COVER INFORMATION Station: YEBES40M (Code Ys ) 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 YEBES40M (Code Ys ) 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: 672.49 672.49 672.49 672.49 736.49 736.49 736.49 736.49 800.49 800.49 800.49 800.49 864.49 864.49 864.49 864.49 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 14 54 48 54.5 77.2 -3.1 -72.1 0 0 12 30 00 12 35 00 =1758+388 14 59 49 55.5 77.7 -3.0 -72.4 300 77 12 30 01 12 37 00 J1905+0952 15 01 49 28.2 101.6 -4.1 -49.1 77 77 12 37 00 12 39 30 =1903+097 15 04 19 28.7 102.1 -4.0 -49.0 150 116 12 37 01 12 39 30 GRS1915 15 04 19 27.6 99.4 -4.2 -49.8 -18 116 No stop 12 43 00 --- 15 07 50 28.2 100.1 -4.1 -49.7 192 170 12 39 31 12 43 00 J1905+0952 15 07 50 29.3 102.7 -4.0 -48.8 -18 170 No stop 12 45 30 =1903+097 15 10 20 29.8 103.2 -3.9 -48.7 132 209 12 43 01 12 45 30 GRS1915 15 10 20 28.7 100.5 -4.1 -49.6 -18 209 No stop 12 49 00 --- 15 13 51 29.4 101.2 -4.0 -49.4 192 263 12 45 31 12 49 40 J1905+0952 15 14 31 30.5 104.0 -3.9 -48.5 22 263 12 49 40 12 51 30 =1903+097 15 16 21 30.9 104.3 -3.8 -48.4 110 291 12 49 41 12 51 30 GRS1915 15 16 21 29.8 101.6 -4.0 -49.3 -18 291 No stop 12 55 00 --- 15 19 52 30.5 102.3 -3.9 -49.2 192 345 12 51 31 12 55 00 J1905+0952 15 19 52 31.5 105.0 -3.8 -48.2 -18 345 No stop 12 57 30 =1903+097 15 22 22 32.0 105.5 -3.7 -48.0 132 384 12 55 01 12 57 30 GRS1915 15 22 22 31.0 102.7 -3.9 -49.0 -18 384 No stop 13 01 00 --- 15 25 53 31.6 103.4 -3.8 -48.9 192 438 12 57 31 13 01 40 J1905+0952 15 26 33 32.8 106.3 -3.7 -47.8 22 438 13 01 40 13 03 30 =1903+097 15 28 23 33.1 106.7 -3.6 -47.7 110 466 13 01 41 13 03 30 GRS1915 15 28 23 32.1 103.9 -3.8 -48.7 -18 466 No stop 13 07 00 --- 15 31 54 32.7 104.5 -3.7 -48.5 192 520 13 03 31 13 07 00 J1905+0952 15 31 54 33.7 107.4 -3.6 -47.4 -18 520 No stop 13 09 30 =1903+097 15 34 24 34.2 107.9 -3.5 -47.3 132 559 13 07 01 13 09 30 GRS1915 15 34 24 33.2 105.0 -3.7 -48.4 -18 559 No stop 13 13 00 --- 15 37 55 33.8 105.7 -3.6 -48.2 192 613 13 09 31 Schedule for YEBES40M (Code Ys ) 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 15 38 35 34.9 108.7 -3.5 -47.0 22 613 13 13 40 13 15 30 =1903+097 15 40 25 35.3 109.1 -3.4 -46.8 110 642 13 13 41 13 15 30 GRS1915 15 40 25 34.3 106.2 -3.6 -48.0 -18 642 No stop 13 19 00 --- 15 43 56 34.9 106.9 -3.5 -47.8 192 696 13 15 31 13 19 00 J1905+0952 15 43 56 35.9 109.8 -3.4 -46.5 -18 696 No stop 13 21 30 =1903+097 15 46 26 36.3 110.4 -3.3 -46.3 132 734 13 19 01 13 21 30 GRS1915 15 46 26 35.4 107.4 -3.5 -47.6 -18 734 No stop 13 25 00 --- 15 49 57 36.0 108.1 -3.4 -47.4 192 788 13 21 31 13 25 40 J1905+0952 15 50 37 37.1 111.3 -3.3 -46.0 22 788 13 25 40 13 27 30 =1903+097 15 52 27 37.4 111.6 -3.2 -45.8 110 817 13 25 41 13 27 30 J1913+0932 15 