COVER INFORMATION Station: VLBA_OV (Code Ov ) Experiment: BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs Exp. Code: bn021eb Schedule Version: 1.00 Processed by SCHED version: Release of 18 Sept. 2003 PI: Neil Nagar Address: Postbus 800 9700 AV Groningen The Netherlands Phone: 1 EMAIL: nagar@astro.rug.nl Fax: Phone during observation: 1 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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 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 11 57 J1159+2914 10 19 22 67.6 103.6 -1.7 -62.5 0 1 1 0 10 11 57 10 13 57 =1156+295 10 21 22 68.0 104.1 -1.6 -62.2 120 F 1 798 10 13 57 J1217+3007 10 21 22 64.8 97.8 -1.9 -65.7 -12 1 1 798 10 13 57 10 14 57 =1215+303 10 22 22 65.0 98.0 -1.9 -65.7 47 F 1 1197 10 14 57 NGC4203 10 22 22 66.7 91.5 -1.9 -72.0 -10 1 1 1197 10 14 57 10 16 56 --- 10 24 22 67.1 91.9 -1.8 -71.9 109 F 1 1995 10 16 56 J1159+2914 10 24 22 68.6 105.0 -1.6 -61.8 -15 1 1 1995 10 16 56 10 17 56 =1156+295 10 25 22 68.8 105.2 -1.6 -61.7 45 F 1 2393 10 17 56 J1217+3007 10 25 22 65.6 98.7 -1.9 -65.5 -12 1 1 2393 10 17 56 10 18 56 =1215+303 10 26 22 65.8 98.9 -1.9 -65.4 47 F 1 2792 10 18 56 NGC4278 10 26 22 65.0 100.2 -1.9 -63.9 -8 1 1 2792 10 18 56 10 20 56 --- 10 28 22 65.4 100.7 -1.9 -63.7 112 F 1 3590 10 20 56 J1159+2914 10 28 22 69.3 106.1 -1.5 -61.2 -14 1 1 3590 10 20 56 10 21 56 =1156+295 10 29 22 69.5 106.4 -1.5 -61.1 46 F 1 3989 10 21 56 J1217+3007 10 29 22 66.4 99.6 -1.8 -65.2 -12 1 1 3989 10 21 56 10 22 56 =1215+303 10 30 22 66.6 99.8 -1.8 -65.1 48 F 1 4388 10 22 56 NGC4203 10 30 22 68.3 92.9 -1.7 -71.8 -11 1 1 4388 10 22 56 10 24 55 --- 10 32 22 68.7 93.2 -1.7 -71.7 109 F 1 5186 10 24 55 J1159+2914 10 32 22 70.1 107.3 -1.5 -60.5 -15 1 1 5186 10 24 55 10 25 55 =1156+295 10 33 22 70.3 107.7 -1.4 -60.4 44 F 1 5585 10 25 55 J1217+3007 10 33 22 67.2 100.5 -1.7 -64.8 -12 1 1 5585 10 25 55 10 26 55 =1215+303 10 34 22 67.4 100.7 -1.7 -64.7 48 F 1 5984 10 26 55 NGC4278 10 34 22 66.6 102.1 -1.8 -63.2 -8 1 1 5984 10 26 55 10 28 55 --- 10 36 22 66.9 102.6 -1.7 -63.0 112 F 1 6781 10 28 55 J1159+2914 10 36 22 70.9 108.6 -1.4 -59.8 -14 1 1 6781 10 28 55 10 29 54 =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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 10 29 54 J1217+3007 10 37 22 67.9 101.5 -1.7 -64.4 -12 1 1 7180 