COVER INFORMATION Station: EFLSBERG (Code Ef ) 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 EFLSBERG (Code Ef ) 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 34 41 61.8 100.3 -2.4 -53.4 0 0 12 30 00 12 35 00 =1758+388 15 39 42 62.6 101.6 -2.4 -53.1 300 77 12 30 01 12 37 00 J1905+0952 15 41 42 31.7 115.5 -3.4 -35.6 -33 77 12 37 00 12 39 30 =1903+097 15 44 12 32.0 116.1 -3.4 -35.4 117 116 12 37 01 12 39 30 GRS1915 15 44 12 31.5 113.1 -3.5 -36.5 -41 116 No stop 12 43 00 --- 15 47 43 32.0 114.0 -3.5 -36.3 169 170 12 39 31 12 43 00 J1905+0952 15 47 43 32.5 117.0 -3.3 -35.1 -42 170 No stop 12 45 30 =1903+097 15 50 13 32.9 117.6 -3.3 -34.9 108 209 12 43 01 12 45 30 GRS1915 15 50 13 32.4 114.5 -3.4 -36.1 -41 209 No stop 12 49 00 --- 15 53 44 32.9 115.4 -3.4 -35.8 169 263 12 45 31 12 49 40 J1905+0952 15 54 24 33.5 118.6 -3.2 -34.5 -2 263 12 49 40 12 51 30 =1903+097 15 56 14 33.7 119.0 -3.2 -34.4 108 291 12 49 41 12 51 30 GRS1915 15 56 14 33.3 116.0 -3.3 -35.6 -42 291 No stop 12 55 00 --- 15 59 45 33.8 116.8 -3.3 -35.3 168 345 12 51 31 12 55 00 J1905+0952 15 59 45 34.2 119.9 -3.1 -34.0 -43 345 No stop 12 57 30 =1903+097 16 02 15 34.5 120.5 -3.1 -33.8 107 384 12 55 01 12 57 30 GRS1915 16 02 15 34.1 117.4 -3.2 -35.1 -42 384 No stop 13 01 00 --- 16 05 46 34.6 118.3 -3.2 -34.8 168 438 12 57 31 13 01 40 J1905+0952 16 06 26 35.1 121.5 -3.0 -33.4 -3 438 13 01 40 13 03 30 =1903+097 16 08 16 35.4 122.0 -3.0 -33.2 107 466 13 01 41 13 03 30 GRS1915 16 08 16 35.0 118.9 -3.1 -34.5 -42 466 No stop 13 07 00 --- 16 11 47 35.4 119.8 -3.1 -34.2 168 520 13 03 31 13 07 00 J1905+0952 16 11 47 35.8 122.9 -2.9 -32.8 -43 520 No stop 13 09 30 =1903+097 16 14 17 36.2 123.5 -2.9 -32.5 107 559 13 07 01 13 09 30 GRS1915 16 14 17 35.8 120.4 -3.0 -34.0 -42 559 No stop 13 13 00 --- 16 17 48 36.3 121.3 -3.0 -33.6 168 613 13 09 31 Schedule for EFLSBERG (Code Ef ) 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 18 28 36.7 124.6 -2.8 -32.1 -3 613 13 13 40 13 15 30 =1903+097 16 20 18 37.0 125.1 -2.8 -31.9 107 642 13 13 41 13 15 30 GRS1915 16 20 18 36.6 121.9 -2.9 -33.4 -42 642 No stop 13 19 00 --- 16 23 49 37.1 122.8 -2.9 -33.0 168 696 13 15 31 13 19 00 J1905+0952 16 23 49 37.4 126.0 -2.7 -31.5 -43 696 No stop 13 21 30 =1903+097 16 26 19 37.7 126.7 -2.7 -31.2 107 734 13 19 01 13 21 30 GRS1915 16 26 19 37.4 123.5 -2.8 -32.7 -42 734 No stop 13 25 00 --- 16 29 50 37.9 124.4 -2.8 -32.3 168 788 13 21 31 13 25 40 J1905+0952 16 30 30 38.3 127.8 -2.6 -30.7 -3 788 13 25 40 13 27 30 =1903+097 16 32 20 38.5 128.3 -2.6 -30.4 107 817 13 25 41 13 27 30 J1913+0932 16 32 20 37.2 126.4 -2.7 -31.2 -36 817 No stop 13 30 00 --- 16 34 51 37.6 127.1 -2.7 -30.9 114 855 