COVER INFORMATION Station: VLBA_LA (Code La ) Experiment: 18cm global VLBI observations of Arp220 Exp. Code: GV022A Schedule Version: 5.00 Processed by SCHED version: 11.40 Release 11.4. March 14, 2015 PI: Eskil Varenius Address: Department of Earth and Space Sciences, Chalmers University of T Onsala Space Observatory 439 92 Onsala Sweden Phone: +46 31 772 55 45 EMAIL: varenius@chalmers.se Fax: +46(0)31 772 5590 Phone during observation: +46 31 772 55 45 Observing mode: 18cm 2Gbps global VLBI with phased D-array VLA Notes: Phase calibrator : J1532+2344 Fringe finder / pol. cal / bandpass cal : J1516+1932 VLA phase-up calibrator: J1520+2016 (3C318) Schedule for VLBA_LA (Code La ) Page 2 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- Next scan frequencies: 1504.25 1504.25 1568.25 1568.25 1632.25 1632.25 1696.25 1696.25 Next BBC frequencies: 895.75 895.75 831.75 831.75 767.75 767.75 703.75 703.75 Next scan bandwidths: 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 05 24 25 J1516+1932 08 44 28 4.8 69.4 -6.6 -53.7 0 0 05 24 25 05 26 25 =1514+197 08 46 28 5.2 69.7 -6.5 -53.8 120 31 05 24 26 05 27 10 J1532+2344 08 47 13 4.9 64.2 -6.8 -52.9 33 31 05 27 10 05 30 10 =1530+239 08 50 14 5.5 64.6 -6.7 -53.2 180 77 05 27 11 05 30 36 ARP220 08 50 39 5.0 64.6 -6.8 -53.0 17 77 05 30 36 05 40 36 --- 09 00 41 6.9 66.0 -6.6 -53.9 600 232 05 30 37 05 41 01 J1532+2344 09 01 07 7.5 66.1 -6.5 -54.1 17 232 05 41 01 05 44 01 =1530+239 09 04 07 8.0 66.5 -6.5 -54.4 180 278 05 41 02 05 44 27 ARP220 09 04 33 7.6 66.5 -6.5 -54.2 17 278 05 44 27 05 54 27 --- 09 14 34 9.4 67.8 -6.4 -55.0 600 433 05 44 28 05 54 53 J1532+2344 09 15 00 10.1 68.0 -6.3 -55.2 17 433 05 54 53 05 57 53 =1530+239 09 18 01 10.6 68.4 -6.3 -55.4 180 479 05 54 54 05 58 18 ARP220 09 18 26 10.2 68.3 -6.3 -55.3 17 479 05 58 18 06 08 18 --- 09 28 28 12.1 69.7 -6.1 -56.0 600 634 05 58 19 06 08 44 J1532+2344 09 28 53 12.7 69.8 -6.1 -56.3 17 634 06 08 44 06 11 44 =1530+239 09 31 54 13.3 70.2 -6.0 -56.5 180 680 06 08 45 06 12 09 ARP220 09 32 19 12.8 70.2 -6.1 -56.3 16 680 06 12 09 06 22 09 --- 09 42 21 14.7 71.5 -5.9 -57.0 600 835 06 12 10 06 22 35 J1532+2344 09 42 47 15.4 71.6 -5.8 -57.2 17 835 06 22 35 06 25 35 =1530+239 09 45 47 15.9 72.0 -5.8 -57.4 180 881 06 22 36 06 26 00 ARP220 09 46 13 15.5 72.0 -5.8 -57.2 16 881 06 26 00 06 36 00 --- 09 56 14 17.4 73.3 -5.7 -57.9 600 1036 06 26 01 06 36 00 J1516+1932 09 56 14 18.8 79.1 -5.4 -57.7 -12 1036 06 36 12 06 37 00 =1514+197 09 57 15 19.0 79.3 -5.3 -57.7 48 1048 06 36 01 06 37 21 J1516+1932 09 57 36 19.1 79.3 -5.3 -57.7 15 1048 06 37 14 06 38 21 =1514+197 09 58 36 19.3 79.5 -5.3 -57.8 60 1066 06 37 15 06 39 12 J1532+2344 09 59 27 18.6 73.7 -5.6 -58.3 39 1066 06 39 12 06 42 12 =1530+239 10 02 28 19.2 74.1 -5.5 -58.4 180 1112 06 39 13 Schedule for VLBA_LA (Code La ) Page 3 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 06 42 38 ARP220 10 02 53 18.7 