10 29 54 10 30 54 =1215+303 10 38 22 68.1 101.7 -1.7 -64.3 48 F 1 7579 10 30 54 NGC4203 10 38 22 69.8 94.4 -1.6 -71.5 -11 1 1 7579 10 30 54 10 32 54 --- 10 40 22 70.2 94.7 -1.6 -71.4 109 F 1 8377 10 32 54 J1159+2914 10 40 22 71.6 110.0 -1.3 -59.0 -16 1 1 8377 10 32 54 10 33 54 =1156+295 10 41 22 71.8 110.4 -1.3 -58.8 44 F 1 8776 10 33 54 J1217+3007 10 41 22 68.7 102.5 -1.6 -64.0 -12 1 1 8776 10 33 54 10 34 54 =1215+303 10 42 22 68.9 102.7 -1.6 -63.8 48 F 1 9175 10 34 54 NGC4278 10 42 22 68.1 104.2 -1.6 -62.2 -8 1 1 9175 10 34 54 10 36 53 --- 10 44 22 68.5 104.7 -1.6 -62.0 112 F 1 9973 10 36 53 J1159+2914 10 44 22 72.4 111.5 -1.3 -58.1 -14 1 1 9973 10 36 53 10 37 53 =1156+295 10 45 22 72.5 111.9 -1.2 -57.8 46 F 1 10372 10 37 53 J1217+3007 10 45 22 69.5 103.5 -1.5 -63.5 -12 1 1 10372 10 37 53 10 38 53 =1215+303 10 46 22 69.7 103.8 -1.5 -63.3 48 F 1 10771 10 38 53 NGC4203 10 46 22 71.4 96.0 -1.5 -71.1 -11 1 1 10771 10 38 53 10 40 53 --- 10 48 22 71.8 96.4 -1.4 -71.0 108 F 1 11568 10 40 53 J1159+2914 10 48 22 73.1 113.1 -1.2 -57.1 -17 1 1 11568 10 40 53 10 41 52 =1156+295 10 49 22 73.3 113.5 -1.2 -56.8 43 F 1 11967 10 41 52 J1217+3007 10 49 22 70.3 104.7 -1.5 -62.9 -12 1 1 11967 10 41 52 10 42 52 =1215+303 10 50 22 70.5 105.0 -1.5 -62.7 48 F 1 12366 10 42 52 NGC4278 10 50 22 69.6 106.5 -1.5 -61.1 -8 1 1 12366 10 42 52 10 44 52 --- 10 52 22 70.0 107.1 -1.5 -60.7 112 F 1 13164 10 44 52 J1159+2914 10 52 22 73.8 114.8 -1.1 -55.9 -14 1 1 13164 10 44 52 10 45 52 =1156+295 10 53 22 74.0 115.2 -1.1 -55.6 46 F 1 13563 10 45 52 J1217+3007 10 53 22 71.0 105.9 -1.4 -62.3 -12 1 1 13563 10 45 52 10 46 52 =1215+303 10 54 22 71.2 106.2 -1.4 -62.1 48 F 1 13962 10 46 52 J1207+2754 10 54 22 72.0 115.9 -1.2 -54.1 -12 1 1 13962 10 46 52 10 47 51 =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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 10 47 51 J1228+3128 10 55 22 70.0 99.8 -1.6 -66.9 -17 1 1 14361 10 47 51 10 48 51 =1225+317 10 56 22 70.2 100.1 -1.5 -66.8 43 F 1 14760 10 48 51 J1214+3309 10 56 22 73.6 98.6 -1.3 -70.1 -13 1 1 14760 10 48 51 10 49 51 =1211+334 10 57 22 73.8 98.9 -1.3 -70.0 47 F 1 15159 10 49 51 J1228+3706 10 57 22 71.8 83.5 -1.5 -82.5 -16 1 1 15159 10 49 51 10 50 51 =1226+373 10 58 22 72.0 83.6 -1.5 -82.6 44 F 1 15557 10 52 53 J0927+3902 11 00 24 71.7 -77.2 1.6 88.3 8 1 1 15557 10 