COVER INFORMATION Station: ONSALA85 (Code O8 ) Experiment: Probing the radio jets in GRS1915+105 in a new puzzling accretion state Exp. Code: EM144A Schedule Version: 2.50 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 ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 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: 730.49 730.49 730.49 730.49 794.49 794.49 794.49 794.49 858.49 858.49 858.49 858.49 922.49 922.49 922.49 922.49 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 12 30 00 J1800+3848 15 54 49 62.3 118.5 -2.1 0.0 0 0 12 30 00 12 35 00 =1758+388 15 59 50 62.9 120.2 -2.0 0.0 300 77 12 30 01 12 37 00 J1905+0952 16 01 50 30.8 124.1 -3.1 0.0 -8 77 12 37 00 12 39 30 =1903+097 16 04 21 31.1 124.8 -3.0 0.0 142 116 12 37 01 12 39 30 GRS1915 16 04 21 31.0 121.8 -3.2 0.0 -17 116 No stop 12 43 00 --- 16 07 51 31.4 122.6 -3.1 0.0 193 170 12 39 31 12 43 00 J1905+0952 16 07 51 31.5 125.7 -3.0 0.0 -17 170 No stop 12 45 30 =1903+097 16 10 22 31.8 126.3 -2.9 0.0 133 209 12 43 01 12 45 30 GRS1915 16 10 22 31.7 123.3 -3.1 0.0 -17 209 No stop 12 49 00 --- 16 13 52 32.1 124.2 -3.0 0.0 193 263 12 45 31 12 49 40 J1905+0952 16 14 32 32.2 127.4 -2.9 0.0 23 263 12 49 40 12 51 30 =1903+097 16 16 23 32.4 127.9 -2.8 0.0 110 291 12 49 41 12 51 30 GRS1915 16 16 23 32.3 124.8 -3.0 0.0 -17 291 No stop 12 55 00 --- 16 19 53 32.7 125.8 -2.9 0.0 193 345 12 51 31 12 55 00 J1905+0952 16 19 53 32.8 128.8 -2.8 0.0 -17 345 No stop 12 57 30 =1903+097 16 22 24 33.0 129.5 -2.7 0.0 133 384 12 55 01 12 57 30 GRS1915 16 22 24 33.0 126.4 -2.9 0.0 -17 384 No stop 13 01 00 --- 16 25 54 33.4 127.3 -2.8 0.0 193 438 12 57 31 13 01 40 J1905+0952 16 26 34 33.5 130.6 -2.7 0.0 23 438 13 01 40 13 03 30 =1903+097 16 28 24 33.7 131.1 -2.6 0.0 110 466 13 01 41 13 03 30 GRS1915 16 28 24 33.6 128.0 -2.8 0.0 -17 466 No stop 13 07 00 --- 16 31 55 34.0 128.9 -2.7 0.0 193 520 13 03 31 13 07 00 J1905+0952 16 31 55 34.0 132.0 -2.6 0.0 -17 520 No stop 13 09 30 =1903+097 16 34 25 34.3 132.7 -2.5 0.0 133 559 13 07 01 13 09 30 GRS1915 16 34 25 34.3 129.6 -2.7 0.0 -17 559 No stop 13 13 00 --- 16 37 56 34.6 130.6 -2.6 0.0 193 613 13 09 31 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 13 13 40 J1905+0952 16 38 36 34.7 133.9 -2.5 0.0 23 613 13 13 40 13 15 30 =1903+097 16 40 26 34.8 134.4 -2.4 0.0 110 642 13 13 41 13 15 30 GRS1915 16 40 26 34.9 131.2 -2.6 0.0 -17 642 No stop 13 19 00 --- 16 43 57 35.2 132.2 -2.5 0.0 193 696 13 15 31 13 19 00 J1905+0952 16 43 57 35.2 135.3 -2.4 0.0 -17 696 No stop 13 21 30 =1903+097 16 46 27 35.4 136.0 -2.3 0.0 133 734 13 19 01 13 21 30 GRS1915 16 46 27 35.5 132.9 -2.5 0.0 -17 734 No stop 13 25 00 --- 16 49 58 35.8 133.9 -2.4 0.0 193 788 13 21 31 13 25 40 J1905+0952 16 50 38 35.8 137.2 -2.3 0.0 23 788 13 25 40 13 27 30 =1903+097 16 52 28 36.0 137.7 -2.2 0.0 110 817 13 25 41 13 27 30 J1913+0932 16 52 28 35.0 135.7 -2.4 0.0 -16 817 No stop 13 30 00 --- 16 54 59 35.2 136.4 -2.3 0.0 134 855 13 27 31 13 30 40 J1905+0952 16 55 39 36.3 138.6 -2.2 0.0 24 855 13 30 40 13 32 40 =1903+097 16 57 39 36.4 139.2 -2.1 0.0 120 886 13 30 41 13 32 40 GRS1915 16 57 39 36.6 136.0 -2.3 0.0 -17 886 No stop 13 36 10 --- 17 01 10 36.9 137.0 -2.2 0.0 193 940 13 32 41 13 36 10 J1905+0952 17 01 10 36.7 140.2 -2.1 0.0 -17 940 No stop 13 38 40 =1903+097 17 03 40 37.0 140.9 -2.0 0.0 133 979 13 36 11 13 38 40 GRS1915 17 03 40 37.1 137.7 -2.2 0.0 -17 979 No stop 13 42 10 --- 17 07 11 37.4 138.7 -2.1 0.0 193 1033 13 38 41 13 42 50 J1905+0952 17 07 51 37.3 142.2 -2.0 0.0 23 1033 13 42 50 13 44 40 =1903+097 17 09 41 37.5 142.7 -1.9 0.0 110 1061 13 42 51 13 44 40 GRS1915 17 09 41 37.7 139.5 -2.1 0.0 -17 1061 No stop 13 48 10 --- 17 13 12 38.0 140.5 -2.0 0.0 193 1116 13 44 41 13 48 10 J1905+0952 17 13 12 37.7 143.7 -1.9 0.0 -17 1116 No stop 13 50 40 =1903+097 17 15 42 37.9 144.5 -1.8 0.0 133 1154 13 48 11 13 50 40 GRS1915 17 15 42 38.2 141.2 -2.0 0.0 -17 1154 No stop 13 54 10 --- 17 19 13 38.5 142.2 -1.9 0.0 193 1208 13 50 41 13 54 50 J1905+0952 17 19 53 38.3 145.7 -1.8 0.0 23 1208 13 54 50 13 56 40 =1903+097 17 21 43 38.4 146.3 -1.7 0.0 110 1237 13 54 51 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 13 56 40 GRS1915 17 21 43 38.7 143.0 -1.9 0.0 -17 1237 No stop 14 00 10 --- 17 25 14 39.0 144.0 -1.8 0.0 193 1291 13 56 41 14 00 10 J1905+0952 17 25 14 38.7 147.3 -1.7 0.0 -17 1291 No stop 14 02 40 =1903+097 17 27 44 38.8 148.1 -1.6 0.0 133 1329 14 00 11 14 02 40 GRS1915 17 27 44 39.2 144.8 -1.8 0.0 -17 1329 No stop 14 06 10 --- 17 31 15 39.4 145.8 -1.7 0.0 193 1384 14 02 41 14 06 50 J1905+0952 17 31 55 39.1 149.3 -1.6 0.0 23 1384 14 06 50 14 08 40 =1903+097 17 33 45 39.3 149.9 -1.5 0.0 110 1412 14 06 51 14 08 40 GRS1915 17 33 45 39.6 146.6 -1.7 0.0 -17 1412 No stop 14 12 10 --- 17 37 16 39.9 147.7 -1.6 0.0 193 1466 14 08 41 14 12 10 J1905+0952 17 37 16 39.5 151.0 -1.5 0.0 -17 1466 No stop 14 14 40 =1903+097 17 39 46 39.6 151.7 -1.4 0.0 133 1505 14 12 11 14 14 40 GRS1915 17 39 46 40.0 148.4 -1.6 0.0 -17 1505 No stop 14 18 10 --- 17 43 17 40.3 149.5 -1.5 0.0 193 1559 14 14 41 14 18 50 J1905+0952 17 43 57 39.9 153.0 -1.4 0.0 23 1559 14 18 50 14 20 40 =1903+097 17 45 47 40.0 153.6 -1.3 0.0 110 1587 14 18 51 14 20 40 J1913+0932 17 45 47 39.2 151.3 -1.5 0.0 -16 1587 No stop 14 23 10 --- 17 48 18 39.4 152.1 -1.4 0.0 134 1626 14 20 41 14 23 50 J1905+0952 17 48 58 40.2 154.6 -1.3 0.0 24 1626 14 23 50 14 25 50 =1903+097 17 50 58 40.3 155.2 -1.3 0.0 120 1657 14 23 51 14 25 50 GRS1915 17 50 58 40.8 151.9 -1.4 0.0 -17 1657 No stop 14 29 20 --- 17 54 29 41.0 153.0 -1.4 0.0 193 1711 14 25 51 14 29 20 J1905+0952 17 54 29 40.5 156.3 -1.2 0.0 -17 1711 No stop 14 31 50 =1903+097 17 56 59 40.6 157.1 -1.2 0.0 133 1749 14 29 21 14 31 50 GRS1915 17 56 59 41.2 153.8 -1.3 0.0 -17 1749 No stop 14 35 20 --- 18 00 30 41.4 154.9 -1.3 0.0 193 1803 