13 27 31 13 30 40 J1905+0952 16 35 31 38.9 129.2 -2.5 -30.0 3 855 13 30 40 13 32 40 =1903+097 16 37 31 39.1 129.7 -2.5 -29.8 120 886 13 30 41 13 32 40 GRS1915 16 37 31 38.9 126.4 -2.6 -31.4 -43 886 No stop 13 36 10 --- 16 41 02 39.3 127.4 -2.6 -31.0 167 940 13 32 41 13 36 10 J1905+0952 16 41 02 39.6 130.7 -2.4 -29.3 -44 940 No stop 13 38 40 =1903+097 16 43 32 39.9 131.4 -2.4 -29.0 106 979 13 36 11 13 38 40 GRS1915 16 43 32 39.6 128.1 -2.5 -30.7 -43 979 No stop 13 42 10 --- 16 47 03 40.1 129.0 -2.5 -30.2 167 1033 13 38 41 13 42 50 J1905+0952 16 47 43 40.4 132.6 -2.3 -28.4 -4 1033 13 42 50 13 44 40 =1903+097 16 49 33 40.6 133.1 -2.3 -28.1 106 1061 13 42 51 13 44 40 GRS1915 16 49 33 40.4 129.7 -2.4 -29.9 -43 1061 No stop 13 48 10 --- 16 53 04 40.8 130.7 -2.4 -29.4 167 1116 13 44 41 13 48 10 J1905+0952 16 53 04 41.0 134.1 -2.2 -27.6 -44 1116 No stop 13 50 40 =1903+097 16 55 34 41.3 134.8 -2.2 -27.2 106 1154 13 48 11 13 50 40 GRS1915 16 55 34 41.1 131.4 -2.3 -29.1 -43 1154 No stop 13 54 10 --- 16 59 05 41.5 132.4 -2.3 -28.6 167 1208 13 50 41 13 54 50 J1905+0952 16 59 45 41.7 136.1 -2.1 -26.6 -4 1208 13 54 50 13 56 40 =1903+097 17 01 35 41.9 136.6 -2.1 -26.3 106 1237 13 54 51 Schedule for EFLSBERG (Code Ef ) 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 01 35 41.8 133.1 -2.2 -28.2 -43 1237 No stop 14 00 10 --- 17 05 06 42.2 134.2 -2.2 -27.7 167 1291 13 56 41 14 00 10 J1905+0952 17 05 06 42.3 137.7 -2.0 -25.8 -44 1291 No stop 14 02 40 =1903+097 17 07 36 42.6 138.4 -2.0 -25.4 106 1329 14 00 11 14 02 40 GRS1915 17 07 36 42.5 134.9 -2.1 -27.3 -43 1329 No stop 14 06 10 --- 17 11 07 42.9 136.0 -2.1 -26.8 167 1384 14 02 41 14 06 50 J1905+0952 17 11 47 43.0 139.7 -1.9 -24.7 -5 1384 14 06 50 14 08 40 =1903+097 17 13 37 43.2 140.2 -1.9 -24.4 105 1412 14 06 51 14 08 40 GRS1915 17 13 37 43.2 136.7 -2.0 -26.4 -43 1412 No stop 14 12 10 --- 17 17 08 43.5 137.8 -2.0 -25.8 167 1466 14 08 41 14 12 10 J1905+0952 17 17 08 43.5 141.3 -1.8 -23.8 -45 1466 No stop 14 14 40 =1903+097 17 19 38 43.8 142.1 -1.8 -23.4 105 1505 14 12 11 14 14 40 GRS1915 17 19 38 43.8 138.5 -1.9 -25.4 -44 1505 No stop 14 18 10 --- 17 23 09 44.2 139.6 -1.9 -24.8 166 1559 14 14 41 14 18 50 J1905+0952 17 23 49 44.2 143.4 -1.7 -22.6 -5 1559 14 18 50 14 20 40 =1903+097 17 25 39 44.4 144.0 -1.7 -22.3 105 1587 14 18 51 14 20 40 J1913+0932 17 25 39 43.3 141.7 -1.8 -23.5 -38 1587 No stop 14 23 10 --- 17 28 09 43.6 142.5 -1.8 -23.1 112 1626 14 20 41 14 23 50 J1905+0952 17 28 49 44.7 145.0 -1.6 -21.7 1 1626 14 23 50 14 25 50 =1903+097 17 30 50 44.8 145.7 -1.6 -21.3 120 1657 14 23 51 14 25 50 GRS1915 17 30 50 44.9 142.0 -1.8 -23.5 -44 1657 No stop 14 29 20 --- 17 34 20 45.3 143.2 -1.7 -22.9 166 1711 14 25 51 14 29 20 J1905+0952 17 34 20 45.1 146.8 -1.5 -20.7 -45 1711 No stop 14 31 50 =1903+097 17 36 51 45.4 147.6 -1.5 -20.2 105 1749 14 29 21 14 31 50 GRS1915 17 36 51 45.5 144.0 -1.7 -22.4 -44 1749 No stop 14 35 20 --- 17 40 21 45.8 145.1 -1.6 -21.7 166 1803 14 31 51 14 36 00 J1905+0952 17 41 01 45.7 149.0 -1.4 -19.4 -5 1803 14 36 00 14 37 50 =1903+097 17 42 52 45.9 149.6 -1.4 -19.0 105 1832 14 36 01 14 37 50 GRS1915 17 42 52 46.1 145.9 -1.6 -21.3 -44 1832 No stop 14 41 20 --- 17 46 22 46.4 147.1 -1.5 -20.6 166 1886 14 37 51 Schedule for EFLSBERG (Code Ef ) 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 17 46 22 46.1 150.8 -1.3 -18.3 -45 1886 No stop 14 43 50 =1903+097 17 48 53 46.3 151.7 -1.3 -17.8 105 1925 14 41 21 14 43 50 GRS1915 17 48 53 46.6 147.9 -1.5 -20.1 -44 1925 No stop 14 47 20 --- 17 52 23 46.9 149.1 -1.4 -19.4 166 1979 14 43 51 14 48 00 J1905+0952 17 53 03 46.6 153.1 -1.2 -17.0 -5 1979 14 48 00 14 49 50 =1903+097 17 54 54 46.8 153.7 -1.2 -16.6 105 2007 14 48 01 14 49 50 GRS1915 17 54 54 47.1 150.0 -1.4 -18.9 -44 2007 No stop 14 53 20 --- 17 58 24 47.4 151.2 -1.3 -18.2 166 2061 14 49 51 14 53 20 J1905+0952 17 58 24 47.0 154.9 -1.1 -15.9 -46 2061 No stop 14 55 50 =1903+097 18 00 55 47.2 155.8 -1.1 -15.3 104 2100 14 53 21 14 55 50 GRS1915 18 00 55 47.5 152.0 -1.3 -17.7 -44 2100 No stop 14 59 20 --- 18 04 25 47.8 153.3 -1.2 -16.9 166 2154 14 55 51 15 00 00 J1905+0952 18 05 05 47.4 157.3 -1.0 -14.4 -6 2154 15 00 00 15 01 50 =1903+097 18 06 56 47.6 157.9 -1.0 -14.0 104 2182 15 00 01 15 01 50 GRS1915 18 06 56 48.0 154.1 -1.2 -16.4 -44 2182 No stop 15 05 20 --- 18 10 26 48.2 155.4 -1.1 -15.7 166 2236 15 01 51 15 05 20 J1905+0952 18 10 26 47.8 159.2 -0.9 -13.3 -46 2236 No stop 15 07 50 =1903+097 18 12 57 47.9 160.1 -0.9 -12.7 104 2275 15 05 21 15 07 50 GRS1915 18 12 57 48.4 156.3 -1.1 -15.1 -44 2275 No stop 15 11 20 --- 18 16 27 48.6 157.5 -1.0 -14.3 166 2329 15 07 51 15 12 00 J1905+0952 18 17 07 48.1 161.6 -0.8 -11.8 -6 2329 15 12 00 15 13 50 =1903+097 18 18 58 48.2 162.2 -0.8 -11.4 104 2357 15 12 01 15 13 50 J1913+0932 18 18 58 47.5 159.6 -0.9 -13.0 -40 2357 No stop 15 16 20 --- 18 21 28 47.6 160.4 -0.9 -12.5 110 2396 15 13 51 15 17 00 J1905+0952 18 22 08 48.4 163.4 -0.7 -10.6 -1 2396 15 17 00 15 19 00 =1903+097 18 24 09 48.4 164.1 -0.7 -10.2 119 2427 15 17 01 15 19 00 GRS1915 18 24 09 49.0 160.3 -0.9 -12.6 -44 2427 No stop 15 22 30 --- 18 27 39 49.2 161.6 -0.8 -11.8 166 2481 15 19 01 15 22 30 J1905+0952 18 27 39 48.6 165.4 -0.6 -9.4 -46 2481 No stop 15 25 00 =1903+097 18 30 10 48.7 166.3 -0.6 -8.8 104 2520 15 22 31 Schedule for EFLSBERG (Code Ef ) 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 