34 40 45.0 207.8 1.3 16.6 190 3854 08 23 41 Schedule for TORUN (Code Tr ) 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 20 34 40 43.3 210.5 1.5 18.0 -20 3854 No stop 08 29 40 =1903+097 20 37 11 43.1 211.3 1.5 18.5 130 3893 08 27 11 08 29 40 GRS1915 20 37 11 44.9 208.6 1.4 17.1 -20 3893 No stop 08 33 10 --- 20 40 41 44.6 209.8 1.4 17.7 190 3947 08 29 41 08 33 50 J1905+0952 20 41 21 42.8 212.6 1.6 19.2 20 3947 08 33 50 08 35 40 =1903+097 20 43 12 42.6 213.2 1.6 19.5 110 3975 08 33 51 08 35 40 J1913+0932 20 43 12 42.9 210.6 1.5 18.1 -19 3975 No stop 08 38 10 --- 20 45 42 42.7 211.4 1.5 18.5 131 4014 08 35 41 08 38 50 J1905+0952 20 46 22 42.4 214.2 1.7 20.0 20 4014 08 38 50 08 40 50 =1903+097 20 48 22 42.2 214.8 1.7 20.4 120 4045 08 38 51 08 40 50 GRS1915 20 48 22 44.0 212.3 1.5 19.1 -20 4045 No stop 08 44 20 --- 20 51 53 43.7 213.4 1.6 19.7 190 4099 08 40 51 08 44 20 J1905+0952 20 51 53 41.9 215.9 1.8 20.9 -21 4099 No stop 08 46 50 =1903+097 20 54 23 41.7 216.7 1.8 21.4 129 4138 08 44 21 08 46 50 GRS1915 20 54 23 43.5 214.2 1.6 20.1 -21 4138 No stop 08 50 20 --- 20 57 54 43.2 215.3 1.7 20.7 189 4192 08 46 51 08 51 00 J1905+0952 20 58 34 41.3 218.0 1.9 22.0 19 4192 08 51 00 08 52 50 =1903+097 21 00 24 41.1 218.5 1.9 22.3 110 4220 08 51 01 08 52 50 GRS1915 21 00 24 43.0 216.1 1.7 21.1 -21 4220 No stop 08 56 20 --- 21 03 55 42.7 217.2 1.8 21.7 189 4274 08 52 51 08 56 20 J1905+0952 21 03 55 40.8 219.6 2.0 22.9 -21 4274 No stop 08 58 50 =1903+097 21 06 25 40.5 220.3 2.0 23.2 129 4313 08 56 21 08 58 50 GRS1915 21 06 25 42.4 218.0 1.8 22.1 -21 4313 No stop 09 02 20 --- 21 09 56 42.1 219.1 1.9 22.7 189 4367 08 58 51 09 03 00 J1905+0952 21 10 36 40.1 221.6 2.1 23.9 19 4367 09 03 00 09 04 50 =1903+097 21 12 26 39.9 222.1 2.1 24.1 110 4395 09 03 01 09 04 50 GRS1915 21 12 26 41.9 219.8 1.9 23.1 -21 4395 No stop 09 08 20 --- 21 15 57 41.5 220.9 2.0 23.6 189 4449 09 04 51 09 08 20 J1905+0952 21 15 57 39.6 223.1 2.2 24.6 -21 4449 No stop 09 10 50 =1903+097 21 18 27 39.3 223.9 2.2 25.0 129 4488 09 08 21 Schedule for TORUN (Code Tr ) 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 21 18 27 41.3 221.6 2.0 24.0 -21 4488 No stop 09 14 20 --- 21 21 58 40.9 222.7 2.1 24.5 189 4542 09 10 51 09 15 00 J1905+0952 21 22 38 38.9 225.1 2.3 25.6 19 4542 09 15 00 09 16 50 =1903+097 21 24 28 38.7 225.6 2.3 25.8 110 4571 09 15 01 09 16 50 GRS1915 21 24 28 40.7 223.4 2.1 24.9 -21 4571 No stop 09 20 20 --- 21 27 59 40.3 224.5 2.2 25.4 189 4625 09 16 51 09 20 20 