COVER INFORMATION Station: VLBA_OV (Code Ov ) Experiment: BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs Exp. Code: bn021ea Schedule Version: 1.00 Processed by SCHED version: Release of 02 July 2002 PI: Neil Nagar Address: Arcetri Observatory Largo E. Fermi 5 Firenze 50125 Italy Phone: +39 55 2752277 EMAIL: neil@arcetri.astro.it Fax: Phone during observation: +39 55 2752277 Observing mode: continuum Notes: Target coordinates from previous VLBA observations Fringe finders: J0927+3902; also try J1159+2914 Phase-referencing used for all sources This subscript for NGC4203 (mainly) and NGC4278. Run up to 6 tim Schedule for VLBA_OV (Code Ov ) Page 2 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- Next scan frequencies: 4971.49 4979.49 4987.49 4995.49 Next BBC frequencies: 871.49 879.49 887.49 895.49 Next scan bandwidths: 8.00 8.00 8.00 8.00 10 26 44 J1159+2914 10 19 22 67.6 103.6 -1.7 -62.5 0 1 1 0 10 26 44 10 28 43 =1156+295 10 21 22 68.0 104.1 -1.6 -62.2 120 F 1 798 10 28 43 J1217+3007 10 21 22 64.8 97.8 -1.9 -65.7 -12 1 1 798 10 28 43 10 29 43 =1215+303 10 22 22 65.0 98.0 -1.9 -65.7 47 F 1 1197 10 29 43 NGC4203 10 22 22 66.7 91.5 -1.9 -72.0 -10 1 1 1197 10 29 43 10 31 43 --- 10 24 22 67.1 91.9 -1.8 -71.9 109 F 1 1995 10 31 43 J1159+2914 10 24 22 68.6 105.0 -1.6 -61.8 -15 1 1 1995 10 31 43 10 32 43 =1156+295 10 25 22 68.8 105.3 -1.6 -61.7 45 F 1 2393 10 32 43 J1217+3007 10 25 22 65.6 98.7 -1.9 -65.5 -12 1 1 2393 10 32 43 10 33 43 =1215+303 10 26 22 65.8 98.9 -1.9 -65.4 47 F 1 2792 10 33 43 NGC4278 10 26 22 65.0 100.2 -1.9 -63.9 -8 1 1 2792 10 33 43 10 35 42 --- 10 28 22 65.4 100.7 -1.9 -63.8 112 F 1 3590 10 35 42 J1159+2914 10 28 22 69.4 106.1 -1.5 -61.2 -14 1 1 3590 10 35 42 10 36 42 =1156+295 10 29 22 69.6 106.4 -1.5 -61.1 46 F 1 3989 10 36 42 J1217+3007 10 29 22 66.4 99.6 -1.8 -65.2 -12 1 1 3989 10 36 42 10 37 42 =1215+303 10 30 22 66.6 99.8 -1.8 -65.1 48 F 1 4388 10 37 42 NGC4203 10 30 22 68.3 92.9 -1.7 -71.8 -11 1 1 4388 10 37 42 10 39 42 --- 10 32 22 68.7 93.2 -1.7 -71.8 109 F 1 5186 10 39 42 J1159+2914 10 32 22 70.1 107.4 -1.5 -60.6 -15 1 1 5186 10 39 42 10 40 42 =1156+295 10 33 22 70.3 107.7 -1.4 -60.4 44 F 1 5585 10 40 42 J1217+3007 10 33 22 67.2 100.5 -1.7 -64.8 -12 1 1 5585 10 40 42 10 41 41 =1215+303 10 34 22 67.4 100.7 -1.7 -64.7 48 F 1 5984 10 41 41 NGC4278 10 34 22 66.6 102.1 -1.8 -63.2 -8 1 1 5984 10 41 41 10 43 41 --- 10 36 22 67.0 102.6 -1.7 -63.0 112 F 1 6781 10 43 41 J1159+2914 10 36 22 70.9 108.7 -1.4 -59.8 -14 1 1 6781 10 43 41 10 44 41 =1156+295 10 37 22 71.1 109.0 -1.4 -59.6 46 F 1 7180 Schedule for VLBA_OV (Code Ov ) Page 3 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- 10 44 41 J1217+3007 10 37 22 68.0 101.5 -1.7 -64.4 -12 1 1 7180 10 44 41 10 45 41 =1215+303 10 38 22 68.2 