74.1 -5.5 -58.3 16 1112 06 42 38 06 52 38 --- 10 12 55 20.7 75.4 -5.4 -58.8 600 1267 06 42 39 06 53 04 J1532+2344 10 13 21 21.3 75.5 -5.3 -59.1 17 1267 06 53 04 06 56 04 =1530+239 10 16 21 21.9 75.9 -5.3 -59.2 180 1313 06 53 05 06 56 29 ARP220 10 16 47 21.4 75.9 -5.3 -59.0 16 1313 06 56 29 07 06 29 --- 10 26 48 23.4 77.1 -5.1 -59.6 600 1468 06 56 30 07 06 55 J1532+2344 10 27 14 24.0 77.3 -5.1 -59.8 17 1468 07 06 55 07 07 55 =1530+239 10 28 14 24.2 77.4 -5.1 -59.8 60 1483 07 06 56 07 08 15 J1532+2344 10 28 34 24.3 77.4 -5.1 -59.8 14 1483 07 08 15 07 10 15 =1530+239 10 30 35 24.7 77.7 -5.0 -59.9 120 1514 07 08 16 07 10 40 ARP220 10 31 00 24.2 77.7 -5.1 -59.8 16 1514 07 10 40 07 20 40 --- 10 41 02 26.2 78.9 -4.9 -60.2 600 1668 07 10 41 07 21 06 J1532+2344 10 41 27 26.9 79.1 -4.9 -60.4 17 1668 07 21 06 07 24 06 =1530+239 10 44 28 27.5 79.4 -4.8 -60.6 180 1715 07 21 07 07 24 31 ARP220 10 44 53 27.0 79.4 -4.8 -60.4 16 1715 07 24 31 07 34 31 --- 10 54 55 29.0 80.7 -4.7 -60.8 600 1869 07 24 32 07 35 25 J1516+1932 10 55 50 30.8 87.2 -4.4 -59.3 42 1869 07 35 25 07 36 25 =1514+197 10 56 50 31.0 87.4 -4.3 -59.3 60 1885 07 35 26 07 36 45 J1516+1932 10 57 10 31.1 87.4 -4.3 -59.3 14 1885 07 36 45 07 37 45 =1514+197 10 58 10 31.3 87.5 -4.3 -59.3 60 1900 07 36 46 07 38 38 J1532+2344 10 59 03 30.4 81.3 -4.6 -61.1 40 1900 07 38 38 07 41 38 =1530+239 11 02 03 31.0 81.7 -4.5 -61.2 180 1947 07 38 39 07 41 59 ARP220 11 02 24 30.5 81.7 -4.6 -61.0 12 1947 07 41 59 07 51 59 --- 11 12 26 32.5 83.0 -4.4 -61.4 600 2101 07 42 00 07 52 20 J1532+2344 11 12 47 33.1 83.1 -4.3 -61.6 13 2101 07 52 20 07 55 20 =1530+239 11 15 48 33.7 83.5 -4.3 -61.7 180 2148 07 52 21 07 55 41 ARP220 11 16 09 33.3 83.5 -4.3 -61.5 12 2148 07 55 41 08 05 41 --- 11 26 10 35.3 84.8 -4.2 -61.7 600 2302 07 55 42 08 06 02 J1532+2344 11 26 32 35.9 84.9 -4.1 -61.9 12 2302 08 06 02 08 07 02 =1530+239 11 27 32 36.1 85.0 -4.1 -61.9 60 2318 08 06 03 Schedule for VLBA_LA (Code La ) Page 4 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 08 07 12 J1532+2344 11 27 42 36.1 85.0 -4.1 -62.0 4 2318 08 07 12 08 09 12 =1530+239 11 29 42 36.5 85.3 -4.1 -62.0 120 2349 08 07 13 08 09 33 ARP220 11 30 03 36.1 85.3 -4.1 -61.8 12 2349 08 09 33 08 19 33 --- 11 40 04 38.1 86.7 -3.9 -62.0 600 2503 08 09 34 08 19 54 J1532+2344 11 40 25 38.7 86.7 -3.9 -62.2 12 2503 08 19 54 08 22 54 =1530+239 11 43 26 39.3 87.2 -3.8 -62.2 180 2550 08 19 55 08 23 14 ARP220 11 43 46 38.8 87.2 -3.9 -62.0 11 2550 08 23 14 08 33 14 --- 11 53 48 40.9 88.6 -3.7 -62.1 600 2704 08 23 15 08 34 10 J1516+1932 11 54 43 42.8 96.1 -3.4 -58.8 42 2704 08 34 10 08 35 10 =1514+197 11 55 44 43.0 96.3 -3.4 -58.8 60 2720 08 34 11 08 35 20 J1516+1932 11 55 54 43.0 96.3 -3.4 -58.8 4 2720 08 35 20 08 36 20 =1514+197 11 56 54 43.2 96.5 -3.3 -58.8 60 2735 08 35 21 08 37 12 J1532+2344 11 57 47 42.2 89.2 -3.6 -62.3 39 2735 08 37 12 08 40 12 =1530+239 12 00 47 42.8 89.6 -3.5 -62.4 180 2781 08 37 13 08 40 33 ARP220 12 01 07 42.4 89.6 -3.6 -62.2 11 2781 08 40 33 08 50 33 --- 12 11 09 44.4 91.1 -3.4 -62.1 600 2936 08 40 34 08 50 53 J1532+2344 12 11 30 45.0 91.2 -3.4 -62.3 12 2936 08 50 53 08 53 53 =1530+239 12 14 30 45.6 91.6 -3.3 -62.3 180 2982 08 50 54 08 54 13 ARP220 12 14 50 45.1 91.7 -3.3 -62.1 11 2982 08 54 13 09 04 13 --- 12 24 52 47.2 93.2 -3.2 -62.0 600 3137 08 54 14 09 04 34 J1532+2344 12 25 12 47.8 93.3 -3.1 -62.2 11 3137 09 04 34 09 05 34 =1530+239 12 26 12 48.0 93.5 -3.1 -62.2 60 3152 09 04 35 09 05 45 J1532+2344 12 26 24 48.0 93.5 -3.1 -62.2 6 3152 09 05 45 09 07 45 =1530+239 12 28 25 48.4 93.8 -3.1 -62.1 120 3183 09 05 46 09 08 05 ARP220 12 28 44 48.0 93.8 -3.1 -61.9 11 3183 09 08 05 09 18 05 --- 12 38 46 50.0 95.5 -2.9 -61.7 600 3338 09 08 06 09 18 25 J1532+2344 12 39 06 50.6 95.6 -2.9 -61.8 11 3338 09 18 25 09 21 25 =1530+239 12 42 07 51.2 96.1 -2.9 -61.7 180 3384 09 18 26 09 21 45 ARP220 12 42 27 50.7 96.1 -2.9 -61.6 11 3384 09 21 45 09 31 45 --- 12 52 28 52.8 97.9 -2.7 -61.2 600 3539 09 21 46 Schedule for VLBA_LA (Code La ) Page 5 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 09 32 41 J1516+1932 12 53 24 54.4 107.5 -2.4 -55.2 41 3539 09 32 41 09 33 41 =1514+197 12 54 24 54.6 107.7 -2.4 -55.1 60 3554 09 32 42 09 33 51 J1516+1932 12 54 34 54.6 107.8 -2.4 -55.0 4 3554 09 33 51 09 34 51 =1514+197 12 55 34 54.8 108.0 -2.4 -54.9 60 3570 09 33 52 09 35 43 J1532+2344 12 56 27 54.1 98.7 -2.6 -61.1 38 3570 09 35 43 09 36 43 =1530+239 12 57 27 54.3 98.9 -2.6 -61.1 60 3585 09 35 44 09 37 03 ARP220 12 57 47 53.8 98.9 -2.6 -60.9 11 3585 09 37 03 09 47 03 --- 13 07 49 55.8 100.8 -2.5 -60.3 600 3740 09 37 04 09 47 23 J1532+2344 13 08 09 56.4 101.0 -2.4 -60.4 11 3740 09 47 23 09 50 23 =1530+239 13 11 09 57.0 101.6 -2.4 -60.2 180 3786 09 47 24 09 50 43 ARP220 13 11 29 56.6 101.6 -2.4 -60.0 11 3786 09 50 43 10 00 43 --- 13 21 31 58.5 103.8 -2.2 -59.2 600 3941 09 50 44 10 01 03 J1532+2344 13 21 51 59.1 104.0 -2.2 -59.3 11 3941 10 01 03 10 02 03 =1530+239 13 22 51 59.3 104.2 -2.2 -59.2 60 3956 10 01 04 10 02 21 J1532+2344 13 23 09 59.4 104.3 -2.2 -59.2 12 3956 10 02 21 10 04 21 =1530+239 13 25 10 59.8 104.7 -2.1 -59.0 120 3987 10 02 22 10 04 41 ARP220 13 25 29 59.3 104.7 -2.2 -58.8 10 3987 10 04 41 10 14 41 --- 13 35 31 61.3 107.1 -2.0 -57.7 600 4142 10 04 42 10 15 01 J1532+2344 13 35 51 61.9 107.4 -2.0 -57.7 11 4142 10 15 01 10 18 01 =1530+239 13 38 51 62.5 108.1 -1.9 -57.3 180 4188 10 15 02 10 18 20 ARP220 13 39 11 62.0 108.1 -1.9 -57.2 10 4188 10 18 20 10 28 20 --- 13 49 12 63.9 110.9 -1.8 -55.7 600 4343 10 18 21 10 29 16 J1516+1932 13 50 08 64.8 124.4 -1.5 -45.2 38 4343 10 29 16 10 30 16 =1514+197 13 51 08 64.9 124.8 -1.4 -45.0 60 4358 10 29 17 10 30 22 J1516+1932 13 51 14 65.0 124.9 -1.4 -44.9 0 4358 10 30 22 10 31 22 =1514+197 13 52 14 65.1 125.3 -1.4 -44.6 60 4374 10 30 17 10 32 14 J1532+2344 13 53 07 65.2 112.3 -1.7 -55.1 35 4374 10 32 14 10 35 14 =1530+239 13 56 08 65.7 113.2 -1.6 -54.5 180 4420 10 32 15 10 35 33 ARP220 13 56 27 65.3 113.1 -1.7 -54.4 10 4420 10 35 33 10 45 33 --- 14 06 29 67.1 116.5 -1.5 -52.3 600 4575 10 35 34 Schedule for VLBA_LA (Code La ) Page 6 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 10 45 53 J1532+2344 14 06 49 67.7 116.9 -1.4 -52.2 11 4575 10 45 53 10 48 53 =1530+239 14 09 49 68.2 118.1 -1.4 -51.4 180 4621 10 45 54 10 49 12 ARP220 14 10 08 67.8 117.8 -1.4 -51.5 10 4621 10 49 12 10 59 12 --- 14 20 10 69.5 121.9 -1.3 -48.7 600 4776 10 49 13 11 01 06 J1532+2344 14 22 03 70.4 123.2 -1.2 -47.8 104 4776 11 01 06 11 02 06 =1530+239 14 23 04 70.6 123.7 -1.2 -47.5 60 4791 11 01 07 11 02 15 J1532+2344 14 23 13 70.6 123.7 -1.2 -47.5 3 4791 11 02 12 11 04 15 =1530+239 14 25 13 70.9 124.7 -1.1 -46.8 120 4823 11 02 07 11 04 30 ARP220 14 25 28 70.4 124.3 -1.2 -47.0 6 4823 11 04 30 11 14 30 --- 14 35 30 72.1 129.3 -1.0 -43.2 600 4977 11 04 31 11 14 45 J1532+2344 14 35 45 72.6 130.2 -1.0 -42.6 7 4977 11 14 45 11 17 45 =1530+239 14 38 46 73.1 131.9 -0.9 -41.3 180 5024 11 14 46 11 18 00 ARP220 14 39 01 72.6 131.3 -0.9 -41.6 6 5024 11 18 00 11 28 00 --- 14 49 03 74.1 137.5 -0.8 -36.7 600 5178 11 18 01 11 28 33 3C318 14 49 35 73.0 154.1 -0.5 -22.2 13 5178 11 28 33 11 29 33 --- 14 50 35 73.1 154.9 -0.5 -21.5 60 5194 11 28 34 11 29 44 J1516+1932 14 50 47 72.7 158.2 -0.4 -18.6 1 5194 11 29 44 11 30 44 =1514+197 14 51 47 72.7 159.0 -0.4 -18.0 60 5209 11 29 45 11 30 50 J1516+1932 14 51 53 72.7 159.1 -0.4 -17.9 0 5209 11 30 50 11 31 50 =1514+197 14 52 53 72.8 159.8 -0.4 -17.3 60 5225 11 30 45 11 32 43 J1532+2344 14 53 46 75.2 141.9 -0.7 -33.1 31 5225 11 32 43 11 35 43 =1530+239 14 56 46 75.5 144.2 -0.6 -31.2 180 5271 11 32 44 11 35 58 ARP220 14 57 01 75.1 143.2 -0.6 -32.0 6 5271 11 35 58 11 45 58 --- 15 07 03 76.2 151.4 -0.5 -25.1 600 5426 11 35 59 11 46 13 J1532+2344 15 07 19 76.6 153.1 -0.4 -23.6 7 5426 11 46 13 11 49 13 =1530+239 15 10 19 76.9 155.9 -0.4 -21.2 180 5472 11 46 14 11 49 28 ARP220 15 10 34 76.5 154.5 -0.4 -22.4 6 5472 11 49 28 11 59 28 --- 15 20 36 77.2 164.1 -0.3 -14.0 600 5627 11 49 29 11 59 44 J1532+2344 15 20 51 77.6 166.4 -0.2 -12.0 6 5627 11 59 44 12 00 44 =1530+239 15 21 51 77.6 167.4 -0.2 -11.1 60 5642 11 59 45 Schedule for VLBA_LA (Code La ) Page 7 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 12 01 34 J1532+2344 15 22 41 77.7 168.3 -0.2 -10.3 43 5642 12 01 34 12 03 34 =1530+239 15 24 42 77.8 170.4 -0.1 -8.5 120 5673 12 01 35 12 03 49 ARP220 15 24 57 77.5 168.6 -0.2 -10.1 6 5673 12 03 49 12 13 49 --- 15 34 58 77.7 179.2 -0.0 -0.7 600 5828 12 03 50 12 14 04 J1532+2344 15 35 14 77.9 181.9 0.0 1.7 6 5828 12 14 04 12 17 04 =1530+239 15 38 14 77.9 185.2 0.1 4.6 180 5874 12 14 05 12 17 19 ARP220 15 38 29 77.7 183.0 0.0 2.7 5 5874 12 17 19 12 27 19 --- 15 48 31 77.4 193.6 0.2 12.0 600 6028 12 17 20 12 27 44 J1516+1932 