14 31 51 14 36 00 J1905+0952 18 01 10 40.9 158.5 -1.1 0.0 23 1803 14 36 00 14 37 50 =1903+097 18 03 00 40.9 159.1 -1.1 0.0 110 1832 14 36 01 14 37 50 GRS1915 18 03 00 41.5 155.7 -1.2 0.0 -17 1832 No stop 14 41 20 --- 18 06 31 41.7 156.8 -1.2 0.0 193 1886 14 37 51 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 14 41 20 J1905+0952 18 06 31 41.1 160.2 -1.0 0.0 -17 1886 No stop 14 43 50 =1903+097 18 09 01 41.2 161.0 -1.0 0.0 133 1925 14 41 21 14 43 50 GRS1915 18 09 01 41.8 157.6 -1.1 0.0 -17 1925 No stop 14 47 20 --- 18 12 32 42.0 158.8 -1.1 0.0 193 1979 14 43 51 14 48 00 J1905+0952 18 13 12 41.4 162.3 -0.9 0.0 23 1979 14 48 00 14 49 50 =1903+097 18 15 02 41.5 162.9 -0.9 0.0 110 2007 14 48 01 14 49 50 GRS1915 18 15 02 42.1 159.6 -1.0 0.0 -17 2007 No stop 14 53 20 --- 18 18 33 42.3 160.7 -1.0 0.0 193 2061 14 49 51 14 53 20 J1905+0952 18 18 33 41.6 164.1 -0.8 0.0 -17 2061 No stop 14 55 50 =1903+097 18 21 03 41.7 164.9 -0.8 0.0 133 2100 14 53 21 14 55 50 GRS1915 18 21 03 42.4 161.5 -0.9 0.0 -17 2100 No stop 14 59 20 --- 18 24 34 42.5 162.7 -0.9 0.0 193 2154 14 55 51 15 00 00 J1905+0952 18 25 14 41.8 166.3 -0.7 0.0 23 2154 15 00 00 15 01 50 =1903+097 18 27 04 41.9 166.9 -0.7 0.0 110 2182 15 00 01 15 01 50 GRS1915 18 27 04 42.6 163.5 -0.8 0.0 -17 2182 No stop 15 05 20 --- 18 30 35 42.8 164.7 -0.8 0.0 193 2236 15 01 51 15 05 20 J1905+0952 18 30 35 42.0 168.0 -0.6 0.0 -17 2236 No stop 15 07 50 =1903+097 18 33 05 42.1 168.8 -0.6 0.0 133 2275 15 05 21 15 07 50 GRS1915 18 33 05 42.9 165.5 -0.7 0.0 -17 2275 No stop 15 11 20 --- 18 36 35 43.0 166.7 -0.7 0.0 193 2329 15 07 51 15 12 00 J1905+0952 18 37 16 42.2 170.2 -0.5 0.0 23 2329 15 12 00 15 13 50 =1903+097 18 39 06 42.2 170.8 -0.5 0.0 110 2357 15 12 01 15 13 50 J1913+0932 18 39 06 41.7 168.3 -0.6 0.0 -16 2357 No stop 15 16 20 --- 18 41 36 41.8 169.1 -0.5 0.0 134 2396 15 13 51 15 17 00 J1905+0952 18 42 16 42.3 171.9 -0.4 0.0 24 2396 15 17 00 15 19 00 =1903+097 18 44 17 42.3 172.5 -0.4 0.0 120 2427 15 17 01 15 19 00 GRS1915 18 44 17 43.2 169.2 -0.5 0.0 -17 2427 No stop 15 22 30 --- 18 47 47 43.3 170.4 -0.5 0.0 193 2481 15 19 01 15 22 30 J1905+0952 18 47 47 42.4 173.7 -0.3 0.0 -17 2481 No stop 15 25 00 =1903+097 18 50 18 42.4 174.5 -0.3 0.0 133 2520 15 22 31 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 15 25 00 GRS1915 18 50 18 43.3 171.3 -0.4 0.0 -17 2520 No stop 15 28 30 --- 18 53 48 43.4 172.4 -0.4 0.0 193 2574 15 25 01 15 29 10 J1905+0952 18 54 28 42.5 175.9 -0.2 0.0 23 2574 15 29 10 15 31 00 =1903+097 18 56 19 42.5 176.6 -0.2 0.0 110 2602 15 29 11 15 31 00 GRS1915 18 56 19 43.4 173.3 -0.3 0.0 -17 2602 No stop 15 34 30 --- 18 59 49 43.5 174.5 -0.3 0.0 193 2656 15 31 01 15 34 30 J1905+0952 18 59 49 42.5 177.7 -0.1 0.0 -17 2656 No stop 15 37 00 =1903+097 19 02 20 42.5 178.6 -0.1 0.0 133 2695 15 34 31 15 37 00 GRS1915 19 02 20 43.5 175.3 -0.2 0.0 -17 2695 No stop 15 40 30 --- 19 05 50 43.5 