52 27 35.8 110.3 -3.4 -46.3 -17 817 No stop 13 30 00 --- 15 54 58 36.3 110.8 -3.3 -46.1 133 855 13 27 31 13 30 40 J1905+0952 15 55 38 38.0 112.3 -3.2 -45.5 23 855 13 30 40 13 32 40 =1903+097 15 57 38 38.3 112.8 -3.1 -45.4 120 886 13 30 41 13 32 40 GRS1915 15 57 38 37.4 109.7 -3.3 -46.8 -18 886 No stop 13 36 10 --- 16 01 09 38.0 110.5 -3.3 -46.5 192 940 13 32 41 13 36 10 J1905+0952 16 01 09 38.9 113.6 -3.1 -45.0 -18 940 No stop 13 38 40 =1903+097 16 03 39 39.4 114.1 -3.0 -44.8 132 979 13 36 11 13 38 40 GRS1915 16 03 39 38.5 111.0 -3.2 -46.3 -18 979 No stop 13 42 10 --- 16 07 10 39.1 111.8 -3.1 -46.0 192 1033 13 38 41 13 42 50 J1905+0952 16 07 50 40.1 115.1 -3.0 -44.3 22 1033 13 42 50 13 44 40 =1903+097 16 09 40 40.4 115.5 -2.9 -44.1 110 1061 13 42 51 13 44 40 GRS1915 16 09 40 39.5 112.3 -3.1 -45.7 -18 1061 No stop 13 48 10 --- 16 13 11 40.1 113.1 -3.0 -45.4 192 1116 13 44 41 13 48 10 J1905+0952 16 13 11 41.0 116.3 -2.9 -43.8 -18 1116 No stop 13 50 40 =1903+097 16 15 41 41.4 116.9 -2.8 -43.5 132 1154 13 48 11 13 50 40 GRS1915 16 15 41 40.6 113.7 -3.0 -45.2 -18 1154 No stop 13 54 10 --- 16 19 12 41.2 114.5 -2.9 -44.8 192 1208 13 50 41 13 54 50 J1905+0952 16 19 52 42.1 117.9 -2.8 -43.0 22 1208 13 54 50 13 56 40 =1903+097 16 21 42 42.4 118.4 -2.7 -42.8 110 1237 13 54 51 Schedule for YEBES40M (Code Ys ) 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 16 21 42 41.6 115.1 -2.9 -44.5 -18 1237 No stop 14 00 10 --- 16 25 13 42.2 115.9 -2.8 -44.1 192 1291 13 56 41 14 00 10 J1905+0952 16 25 13 43.0 119.2 -2.7 -42.3 -18 1291 No stop 14 02 40 =1903+097 16 27 43 43.4 119.9 -2.6 -42.0 132 1329 14 00 11 14 02 40 GRS1915 16 27 43 42.6 116.5 -2.8 -43.9 -18 1329 No stop 14 06 10 --- 16 31 14 43.2 117.4 -2.7 -43.4 192 1384 14 02 41 14 06 50 J1905+0952 16 31 54 44.1 120.9 -2.6 -41.4 22 1384 14 06 50 14 08 40 =1903+097 16 33 44 44.4 121.4 -2.5 -41.2 110 1412 14 06 51 14 08 40 GRS1915 16 33 44 43.7 118.0 -2.7 -43.1 -18 1412 No stop 14 12 10 --- 16 37 15 44.2 118.9 -2.6 -42.7 192 1466 14 08 41 14 12 10 J1905+0952 16 37 15 45.0 122.3 -2.5 -40.7 -18 1466 No stop 14 14 40 =1903+097 16 39 45 45.4 123.0 -2.4 -40.3 132 1505 14 12 11 14 14 40 GRS1915 16 39 45 44.7 119.5 -2.6 -42.4 -18 1505 No stop 14 18 10 --- 16 43 16 45.2 120.4 -2.5 -41.9 192 1559 14 14 41 14 18 50 J1905+0952 16 43 56 46.1 124.1 -2.4 -39.7 21 1559 14 18 50 14 20 40 =1903+097 16 45 46 46.3 124.6 -2.3 -39.4 110 1587 14 18 51 14 20 40 J1913+0932 16 45 46 44.9 122.8 -2.5 -40.4 -17 1587 No stop 14 23 10 --- 16 48 16 45.3 123.5 -2.4 -40.0 133 1626 14 20 41 14 23 50 J1905+0952 16 48 57 46.8 125.5 -2.3 -38.9 23 1626 14 23 50 14 25 50 =1903+097 16 50 57 47.1 126.1 -2.3 -38.6 120 1657 14 23 51 14 25 50 GRS1915 16 50 57 46.5 122.4 -2.4 -40.8 -19 1657 No stop 14 