15 48 56 72.3 204.9 0.5 21.3 7 6028 12 27 44 12 28 44 =1514+197 15 49 57 72.2 205.6 0.5 21.9 60 6044 12 27 45 12 28 52 J1516+1932 15 50 05 72.2 205.7 0.5 21.9 2 6044 12 28 51 12 29 52 =1514+197 15 51 05 72.1 206.5 0.6 22.5 60 6060 12 28 45 12 30 14 J1532+2344 15 51 27 77.3 199.0 0.3 16.8 3 6060 12 30 14 12 33 14 =1530+239 15 54 27 77.1 201.9 0.3 19.3 180 6106 12 30 15 12 33 24 ARP220 15 54 38 77.0 199.7 0.3 17.3 1 6106 12 33 24 12 43 24 --- 16 04 39 76.2 208.9 0.5 25.3 600 6261 12 33 25 12 43 35 J1532+2344 16 04 50 76.1 211.4 0.5 27.5 1 6261 12 43 35 12 46 35 =1530+239 16 07 50 75.8 213.9 0.6 29.6 180 6307 12 43 36 12 46 45 ARP220 16 08 01 75.8 211.8 0.5 27.7 1 6307 12 46 45 12 56 45 --- 16 18 02 74.6 219.5 0.7 34.2 600 6462 12 46 46 12 56 56 J1532+2344 16 18 13 74.5 221.7 0.7 36.1 1 6462 12 56 56 12 57 56 =1530+239 16 19 13 74.4 222.4 0.8 36.6 60 6477 12 56 57 12 58 25 J1532+2344 16 19 42 74.3 222.7 0.8 36.9 23 6477 12 58 25 13 00 25 =1530+239 16 21 43 74.0 224.0 0.8 38.0 120 6508 12 58 26 13 00 35 ARP220 16 21 53 74.1 222.2 0.8 36.4 1 6508 13 00 35 13 10 35 --- 16 31 54 72.7 228.4 0.9 41.4 600 6663 13 00 36 13 10 45 J1532+2344 16 32 04 72.5 230.3 1.0 43.0 1 6663 13 10 44 13 13 45 =1530+239 16 35 05 72.0 231.9 1.0 44.2 180 6709 13 10 36 13 13 55 ARP220 16 35 14 72.2 230.3 1.0 42.9 1 6709 13 13 54 13 23 55 --- 16 45 16 70.5 235.4 1.2 46.7 600 6864 13 13 46 Schedule for VLBA_LA (Code La ) Page 8 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 13 24 16 J1516+1932 16 45 37 64.7 235.7 1.5 45.3 1 6864 13 24 16 13 25 16 =1514+197 16 46 37 64.6 236.1 1.5 45.6 60 6880 13 24 17 13 25 24 J1516+1932 16 46 46 64.5 236.1 1.5 45.6 3 6880 13 25 22 13 26 24 =1514+197 16 47 46 64.4 236.5 1.5 45.9 60 6896 13 25 17 13 26 47 J1532+2344 16 48 09 69.8 238.2 1.2 48.9 3 6896 13 26 47 13 29 47 =1530+239 16 51 09 69.3 239.5 1.3 49.8 180 6942 13 26 48 13 29 56 ARP220 16 51 19 69.5 238.2 1.3 48.7 1 6942 13 29 56 13 39 56 --- 17 01 20 67.8 242.2 1.4 51.5 600 7097 13 29 48 13 40 06 J1532+2344 17 01 30 67.5 243.6 1.5 52.5 1 7097 13 40 05 13 43 06 =1530+239 17 04 30 66.9 244.6 1.5 53.2 180 7144 13 39 57 13 43 15 ARP220 17 04 39 67.2 243.4 1.5 52.3 1 7144 13 43 14 13 53 15 --- 17 14 41 65.3 246.8 1.6 54.4 600 7299 13 43 07 13 53 24 J1532+2344 17 14 50 65.0 248.0 1.7 55.2 1 7299 13 53 23 13 54 24 =1530+239 17 15 50 64.8 248.3 1.7 55.4 60 7314 13 53 16 13 54 54 J1532+2344 17 16 21 64.7 248.5 1.7 55.5 24 7314 13 54 54 13 56 54 =1530+239 17 18 21 64.3 249.1 1.7 55.8 120 7345 13 54 55 13 57 03 ARP220 17 18 30 64.6 248.0 1.7 55.1 1 7345 13 57 03 14 07 03 --- 17 28 32 62.7 250.9 1.9 56.7 600 7500 13 56 55 14 07 12 J1532+2344 17 28 41 62.4 252.0 1.9 57.4 1 7500 14 07 12 14 10 12 =1530+239 17 31 41 61.8 252.8 2.0 57.8 180 7547 14 07 04 14 10 21 ARP220 17 31 50 62.1 251.8 1.9 57.2 1 7547 14 10 20 14 20 21 --- 17 41 52 60.1 254.4 2.1 58.4 600 7702 14 10 13 14 20 30 J1532+2344 17 42 