176.5 -0.2 0.0 193 2749 15 37 01 15 41 10 J1905+0952 19 06 30 42.5 180.0 -0.0 0.0 23 2749 15 41 10 15 43 00 =1903+097 19 08 21 42.5 180.6 0.0 0.0 110 2777 15 41 11 15 43 00 GRS1915 19 08 21 43.6 177.4 -0.1 0.0 -17 2777 No stop 15 46 30 --- 19 11 51 43.6 178.5 -0.1 0.0 193 2831 15 43 01 15 46 30 J1905+0952 19 11 51 42.5 181.7 0.1 0.0 -17 2831 No stop 15 49 00 =1903+097 19 14 22 42.5 182.6 0.1 0.0 133 2870 15 46 31 15 49 00 GRS1915 19 14 22 43.6 179.4 -0.0 0.0 -17 2870 No stop 15 52 30 --- 19 17 52 43.6 180.6 0.0 0.0 193 2924 15 49 01 15 53 10 J1905+0952 19 18 32 42.5 184.0 0.2 0.0 23 2924 15 53 10 15 55 00 =1903+097 19 20 23 42.4 184.6 0.2 0.0 110 2953 15 53 11 15 55 00 GRS1915 19 20 23 43.6 181.4 0.1 0.0 -17 2953 No stop 15 58 30 --- 19 23 53 43.6 182.6 0.1 0.0 193 3007 15 55 01 15 58 30 J1905+0952 19 23 53 42.4 185.8 0.3 0.0 -17 3007 No stop 16 01 00 =1903+097 19 26 24 42.4 186.6 0.3 0.0 133 3045 15 58 31 16 01 00 GRS1915 19 26 24 43.6 183.5 0.2 0.0 -17 3045 No stop 16 04 30 --- 19 29 54 43.5 184.7 0.2 0.0 193 3099 16 01 01 16 05 10 J1905+0952 19 30 34 42.3 188.0 0.4 0.0 23 3099 16 05 10 16 07 00 =1903+097 19 32 25 42.3 188.6 0.4 0.0 110 3128 16 05 11 16 07 00 J1913+0932 19 32 25 42.1 186.0 0.3 0.0 -16 3128 No stop 16 09 30 --- 19 34 55 42.0 186.8 0.3 0.0 134 3166 16 07 01 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 16 10 00 J1800+3848 19 35 25 65.9 229.8 1.6 0.0 -99 3166 16 10 00 16 15 00 =1758+388 19 40 26 65.4 231.8 1.7 0.0 201 3244 16 10 01 16 15 40 J1905+0952 19 41 06 42.0 191.5 0.6 0.0 -88 3244 16 15 40 16 17 40 =1903+097 19 43 06 42.0 192.1 0.6 0.0 32 3275 16 15 41 16 17 40 GRS1915 19 43 06 43.3 189.1 0.4 0.0 -17 3275 No stop 16 21 10 --- 19 46 37 43.2 190.3 0.5 0.0 193 3329 16 17 41 16 21 10 J1905+0952 19 46 37 41.9 193.3 0.7 0.0 -17 3329 No stop 16 23 40 =1903+097 19 49 07 41.8 194.1 0.7 0.0 133 3367 16 21 11 16 23 40 GRS1915 19 49 07 43.2 191.1 0.5 0.0 -17 3367 No stop 16 27 10 --- 19 52 38 43.1 192.3 0.6 0.0 193 3421 16 23 41 16 27 50 J1905+0952 19 53 18 41.7 195.5 0.8 0.0 23 3421 16 27 50 16 29 40 =1903+097 19 55 08 41.6 196.1 0.8 0.0 110 3450 16 27 51 16 29 40 GRS1915 19 55 08 43.0 193.1 0.6 0.0 -17 3450 No stop 16 33 10 --- 19 58 39 42.9 194.3 0.7 0.0 193 3504 16 29 41 16 33 10 J1905+0952 19 58 39 41.5 197.2 0.9 0.0 -17 3504 No stop 16 35 40 =1903+097 20 01 09 41.4 198.0 0.9 0.0 133 3543 16 33 11 16 35 40 GRS1915 20 01 09 42.8 195.1 0.8 0.0 -17 3543 No stop 16 39 10 --- 20 04 40 42.7 196.3 0.8 0.0 193 3597 16 35 41 16 39 50 J1905+0952 20 05 20 41.2 199.4 1.0 0.0 23 3597 16 39 50 16 41 40 =1903+097 20 07 10 41.1 200.0 1.0 0.0 110 3625 16 39 51 16 41 40 GRS1915 20 07 10 42.6 197.1 0.9 0.0 -17 3625 No stop 16 45 10 --- 20 10 41 42.4 198.3 0.9 0.0 193 3679 16 41 41 16 45 10 J1905+0952 20 10 41 40.9 201.1 1.1 0.0 -17 3679 No stop 16 47 40 =1903+097 20 13 11 40.8 201.9 1.1 0.0 133 3718 16 45 11 16 47 40 GRS1915 20 13 11 42.3 