30 10 49.3 162.5 -0.8 -11.2 -44 2520 No stop 15 28 30 --- 18 33 40 49.5 163.8 -0.7 -10.4 166 2574 15 25 01 15 29 10 J1905+0952 18 34 20 48.8 167.9 -0.5 -7.8 -6 2574 15 29 10 15 31 00 =1903+097 18 36 11 48.9 168.5 -0.5 -7.4 104 2602 15 29 11 15 31 00 GRS1915 18 36 11 49.6 164.8 -0.7 -9.8 -44 2602 No stop 15 34 30 --- 18 39 41 49.8 166.1 -0.6 -9.0 166 2656 15 31 01 15 34 30 J1905+0952 18 39 41 49.0 169.9 -0.4 -6.5 -46 2656 No stop 15 37 00 =1903+097 18 42 12 49.1 170.8 -0.4 -5.9 104 2695 15 34 31 15 37 00 GRS1915 18 42 12 49.8 167.0 -0.6 -8.4 -44 2695 No stop 15 40 30 --- 18 45 42 50.0 168.3 -0.5 -7.5 166 2749 15 37 01 15 41 10 J1905+0952 18 46 22 49.2 172.4 -0.3 -4.9 -6 2749 15 41 10 15 43 00 =1903+097 18 48 12 49.2 173.0 -0.3 -4.5 104 2777 15 41 11 15 43 00 GRS1915 18 48 12 50.0 169.3 -0.5 -6.9 -44 2777 No stop 15 46 30 --- 18 51 43 50.1 170.6 -0.4 -6.1 166 2831 15 43 01 15 46 30 J1905+0952 18 51 43 49.3 174.4 -0.2 -3.6 -46 2831 No stop 15 49 00 =1903+097 18 54 13 49.3 175.3 -0.2 -3.0 104 2870 15 46 31 15 49 00 GRS1915 18 54 13 50.2 171.6 -0.4 -5.4 -44 2870 No stop 15 52 30 --- 18 57 44 50.3 172.9 -0.3 -4.6 166 2924 15 49 01 15 53 10 J1905+0952 18 58 24 49.3 176.9 -0.1 -2.0 -5 2924 15 53 10 15 55 00 =1903+097 19 00 14 49.4 177.6 -0.1 -1.6 105 2953 15 53 11 16 05 10 J1905+0952 19 10 26 49.4 181.4 0.1 0.9 588 2953 16 05 10 16 07 00 =1903+097 19 12 16 49.4 182.1 0.1 1.4 110 2981 16 05 11 16 07 00 J1913+0932 19 12 16 49.1 179.2 -0.0 -0.5 -41 2981 No stop 16 09 30 --- 19 14 47 49.1 180.2 0.0 0.1 109 3020 16 07 01 16 10 00 J1800+3848 19 15 17 72.4 235.3 1.2 42.1 -144 3020 16 10 00 16 15 00 =1758+388 19 20 18 71.8 237.6 1.3 43.6 156 3097 16 10 01 16 17 40 GRS1915 19 22 58 50.4 182.6 0.1 1.7 -11 3097 16 17 40 16 21 10 --- 19 26 29 50.4 184.0 0.2 2.6 199 3151 16 17 41 16 21 10 J1905+0952 19 26 29 49.2 187.5 0.3 4.8 -45 3151 No stop 16 23 40 =1903+097 19 28 59 49.1 188.4 0.4 5.4 105 3190 16 21 11 Schedule for EFLSBERG (Code Ef ) 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 23 40 GRS1915 19 28 59 50.4 184.9 0.2 3.2 -43 3190 No stop 16 27 10 --- 19 32 30 50.3 186.3 0.3 4.1 167 3244 16 23 41 16 27 50 J1905+0952 19 33 10 49.0 190.0 0.4 6.4 -4 3244 16 27 50 16 29 40 =1903+097 19 35 00 49.0 190.7 0.5 6.9 106 3272 16 27 51 16 29 40 GRS1915 19 35 00 50.3 187.3 0.3 4.7 -43 3272 No stop 16 33 10 --- 19 38 31 50.2 188.6 0.4 5.6 167 3326 16 29 41 16 33 10 J1905+0952 19 38 31 48.8 192.0 0.5 7.7 -44 3326 No stop 16 35 40 =1903+097 19 41 01 48.8 192.9 0.6 8.3 106 3365 16 33 11 16 35 40 GRS1915 19 41 01 50.1 189.5 0.4 6.2 -43 3365 No stop 16 39 10 --- 19 44 32 50.0 190.9 0.5 7.0 167 3419 16 35 41 16 39 50 J1905+0952 19 45 12 