00 59.8 255.3 2.1 59.0 0 7702 14 20 29 14 21 30 =1530+239 17 43 01 59.6 255.5 2.2 59.1 60 7717 14 20 22 14 22 00 J1532+2344 17 43 31 59.5 255.7 2.2 59.1 24 7717 14 22 00 14 24 00 =1530+239 17 45 31 59.1 256.1 2.2 59.3 120 7748 14 22 01 14 24 09 ARP220 17 45 40 59.4 255.3 2.2 58.8 0 7748 14 24 08 14 34 09 --- 17 55 41 57.4 257.5 2.3 59.7 600 7903 14 24 01 14 34 17 J1532+2344 17 55 50 57.0 258.4 2.4 60.2 1 7903 14 34 17 14 37 17 =1530+239 17 58 51 56.4 259.0 2.4 60.4 180 7949 14 34 10 Schedule for VLBA_LA (Code La ) Page 9 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 14 37 26 ARP220 17 59 00 56.7 258.2 2.4 60.0 1 7949 14 37 26 14 47 26 --- 18 09 01 54.7 260.2 2.6 60.6 600 8104 14 37 18 14 47 51 J1516+1932 18 09 26 49.0 258.3 2.9 57.4 5 8104 14 47 51 14 48 51 =1514+197 18 10 26 48.8 258.5 2.9 57.5 60 8119 14 47 52 14 48 57 J1516+1932 18 10 32 48.8 258.5 2.9 57.5 0 8119 14 48 57 14 49 57 =1514+197 18 11 32 48.6 258.7 2.9 57.5 60 8135 14 48 52 14 50 24 J1532+2344 18 11 59 53.8 261.6 2.6 61.2 8 8135 14 50 24 14 53 24 =1530+239 18 15 00 53.2 262.1 2.7 61.3 180 8181 14 50 25 14 53 33 ARP220 18 15 09 53.5 261.4 2.7 61.0 1 8181 14 53 32 15 03 33 --- 18 25 11 51.5 263.2 2.8 61.4 600 8336 14 53 25 15 03 44 J1532+2344 18 25 22 51.1 264.0 2.9 61.8 2 8336 15 03 44 15 06 44 =1530+239 18 28 22 50.5 264.5 2.9 61.9 180 8383 15 03 45 15 06 55 ARP220 18 28 33 50.8 263.8 2.9 61.5 2 8383 15 06 55 15 16 55 --- 18 38 35 48.8 265.5 3.0 61.8 600 8537 15 06 56 15 17 07 J1532+2344 18 38 47 48.4 266.2 3.1 62.1 4 8537 15 17 07 15 20 07 =1530+239 18 41 48 47.8 266.7 3.1 62.2 180 8583 15 17 08 15 20 20 ARP220 18 42 00 48.1 266.1 3.1 61.9 4 8583 15 20 20 15 30 10 --- 18 51 52 46.1 267.6 3.3 62.1 590 8735 15 20 21 15 30 23 J1532+2344 18 52 05 45.7 268.3 3.3 62.3 5 8735 15 30 23 15 31 23 =1530+239 18 53 05 45.5 268.4 3.3 62.3 60 8751 15 30 24 15 31 48 J1532+2344 18 53 31 45.4 268.5 3.3 62.3 19 8751 15 31 48 15 33 48 =1530+239 18 55 31 45.0 268.8 3.4 62.3 120 8782 15 31 49 15 34 00 ARP220 18 55 43 45.3 268.2 3.3 62.1 4 8782 15 34 00 15 44 00 --- 19 05 45 43.3 269.7 3.5 62.2 600 8936 15 34 01 15 44 10 J1532+2344 19 05 54 42.9 270.3 3.5 62.4 1 8936 15 44 09 15 47 10 =1530+239 19 08 55 42.3 270.8 3.6 62.4 180 8983 15 44 01 15 47 19 ARP220 19 09 04 42.6 270.2 3.6 62.2 1 8983 15 47 18 15 57 19 --- 19 19 06 40.6 271.6 3.7 62.1 600 9138 15 47 11 15 57 28 J1532+2344 19 19 15 40.2 272.2 3.8 62.3 1 9138 15 57 27 15 58 28 =1530+239 19 20 15 40.0 272.4 3.8 62.3 60 9154 15 57 20 Schedule for VLBA_LA (Code La ) Page 10 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 15 58 57 J1532+2344 19 20 44 39.9 272.4 3.8 62.3 23 9154 15 58 57 16 00 57 =1530+239 19 22 45 39.5 272.7 3.8 62.2 120 9185 15 58 58 16 01 06 ARP220 19 22 54 39.8 272.2 3.8 62.1 1 9185 16 01 06 16 11 06 --- 19 32 55 37.8 273.6 4.0 62.0 600 9339 16 00 58 16 11 15 J1532+2344 19 33 04 37.4 274.1 4.0 62.1 1 9339 16 11 15 16 14 