101.7 -1.7 -64.3 48 F 1 7579 10 45 41 NGC4203 10 38 22 69.9 94.4 -1.6 -71.5 -11 1 1 7579 10 45 41 10 47 40 --- 10 40 22 70.3 94.7 -1.6 -71.4 109 F 1 8377 10 47 40 J1159+2914 10 40 22 71.6 110.0 -1.3 -59.0 -16 1 1 8377 10 47 40 10 48 40 =1156+295 10 41 22 71.8 110.4 -1.3 -58.8 44 F 1 8776 10 48 40 J1217+3007 10 41 22 68.7 102.5 -1.6 -64.0 -12 1 1 8776 10 48 40 10 49 40 =1215+303 10 42 22 68.9 102.7 -1.6 -63.8 48 F 1 9175 10 49 40 NGC4278 10 42 22 68.1 104.2 -1.6 -62.2 -8 1 1 9175 10 49 40 10 51 40 --- 10 44 22 68.5 104.7 -1.6 -62.0 112 F 1 9973 10 51 40 J1159+2914 10 44 22 72.4 111.5 -1.3 -58.1 -14 1 1 9973 10 51 40 10 52 40 =1156+295 10 45 22 72.6 111.9 -1.2 -57.8 46 F 1 10372 10 52 40 J1217+3007 10 45 22 69.5 103.5 -1.5 -63.5 -12 1 1 10372 10 52 40 10 53 39 =1215+303 10 46 22 69.7 103.8 -1.5 -63.3 48 F 1 10771 10 53 39 NGC4203 10 46 22 71.4 96.0 -1.5 -71.1 -11 1 1 10771 10 53 39 10 55 39 --- 10 48 22 71.8 96.4 -1.4 -71.0 108 F 1 11568 10 55 39 J1159+2914 10 48 22 73.1 113.1 -1.2 -57.1 -17 1 1 11568 10 55 39 10 56 39 =1156+295 10 49 22 73.3 113.5 -1.2 -56.8 43 F 1 11967 10 56 39 J1217+3007 10 49 22 70.3 104.7 -1.5 -62.9 -12 1 1 11967 10 56 39 10 57 39 =1215+303 10 50 22 70.5 105.0 -1.5 -62.8 48 F 1 12366 10 57 39 NGC4278 10 50 22 69.7 106.5 -1.5 -61.1 -8 1 1 12366 10 57 39 10 59 38 --- 10 52 22 70.0 107.1 -1.5 -60.7 112 F 1 13164 10 59 38 J1159+2914 10 52 22 73.8 114.8 -1.1 -55.9 -14 1 1 13164 10 59 38 11 00 38 =1156+295 10 53 22 74.0 115.2 -1.1 -55.6 46 F 1 13563 11 00 38 J1217+3007 10 53 22 71.1 105.9 -1.4 -62.3 -12 1 1 13563 11 00 38 11 01 38 =1215+303 10 54 22 71.2 106.2 -1.4 -62.1 48 F 1 13962 11 01 38 J1207+2754 10 54 22 72.0 115.9 -1.2 -54.1 -12 1 1 13962 11 01 38 11 02 38 =1204+281 10 55 22 72.2 116.4 -1.2 -53.8 47 F 1 14361 Schedule for VLBA_OV (Code Ov ) Page 4 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- 11 02 38 J1228+3128 10 55 22 70.0 99.8 -1.6 -66.9 -17 1 1 14361 11 02 38 11 03 38 =1225+317 10 56 22 70.2 100.1 -1.5 -66.8 43 F 1 14760 11 03 38 J1214+3309 10 56 22 73.6 98.6 -1.3 -70.1 -13 1 1 14760 11 03 38 11 04 38 =1211+334 10 57 22 73.8 98.9 -1.3 -70.0 47 F 1 15159 11 04 38 J1228+3706 10 57 22 71.8 83.5 -1.5 -82.6 -16 1 1 15159 11 04 38 11 05 37 =1226+373 10 58 22 72.0 83.6 -1.5 -82.6 44 F 1 15557 11 07 39 J0927+3902 11 00 24 71.6 -77.2 1.6 88.3 8 1 1 15557 11 07 39 11 10 39 =0923+392 11 03 24 71.1 -77.2 1.6 87.8 180 F 1 16754 11 10 39 J1159+2914 11 03 24 75.8 120.2 -0.9 -52.1 -138 1 2 16754 11 10 39 11 13 08 =1156+295 11 05 54 76.2 121.6 -0.9 -51.0 12 R 1 17449 11 13 08 J1217+3007 11 05 54 73.4 110.2 -1.2 -59.7 -14 1 2 17449 11 13 08 11 14 08 =1215+303 11 06 54 73.6 110.6 -1.2 -59.5 46 R 1 17050 11 14 08 NGC4203 11 06 54 75.5 101.1 -1.1 -69.0 -12 1 2 17050 11 14 08 11 16 08 --- 11 08 54 75.9 101.7 -1.1 -68.7 107 R 1 16252 11 16 08 J1159+2914 11 08 54 76.7 123.4 -0.8 -49.6 -20 1 2 16252 11 16 08 11 17 08 =1156+295 11 09 54 76.9 124.0 -0.8 -49.1 39 R 1 15853 11 17 08 J1217+3007 11 09 54 74.2 111.8 -1.1 -58.7 -14 1 2 15853 11 17 08 11 18 07 =1215+303 11 10 54 74.4 112.2 -1.1 -58.4 46 R 1 15454 11 18 07 NGC4203 11 10 54 76.3 102.4 -1.1 -68.3 -13 1 2 15454 11 18 07 11 20 07 --- 11 12 54 76.7 103.0 -1.0 -67.9 107 R 1 14656 11 20 07 J1159+2914 11 12 54 77.4 125.9 -0.8 -47.6 -21 1 2 14656 11 20 07 11 21 07 =1156+295 11 13 54 77.5 126.6 -0.8 -47.1 39 R 1 14257 11 21 07 J1217+3007 11 13 54 74.9 113.5 -1.1 -57.6 -15 1 2 14257 11 21 07 11 22 07 =1215+303 11 14 54 75.1 113.9 -1.1 -57.3 45 R 1 13858 11 22 07 NGC4203 11 14 54 77.0 103.7 -1.0 -67.5 -13 1 2 13858 11 22 07 11 24 06 --- 11 16 54 77.4 104.5 -1.0 -67.1 107 R 1 13061 11 24 06 J1159+2914 11 16 54 78.0 128.8 -0.7 -45.3 -22 1 2 13061 11 24 06 11 25 06 =1156+295 11 17 54 78.2 129.5 -0.7 -44.7 38 R 1 12662 Schedule for VLBA_OV (Code Ov ) Page 5 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- 11 25 06 J1217+3007 11 17 54 75.6 115.3 -1.0 -56.3 -15 1 2 12662 11 25 06 11 26 06 =1215+303 11 18 54 75.8 115.8 -1.0 -55.9 44 R 1 12263 11 26 06 NGC4203 11 18 54 77.8 105.2 -0.9 -66.6 -13 1 2 12263 11 26 06 11 28 06 --- 11 20 54 78.2 106.0 -0.9 -66.1 107 R 1 11465 11 28 06 J1159+2914 11 20 54 78.6 131.9 -0.6 -42.8 -23 1 2 11465 11 28 06 11 29 06 =1156+295 11 21 54 78.8 132.7 -0.6 -42.1 37 R 1 11066 11 29 06 J1217+3007 11 21 54 76.3 117.4 -0.9 -54.8 -16 1 2 11066 11 29 06 11 30 05 =1215+303 11 22 54 76.5 117.9 -0.9 -54.4 44 R 1 10667 11 30 05 NGC4203 11 22 54 78.6 106.9 -0.9 -65.5 -13 1 2 10667 11 30 05 11 32 05 --- 11 24 54 79.0 107.8 -0.8 -64.9 106 R 1 9869 11 32 05 J1159+2914 11 24 54 79.2 135.3 -0.6 -39.9 -24 1 2 9869 11 32 05 11 33 05 =1156+295 11 25 54 79.3 136.2 -0.6 -39.2 36 R 1 9470 11 33 05 J1217+3007 11 25 54 77.0 119.6 -0.9 -53.2 -17 1 2 9470 11 33 05 11 34 05 =1215+303 11 26 54 77.2 120.2 -0.9 -52.7 43 R 1 9072 11 34 05 NGC4203 11 26 54 79.3 108.7 -0.8 -64.3 -14 1 2 9072 11 34 05 11 36 04 --- 11 28 54 79.7 109.8 -0.8 -63.5 106 R 1 8274 11 36 04 J1159+2914 11 28 54 79.7 139.0 -0.5 -36.8 -26 1 2 8274 11 36 04 11 37 04 =1156+295 11 29 54 79.9 140.0 -0.5 -35.9 34 R 1 7875 11 37 04 J1217+3007 11 29 54 77.7 122.0 -0.8 -51.3 -18 1 2 7875 11 37 04 11 38 04 =1215+303 11 30 54 77.9 122.6 -0.8 -50.8 42 R 1 7476 11 38 04 NGC4203 11 30 54 80.1 110.8 -0.7 -62.8 -14 1 2 7476 11 38 04 11 40 04 --- 11 32 54 80.5 112.0 -0.7 -61.9 106 R 1 6678 11 40 04 J1159+2914 11 32 54 80.2 143.1 -0.4 -33.2 -27 1 2 6678 11 40 04 11 41 04 =1156+295 11 33 54 80.4 144.2 -0.4 -32.2 33 R 1 6279 11 41 04 J1217+3007 11 33 54 78.4 124.7 -0.7 -49.2 -19 1 2 6279 11 41 04 11 42 03 =1215+303 11 34 54 78.6 125.4 -0.7 -48.6 41 R 1 5880 11 42 03 NGC4203 11 34 54 80.8 113.2 -0.7 -61.0 -14 1 2 5880 11 42 03 11 44 03 --- 11 36 54 81.2 114.5 -0.6 -59.9 106 R 1 5082 Schedule for VLBA_OV (Code Ov ) Page 6 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- 11 44 03 J1159+2914 11 36 54 80.7 147.6 -0.4 -29.2 -28 1 2 5082 11 44 03 11 45 03 =1156+295 11 37 54 80.8 148.8 -0.4 -28.2 32 R 1 4684 11 45 03 J1217+3007 11 37 54 79.0 127.6 -0.7 -46.8 -20 1 2 4684 11 45 03 11 46 03 =1215+303 11 38 54 79.2 128.4 -0.7 -46.1 40 R 1 4285 11 46 03 NGC4203 11 38 54 81.5 116.0 -0.6 -58.8 -14 1 2 4285 11 46 03 11 48 02 --- 11 40 54 81.9 117.5 -0.6 -57.5 105 R 1 3487 11 48 02 J1159+2914 11 40 54 81.1 152.5 -0.3 -24.9 -29 1 2 3487 11 48 02 11 49 02 =1156+295 11 41 54 81.2 153.8 -0.3 -23.7 30 R 1 3088 11 49 02 J1217+3007 11 41 54 79.6 130.9 -0.6 -44.1 -21 1 2 3088 11 49 02 11 50 02 =1215+303 11 42 54 79.8 131.8 -0.6 -43.3 39 R 1 2689 11 50 02 J1207+2754 11 42 54 79.3 149.1 -0.4 -27.5 -18 1 2 2689 11 50 02 11 51 02 =1204+281 11 43 54 79.4 150.2 -0.4 -26.6 42 R 1 2290 11 51 02 J1228+3128 11 43 54 79.1 118.8 -0.7 -54.9 -27 1 2 2290 11 51 02 11 52 02 =1225+317 11 44 54 79.3 119.5 -0.7 -54.4 33 R 1 1891 11 52 02 J1214+3309 11 44 54 82.8 122.2 -0.5 -53.6 -13 1 2 1891 11 52 02 11 53 02 =1211+334 11 45 54 82.9 123.2 -0.5 -52.8 47 R 1 1492 11 53 02 J1228+3706 11 45 54 81.4 87.7 -0.7 -85.8 -30 1 2 1492 11 53 02 11 54 01 =1226+373 11 46 54 81.6 87.8 -0.7 -85.8 30 R 1 1093 11 54 01 J1159+2914 11 46 54 81.6 160.6 -0.2 -17.6 -55 1 2 1093 11 54 01 11 55 01 =1156+295 11 47 54 81.6 162.1 -0.2 -16.3 5 R 1 694 11 55 01 J1217+3007 11 47 54 80.5 136.6 -0.5 -39.3 -23 1 2 694 11 55 01 11 56 01 =1215+303 11 48 54 80.6 137.6 -0.5 -38.4 37 R 1 296 11 56 01 NGC4203 11 48 54 83.3 125.1 -0.4 -51.1 -14 1 3 296 11 56 01 11 58 01 --- 11 50 54 83.6 127.4 -0.4 -49.1 105 F 1 1093 11 58 01 J1159+2914 11 50 54 81.8 166.5 -0.1 -12.3 -32 1 3 1093 11 58 01 11 59 01 =1156+295 11 51 54 81.8 168.0 -0.1 -11.0 28 F 1 1492 11 59 01 J1217+3007 11 51 54 81.0 140.8 -0.4 -35.5 -24 1 3 1492 11 59 01 12 00 00 =1215+303 11 52 54 81.2 142.0 -0.4 -34.5 36 F 1 1891 Schedule for VLBA_OV (Code Ov ) Page 7 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- 12 00 00 NGC4278 11 52 54 80.2 142.4 -0.5 -33.8 -8 1 3 1891 12 00 00 12 02 00 --- 11 54 54 80.4 144.6 -0.4 -31.9 112 F 1 2689 12 02 00 J1159+2914 11 54 54 81.9 172.5 -0.1 -6.8 -25 1 3 2689 12 02 00 12 03 00 =1156+295 11 55 54 82.0 174.1 -0.1 -5.4 35 F 1 3088 12 03 00 J1217+3007 11 55 54 81.5 145.6 -0.4 -31.3 -25 1 3 3088 12 03 00 12 04 00 =1215+303 11 56 54 81.6 146.9 -0.4 -30.2 35 F 1 3487 12 04 00 NGC4203 11 56 54 84.5 135.9 -0.3 -41.4 -13 1 3 3487 12 04 00 12 06 00 --- 11 58 54 84.8 139.3 -0.3 -38.3 106 F 1 4285 12 06 00 J1159+2914 11 58 54 82.0 178.8 0.0 -1.1 -32 1 3 4285 12 06 00 12 06 59 =1156+295 11 59 54 82.0 180.3 0.0 0.3 28 F 1 4684 12 06 59 J1217+3007 11 59 54 81.9 150.9 -0.3 -26.6 -26 1 3 4684 12 06 59 12 07 59 =1215+303 12 00 54 82.0 152.3 -0.3 -25.4 34 F 1 5082 12 07 59 NGC4278 12 00 54 81.1 151.7 -0.3 -25.6 -8 1 3 5082 12 07 59 12 09 59 --- 12 02 54 81.2 154.3 -0.3 -23.3 112 F 1 5880 12 09 59 J1159+2914 12 02 54 82.0 185.0 0.1 4.6 -26 1 3 5880 12 09 59 12 10 59 =1156+295 12 03 54 81.9 186.6 0.1 6.0 33 F 1 6279 12 10 59 J1217+3007 12 03 54 82.3 156.6 -0.2 -21.4 -26 1 3 6279 12 10 59 12 11 59 =1215+303 12 04 54 82.4 158.1 -0.2 -20.0 34 F 1 6678 12 11 59 NGC4203 12 04 54 85.4 151.7 -0.2 -26.8 -12 1 3 6678 12 11 59 12 13 58 --- 12 06 54 85.6 156.6 -0.1 -22.2 108 F 1 7476 12 13 58 J1159+2914 12 06 54 81.9 191.2 0.1 10.2 -29 1 3 7476 12 13 58 12 14 58 =1156+295 12 07 54 81.8 192.7 0.1 11.6 31 F 1 7875 12 14 58 J1217+3007 12 07 54 82.6 162.8 -0.2 -15.7 -26 1 3 7875 12 14 58 12 15 58 =1215+303 12 08 54 82.6 164.5 -0.2 -14.3 34 F 1 8274 12 15 58 NGC4278 12 08 54 81.7 162.6 -0.2 -15.8 -8 1 3 8274 12 15 58 12 17 58 --- 12 10 54 81.8 165.5 -0.2 -13.2 112 F 1 9072 12 17 58 J1159+2914 12 10 54 81.7 197.1 0.2 15.6 -27 1 3 9072 12 17 58 12 18 57 =1156+295 12 11 54 81.6 198.6 0.2 16.9 33 F 1 9470 Schedule for VLBA_OV (Code Ov ) Page 8 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- 12 18 57 J1217+3007 12 11 54 82.8 169.5 -0.1 -9.7 -25 1 3 9470 12 18 57 12 19 57 =1215+303 12 12 54 82.8 171.2 -0.1 -8.1 34 F 1 9869 12 19 57 NGC4203 12 12 54 85.9 173.1 0.0 -6.5 -12 1 3 9869 12 19 57 12 21 57 --- 12 14 54 85.9 179.0 0.0 -0.9 107 F 1 10667 12 21 57 J1159+2914 12 14 54 81.4 202.7 0.3 20.7 -22 1 3 10667 12 21 57 12 22 57 =1156+295 12 15 54 81.3 204.1 0.3 21.9 38 F 1 11066 12 22 57 J1217+3007 12 15 54 82.9 176.3 0.0 -3.4 -25 1 3 11066 12 22 57 12 23 57 =1215+303 12 16 54 82.9 178.1 0.0 -1.8 35 F 1 11465 12 23 57 NGC4278 12 16 54 82.0 174.7 -0.1 -4.8 -8 1 3 11465 12 23 57 12 25 56 --- 12 18 54 82.0 177.9 0.0 -2.0 111 F 1 12263 12 25 56 J1159+2914 12 18 54 81.0 208.0 0.3 25.4 -26 1 3 12263 12 25 56 12 26 56 =1156+295 12 19 54 81.0 209.3 0.3 26.5 34 F 1 12662 12 26 56 J1217+3007 12 19 54 82.9 183.3 0.0 3.0 -23 1 3 12662 12 26 56 12 27 56 =1215+303 12 20 54 82.8 185.0 0.0 4.6 37 F 1 13061 12 27 56 J1207+2754 12 20 54 80.3 197.6 0.2 15.8 -14 1 3 13061 12 27 56 12 28 56 =1204+281 12 21 54 80.2 198.9 0.2 16.9 45 F 1 13459 12 28 56 J1228+3128 12 21 54 84.1 166.1 -0.1 -12.9 -28 1 3 13459 12 28 56 12 29 56 =1225+317 12 22 54 84.1 168.2 -0.1 -11.0 32 F 1 13858 12 29 56 J1214+3309 12 22 54 85.5 204.1 0.1 22.8 -30 1 3 13858 12 29 56 12 30 55 =1211+334 12 23 54 85.5 206.5 0.2 25.1 30 F 1 14257 12 30 55 J1228+3706 12 23 54 89.0 98.0 -0.1 -81.2 -78 1 3 14257 12 30 55 12 31 55 =1226+373 12 24 