48.6 194.4 0.6 9.3 -4 3419 16 39 50 16 41 40 =1903+097 19 47 02 48.5 195.1 0.7 9.7 106 3447 16 39 51 16 41 40 GRS1915 19 47 02 50.0 191.8 0.5 7.6 -42 3447 No stop 16 45 10 --- 19 50 33 49.8 193.2 0.6 8.5 168 3501 16 41 41 16 45 10 J1905+0952 19 50 33 48.4 196.4 0.7 10.5 -44 3501 No stop 16 47 40 =1903+097 19 53 03 48.3 197.3 0.8 11.1 106 3540 16 45 11 16 47 40 GRS1915 19 53 03 49.7 194.1 0.6 9.1 -42 3540 No stop 16 51 10 --- 19 56 34 49.6 195.4 0.7 9.9 168 3594 16 47 41 16 51 50 J1905+0952 19 57 14 48.1 198.8 0.8 12.0 -3 3594 16 51 50 16 53 40 =1903+097 19 59 04 48.0 199.5 0.9 12.4 107 3622 16 51 51 16 53 40 GRS1915 19 59 04 49.5 196.3 0.7 10.5 -42 3622 No stop 16 57 10 --- 20 02 35 49.3 197.6 0.8 11.3 168 3676 16 53 41 16 57 10 J1905+0952 20 02 35 47.8 200.7 0.9 13.2 -43 3676 No stop 16 59 40 =1903+097 20 05 05 47.6 201.6 1.0 13.8 107 3715 16 57 11 16 59 40 GRS1915 20 05 05 49.2 198.6 0.8 11.9 -41 3715 No stop 17 03 10 --- 20 08 36 49.0 199.8 0.9 12.7 169 3769 16 59 41 17 03 50 J1905+0952 20 09 16 47.4 203.1 1.0 14.7 -3 3769 17 03 50 17 05 40 =1903+097 20 11 06 47.3 203.8 1.1 15.1 107 3798 17 03 51 17 05 40 J1913+0932 20 11 06 47.4 200.9 0.9 13.3 -40 3798 No stop 17 08 10 --- 20 13 36 47.3 201.8 1.0 13.9 110 3836 17 05 41 Schedule for EFLSBERG (Code Ef ) 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 --- 17 08 50 J1905+0952 20 14 17 47.0 204.9 1.1 15.7 -2 3836 17 08 50 17 10 50 =1903+097 20 16 17 46.9 205.6 1.2 16.2 118 3867 17 08 51 17 10 50 GRS1915 20 16 17 48.6 202.6 1.0 14.4 -41 3867 No stop 17 14 20 --- 20 19 47 48.4 203.9 1.1 15.2 169 3921 17 10 51 17 14 20 J1905+0952 20 19 47 46.7 206.8 1.2 16.9 -42 3921 No stop 17 16 50 =1903+097 20 22 18 46.5 207.6 1.3 17.4 108 3960 17 14 21 17 16 50 GRS1915 20 22 18 48.2 204.8 1.1 15.8 -41 3960 No stop 17 20 20 --- 20 25 48 48.0 206.0 1.2 16.5 169 4014 17 16 51 17 21 00 J1905+0952 20 26 29 46.2 209.1 1.3 18.3 -2 4014 17 21 00 17 22 50 =1903+097 20 28 19 46.0 209.7 1.4 18.6 108 4042 17 21 01 17 22 50 GRS1915 20 28 19 47.8 206.9 1.2 17.0 -40 4042 No stop 17 26 20 --- 20 31 49 47.5 208.1 1.3 17.8 170 4096 17 22 51 17 26 20 J1905+0952 20 31 49 45.7 210.8 1.4 19.3 -41 4096 No stop 17 28 50 =1903+097 20 34 20 45.5 211.7 1.5 19.8 109 4135 17 26 21 17 28 50 GRS1915 20 34 20 47.3 209.0 1.3 18.3 -40 4135 No stop 17 32 20 --- 20 37 50 47.1 210.2 1.4 19.0 170 4189 17 28 51 17 33 00 J1905+0952 20 38 31 45.2 213.1 1.5 20.6 -1 4189 17 33 00 17 34 50 =1903+097 20 40 21 45.0 213.7 1.6 21.0 109 4218 17 33 01 17 34 50 GRS1915 20 40 21 46.8 211.0 1.4 19.5 -39 4218 No stop 17 38 20 --- 20 43 51 46.6 212.2 1.5 20.2 171 4272 17 34 51 17 38 20 J1905+0952 20 43 51 44.7 214.8 1.6 21.6 -41 4272 No