29 20 --- 16 54 27 47.0 123.4 -2.4 -40.3 191 1711 14 25 51 14 29 20 J1905+0952 16 54 27 47.7 127.1 -2.2 -38.0 -19 1711 No stop 14 31 50 =1903+097 16 56 58 48.1 127.8 -2.2 -37.6 131 1749 14 29 21 14 31 50 GRS1915 16 56 58 47.4 124.1 -2.3 -39.9 -19 1749 No stop 14 35 20 --- 17 00 28 48.0 125.1 -2.3 -39.3 191 1803 14 31 51 14 36 00 J1905+0952 17 01 09 48.7 129.0 -2.1 -36.8 21 1803 14 36 00 14 37 50 =1903+097 17 02 59 49.0 129.6 -2.1 -36.5 110 1832 14 36 01 14 37 50 GRS1915 17 02 59 48.4 125.8 -2.2 -38.9 -19 1832 No stop 14 41 20 --- 17 06 29 48.9 126.8 -2.2 -38.3 191 1886 14 37 51 Schedule for YEBES40M (Code Ys ) 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 06 29 49.5 130.7 -2.0 -35.8 -19 1886 No stop 14 43 50 =1903+097 17 09 00 49.8 131.4 -2.0 -35.3 131 1925 14 41 21 14 43 50 GRS1915 17 09 00 49.3 127.5 -2.1 -37.9 -19 1925 No stop 14 47 20 --- 17 12 30 49.8 128.6 -2.1 -37.2 191 1979 14 43 51 14 48 00 J1905+0952 17 13 11 50.4 132.7 -1.9 -34.5 21 1979 14 48 00 14 49 50 =1903+097 17 15 01 50.7 133.3 -1.9 -34.1 110 2007 14 48 01 14 49 50 GRS1915 17 15 01 50.2 129.4 -2.0 -36.8 -19 2007 No stop 14 53 20 --- 17 18 31 50.7 130.4 -2.0 -36.1 191 2061 14 49 51 14 53 20 J1905+0952 17 18 31 51.1 134.5 -1.8 -33.4 -19 2061 No stop 14 55 50 =1903+097 17 21 02 51.5 135.3 -1.8 -32.9 131 2100 14 53 21 14 55 50 GRS1915 17 21 02 51.1 131.2 -1.9 -35.6 -19 2100 No stop 14 59 20 --- 17 24 32 51.6 132.4 -1.9 -34.9 191 2154 14 55 51 15 00 00 J1905+0952 17 25 13 52.0 136.7 -1.7 -31.9 21 2154 15 00 00 15 01 50 =1903+097 17 27 03 52.3 137.3 -1.7 -31.5 110 2182 15 00 01 15 01 50 GRS1915 17 27 03 51.9 133.2 -1.8 -34.4 -19 2182 No stop 15 05 20 --- 17 30 33 52.4 134.3 -1.8 -33.6 191 2236 15 01 51 15 05 20 J1905+0952 17 30 33 52.7 138.5 -1.6 -30.7 -19 2236 No stop 15 07 50 =1903+097 17 33 04 53.0 139.4 -1.6 -30.1 131 2275 15 05 21 15 07 50 GRS1915 17 33 04 52.7 135.2 -1.7 -33.1 -19 2275 No stop 15 11 20 --- 17 36 34 53.2 136.4 -1.7 -32.3 191 2329 15 07 51 15 12 00 J1905+0952 17 37 14 53.5 140.9 -1.5 -29.1 21 2329 15 12 00 15 13 50 =1903+097 17 39 05 53.8 141.6 -1.5 -28.6 110 2357 15 12 01 15 13 50 J1913+0932 17 39 05 52.5 139.1 -1.6 -30.3 -17 2357 No stop 15 16 20 --- 17 41 35 52.9 140.0 -1.5 -29.7 133 2396 15 13 51 15 17 00 J1905+0952 17 42 15 54.1 142.8 -1.4 -27.8 22 2396 15 17 00 15 19 00 =1903+097 17 44 16 54.4 143.5 -1.4 -27.3 120 2427 15 17 01 15 19 00 GRS1915 17 44 16 54.2 139.1 -1.5 -30.5 -19 2427 No stop 15 22 30 --- 17 47 46 54.6 140.4 -1.5 -29.6 191 2481 15 19 01 15 22 30 J1905+0952 17 47 46 54.8 144.8 -1.3 -26.4 -19 2481 No stop 15 25 00 =1903+097 17 50 17 55.0 145.8 -1.3 -25.7 131 2520 15 22 31 Schedule for YEBES40M (Code Ys ) 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 17 50 17 54.9 141.3 -1.4 -28.9 -19 2520 No stop 15 28 30 --- 17 53 47 55.3 142.6 -1.4 -28.0 191 2574 15 25 01 15 29 10 J1905+0952 17 54 27 55.5 147.4 -1.2 -24.5 20 2574 15 29 10 15 31 00 =1903+097 17 56 18 55.6 148.2 -1.2 -24.0 110 2602 15 29 11 15 31 00 GRS1915 17 56 18 55.6 143.6 -1.3 -27.4 -20 2602 No stop 15 34 30 --- 17 59 48 56.0 145.0 -1.3 -26.4 190 2656 15 31 01 15 34 30 J1905+0952 17 59 48 56.0 149.6 -1.1 -23.0 -20 2656 No stop 15 37 00 =1903+097 18 02 19 56.2 150.6 -1.1 -22.3 130 2695 15 34 31 15 37 00 GRS1915 18 02 19 56.3 146.0 -1.2 -25.7 -20 2695 No stop 15 40 30 --- 18 05 49 56.6 147.4 -1.2 -24.7 190 2749 15 37 01 15 41 10 J1905+0952 18 06 29 56.6 152.3 -1.0 -21.0 20 2749 15 41 10 15 43 00 =1903+097 18 08 20 56.8 153.1 -1.0 -20.4 110 2777 15 41 11 15 43 00 GRS1915 18 08 20 56.9 148.4 -1.1 -23.9 -20 2777 No stop 15 46 30 --- 18 11 50 57.2 149.9 -1.1 -22.9 190 2831 15 43 01 15 46 30 J1905+0952 18 11 50 57.1 154.6 -0.9 -19.3 -20 2831 No stop 15 49 00 =1903+097 18 14 21 57.3 155.7 -0.9 -18.5 130 2870 15 46 31 15 49 00 GRS1915 18 14 21 57.5 150.9 -1.0 -22.1 -20 2870 No stop 15 52 30 --- 18 17 51 57.8 152.4 -1.0 -21.0 190 2924 15 49 01 15 53 10 J1905+0952 18 18 31 57.6 157.5 -0.8 -17.2 20 2924 15 53 10 15 55 00 =1903+097 18 20 22 57.7 158.3 -0.8 -16.6 110 2953 15 53 11 15 55 00 GRS1915 18 20 22 58.0 153.5 -0.9 -20.2 -20 2953 No stop 15 58 30 --- 18 23 52 58.3 155.0 -0.9 -19.1 190 3007 15 55 01 15 58 30 J1905+0952 18 23 52 57.9 159.9 -0.7 -15.4 -20 3007 No stop 16 01 00 =1903+097 18 26 23 58.1 161.0 -0.7 -14.6 130 3045 15 58 31 16 01 00 GRS1915 18 26 23 58.5 156.1 -0.8 -18.3 -20 3045 No stop 16 04 30 --- 18 29 53 58.7 157.7 -0.8 -17.1 190 3099 16 01 01 16 05 10 J1905+0952 18 30 33 58.4 162.9 -0.6 -13.1 20 3099 16 05 10 16 07 00 =1903+097 18 32 24 58.5 163.7 -0.6 -12.5 110 3128 16 05 11 16 07 00 J1913+0932 18 32 24 57.7 160.4 -0.7 -15.0 -18 3128 No stop 16 09 30 --- 18 34 54 57.8 161.5 -0.7 -14.2 132 3166 16 07 01 Schedule for YEBES40M (Code Ys ) 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 18 35 24 83.2 258.2 0.6 72.8 -82 3166 16 10 00 16 15 00 =1758+388 18 40 25 82.2 260.4 0.7 74.1 218 3244 16 10 01 16 15 40 J1905+0952 18 41 05 58.9 167.8 -0.4 -9.4 -67 3244 16 15 40 16 17 40 =1903+097 18 43 05 58.9 168.7 -0.4 -8.7 53 3275 16 15 41 16 17 40 GRS1915 18 43 05 59.6 163.8 -0.6 -12.5 -20 3275 No stop 16 21 10 --- 18 46 36 59.7 165.5 -0.5 -11.2 190 3329 16 17 41 16 21 10 J1905+0952 18 46 36 59.1 170.4 -0.3 -7.4 -20 3329 No stop 16 23 40 =1903+097 18 49 06 59.1 171.6 -0.3 -6.5 130 3367 16 21 11 16 23 40 GRS1915 18 49 06 59.9 166.7 -0.5 -10.3 -20 3367 No stop 16 27 10 --- 18 52 37 60.0 168.4 -0.4 -9.0 190 3421 16 23 41 16 27 50 J1905+0952 18 53 17 59.2 173.6 -0.2 -5.0 20 3421 16 27 50 16 29 40 =1903+097 18 55 07 