199.1 1.0 0.0 -17 3718 No stop 16 51 10 --- 20 16 42 42.2 200.2 1.0 0.0 193 3772 16 47 41 16 51 50 J1905+0952 20 17 22 40.6 203.2 1.2 0.0 23 3772 16 51 50 16 53 40 =1903+097 20 19 12 40.5 203.8 1.2 0.0 110 3800 16 51 51 16 53 40 GRS1915 20 19 12 42.0 201.0 1.1 0.0 -17 3800 No stop 16 57 10 --- 20 22 43 41.9 202.2 1.1 0.0 193 3854 16 53 41 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 16 57 10 J1905+0952 20 22 43 40.3 204.9 1.3 0.0 -17 3854 No stop 16 59 40 =1903+097 20 25 13 40.2 205.7 1.3 0.0 133 3893 16 57 11 16 59 40 GRS1915 20 25 13 41.7 203.0 1.2 0.0 -17 3893 No stop 17 03 10 --- 20 28 44 41.5 204.1 1.2 0.0 193 3947 16 59 41 17 03 50 J1905+0952 20 29 24 39.9 207.0 1.4 0.0 23 3947 17 03 50 17 05 40 =1903+097 20 31 14 39.8 207.6 1.4 0.0 110 3975 17 03 51 17 05 40 J1913+0932 20 31 14 39.9 205.0 1.3 0.0 -16 3975 No stop 17 08 10 --- 20 33 45 39.8 205.8 1.3 0.0 134 4014 17 05 41 17 08 50 J1905+0952 20 34 25 39.6 208.5 1.5 0.0 24 4014 17 08 50 17 10 50 =1903+097 20 36 25 39.5 209.2 1.5 0.0 120 4045 17 08 51 17 10 50 GRS1915 20 36 25 41.1 206.6 1.3 0.0 -17 4045 No stop 17 14 20 --- 20 39 56 40.9 207.7 1.4 0.0 193 4099 17 10 51 17 14 20 J1905+0952 20 39 56 39.2 210.2 1.6 0.0 -17 4099 No stop 17 16 50 =1903+097 20 42 26 39.1 211.0 1.6 0.0 133 4138 17 14 21 17 16 50 GRS1915 20 42 26 40.7 208.4 1.4 0.0 -17 4138 No stop 17 20 20 --- 20 45 57 40.5 209.5 1.5 0.0 193 4192 17 16 51 17 21 00 J1905+0952 20 46 37 38.8 212.3 1.7 0.0 23 4192 17 21 00 17 22 50 =1903+097 20 48 27 38.6 212.8 1.7 0.0 110 4220 17 21 01 17 22 50 GRS1915 20 48 27 40.3 210.3 1.5 0.0 -17 4220 No stop 17 26 20 --- 20 51 58 40.1 211.4 1.6 0.0 193 4274 17 22 51 17 26 20 J1905+0952 20 51 58 38.4 213.9 1.8 0.0 -17 4274 No stop 17 28 50 =1903+097 20 54 28 38.2 214.6 1.8 0.0 133 4313 17 26 21 17 28 50 GRS1915 20 54 28 39.9 212.2 1.6 0.0 -17 4313 No stop 17 32 20 --- 20 57 59 39.7 213.2 1.7 0.0 193 4367 17 28 51 17 33 00 J1905+0952 20 58 39 37.8 215.9 1.9 0.0 23 4367 17 33 00 17 34 50 =1903+097 21 00 29 37.7 216.4 1.9 0.0 110 4395 17 33 01 17 34 50 GRS1915 21 00 29 39.5 214.0 1.7 0.0 -17 4395 No stop 17 38 20 --- 21 04 00 39.2 215.1 1.8 0.0 193 4449 17 34 51 17 38 20 J1905+0952 21 04 00 37.4 217.4 2.0 0.0 -17 4449 No stop 17 40 50 =1903+097 21 06 30 37.2 218.2 2.0 0.0 133 4488 17 38 21 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 17 40 50 GRS1915 21 06 30 39.0 215.8 1.8 0.0 -17 4488 No stop 17 44 20 --- 21 10 01 38.7 216.9 1.9 0.0 193 4542 17 40 51 17 45 00 J1905+0952 21 10 41 36.9 219.4 2.1 0.0 23 4542 17 45 00 17 46 50 =1903+097 21 12 31 36.7 219.9 2.1 0.0 110 4571 17 45 01 17 46 50 GRS1915 21 12 31 38.5 217.6 1.9 0.0 -17 4571 No stop 17 50 20 --- 21 16 02 38.2 218.6 2.0 0.0 193 4625 17 46 51 17 50 20 J1905+0952 21 16 02 36.4 220.9 2.2 0.0 -17 4625 No stop 17 52 50 =1903+097 21 18 32 36.2 221.6 2.2 0.0 133 4663 17 50 21 17 52 50 GRS1915 21 18 32 38.0 219.4 2.0 0.0 -17 