stop 17 40 50 =1903+097 20 46 22 44.5 215.6 1.7 22.1 109 4310 17 38 21 17 40 50 GRS1915 20 46 22 46.3 213.1 1.5 20.7 -39 4310 No stop 17 44 20 --- 20 49 52 46.0 214.2 1.6 21.4 171 4364 17 40 51 17 45 00 J1905+0952 20 50 33 44.1 216.9 1.7 22.8 0 4364 17 45 00 17 46 50 =1903+097 20 52 23 43.9 217.5 1.8 23.1 110 4393 17 45 01 17 46 50 GRS1915 20 52 23 45.8 215.0 1.6 21.8 -39 4393 No stop 17 50 20 --- 20 55 53 45.5 216.2 1.7 22.5 171 4447 17 46 51 17 50 20 J1905+0952 20 55 53 43.6 218.6 1.8 23.7 -40 4447 No stop 17 52 50 =1903+097 20 58 24 43.3 219.4 1.9 24.2 110 4485 17 50 21 Schedule for EFLSBERG (Code Ef ) 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 52 50 GRS1915 20 58 24 45.2 217.0 1.7 22.9 -38 4485 No stop 17 56 20 --- 21 01 54 44.9 218.1 1.8 23.6 172 4540 17 52 51 17 57 00 J1905+0952 21 02 35 42.9 220.7 1.9 24.9 1 4540 17 57 00 17 58 50 =1903+097 21 04 25 42.7 221.2 2.0 25.2 110 4568 17 57 01 17 58 50 J1913+0932 21 04 25 43.2 218.7 1.8 23.8 -39 4568 No stop 18 01 20 --- 21 06 55 42.9 219.4 1.9 24.2 111 4607 17 58 51 18 02 00 J1905+0952 21 07 35 42.4 222.2 2.0 25.7 0 4607 18 02 00 18 04 00 =1903+097 21 09 36 42.1 222.8 2.0 26.0 120 4637 18 02 01 18 04 00 GRS1915 21 09 36 44.1 220.5 1.9 24.9 -38 4637 No stop 18 07 30 --- 21 13 06 43.8 221.6 1.9 25.5 172 4692 18 04 01 18 07 30 J1905+0952 21 13 06 41.8 223.8 2.1 26.5 -39 4692 No stop 18 10 00 =1903+097 21 15 37 41.5 224.6 2.1 26.9 111 4730 18 07 31 18 10 00 GRS1915 21 15 37 43.5 222.4 2.0 25.9 -37 4730 No stop 18 13 30 --- 21 19 07 43.1 223.4 2.0 26.4 173 4784 18 10 01 18 14 10 J1905+0952 21 19 47 41.0 225.8 2.2 27.5 2 4784 18 14 10 18 16 10 =1903+097 21 21 48 40.8 226.4 2.3 27.8 120 4815 18 14 11 18 16 10 GRS1915 21 21 48 42.8 224.2 2.1 26.9 -37 4815 No stop 18 19 40 --- 21 25 18 42.4 225.3 2.2 27.4 173 4869 18 16 11 18 19 40 J1905+0952 21 25 18 40.4 227.4 2.3 28.3 -38 4869 No stop 18 22 10 =1903+097 21 27 49 40.1 228.1 2.4 28.7 112 4908 18 19 41 18 22 10 GRS1915 21 27 49 42.1 226.0 2.2 27.8 -37 4908 No stop 18 25 40 --- 21 31 19 41.7 227.0 2.3 28.3 173 4962 18 22 11 18 26 20 J1905+0952 21 31 59 39.6 229.2 2.4 29.3 2 4962 18 26 20 18 28 20 =1903+097 21 34 00 39.3 229.8 2.5 29.5 120 4993 18 26 21 18 28 20 GRS1915 21 34 00 41.4 227.8 2.3 28.7 -37 4993 No stop 18 31 50 --- 21 37 30 41.0 228.8 2.4 29.2 173 5047 18 28 21 18 31 50 J1905+0952 21 37 30 38.9 230.8 2.5 30.0 -38 5047 No stop 18 34 20 =1903+097 21 40 01 38.6 231.4 2.6 30.3 112 5086 18 31 51 18 34 20 GRS1915 21 40 01 40.7 229.5 2.4 29.5 -37 5086 No stop 18 37 50 --- 21 43 31 40.3 230.5 2.5 30.0 173 5140 18 34 21 Schedule for EFLSBERG (Code Ef ) 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 38 30 J1905+0952 