59.3 174.4 -0.2 -4.3 110 3450 16 27 51 16 29 40 GRS1915 18 55 07 60.1 169.6 -0.4 -8.0 -20 3450 No stop 16 33 10 --- 18 58 38 60.2 171.3 -0.3 -6.7 190 3504 16 29 41 16 33 10 J1905+0952 18 58 38 59.3 176.1 -0.1 -3.0 -20 3504 No stop 16 35 40 =1903+097 19 01 08 59.4 177.3 -0.1 -2.0 130 3543 16 33 11 16 35 40 GRS1915 19 01 08 60.3 172.6 -0.3 -5.8 -20 3543 No stop 16 39 10 --- 19 04 39 60.4 174.3 -0.2 -4.4 190 3597 16 35 41 16 39 50 J1905+0952 19 05 19 59.4 179.4 -0.0 -0.5 20 3597 16 39 50 16 41 40 =1903+097 19 07 09 59.4 180.3 0.0 0.2 110 3625 16 39 51 16 41 40 GRS1915 19 07 09 60.4 175.5 -0.1 -3.5 -20 3625 No stop 16 45 10 --- 19 10 40 60.4 177.3 -0.1 -2.1 190 3679 16 41 41 16 45 10 J1905+0952 19 10 40 59.4 182.0 0.1 1.5 -20 3679 No stop 16 47 40 =1903+097 19 13 10 59.3 183.2 0.1 2.4 130 3718 16 45 11 16 47 40 GRS1915 19 13 10 60.5 178.5 -0.0 -1.1 -20 3718 No stop 16 51 10 --- 19 16 41 60.5 180.3 0.0 0.2 190 3772 16 47 41 16 51 50 J1905+0952 19 17 21 59.3 185.2 0.2 4.0 20 3772 16 51 50 16 53 40 =1903+097 19 19 11 59.3 186.1 0.2 4.7 110 3800 16 51 51 16 53 40 GRS1915 19 19 11 60.5 181.5 0.1 1.2 -20 3800 No stop 16 57 10 --- 19 22 42 60.4 183.3 0.1 2.5 190 3854 16 53 41 Schedule for YEBES40M (Code Ys ) 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 19 22 42 59.2 187.7 0.3 6.0 -20 3854 No stop 16 59 40 =1903+097 19 25 12 59.1 188.9 0.3 6.9 130 3893 16 57 11 16 59 40 GRS1915 19 25 12 60.4 184.5 0.2 3.5 -19 3893 No stop 17 03 10 --- 19 28 43 60.3 186.2 0.2 4.8 191 3947 16 59 41 17 03 50 J1905+0952 19 29 23 59.0 190.9 0.4 8.4 21 3947 17 03 50 17 05 40 =1903+097 19 31 13 58.9 191.8 0.4 9.1 110 3975 17 03 51 17 05 40 J1913+0932 19 31 13 58.8 188.0 0.3 6.2 -19 3975 No stop 17 08 10 --- 19 33 44 58.8 189.2 0.3 7.1 131 4014 17 05 41 17 08 50 J1905+0952 19 34 24 58.8 193.3 0.5 10.2 21 4014 17 08 50 17 10 50 =1903+097 19 36 24 58.7 194.2 0.5 10.9 120 4045 17 08 51 17 10 50 GRS1915 19 36 24 60.1 190.0 0.3 7.7 -19 4045 No stop 17 14 20 --- 19 39 55 60.0 191.7 0.4 9.1 191 4099 17 10 51 17 14 20 J1905+0952 19 39 55 58.5 195.8 0.6 12.2 -19 4099 No stop 17 16 50 =1903+097 19 42 25 58.4 197.0 0.6 13.0 131 4138 17 14 21 17 16 50 GRS1915 19 42 25 59.9 192.9 0.4 10.0 -19 4138 No stop 17 20 20 --- 19 45 56 59.7 194.6 0.5 11.3 191 4192 17 16 51 17 21 00 J1905+0952 19 46 36 58.1 198.9 0.7 14.5 21 4192 17 21 00 17 22 50 =1903+097 19 48 26 58.0 199.7 0.7 15.1 110 4220 17 21 01 17 22 50 GRS1915 19 48 26 59.6 195.8 0.5 12.2 -19 4220 No stop 17 26 20 --- 19 51 57 59.4 197.5 0.6 13.4 191 4274 17 22 51 17 26 20 J1905+0952 19 51 57 57.8 201.3 0.8 16.3 -19 4274 No stop 17 28 50 =1903+097 19 54 27 57.6 202.4 0.8 17.1 131 4313 17 26 21 17 28 50 GRS1915 19 54 27 59.3 198.6 0.6 14.3 -19 4313 No stop 17 32 20 --- 19 57 58 59.1 200.3 