54 89.2 100.1 -0.1 -79.3 -19 F 1 14656 12 31 55 J1159+2914 12 24 54 80.4 215.2 0.4 31.7 -83 1 3 14656 12 31 55 12 32 55 =1156+295 12 25 54 80.3 216.3 0.4 32.7 -23 F 1 15055 12 32 55 J1217+3007 12 25 54 82.7 193.5 0.1 12.4 -21 1 3 15055 12 32 55 12 33 55 =1215+303 12 26 54 82.6 195.2 0.1 13.9 39 F 1 15454 12 33 55 NGC4203 12 26 54 85.3 211.3 0.2 29.6 -17 1 3 15454 12 33 55 12 35 55 --- 12 28 54 85.1 215.6 0.2 33.6 103 F 1 16252 Schedule for VLBA_OV (Code Ov ) Page 9 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- 12 35 55 J1159+2914 12 28 54 79.9 219.4 0.5 35.4 -16 1 3 16252 12 35 55 12 36 54 =1156+295 12 29 54 79.8 220.4 0.5 36.3 44 F 1 16651 12 36 54 J1217+3007 12 29 54 82.5 200.0 0.2 18.3 -20 1 3 16651 12 36 54 12 37 54 =1215+303 12 30 54 82.4 201.5 0.2 19.7 40 F 1 17050 12 37 54 NGC4203 12 30 54 84.8 219.4 0.3 37.2 -18 1 4 17050 12 37 54 12 39 54 --- 12 32 54 84.6 223.0 0.3 40.4 102 R 1 17353 12 39 54 J1159+2914 12 32 54 79.4 223.3 0.6 38.7 -16 1 4 17353 12 39 54 12 40 54 =1156+295 12 33 54 79.3 224.2 0.6 39.5 44 R 1 16954 12 40 54 J1217+3007 12 33 54 82.1 206.0 0.3 23.8 -18 1 4 16954 12 40 54 12 41 54 =1215+303 12 34 54 82.1 207.4 0.3 25.1 42 R 1 16555 12 41 54 NGC4203 12 34 54 84.3 226.2 0.3 43.3 -19 1 4 16555 12 41 54 12 43 53 --- 12 36 54 84.0 229.1 0.4 46.0 101 R 1 15757 12 43 53 J1159+2914 12 36 54 78.8 226.8 0.6 41.7 -16 1 4 15757 12 43 53 12 44 53 =1156+295 12 37 54 78.7 227.7 0.6 42.4 44 R 1 15358 12 44 53 J1217+3007 12 37 54 81.8 211.5 0.3 28.8 -17 1 4 15358 12 44 53 12 45 53 =1215+303 12 38 54 81.7 212.8 0.3 29.9 43 R 1 14959 12 45 53 NGC4203 12 38 54 83.7 231.8 0.4 48.3 -19 1 4 14959 12 45 53 12 47 53 --- 12 40 54 83.4 234.2 0.4 50.5 101 R 1 14161 12 47 53 J1159+2914 12 40 54 78.3 230.1 0.7 44.4 -16 1 4 14161 12 47 53 12 48 52 =1156+295 12 41 54 78.1 230.8 0.7 45.0 44 R 1 13762 12 48 52 J1217+3007 12 41 54 81.3 216.6 0.4 33.2 -15 1 4 13762 12 48 52 12 49 52 =1215+303 12 42 54 81.2 217.7 0.4 34.3 44 R 1 13363 12 49 52 NGC4203 12 42 54 83.0 236.4 0.5 52.4 -18 1 4 13363 12 49 52 12 51 52 --- 12 44 54 82.7 238.4 0.5 54.1 101 R 1 12566 12 51 52 J1159+2914 12 44 54 77.6 233.0 0.8 46.8 -16 1 4 12566 12 51 52 12 52 52 =1156+295 12 45 54 77.5 233.7 0.8 47.3 44 R 1 12167 12 52 52 J1217+3007 12 45 54 80.8 221.1 0.5 37.2 -14 1 4 12167 12 52 52 12 53 52 =1215+303 12 46 54 80.7 222.2 0.5 38.2 45 R 1 11768 Schedule for VLBA_OV (Code Ov ) Page 10 BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs UP: D => Below limits; H => Below horizon mask. blank => Up. Early: Seconds between end of slew and start. Dwell: On source seconds. Tapes: Drive, Index, Start footage / Direction, Head Group, End footage. TPStart: Tape motion start time. Frequencies are LO sum (band edge). Automatic tape allocation specified. Tape