21 44 11 38.1 232.6 2.6 30.8 2 5140 18 38 30 18 40 30 =1903+097 21 46 12 37.8 233.1 2.7 31.1 120 5171 18 38 31 18 40 30 GRS1915 21 46 12 40.0 231.2 2.5 30.3 -37 5171 No stop 18 44 00 --- 21 49 42 39.5 232.2 2.6 30.8 173 5225 18 40 31 18 44 00 J1905+0952 21 49 42 37.4 234.0 2.7 31.5 -38 5225 No stop 18 46 30 =1903+097 21 52 13 37.1 234.7 2.8 31.8 112 5264 18 44 01 18 46 30 GRS1915 21 52 13 39.2 232.9 2.6 31.1 -38 5264 No stop 18 50 00 --- 21 55 43 38.7 233.8 2.7 31.5 172 5318 18 46 31 18 50 40 J1905+0952 21 56 23 36.5 235.8 2.8 32.3 2 5318 18 50 40 18 52 40 =1903+097 21 58 24 36.2 236.3 2.9 32.5 120 5349 18 50 41 18 52 40 J1913+0932 21 58 24 37.0 234.1 2.7 31.5 -38 5349 No stop 18 55 10 --- 22 00 54 36.7 234.7 2.8 31.8 112 5387 18 52 41 18 55 50 J1905+0952 22 01 34 35.8 237.1 2.9 32.8 1 5387 18 55 50 18 57 50 =1903+097 22 03 34 35.6 237.6 2.9 33.0 120 5418 18 55 51 18 57 50 GRS1915 22 03 34 37.7 235.9 2.8 32.4 -38 5418 No stop 19 01 20 --- 22 07 05 37.3 236.8 2.8 32.8 172 5472 18 57 51 19 01 20 J1905+0952 22 07 05 35.1 238.5 3.0 33.4 -38 5472 No stop 19 03 50 =1903+097 22 09 35 34.7 239.2 3.0 33.6 112 5511 19 01 21 19 03 50 GRS1915 22 09 35 36.9 237.5 2.9 33.1 -38 5511 No stop 19 07 20 --- 22 13 06 36.5 238.4 2.9 33.5 172 5565 19 03 51 19 08 00 J1905+0952 22 13 46 34.2 240.2 3.1 34.1 2 5565 19 08 00 19 10 00 =1903+097 22 15 46 33.9 240.7 3.2 34.2 120 5596 19 08 01 19 10 00 GRS1915 22 15 46 36.1 239.1 3.0 33.7 -38 5596 No stop 19 13 30 --- 22 19 17 35.6 239.9 3.1 34.1 172 5650 19 10 01 19 13 30 J1905+0952 22 19 17 33.4 241.5 3.2 34.6 -38 5650 No stop 19 16 00 =1903+097 22 21 47 33.0 242.1 3.3 34.8 112 5689 19 13 31 19 16 00 GRS1915 22 21 47 35.3 240.6 3.1 34.3 -38 5689 No stop 19 19 30 --- 22 25 18 34.8 241.4 3.2 34.7 172 5743 19 16 01 19 20 10 J1905+0952 22 25 58 32.5 243.1 3.3 35.2 1 5743 19 20 10 19 22 10 =1903+097 22 27 58 32.2 243.6 3.4 35.3 120 5774 19 20 11 Schedule for EFLSBERG (Code Ef ) 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 22 10 GRS1915 22 27 58 34.4 242.1 3.2 34.9 -38 5774 No stop 19 25 40 --- 22 31 29 33.9 242.9 3.3 35.2 172 5828 19 22 11 19 25 40 J1905+0952 22 31 29 31.7 244.5 3.4 35.6 -39 5828 No stop 19 28 10 =1903+097 22 33 59 31.3 245.0 3.5 35.8 111 5866 19 25 41 19 28 10 GRS1915 22 33 59 33.6 243.5 3.3 35.4 -38 5866 No stop 19 31 40 --- 22 37 30 33.1 244.4 3.4 35.7 172 5921 19 28 11 19 32 20 J1905+0952 22 38 10 30.7 246.0 3.5 36.1 1 5921 19 32 20 19 34 20 =1903+097 22 40 10 30.4 246.5 3.6 36.3 120 5951 19 32 21 19 34 20 J1913+0932 22 40 10 31.3 244.5 3.4 35.6 -37 5951 No stop 19 36 50 --- 22 42 41 30.9 245.0 3.5 35.8 113 5990 19 34 21 19 37 30 J1905+0952 22 43 21 30.0 247.2 3.6 36.5 2 5990 