52 53 10 55 52 =0923+392 11 03 24 71.1 -77.2 1.6 87.8 180 F 1 16754 10 55 52 J1159+2914 11 03 24 75.8 120.2 -0.9 -52.1 -138 1 2 16754 10 55 52 10 58 22 =1156+295 11 05 54 76.2 121.6 -0.9 -51.0 12 R 1 17449 10 58 22 J1217+3007 11 05 54 73.4 110.2 -1.2 -59.7 -14 1 2 17449 10 58 22 10 59 22 =1215+303 11 06 54 73.6 110.6 -1.2 -59.5 46 R 1 17050 10 59 22 NGC4203 11 06 54 75.5 101.1 -1.1 -69.0 -12 1 2 17050 10 59 22 11 01 21 --- 11 08 54 75.9 101.7 -1.1 -68.6 107 R 1 16252 11 01 21 J1159+2914 11 08 54 76.7 123.4 -0.8 -49.6 -20 1 2 16252 11 01 21 11 02 21 =1156+295 11 09 54 76.9 124.0 -0.8 -49.2 39 R 1 15853 11 02 21 J1217+3007 11 09 54 74.2 111.8 -1.1 -58.7 -14 1 2 15853 11 02 21 11 03 21 =1215+303 11 10 54 74.3 112.2 -1.1 -58.4 46 R 1 15454 11 03 21 NGC4203 11 10 54 76.3 102.4 -1.1 -68.3 -13 1 2 15454 11 03 21 11 05 21 --- 11 12 54 76.6 103.0 -1.0 -67.9 107 R 1 14656 11 05 21 J1159+2914 11 12 54 77.4 125.9 -0.8 -47.6 -21 1 2 14656 11 05 21 11 06 20 =1156+295 11 13 54 77.5 126.6 -0.8 -47.1 39 R 1 14257 11 06 20 J1217+3007 11 13 54 74.9 113.5 -1.1 -57.6 -15 1 2 14257 11 06 20 11 07 20 =1215+303 11 14 54 75.1 113.9 -1.1 -57.3 45 R 1 13858 11 07 20 NGC4203 11 14 54 77.0 103.7 -1.0 -67.5 -13 1 2 13858 11 07 20 11 09 20 --- 11 16 54 77.4 104.5 -1.0 -67.1 107 R 1 13061 11 09 20 J1159+2914 11 16 54 78.0 128.7 -0.7 -45.4 -22 1 2 13061 11 09 20 11 10 20 =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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 11 10 20 J1217+3007 11 17 54 75.6 115.3 -1.0 -56.3 -15 1 2 12662 11 10 20 11 11 20 =1215+303 11 18 54 75.8 115.8 -1.0 -55.9 44 R 1 12263 11 11 20 NGC4203 11 18 54 77.8 105.2 -0.9 -66.6 -13 1 2 12263 11 11 20 11 13 19 --- 11 20 54 78.2 106.0 -0.9 -66.1 107 R 1 11465 11 13 19 J1159+2914 11 20 54 78.6 131.8 -0.6 -42.8 -23 1 2 11465 11 13 19 11 14 19 =1156+295 11 21 54 78.8 132.7 -0.6 -42.1 37 R 1 11066 11 14 19 J1217+3007 11 21 54 76.3 117.4 -0.9 -54.8 -16 1 2 11066 11 14 19 11 15 19 =1215+303 11 22 54 76.5 117.9 -0.9 -54.4 44 R 1 10667 11 15 19 NGC4203 11 22 54 78.6 106.9 -0.9 -65.5 -13 1 2 10667 11 15 19 11 17 19 --- 11 24 54 78.9 107.8 -0.8 -64.9 106 R 1 9869 11 17 19 J1159+2914 11 24 54 79.2 135.2 -0.6 -40.0 -24 1 2 9869 11 17 19 11 18 18 =1156+295 11 25 54 79.3 136.1 -0.6 -39.2 36 R 1 9470 11 18 18 J1217+3007 11 25 54 77.0 119.6 -0.9 -53.2 -17 