J1905+0952 21 27 59 38.3 226.6 2.4 26.3 -21 4625 No stop 09 22 50 =1903+097 21 30 29 38.0 227.3 2.4 26.6 129 4663 09 20 21 09 22 50 GRS1915 21 30 29 40.0 225.2 2.2 25.7 -21 4663 No stop 09 26 20 --- 21 34 00 39.7 226.2 2.3 26.2 189 4717 09 22 51 09 27 00 J1905+0952 21 34 40 37.6 228.4 2.5 27.1 18 4717 09 27 00 09 28 50 =1903+097 21 36 30 37.4 228.9 2.5 27.4 110 4746 09 27 01 09 28 50 J1913+0932 21 36 30 37.9 226.6 2.4 26.3 -18 4746 No stop 09 31 20 --- 21 39 01 37.7 227.3 2.4 26.6 132 4784 09 28 51 09 32 00 J1905+0952 21 39 41 37.0 229.8 2.6 27.8 21 4784 09 32 00 09 34 00 =1903+097 21 41 41 36.8 230.4 2.6 28.0 120 4815 09 32 01 09 34 00 GRS1915 21 41 41 38.8 228.4 2.4 27.2 -21 4815 No stop 09 37 30 --- 21 45 12 38.4 229.3 2.5 27.6 189 4869 09 34 01 09 37 30 J1905+0952 21 45 12 36.4 231.3 2.6 28.4 -22 4869 No stop 09 40 00 =1903+097 21 47 42 36.1 232.0 2.7 28.7 128 4908 09 37 31 09 40 00 GRS1915 21 47 42 38.1 230.0 2.5 28.0 -21 4908 No stop 09 43 30 --- 21 51 13 37.7 231.0 2.6 28.4 189 4962 09 40 01 09 44 10 J1905+0952 21 51 53 35.6 233.1 2.8 29.2 18 4962 09 44 10 09 46 10 =1903+097 21 53 53 35.3 233.6 2.8 29.4 120 4993 09 44 11 09 46 10 GRS1915 21 53 53 37.4 231.7 2.6 28.7 -22 4993 No stop 09 49 40 --- 21 57 24 37.0 232.7 2.7 29.1 188 5047 09 46 11 09 49 40 J1905+0952 21 57 24 34.9 234.5 2.8 29.8 -22 5047 No stop 09 52 10 =1903+097 21 59 54 34.6 235.2 2.9 30.0 128 5086 09 49 41 09 52 10 GRS1915 21 59 54 36.7 233.3 2.7 29.4 -22 5086 No stop 09 55 40 --- 22 03 25 36.3 234.3 2.8 29.8 188 5140 09 52 11 Schedule for TORUN (Code Tr ) 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 04 05 34.1 236.3 3.0 30.5 18 5140 09 56 20 09 58 20 =1903+097 22 06 05 33.8 236.8 3.0 30.7 120 5171 09 56 21 09 58 20 GRS1915 22 06 05 35.9 235.0 2.8 30.1 -22 5171 No stop 10 01 50 --- 22 09 36 35.5 235.9 2.9 30.4 188 5225 09 58 21 10 01 50 J1905+0952 22 09 36 33.4 237.7 3.0 31.0 -22 5225 No stop 10 04 20 =1903+097 22 12 06 33.1 238.3 3.1 31.2 128 5264 10 01 51 10 04 20 GRS1915 22 12 06 35.2 236.5 2.9 30.7 -22 5264 No stop 10 07 50 --- 22 15 37 34.8 237.4 3.0 31.0 188 5318 10 04 21 10 08 30 J1905+0952 22 16 17 32.5 239.3 3.2 31.6 18 5318 10 08 30 10 10 30 =1903+097 22 18 17 32.3 239.8 3.2 31.8 120 5349 10 08 31 10 10 30 GRS1915 22 18 17 34.4 238.1 3.0 31.3 -22 5349 No stop 10 14 00 --- 22 21 48 34.0 239.0 3.1 31.6 188 5403 10 10 31 10 14 00 J1905+0952 22 21 48 31.8 240.7 3.3 32.1 -22 5403 No stop 10 16 30 =1903+097 22 24 18 31.5 241.3 3.3 32.3 128 5441 10 14 01 10 16 30 