19 37 30 19 39 30 =1903+097 22 45 21 29.7 247.7 3.6 36.7 120 6021 19 37 31 19 39 30 GRS1915 22 45 21 31.9 246.2 3.5 36.3 -38 6021 No stop 19 43 00 --- 22 48 52 31.4 247.0 3.5 36.6 172 6075 19 39 31 19 43 00 J1905+0952 22 48 52 29.1 248.5 3.7 36.9 -39 6075 No stop 19 45 30 =1903+097 22 51 22 28.8 249.0 3.7 37.1 111 6114 19 43 01 19 45 30 GRS1915 22 51 22 31.0 247.6 3.6 36.8 -38 6114 No stop 19 49 00 --- 22 54 53 30.5 248.4 3.6 37.0 172 6168 19 45 31 19 49 40 J1905+0952 22 55 33 28.1 250.0 3.8 37.3 1 6168 19 49 40 19 51 40 =1903+097 22 57 33 27.8 250.4 3.8 37.4 120 6199 19 49 41 19 51 40 GRS1915 22 57 33 30.1 249.0 3.7 37.2 -38 6199 No stop 19 55 10 --- 23 01 04 29.6 249.8 3.7 37.4 172 6253 19 51 41 19 55 10 J1905+0952 23 01 04 27.3 251.2 3.9 37.6 -39 6253 No stop 19 57 40 =1903+097 23 03 34 26.9 251.7 3.9 37.8 111 6292 19 55 11 19 57 40 GRS1915 23 03 34 29.2 250.4 3.8 37.6 -38 6292 No stop 20 01 10 --- 23 07 05 28.7 251.1 3.8 37.8 172 6346 19 57 41 20 01 50 J1905+0952 23 07 45 26.3 252.6 4.0 38.0 1 6346 20 01 50 20 03 50 =1903+097 23 09 45 26.0 253.1 4.1 38.1 120 6377 20 01 51 20 03 50 GRS1915 23 09 45 28.3 251.7 3.9 38.0 -38 6377 No stop 20 07 20 --- 23 13 16 27.8 252.5 4.0 38.1 172 6431 20 03 51 Schedule for EFLSBERG (Code Ef ) 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 --- 20 07 20 J1905+0952 23 13 16 25.5 253.8 4.1 38.3 -39 6431 No stop 20 09 50 =1903+097 23 15 46 25.1 254.4 4.2 38.4 111 6469 20 07 21 20 09 50 GRS1915 23 15 46 27.4 253.1 4.0 38.3 -38 6469 No stop 20 13 20 --- 23 19 17 26.9 253.8 4.1 38.5 172 6523 20 09 51 20 14 00 J1905+0952 23 19 57 24.4 255.2 4.2 38.6 1 6523 20 14 00 20 16 00 =1903+097 23 21 57 24.1 255.7 4.3 38.7 120 6554 20 14 01 20 16 00 J1913+0932 23 21 57 25.1 253.8 4.1 38.3 -36 6554 No stop 20 18 30 --- 23 24 28 24.7 254.3 4.2 38.4 114 6593 20 16 01 20 19 10 J1905+0952 23 25 08 23.6 256.3 4.3 38.8 3 6593 20 19 10 20 22 40 =1903+097 23 28 38 23.1 257.1 4.4 39.0 210 6647 20 19 11 20 24 00 J2253+1608 23 29 59 55.0 194.8 0.6 9.7 -107 6647 20 24 00 20 30 00 =3C454.3 23 36 00 54.8 197.2 0.7 11.3 253 6740 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 Matching groups in /home/guest/rmc/SCHED/sched11.6/catalogs/freq_RDBE.dat: ef6cm 6cm secondary focus receiver. This LO covers the whole band. ****** Only 256.00 of 512.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 4 Station: EFLSBERG 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 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 A1 C3 The following frequency sets based on these setups were used. Frequency Set: 3 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: 3 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