4663 No stop 17 56 20 --- 21 22 03 37.7 220.4 2.1 0.0 193 4717 17 52 51 17 57 00 J1905+0952 21 22 43 35.8 222.8 2.3 0.0 23 4717 17 57 00 17 58 50 =1903+097 21 24 33 35.6 223.3 2.3 0.0 110 4746 17 57 01 17 58 50 J1913+0932 21 24 33 36.0 221.0 2.2 0.0 -16 4746 No stop 18 01 20 --- 21 27 03 35.8 221.7 2.2 0.0 134 4784 17 58 51 18 02 00 J1905+0952 21 27 44 35.3 224.2 2.4 0.0 24 4784 18 02 00 18 04 00 =1903+097 21 29 44 35.1 224.8 2.4 0.0 120 4815 18 02 01 18 04 00 GRS1915 21 29 44 37.0 222.6 2.2 0.0 -17 4815 No stop 18 07 30 --- 21 33 14 36.7 223.6 2.3 0.0 193 4869 18 04 01 18 07 30 J1905+0952 21 33 14 34.8 225.7 2.4 0.0 -17 4869 No stop 18 10 00 =1903+097 21 35 45 34.6 226.4 2.5 0.0 133 4908 18 07 31 18 10 00 GRS1915 21 35 45 36.5 224.3 2.3 0.0 -17 4908 No stop 18 13 30 --- 21 39 15 36.1 225.3 2.4 0.0 193 4962 18 10 01 18 14 10 J1905+0952 21 39 56 34.1 227.6 2.6 0.0 23 4962 18 14 10 18 16 10 =1903+097 21 41 56 33.9 228.1 2.6 0.0 120 4993 18 14 11 18 16 10 GRS1915 21 41 56 35.9 226.0 2.4 0.0 -17 4993 No stop 18 19 40 --- 21 45 26 35.5 227.0 2.5 0.0 193 5047 18 16 11 18 19 40 J1905+0952 21 45 26 33.6 229.1 2.6 0.0 -17 5047 No stop 18 22 10 =1903+097 21 47 57 33.3 229.7 2.7 0.0 133 5086 18 19 41 18 22 10 GRS1915 21 47 57 35.3 227.7 2.5 0.0 -17 5086 No stop 18 25 40 --- 21 51 27 34.9 228.7 2.6 0.0 193 5140 18 22 11 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 18 26 20 J1905+0952 21 52 08 32.9 230.9 2.8 0.0 23 5140 18 26 20 18 28 20 =1903+097 21 54 08 32.7 231.4 2.8 0.0 120 5171 18 26 21 18 28 20 GRS1915 21 54 08 34.7 229.4 2.6 0.0 -17 5171 No stop 18 31 50 --- 21 57 38 34.3 230.3 2.7 0.0 193 5225 18 28 21 18 31 50 J1905+0952 21 57 38 32.3 232.3 2.9 0.0 -17 5225 No stop 18 34 20 =1903+097 22 00 09 32.1 233.0 2.9 0.0 133 5264 18 31 51 18 34 20 GRS1915 22 00 09 34.0 231.0 2.7 0.0 -17 5264 No stop 18 37 50 --- 22 03 39 33.7 231.9 2.8 0.0 193 5318 18 34 21 18 38 30 J1905+0952 22 04 20 31.6 234.1 3.0 0.0 23 5318 18 38 30 18 40 30 =1903+097 22 06 20 31.4 234.6 3.0 0.0 120 5349 18 38 31 18 40 30 GRS1915 22 06 20 33.4 232.7 2.8 0.0 -17 5349 No stop 18 44 00 --- 22 09 50 33.0 233.6 2.9 0.0 193 5403 18 40 31 18 44 00 J1905+0952 22 09 50 31.0 235.5 3.1 0.0 -17 5403 No stop 18 46 30 =1903+097 22 12 21 30.7 236.1 3.1 0.0 133 5441 18 44 01 18 46 30 GRS1915 22 12 21 32.7 234.2 2.9 0.0 -17 5441 No stop 18 50 00 --- 22 15 51 32.3 235.1 3.0 0.0 193 5495 18 46 31 18 50 40 J1905+0952 22 16 32 30.2 237.2 3.2 0.0 23 5495 18 50 40 18 52 40 =1903+097 22 18 32 30.0 237.7 3.2 0.0 120 5526 18 50 41 18 52 40 J1913+0932 22 18 32 30.6 235.6 3.1 0.0 -16 5526 No stop 18 55 10 --- 22 21 02 30.3 236.2 3.1 0.0 134 5565 18 52 41 18 55 50 J1905+0952 22 21 42 29.7 238.5 3.3 0.0 24 5565 18 55 50 18 57 50 =1903+097 22 23 43 29.4 239.0 3.3 0.0 120 5596 18 55 51 18 57 50 GRS1915 22 23 43 31.5 237.2 3.1 0.0 -17 5596 No stop 19 01 20 --- 22 27 13 31.1 238.1 3.2 0.0 193 5650 18 57 51 19 