GRS1915 22 24 18 33.6 239.6 3.1 31.9 -22 5441 No stop 10 20 00 --- 22 27 49 33.2 240.5 3.2 32.2 188 5495 10 16 31 10 20 40 J1905+0952 22 28 29 30.9 242.3 3.4 32.7 18 5495 10 20 40 10 22 40 =1903+097 22 30 29 30.7 242.8 3.4 32.8 120 5526 10 20 41 10 22 40 J1913+0932 22 30 29 31.4 240.7 3.3 32.1 -18 5526 No stop 10 25 10 --- 22 33 00 31.1 241.4 3.3 32.3 132 5565 10 22 41 10 25 50 J1905+0952 22 33 40 30.2 243.6 3.5 33.1 22 5565 10 25 50 10 27 50 =1903+097 22 35 40 30.0 244.1 3.5 33.2 120 5596 10 25 51 10 27 50 GRS1915 22 35 40 32.2 242.5 3.3 32.8 -22 5596 No stop 10 31 20 --- 22 39 11 31.7 243.3 3.4 33.1 188 5650 10 27 51 10 31 20 J1905+0952 22 39 11 29.5 244.9 3.5 33.5 -22 5650 No stop 10 33 50 =1903+097 22 41 41 29.2 245.5 3.6 33.7 128 5689 10 31 21 10 33 50 GRS1915 22 41 41 31.3 243.9 3.4 33.3 -22 5689 No stop 10 37 20 --- 22 45 12 30.9 244.7 3.5 33.6 188 5743 10 33 51 10 38 00 J1905+0952 22 45 52 28.6 246.5 3.7 34.0 18 5743 10 38 00 10 40 00 =1903+097 22 47 52 28.3 246.9 3.7 34.1 120 5774 10 38 01 Schedule for TORUN (Code Tr ) 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 22 47 52 30.5 245.4 3.5 33.8 -22 5774 No stop 10 43 30 --- 22 51 23 30.0 246.2 3.6 34.0 188 5828 10 40 01 10 43 30 J1905+0952 22 51 23 27.8 247.7 3.7 34.3 -22 5828 No stop 10 46 00 =1903+097 22 53 53 27.5 248.3 3.8 34.5 128 5866 10 43 31 10 46 00 GRS1915 22 53 53 29.7 246.8 3.6 34.2 -22 5866 No stop 10 49 30 --- 22 57 24 29.2 247.6 3.7 34.4 188 5921 10 46 01 10 50 10 J1905+0952 22 58 04 26.9 249.3 3.9 34.8 18 5921 10 50 10 10 52 10 =1903+097 23 00 04 26.6 249.7 3.9 34.9 120 5951 10 50 11 10 52 10 GRS1915 23 00 04 28.8 248.2 3.7 34.6 -22 5951 No stop 10 55 40 --- 23 03 35 28.3 249.0 3.8 34.8 188 6006 10 52 11 10 55 40 J1905+0952 23 03 35 26.1 250.5 3.9 35.1 -22 6006 No stop 10 58 10 =1903+097 23 06 05 25.8 251.1 4.0 35.2 128 6044 10 55 41 10 58 10 GRS1915 23 06 05 28.0 249.6 3.8 35.0 -22 6044 No stop 11 01 40 --- 23 09 36 27.5 250.4 3.9 35.2 188 6098 10 58 11 11 02 20 J1905+0952 23 10 16 25.2 252.0 4.1 35.4 18 6098 11 02 20 11 04 20 =1903+097 23 12 16 24.9 252.4 4.1 35.5 120 6129 11 02 21 11 04 20 J1913+0932 23 12 16 25.7 250.5 4.0 35.0 -17 6129 No stop 11 06 50 --- 23 14 46 25.4 251.1 4.0 35.2 133 6168 11 04 21 11 07 30 J1905+0952 23 15 27 24.4 253.1 4.1 35.7 22 6168 11 07 30 11 09 30 =1903+097 23 17 27 24.1 253.6 4.2 35.8 120 6199 11 07 31 11 09 30 GRS1915 23 17 27 26.4 252.2 4.0 35.6 -22 6199 No stop 11 13 00 --- 23 20 57 25.9 253.0 4.1 35.8 188 6253 11 09 31 11 