0.7 15.6 191 4367 17 28 51 17 33 00 J1905+0952 19 58 38 57.3 204.2 0.9 18.4 21 4367 17 33 00 17 34 50 =1903+097 20 00 28 57.1 205.0 0.9 19.0 110 4395 17 33 01 17 34 50 GRS1915 20 00 28 58.9 201.4 0.7 16.4 -19 4395 No stop 17 38 20 --- 20 03 59 58.6 203.0 0.8 17.6 191 4449 17 34 51 17 38 20 J1905+0952 20 03 59 56.8 206.5 1.0 20.1 -19 4449 No stop 17 40 50 =1903+097 20 06 29 56.6 207.5 1.0 20.9 131 4488 17 38 21 Schedule for YEBES40M (Code Ys ) 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 20 06 29 58.4 204.1 0.8 18.4 -18 4488 No stop 17 44 20 --- 20 10 00 58.2 205.7 0.9 19.6 192 4542 17 40 51 17 45 00 J1905+0952 20 10 40 56.3 209.3 1.1 22.2 22 4542 17 45 00 17 46 50 =1903+097 20 12 30 56.1 210.0 1.1 22.7 110 4571 17 45 01 17 46 50 GRS1915 20 12 30 57.9 206.8 0.9 20.4 -18 4571 No stop 17 50 20 --- 20 16 00 57.6 208.3 1.0 21.5 192 4625 17 46 51 17 50 20 J1905+0952 20 16 00 55.7 211.4 1.2 23.7 -18 4625 No stop 17 52 50 =1903+097 20 18 31 55.5 212.4 1.2 24.5 132 4663 17 50 21 17 52 50 GRS1915 20 18 31 57.4 209.3 1.0 22.3 -18 4663 No stop 17 56 20 --- 20 22 01 57.1 210.8 1.1 23.4 192 4717 17 52 51 17 57 00 J1905+0952 20 22 42 55.1 214.1 1.3 25.6 22 4717 17 57 00 17 58 50 =1903+097 20 24 32 54.9 214.8 1.3 26.1 110 4746 17 57 01 17 58 50 J1913+0932 20 24 32 55.4 211.5 1.2 23.8 -18 4746 No stop 18 01 20 --- 20 27 02 55.1 212.5 1.2 24.5 132 4784 17 58 51 18 02 00 J1905+0952 20 27 42 54.5 216.0 1.4 27.0 22 4784 18 02 00 18 04 00 =1903+097 20 29 43 54.3 216.8 1.4 27.5 120 4815 18 02 01 18 04 00 GRS1915 20 29 43 56.3 213.9 1.2 25.6 -18 4815 No stop 18 07 30 --- 20 33 13 55.9 215.3 1.3 26.6 192 4869 18 04 01 18 07 30 J1905+0952 20 33 13 53.9 218.1 1.4 28.4 -18 4869 No stop 18 10 00 =1903+097 20 35 44 53.6 219.0 1.5 29.0 132 4908 18 07 31 18 10 00 GRS1915 20 35 44 55.6 216.3 1.3 27.3 -18 4908 No stop 18 13 30 --- 20 39 14 55.2 217.6 1.4 28.2 192 4962 18 10 01 18 14 10 J1905+0952 20 39 54 53.1 220.5 1.6 30.1 22 4962 18 14 10 18 16 10 =1903+097 20 41 55 52.8 221.2 1.6 30.5 120 4993 18 14 11 18 16 10 GRS1915 20 41 55 54.9 218.6 1.4 28.9 -18 4993 No stop 18 19 40 --- 20 45 25 54.5 219.9 1.5 29.8 192 5047 18 16 11 18 19 40 J1905+0952 20 45 25 52.4 222.4 1.6 31.4 -17 5047 No stop 18 22 10 =1903+097 20 47 56 52.1 223.3 1.7 31.9 133 5086 18 19 41 18 22 10 GRS1915 20 47 56 54.2 220.9 1.5 30.4 -17 5086 No stop 18 25 40 --- 20 51 26 53.7 222.1 1.6 31.3 193 5140 18 22 11 Schedule for YEBES40M (Code Ys ) 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 20 52 06 51.5 224.7 1.8 32.8 23 5140 18 26 20 18 28 20 =1903+097 20 54 07 51.2 225.3 1.8 33.3 120 5171 18 26 21 18 28 20 GRS1915 20 54 07 53.4 223.1 1.6 31.9 -17 5171 No stop 18 31 50 --- 20 57 37 52.9 224.3 1.7 32.7 193 5225 18 28 21 18 31 50 J1905+0952 20 57 