15 =1530+239 19 36 05 36.8 274.5 4.0 62.0 180 9386 16 11 07 16 14 24 ARP220 19 36 14 37.1 274.0 4.0 61.9 1 9386 16 14 24 16 24 24 --- 19 46 15 35.1 275.3 4.2 61.7 600 9541 16 14 16 16 24 44 J1516+1932 19 46 35 29.4 273.8 4.5 59.2 1 9541 16 24 44 16 25 44 =1514+197 19 47 35 29.2 273.9 4.5 59.2 60 9556 16 24 45 16 25 53 J1516+1932 19 47 45 29.2 273.9 4.5 59.2 3 9556 16 25 50 16 26 53 =1514+197 19 48 45 29.0 274.1 4.5 59.1 60 9573 16 25 45 16 27 15 J1532+2344 19 49 06 34.2 276.3 4.3 61.7 3 9573 16 27 15 16 30 15 =1530+239 19 52 07 33.6 276.7 4.3 61.6 180 9619 16 27 16 16 30 24 ARP220 19 52 16 33.9 276.1 4.3 61.6 1 9619 16 30 23 16 40 24 --- 20 02 17 31.8 277.5 4.4 61.3 600 9774 16 30 16 16 40 33 J1532+2344 20 02 26 31.5 278.0 4.5 61.3 1 9774 16 40 32 16 43 33 =1530+239 20 05 27 30.9 278.4 4.5 61.2 180 9820 16 40 25 16 43 42 ARP220 20 05 36 31.2 277.9 4.5 61.2 1 9820 16 43 41 16 53 42 --- 20 15 38 29.2 279.2 4.7 60.8 600 9975 16 43 34 16 53 51 J1532+2344 20 15 46 28.8 279.7 4.7 60.8 1 9975 16 53 50 16 54 51 =1530+239 20 16 47 28.6 279.8 4.7 60.8 60 9991 16 53 43 16 55 20 J1532+2344 20 17 16 28.5 279.9 4.7 60.8 23 9991 16 55 20 16 57 20 =1530+239 20 19 17 28.1 280.1 4.8 60.7 120 10022 16 55 21 16 57 29 ARP220 20 19 26 28.4 279.7 4.7 60.7 1 10022 16 57 29 17 07 29 --- 20 29 27 26.4 280.9 4.9 60.3 600 10177 16 57 21 17 07 38 J1532+2344 20 29 36 26.1 281.5 4.9 60.3 1 10177 17 07 38 17 10 38 =1530+239 20 32 37 25.5 281.8 5.0 60.1 180 10223 17 07 30 17 10 58 J1516+1932 20 32 56 20.1 280.0 5.3 57.9 1 10223 17 10 58 17 11 58 =1514+197 20 33 56 19.9 280.2 5.3 57.9 60 10239 17 10 59 Schedule for VLBA_LA (Code La ) Page 11 18cm global VLBI observations of Arp220 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 ---------------------------------------------------------------------------------------- --- Sun 26 Feb 2017 Day 57 --- 17 12 06 J1516+1932 20 34 05 19.9 280.2 5.3 57.9 2 10239 17 12 04 17 13 06 =1514+197 20 35 05 19.7 280.3 5.3 57.8 60 10255 17 11 59 17 13 28 J1532+2344 20 35 27 24.9 282.2 5.0 60.0 3 10255 17 13 28 17 16 28 =1530+239 20 38 28 24.3 282.6 5.1 59.8 180 10301 17 13 29 17 16 37 ARP220 20 38 36 24.6 282.1 5.0 59.8 1 10301 17 16 36 17 23 07 --- 20 45 08 23.3 282.9 5.2 59.5 390 10402 17 16 29 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. ======== Setup file: sess117.L2048glob Matching groups in /home/guest/rmc/SCHED/sched11.4/catalogs/freq_RDBE.dat: v20cm_2 FD filtered above 1760. SC filtered above 1740. ****** Only 511.50 of 512.00 MHz total bandwidth is within the IFs in the setup file before any FREQ or DOPPLER shifts. Setup group: 4 Station: VLBA_LA Total bit rate: 2048 Format: VDIF Bits per sample: 2 Sample rate:128.000 Number of channels: 8 DBE type: RDBE_DDC Speedup factor: 1.00 Disk used to record data. 1st LO= 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 Net SB= U U U U U U U U IF SB = L L L L L L L L Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= L L L L L L L L IF = A C A C A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 14.6 2.4 14.6 The following frequency sets based on these setups were used. See the crd files for VLBA legacy system setups and pcal detection details. Frequency Set: 12 Setup file default. Used with PCAL = off LO sum= 1504.25 1504.25 1568.25 1568.25 1632.25 1632.25 1696.25 1696.25 BBC fr= 895.75 895.75 831.75 831.75 767.75 767.75 703.75 703.75 Bandwd= 64.00 64.00 64.00 64.00 64.00 64.00 64.00 64.00 VLBA legacy crd files using 4 channels based on RDBE channels: 3 4 5 6 CRD fr= 807.75 807.75 743.75 743.75 CRD bw= 16.00 16.00 16.00 16.00 Matching frequency sets: 12 13 14 15 16 17 19 20 21 22 Track assignments are: track1= 1, 2, 3, 4, 5, 6, 7, 8 barrel=roll_off POSITIONS OF SOURCES USED IN RECORDING SCANS Source Source position (RA/Dec) Error (B1950) (J2000) (Date) (mas) * 3C318 15 17 50.628003 * 15 20 05.489700 15 20 51.619460 0.00 20 26 53.10030 * 20 16 05.61100 20 12 19.37298 0.00 From catalog imbedded in main SCHED input file. Pos. from https://science.nrao.edu/facilities/vla/observing/callist#R15 * ARP220 15 32 46.905485 * 15 34 57.250000 15 35 41.749984 0.00 23 40 07.75728 * 23 30 11.33000 23 26 41.88094 0.00 From catalog imbedded in main SCHED input file. Pos. from Batejat. et al 2011 * 3C286 13 28 49.657758 * 13 31 08.288051 13 31 56.137992 0.18 J1331+3030 30 45 58.64059 * 30 30 32.95924 30 25 07.99101 0.17 1328+307 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc J1331+30 GSFC 2015a astro solution, unpublished 225 observations. 1514+197 15 14 40.985840 * 15 16 56.796162 15 17 43.268587 0.01 * J1516+1932 19 43 10.94252 * 19 32 12.99209 19 28 23.33097 0.02 J1516+19 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 2699 observations. 1530+239 15 30 36.092767 * 15 32 46.345222 15 33 30.823776 0.10 * J1532+2344 23 54 09.32921 * 23 44 05.26804 23 40 33.11927 0.17 /home/guest/rmc/SCHED/sched11.4/catalogs/sources.gsfc GSFC 2015a astro solution, unpublished 90 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. 'Core' scans are those for which PREEMPT is not 'EXTRA'. The 'DOSCANS' columns are for scans in the range selected by DOSCANS Those are the scans sent to the Vex and other files Source Setup file Frequency sets Core scans (Hours) DOSCANS (duplicates not shown) Scan Baseline Scan Baseline 3C318 sess117.L2048glob 12 18 0.350 0.917 0.433 0.917 ARP220 sess117.L2048glob 1 2 3 4 5 6 7 8 11 12 18 23 8.331 866.845 9.606 914.411 3C286 sess117.L2048glob 18 0.083 0.000 0.083 0.000 J1516+1932 sess117.L2048glob 1 2 3 4 5 6 7 8 11 12 18 23 0.367 34.836 0.433 36.969 J1532+2344 sess117.L2048glob 1 2 3 4 5 6 7 8 11 12 18 23 2.467 256.869 2.917 272.768 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) 3C318 111.1 ARP220 107.8 3C286 134.1 J1516+1932 111.9 J1532+2344 108.3 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