01 20 J1905+0952 22 27 13 29.0 239.9 3.3 0.0 -17 5650 No stop 19 03 50 =1903+097 22 29 44 28.7 240.5 3.4 0.0 133 5689 19 01 21 19 03 50 GRS1915 22 29 44 30.8 238.7 3.2 0.0 -17 5689 No stop 19 07 20 --- 22 33 14 30.4 239.6 3.3 0.0 193 5743 19 03 51 19 08 00 J1905+0952 22 33 54 28.2 241.5 3.5 0.0 23 5743 19 08 00 19 10 00 =1903+097 22 35 55 28.0 242.0 3.5 0.0 120 5774 19 08 01 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 19 10 00 GRS1915 22 35 55 30.1 240.2 3.3 0.0 -17 5774 No stop 19 13 30 --- 22 39 25 29.7 241.1 3.4 0.0 193 5828 19 10 01 19 13 30 J1905+0952 22 39 25 27.6 242.9 3.5 0.0 -17 5828 No stop 19 16 00 =1903+097 22 41 56 27.3 243.5 3.6 0.0 133 5866 19 13 31 19 16 00 GRS1915 22 41 56 29.4 241.7 3.4 0.0 -17 5866 No stop 19 19 30 --- 22 45 26 28.9 242.6 3.5 0.0 193 5921 19 16 01 19 20 10 J1905+0952 22 46 06 26.8 244.5 3.7 0.0 23 5921 19 20 10 19 22 10 =1903+097 22 48 07 26.5 244.9 3.7 0.0 120 5951 19 20 11 19 22 10 GRS1915 22 48 07 28.6 243.3 3.5 0.0 -17 5951 No stop 19 25 40 --- 22 51 37 28.2 244.1 3.6 0.0 193 6006 19 22 11 19 25 40 J1905+0952 22 51 37 26.1 245.8 3.7 0.0 -17 6006 No stop 19 28 10 =1903+097 22 54 08 25.8 246.4 3.8 0.0 133 6044 19 25 41 19 28 10 GRS1915 22 54 08 27.9 244.7 3.6 0.0 -17 6044 No stop 19 31 40 --- 22 57 38 27.5 245.6 3.7 0.0 193 6098 19 28 11 19 32 20 J1905+0952 22 58 18 25.3 247.4 3.9 0.0 23 6098 19 32 20 19 34 20 =1903+097 23 00 19 25.0 247.8 3.9 0.0 120 6129 19 32 21 19 34 20 J1913+0932 23 00 19 25.7 245.8 3.8 0.0 -16 6129 No stop 19 36 50 --- 23 02 49 25.4 246.4 3.8 0.0 134 6168 19 34 21 19 37 30 J1905+0952 23 03 29 24.6 248.6 3.9 0.0 24 6168 19 37 30 19 39 30 =1903+097 23 05 30 24.4 249.0 4.0 0.0 120 6199 19 37 31 19 39 30 GRS1915 23 05 30 26.5 247.4 3.8 0.0 -17 6199 No stop 19 43 00 --- 23 09 00 26.1 248.2 3.9 0.0 193 6253 19 39 31 19 43 00 J1905+0952 23 09 00 23.9 249.9 4.0 0.0 -17 6253 No stop 19 45 30 =1903+097 23 11 31 23.6 250.4 4.1 0.0 133 6292 19 43 01 19 45 30 GRS1915 23 11 31 25.7 248.8 3.9 0.0 -17 6292 No stop 19 49 00 --- 23 15 01 25.3 249.7 4.0 0.0 193 6346 19 45 31 19 49 40 J1905+0952 23 15 41 23.1 251.4 4.2 0.0 23 6346 19 49 40 19 51 40 =1903+097 23 17 42 22.8 251.9 4.2 0.0 120 6377 19 49 41 19 51 40 GRS1915 23 17 42 25.0 250.3 4.0 0.0 -17 6377 No stop 19 55 10 --- 23 21 12 24.5 251.1 4.1 0.0 193 6431 19 51 41 Schedule for ONSALA85 (Code O8 ) 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 30 Oct 2020 Day 304 --- 19 55 10 J1905+0952 23 21 12 22.4 252.7 4.2 0.0 -17 6431 No stop 19 57 40 =1903+097 23 23 43 22.0 253.2 4.3 0.0 133 6469 19 55 11 19 57 40 GRS1915 23 23 43 24.2 251.7 4.1 0.0 -17 6469 No stop 20 01 10 --- 23 27 13 23.7 252.5 4.2 0.0 193 6523 19 57 41 20 01 50 J1905+0952 23 27 53 21.5 254.2 4.4 0.0 23 6523 20 01 50 20 03 50 =1903+097 23 29 54 21.2 254.6 4.4 0.0 120 6554 20 01 51 20 03 50 GRS1915 23 29 54 23.4 253.1 4.2 0.0 -17 6554 No stop 20 07 20 --- 23 33 24 22.9 