37 50.8 226.5 1.8 34.0 -17 5225 No stop 18 34 20 =1903+097 21 00 08 50.4 227.3 1.9 34.5 133 5264 18 31 51 18 34 20 GRS1915 21 00 08 52.6 225.1 1.7 33.3 -17 5264 No stop 18 37 50 --- 21 03 38 52.1 226.3 1.8 34.0 193 5318 18 34 21 18 38 30 J1905+0952 21 04 18 49.8 228.6 2.0 35.4 23 5318 18 38 30 18 40 30 =1903+097 21 06 19 49.5 229.2 2.0 35.7 120 5349 18 38 31 18 40 30 GRS1915 21 06 19 51.8 227.2 1.8 34.6 -17 5349 No stop 18 44 00 --- 21 09 49 51.3 228.3 1.9 35.3 193 5403 18 40 31 18 44 00 J1905+0952 21 09 49 49.0 230.3 2.1 36.4 -17 5403 No stop 18 46 30 =1903+097 21 12 20 48.7 231.0 2.1 36.9 133 5441 18 44 01 18 46 30 GRS1915 21 12 20 50.9 229.1 1.9 35.8 -17 5441 No stop 18 50 00 --- 21 15 50 50.4 230.2 2.0 36.5 193 5495 18 46 31 18 50 40 J1905+0952 21 16 30 48.0 232.3 2.2 37.6 23 5495 18 50 40 18 52 40 =1903+097 21 18 31 47.7 232.8 2.2 38.0 120 5526 18 50 41 18 52 40 J1913+0932 21 18 31 48.6 230.3 2.1 36.4 -18 5526 No stop 18 55 10 --- 21 21 01 48.3 231.0 2.1 36.8 132 5565 18 52 41 18 55 50 J1905+0952 21 21 41 47.2 233.8 2.3 38.5 22 5565 18 55 50 18 57 50 =1903+097 21 23 42 46.9 234.3 2.3 38.8 120 5596 18 55 51 18 57 50 GRS1915 21 23 42 49.2 232.6 2.1 37.9 -17 5596 No stop 19 01 20 --- 21 27 12 48.7 233.6 2.2 38.6 193 5650 18 57 51 19 01 20 J1905+0952 21 27 12 46.4 235.3 2.3 39.4 -17 5650 No stop 19 03 50 =1903+097 21 29 43 46.0 236.0 2.4 39.8 133 5689 19 01 21 19 03 50 GRS1915 21 29 43 48.3 234.3 2.2 39.0 -17 5689 No stop 19 07 20 --- 21 33 13 47.8 235.3 2.3 39.6 193 5743 19 03 51 19 08 00 J1905+0952 21 33 53 45.3 237.1 2.5 40.4 23 5743 19 08 00 19 10 00 =1903+097 21 35 54 45.0 237.6 2.5 40.7 120 5774 19 08 01 Schedule for YEBES40M (Code Ys ) 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 21 35 54 47.4 236.1 2.3 40.0 -17 5774 No stop 19 13 30 --- 21 39 24 46.8 237.0 2.4 40.5 193 5828 19 10 01 19 13 30 J1905+0952 21 39 24 44.4 238.6 2.5 41.2 -17 5828 No stop 19 16 00 =1903+097 21 41 55 44.0 239.2 2.6 41.5 133 5866 19 13 31 19 16 00 GRS1915 21 41 55 46.4 237.7 2.4 40.9 -17 5866 No stop 19 19 30 --- 21 45 25 45.8 238.7 2.5 41.4 193 5921 19 16 01 19 20 10 J1905+0952 21 46 05 43.4 240.3 2.7 42.1 23 5921 19 20 10 19 22 10 =1903+097 21 48 06 43.0 240.8 2.7 42.3 120 5951 19 20 11 19 22 10 GRS1915 21 48 06 45.4 239.4 2.5 41.8 -17 5951 No stop 19 25 40 --- 21 51 36 44.8 240.3 2.6 42.2 193 6006 19 22 11 19 25 40 J1905+0952 21 51 36 42.4 241.6 2.7 42.8 -17 6006 No stop 19 28 10 =1903+097 21 54 07 42.0 242.3 2.8 43.1 133 6044 19 25 41 19 28 10 GRS1915 21 54 07 44.4 240.9 2.6 42.6 -17 6044 No stop 19 31 40 --- 21 57 37 43.8 241.8 2.7 43.0 193 6098 19 28 11 19 32 20 J1905+0952 21 58 17 41.3 243.3 2.9 43.6 23 6098 19 32 20 19 34 20 =1903+097 22 00 18 41.0 243.7 2.9 43.8 120 6129 19 32 21 19 34 20 