1 2 9470 11 18 18 11 19 18 =1215+303 11 26 54 77.2 120.2 -0.9 -52.7 43 R 1 9072 11 19 18 NGC4203 11 26 54 79.3 108.7 -0.8 -64.3 -14 1 2 9072 11 19 18 11 21 18 --- 11 28 54 79.7 109.8 -0.8 -63.5 106 R 1 8274 11 21 18 J1159+2914 11 28 54 79.7 139.0 -0.5 -36.8 -25 1 2 8274 11 21 18 11 22 18 =1156+295 11 29 54 79.9 140.0 -0.5 -35.9 34 R 1 7875 11 22 18 J1217+3007 11 29 54 77.7 122.0 -0.8 -51.3 -18 1 2 7875 11 22 18 11 23 18 =1215+303 11 30 54 77.9 122.6 -0.8 -50.8 42 R 1 7476 11 23 18 NGC4203 11 30 54 80.1 110.8 -0.7 -62.7 -14 1 2 7476 11 23 18 11 25 17 --- 11 32 54 80.4 112.0 -0.7 -61.9 106 R 1 6678 11 25 17 J1159+2914 11 32 54 80.2 143.1 -0.4 -33.2 -27 1 2 6678 11 25 17 11 26 17 =1156+295 11 33 54 80.3 144.2 -0.4 -32.3 33 R 1 6279 11 26 17 J1217+3007 11 33 54 78.4 124.7 -0.7 -49.2 -19 1 2 6279 11 26 17 11 27 17 =1215+303 11 34 54 78.5 125.4 -0.7 -48.6 41 R 1 5880 11 27 17 NGC4203 11 34 54 80.8 113.2 -0.7 -60.9 -14 1 2 5880 11 27 17 11 29 17 --- 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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 11 29 17 J1159+2914 11 36 54 80.7 147.6 -0.4 -29.3 -28 1 2 5082 11 29 17 11 30 16 =1156+295 11 37 54 80.8 148.8 -0.4 -28.2 32 R 1 4684 11 30 16 J1217+3007 11 37 54 79.0 127.6 -0.7 -46.8 -20 1 2 4684 11 30 16 11 31 16 =1215+303 11 38 54 79.2 128.4 -0.7 -46.1 40 R 1 4285 11 31 16 NGC4203 11 38 54 81.5 116.0 -0.6 -58.8 -14 1 2 4285 11 31 16 11 33 16 --- 11 40 54 81.9 117.5 -0.6 -57.5 105 R 1 3487 11 33 16 J1159+2914 11 40 54 81.1 152.5 -0.3 -24.9 -29 1 2 3487 11 33 16 11 34 16 =1156+295 11 41 54 81.2 153.8 -0.3 -23.8 31 R 1 3088 11 34 16 J1217+3007 11 41 54 79.6 130.9 -0.6 -44.1 -21 1 2 3088 11 34 16 11 35 16 =1215+303 11 42 54 79.8 131.8 -0.6 -43.3 39 R 1 2689 11 35 16 J1207+2754 11 42 54 79.3 149.1 -0.4 -27.6 -18 1 2 2689 11 35 16 11 36 15 =1204+281 11 43 54 79.4 150.1 -0.4 -26.6 42 R 1 2290 11 36 15 J1228+3128 11 43 54 79.1 118.8 -0.7 -54.9 -27 1 2 2290 11 36 15 11 37 15 =1225+317 11 44 54 79.3 119.5 -0.7 -54.4 33 R 1 1891 11 37 15 J1214+3309 11 44 54 82.7 122.1 -0.5 -53.6 -13 1 2 1891 11 37 15 11 38 15 =1211+334 11 45 54 82.9 123.1 -0.5 -52.8 47 R 1 1492 11 38 15 J1228+3706 11 45 54 81.4 87.8 -0.7 -85.7 -30 1 2 1492 11 38 15 11 39 15 =1226+373 11 46 54 81.6 87.9 -0.7 -85.8 30 R 1 1093 11 39 15 J1159+2914 11 46 54 81.6 160.6 -0.2 -17.7 -54 1 2 1093 11 39 15 11 40 15 =1156+295 11 47 54 81.6 162.0 -0.2 -16.4 5 R 1 694 11 40 15 J1217+3007 11 47 54 80.5 136.5 -0.5 -39.3 -23 1 2 694 11 40 15 11 41 15 =1215+303 11 48 54 80.6 137.5 -0.5 -38.4 37 R 1 296 11 41 15 NGC4203 11 48 54 83.3 125.0 -0.4 -51.2 -14 1 3 296 11 41 15 11 43 14 --- 11 50 54 83.6 127.4 -0.4 -49.1 105 F 1 1093 11 43 14 J1159+2914 11 50 54 81.8 166.4 -0.1 -12.4 -32 1 3 1093 11 43 14 11 44 14 =1156+295 11 51 54 81.8 167.9 -0.1 -11.0 28 F 1 1492 11 44 14 J1217+3007 11 51 54 81.0 140.8 -0.4 -35.6 -24 1 3 1492 11 44 14 11 45 14 =1215+303 11 52 54 81.1 141.9 -0.4 -34.6 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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 11 45 14 NGC4278 11 52 54 80.2 142.4 -0.5 -33.9 -8 1 3 1891 11 45 14 11 47 14 --- 11 54 54 80.4 144.5 -0.4 -32.0 112 F 1 2689 11 47 14 J1159+2914 11 54 54 81.9 172.5 -0.1 -6.9 -25 1 3 2689 11 47 14 11 48 13 =1156+295 11 55 54 81.9 174.0 -0.1 -5.5 35 F 1 3088 11 48 13 J1217+3007 11 55 54 81.5 145.6 -0.4 -31.4 -25 1 3 3088 11 48 13 11 49 13 =1215+303 11 56 54 81.6 146.8 -0.4 -30.2 35 F 1 3487 11 49 13 NGC4203 11 56 54 84.5 135.9 -0.3 -41.5 -13 1 3 3487 11 49 13 11 51 13 --- 11 58 54 84.7 139.3 -0.3 -38.4 106 F 1 4285 11 51 13 J1159+2914 11 58 54 82.0 178.7 0.0 -1.2 -32 1 3 4285 11 51 13 11 52 13 =1156+295 11 59 54 82.0 180.2 0.0 0.2 28 F 1 4684 11 52 13 J1217+3007 11 59 54 81.9 150.8 -0.3 -26.7 -26 1 3 4684 11 52 13 11 53 13 =1215+303 12 00 54 82.0 152.2 -0.3 -25.4 34 F 1 5082 11 53 13 NGC4278 12 00 54 81.1 151.7 -0.3 -25.7 -8 1 3 5082 11 53 13 11 55 12 --- 12 02 54 81.2 154.2 -0.3 -23.4 112 F 1 5880 11 55 12 J1159+2914 12 02 54 82.0 184.9 0.1 4.5 -26 1 3 5880 11 55 12 11 56 12 =1156+295 12 03 54 81.9 186.5 0.1 5.9 33 F 1 6279 11 56 12 J1217+3007 12 03 54 82.3 156.6 -0.2 -21.5 -26 1 3 6279 11 56 12 11 57 12 =1215+303 12 04 54 82.4 158.1 -0.2 -20.1 34 F 1 6678 11 57 12 NGC4203 12 04 54 85.4 151.6 -0.2 -26.9 -12 1 3 6678 11 57 12 11 59 12 --- 12 06 54 85.6 156.5 -0.1 -22.3 108 F 1 7476 11 59 12 J1159+2914 12 06 54 81.9 191.1 0.1 10.1 -29 1 3 7476 11 59 12 12 00 12 =1156+295 12 07 54 81.8 192.6 0.1 11.5 31 F 1 7875 12 00 12 J1217+3007 12 07 54 82.6 162.8 -0.2 -15.8 -26 1 3 7875 12 00 12 12 01 11 =1215+303 12 08 54 82.6 164.4 -0.2 -14.3 34 F 1 8274 12 01 11 NGC4278 12 08 54 81.7 162.5 -0.2 -15.9 -8 1 3 8274 12 