positions are just estimates. ---------------------------------------------------------------------------------------- Start UT Source Start / Stop Early Tapes TPStart Stop UT LST EL AZ HA UP ParA Dwell (see above) ---------------------------------------------------------------------------------------- --- Fri 17 Jan 2003 Day 17 --- 12 53 52 NGC4203 12 46 54 82.4 240.3 0.5 55.7 -18 1 4 11768 12 53 52 12 55 51 --- 12 48 54 82.0 242.0 0.6 57.1 102 R 1 10970 12 55 51 J1159+2914 12 48 54 77.0 235.6 0.8 48.9 -16 1 4 10970 12 55 51 12 56 51 =1156+295 12 49 54 76.8 236.3 0.8 49.4 44 R 1 10571 12 56 51 J1217+3007 12 49 54 80.3 225.2 0.5 40.8 -13 1 4 10571 12 56 51 12 57 51 =1215+303 12 50 54 80.1 226.2 0.5 41.6 46 R 1 10172 12 57 51 NGC4203 12 50 54 81.7 243.5 0.6 58.4 -18 1 4 10172 12 57 51 12 59 51 --- 12 52 54 81.3 245.0 0.6 59.6 102 R 1 9374 12 59 51 J1159+2914 12 52 54 76.3 238.1 0.9 50.8 -16 1 4 9374 12 59 51 13 00 50 =1156+295 12 53 54 76.1 238.7 0.9 51.2 44 R 1 8975 13 00 50 J1217+3007 12 53 54 79.7 228.9 0.6 43.9 -13 1 4 8975 13 00 50 13 01 50 =1215+303 12 54 54 79.5 229.7 0.6 44.6 47 R 1 8577 13 01 50 NGC4203 12 54 54 80.9 246.4 0.7 60.6 -17 1 4 8577 13 01 50 13 03 50 --- 12 56 54 80.6 247.6 0.7 61.6 103 R 1 7779 13 03 50 J1159+2914 12 56 54 75.6 240.3 1.0 52.4 -16 1 4 7779 13 03 50 13 04 50 =1156+295 12 57 54 75.5 240.9 1.0 52.8 44 R 1 7380 13 04 50 J1217+3007 12 57 54 79.1 232.2 0.7 46.6 -13 1 4 7380 13 04 50 13 05 50 =1215+303 12 58 54 78.9 233.0 0.7 47.3 47 R 1 6981 13 05 50 NGC4203 12 58 54 80.2 248.8 0.7 62.5 -17 1 4 6981 13 05 50 13 07 49 --- 13 00 54 79.8 249.9 0.8 63.3 103 R 1 6183 13 07 49 J1159+2914 13 00 54 74.9 242.4 1.0 53.9 -16 1 4 6183 13 07 49 13 08 49 =1156+295 13 01 54 74.8 242.9 1.0 54.3 44 R 1 5784 13 08 49 J1217+3007 13 01 54 78.4 235.2 0.7 49.1 -13 1 4 5784 13 08 49 13 09 49 =1215+303 13 02 54 78.3 235.9 0.7 49.6 46 R 1 5385 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: /home/filehost/cwalker/sched/setups/v6cm-128-4-2-L.set Matches group v6cm_2 in /home/filehost/cwalker/sched/catalogs/freq.dat Setup group: 1 Station: VLBA Total bit rate: 128 Format: VLBA1:4 Bits per sample: 2 Sample rate: 16.000 Number of channels: 4 Passes/head pos: 1 Speedup factor: 2.00 Tape speeds: Low density - 133.330 ips, High density - 80.00 ips Time per pass for 17600 ft, High density tapes is: 00:44:00 1st LO= 4100.00 4100.00 4100.00 4100.00 Net SB= U U U U Pol. = LCP LCP LCP LCP BBC = 1 2 3 4 BBC SB= U U U U IF = C C C C VLBA FE= 6cm omit 6cm omit VLBA Synth= 15.4 4.1 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 4971.49 4979.49 4987.49 4995.49 BBC fr= 871.49 879.49 887.49 895.49 Bandwd= 8.000 8.000 8.000 8.000 The following pulse cal sets were used with this setup: Pulse cal detection set: 1 PCAL = 1MHZ PCALXB1= S1 S3 S1 S3 S1 S2 S3 S4 PCALXB2= S2 S4 S2 S4 M1 M2 M3 M4 PCALFR1= 510 510 6510 6510 0 0 0 0 PCALFR2= 510 510 6510 6510 0 0 0 0 Track assignments are: track1= 2, 18, 3, 19 barrel=roll_auto SOURCE LIST -- BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs Catalog positions marked with *. Precession of date coordinates is based on stop time of first scan. Names used in schedule marked with *. Short names used in VLA and SNAP files marked with +. Observation date used in B1950/J2000 coordinate conversion (PRECDATE): 1979.900 No adjustments are made for rates (DRA, DDEC). Source Source position (RA/Dec) (B1950) (J2000) (Date) * NGC4278 12 17 36.159718 * 12 20 06.825400 12 20 15.773436 29 33 29.26303 * 29 16 50.71500 29 15 42.68924 From catalog imbedded in main SCHED input file. * NGC4203 12 12 33.939703 * 12 15 05.051900 12 15 14.099181 33 28 30.45674 * 33 11 50.35900 33 10 41.40283 From catalog imbedded in main SCHED input file. * J0927+3902 09 23 55.319195 * 09 27 03.013916 09 27 15.047455 0923+392 39 15 23.56655 * 39 02 20.85195 39 01 30.72809 4C39.25 /home/filehost/cwalker/sched/catalogs/sources.vlba J0927+39 ICRF - Ext.1 Source - 1998 IERS Annual Report * J1159+2914 11 56 57.786211 * 11 59 31.833912 11 59 41.097322 1156+295 29 31 25.73884 * 29 14 43.82694 29 13 36.23515 J1159+29 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report * J1207+2754 12 04 55.101439 * 12 07 27.900475 12 07 37.032228 1204+281 28 11 40.43094 * 27 54 58.84997 27 53 51.37603 J1207+27 /home/filehost/cwalker/sched/catalogs/sources.vlba VLBA Calib. Survey - ICRF Frame - reduced by GSFC group - Aug 2001 * J1214+3309 12 11 32.805775 * 12 14 04.115811 12 14 13.180309 1211+334 33 26 25.95157 * 33 09 45.59525 33 08 36.66446 /home/filehost/cwalker/sched/catalogs/sources.vlba VLBA Calib. Survey - ICRF Frame - reduced by GSFC group - Aug 2001 * J1217+3007 12 15 21.141984 * 12 17 52.081985 12 18 01.067940 1215+303 30 23 39.94026 * 30 07 00.63625 30 05 52.41480 J1217+30 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report * J1228+3128 12 25 56.067929 * 12 28 24.966017 12 28 33.784044 1225+317 31 45 12.51974 * 31 28 37.62894 31 27 29.00587 J1228+31 /home/filehost/cwalker/sched/catalogs/sources.vlba VLBA Calib. Survey - ICRF Frame - reduced by GSFC group - Aug 2001 * J1228+3706 12 26 19.753178 * 12 28 47.423660 12 28 56.233961 1226+373 37 22 46.76035 * 37 06 12.09578 37 05 02.09471 J1228+37 /home/filehost/cwalker/sched/catalogs/sources.vlba ICRF - Ext.1 Source - 1998 IERS Annual Report 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) NGC4278 120.3 NGC4203 121.8 J0927+3902 153.2 J1159+2914 124.7 J1207+2754 122.8 J1214+3309 122.0 J1217+3007 120.9 J1228+3128 118.8 J1228+3706 119.4 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