J1913+0932 22 00 18 42.0 241.6 2.8 42.7 -17 6129 No stop 19 36 50 --- 22 02 48 41.6 242.2 2.8 43.0 133 6168 19 34 21 19 37 30 J1905+0952 22 03 28 40.4 244.5 2.9 44.1 23 6168 19 37 30 19 39 30 =1903+097 22 05 28 40.1 244.9 3.0 44.3 120 6199 19 37 31 19 39 30 GRS1915 22 05 28 42.5 243.7 2.8 44.0 -17 6199 No stop 19 43 00 --- 22 08 59 41.9 244.5 2.9 44.4 193 6253 19 39 31 19 43 00 J1905+0952 22 08 59 39.5 245.7 3.0 44.7 -17 6253 No stop 19 45 30 =1903+097 22 11 29 39.0 246.3 3.1 45.0 133 6292 19 43 01 19 45 30 GRS1915 22 11 29 41.5 245.1 2.9 44.6 -17 6292 No stop 19 49 00 --- 22 15 00 40.9 245.9 3.0 45.0 193 6346 19 45 31 19 49 40 J1905+0952 22 15 40 38.3 247.2 3.2 45.4 23 6346 19 49 40 19 51 40 =1903+097 22 17 40 38.0 247.7 3.2 45.5 120 6377 19 49 41 19 51 40 GRS1915 22 17 40 40.4 246.5 3.0 45.3 -17 6377 No stop 19 55 10 --- 22 21 11 39.8 247.3 3.1 45.6 193 6431 19 51 41 Schedule for YEBES40M (Code Ys ) 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 22 21 11 37.3 248.4 3.2 45.9 -17 6431 No stop 19 57 40 =1903+097 22 23 41 36.9 249.0 3.3 46.1 133 6469 19 55 11 19 57 40 GRS1915 22 23 41 39.3 247.9 3.1 45.8 -17 6469 No stop 20 01 10 --- 22 27 12 38.7 248.7 3.2 46.2 193 6523 19 57 41 20 01 50 J1905+0952 22 27 52 36.2 249.9 3.4 46.4 23 6523 20 01 50 20 03 50 =1903+097 22 29 52 35.8 250.3 3.4 46.6 120 6554 20 01 51 20 03 50 GRS1915 22 29 52 38.2 249.2 3.2 46.4 -17 6554 No stop 20 07 20 --- 22 33 23 37.6 250.0 3.3 46.7 193 6608 20 03 51 20 07 20 J1905+0952 22 33 23 35.2 251.0 3.4 46.9 -17 6608 No stop 20 09 50 =1903+097 22 35 53 34.7 251.5 3.5 47.0 133 6647 20 07 21 20 09 50 GRS1915 22 35 53 37.2 250.5 3.3 46.9 -17 6647 No stop 20 13 20 --- 22 39 24 36.5 251.3 3.4 47.2 193 6701 20 09 51 20 14 00 J1905+0952 22 40 04 34.0 252.4 3.6 47.3 23 6701 20 14 00 20 16 00 =1903+097 22 42 04 33.6 252.8 3.6 47.5 120 6732 20 14 01 20 16 00 J1913+0932 22 42 04 34.8 250.9 3.5 46.8 -17 6732 No stop 20 18 30 --- 22 44 35 34.3 251.4 3.5 46.9 133 6771 20 16 01 20 19 10 J1905+0952 22 45 15 33.0 253.4 3.6 47.7 23 6771 20 19 10 20 22 40 =1903+097 22 48 46 32.4 254.1 3.7 47.9 210 6825 20 19 11 20 24 00 J2253+1608 22 50 06 65.7 177.1 -0.1 -2.3 -12 6825 20 24 00 20 30 00 =3C454.3 22 56 07 65.7 180.7 0.0 0.5 348 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: 8 Station: YEBES40M 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= 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 4158.00 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: 9 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= 672.49 672.49 672.49 672.49 736.49 736.49 736.49 736.49 800.49 800.49 800.49 800.49 864.49 864.49 864.49 864.49 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: 9 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