13 00 J1905+0952 23 20 57 23.6 254.3 4.2 35.9 -22 6253 No stop 11 15 30 =1903+097 23 23 28 23.3 254.9 4.3 36.0 128 6292 11 13 01 11 15 30 GRS1915 23 23 28 25.5 253.5 4.1 35.9 -22 6292 No stop 11 19 00 --- 23 26 58 25.0 254.3 4.2 36.1 188 6346 11 15 31 11 19 40 J1905+0952 23 27 39 22.7 255.8 4.3 36.2 18 6346 11 19 40 11 21 40 =1903+097 23 29 39 22.4 256.2 4.4 36.3 120 6377 11 19 41 11 21 40 GRS1915 23 29 39 24.6 254.9 4.2 36.2 -22 6377 No stop 11 25 10 --- 23 33 09 24.1 255.6 4.3 36.3 188 6431 11 21 41 Schedule for TORUN (Code Tr ) 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 23 33 09 21.8 257.0 4.4 36.4 -23 6431 No stop 11 27 40 =1903+097 23 35 40 21.5 257.5 4.5 36.5 127 6469 11 25 11 11 27 40 GRS1915 23 35 40 23.7 256.2 4.3 36.4 -22 6469 No stop 11 31 10 --- 23 39 10 23.2 256.9 4.4 36.6 188 6523 11 27 41 11 31 50 J1905+0952 23 39 51 20.9 258.4 4.6 36.7 17 6523 11 31 50 11 33 50 =1903+097 23 41 51 20.6 258.8 4.6 36.7 120 6554 11 31 51 11 33 50 GRS1915 23 41 51 22.8 257.5 4.4 36.7 -22 6554 No stop 11 37 20 --- 23 45 21 22.3 258.2 4.5 36.8 188 6608 11 33 51 11 37 20 J1905+0952 23 45 21 20.1 259.6 4.6 36.8 -23 6608 No stop 11 39 50 =1903+097 23 47 52 19.7 260.1 4.7 36.9 127 6647 11 37 21 11 39 50 GRS1915 23 47 52 22.0 258.8 4.5 36.9 -22 6647 No stop 11 43 20 --- 23 51 22 21.4 259.5 4.6 37.0 188 6701 11 39 51 11 44 00 J1905+0952 23 52 03 19.1 260.9 4.8 37.0 17 6701 11 44 00 11 46 00 =1903+097 23 54 03 18.8 261.4 4.8 37.1 120 6732 11 44 01 11 46 00 J1913+0932 23 54 03 19.7 259.5 4.7 36.8 -17 6732 No stop 11 48 30 --- 23 56 33 19.3 260.1 4.7 36.9 133 6771 11 46 01 11 49 10 J1905+0952 23 57 13 18.3 262.0 4.8 37.1 23 6771 11 49 10 11 52 40 =1903+097 00 00 44 17.8 262.7 4.9 37.2 210 6825 11 49 11 11 54 00 J2253+1608 00 02 04 50.9 206.0 1.1 15.9 -58 6825 11 54 00 12 00 00 =3C454.3 00 08 05 50.5 208.2 1.2 17.2 302 6918 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 --- 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: 10 Station: TORUN 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= 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 4200.00 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 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 A1 B1 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= 630.49 630.49 630.49 630.49 694.49 694.49 694.49 694.49 758.49 758.49 758.49 758.49 822.49 822.49 822.49 822.49 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) * 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