253.9 4.3 0.0 193 6608 20 03 51 20 07 20 J1905+0952 23 33 24 20.8 255.4 4.4 0.0 -17 6608 No stop 20 09 50 =1903+097 23 35 55 20.5 256.0 4.5 0.0 133 6647 20 07 21 20 09 50 GRS1915 23 35 55 22.6 254.4 4.3 0.0 -17 6647 No stop 20 13 20 --- 23 39 25 22.2 255.2 4.4 0.0 193 6701 20 09 51 20 14 00 J1905+0952 23 40 05 19.9 256.9 4.6 0.0 23 6701 20 14 00 20 16 00 =1903+097 23 42 06 19.7 257.3 4.6 0.0 120 6732 20 14 01 20 16 00 J1913+0932 23 42 06 20.4 255.4 4.5 0.0 -16 6732 No stop 20 18 30 --- 23 44 36 20.1 256.0 4.5 0.0 134 6771 20 16 01 20 19 10 J1905+0952 23 45 16 19.2 258.0 4.6 0.0 24 6771 20 19 10 20 22 40 =1903+097 23 48 47 18.8 258.8 4.7 0.0 210 6825 20 19 11 20 24 00 J2253+1608 23 50 07 47.6 199.8 0.9 0.0 -121 6825 20 24 00 20 30 00 =3C454.3 23 56 08 47.3 201.9 1.0 0.0 239 6918 20 24 01 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess320.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: 6 Station: ONSALA85 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= 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 4100.00 Net SB= L L U U L L U U L L U U L L U U IF SB = U U U U U U U U U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 9 1 9 2 10 2 10 3 11 3 11 4 12 4 12 BBC SB= L L U U L L U U L L U U L L U U IF = A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 A1 C1 The following frequency sets based on these setups were used. Frequency Set: 5 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= 730.49 730.49 730.49 730.49 794.49 794.49 794.49 794.49 858.49 858.49 858.49 858.49 922.49 922.49 922.49 922.49 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: 5 13 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 08.946282 0.00 GRS1915+105 10 51 26.57111 * 10 56 44.62477 10 59 05.89093 0.00 From catalog imbedded in main SCHED input file. * J1913+0932 19 11 00.869981 * 19 13 24.025348 19 14 22.061653 0.00 09 27 34.81592 * 09 32 45.37648 09 35 03.19161 0.00 From catalog imbedded in main SCHED input file. 1758+388 17 58 44.703954 * 18 00 24.765363 18 01 04.600553 0.01 * J1800+3848 38 48 32.47350 * 38 48 30.69748 38 48 44.84096 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 37.696026 0.13 * J1905+0952 09 47 30.15815 * 09 52 08.40750 09 54 13.05426 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 59.130379 0.65 * J2253+1608 15 52 54.34808 * 16 08 53.56091 16 15 37.30815 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 sess320.C2048 1 2 3 4 5 6 7 8 9 10 11 14 3.967 475.462 J1913+0932 sess320.C2048 1 2 3 4 5 6 7 8 9 10 11 14 0.375 40.584 J1800+3848 sess320.C2048 1 2 3 4 5 6 7 8 9 10 11 14 0.167 21.144 J1905+0952 sess320.C2048 1 2 3 4 5 6 7 8 9 10 11 14 2.850 343.015 J2253+1608 sess320.C2048 1 2 3 4 5 7 8 9 10 11 14 0.100 9.530 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 77.2 J1913+0932 76.4 J1800+3848 73.6 J1905+0952 74.7 J2253+1608 130.3 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