01 11 12 03 11 --- 12 10 54 81.8 165.5 -0.2 -13.2 112 F 1 9072 12 03 11 J1159+2914 12 10 54 81.7 197.0 0.2 15.5 -27 1 3 9072 12 03 11 12 04 11 =1156+295 12 11 54 81.6 198.5 0.2 16.8 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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 12 04 11 J1217+3007 12 11 54 82.7 169.4 -0.1 -9.8 -25 1 3 9470 12 04 11 12 05 11 =1215+303 12 12 54 82.8 171.1 -0.1 -8.2 34 F 1 9869 12 05 11 NGC4203 12 12 54 85.9 173.0 0.0 -6.7 -12 1 3 9869 12 05 11 12 07 10 --- 12 14 54 85.9 178.8 0.0 -1.1 107 F 1 10667 12 07 10 J1159+2914 12 14 54 81.4 202.7 0.3 20.6 -22 1 3 10667 12 07 10 12 08 10 =1156+295 12 15 54 81.3 204.0 0.3 21.8 38 F 1 11066 12 08 10 J1217+3007 12 15 54 82.8 176.2 0.0 -3.5 -25 1 3 11066 12 08 10 12 09 10 =1215+303 12 16 54 82.9 178.0 0.0 -1.9 35 F 1 11465 12 09 10 NGC4278 12 16 54 82.0 174.6 -0.1 -4.9 -8 1 3 11465 12 09 10 12 11 10 --- 12 18 54 82.0 177.8 0.0 -2.0 111 F 1 12263 12 11 10 J1159+2914 12 18 54 81.0 207.9 0.3 25.3 -26 1 3 12263 12 11 10 12 12 10 =1156+295 12 19 54 81.0 209.2 0.3 26.4 34 F 1 12662 12 12 10 J1217+3007 12 19 54 82.9 183.2 0.0 2.9 -23 1 3 12662 12 12 10 12 13 09 =1215+303 12 20 54 82.8 184.9 0.0 4.5 37 F 1 13061 12 13 09 J1207+2754 12 20 54 80.3 197.5 0.2 15.7 -14 1 3 13061 12 13 09 12 14 09 =1204+281 12 21 54 80.2 198.8 0.2 16.9 45 F 1 13459 12 14 09 J1228+3128 12 21 54 84.1 166.0 -0.1 -13.0 -28 1 3 13459 12 14 09 12 15 09 =1225+317 12 22 54 84.1 168.0 -0.1 -11.1 32 F 1 13858 12 15 09 J1214+3309 12 22 54 85.5 203.9 0.1 22.7 -30 1 3 13858 12 15 09 12 16 09 =1211+334 12 23 54 85.5 206.4 0.2 25.0 30 F 1 14257 12 16 09 J1228+3706 12 23 54 89.0 98.2 -0.1 -81.0 -78 1 3 14257 12 16 09 12 17 09 =1226+373 12 24 54 89.2 100.4 -0.1 -79.0 -18 F 1 14656 12 17 09 J1159+2914 12 24 54 80.4 215.1 0.4 31.6 -82 1 3 14656 12 17 09 12 18 09 =1156+295 12 25 54 80.3 216.2 0.4 32.6 -23 F 1 15055 12 18 09 J1217+3007 12 25 54 82.7 193.4 0.1 12.3 -21 1 3 15055 12 18 09 12 19 08 =1215+303 12 26 54 82.6 195.0 0.1 13.8 39 F 1 15454 12 19 08 NGC4203 12 26 54 85.3 211.1 0.2 29.5 -17 1 3 15454 12 19 08 12 21 08 --- 12 28 54 85.1 215.4 0.2 33.4 103 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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 12 21 08 J1159+2914 12 28 54 79.9 219.3 0.5 35.3 -16 1 3 16252 12 21 08 12 22 08 =1156+295 12 29 54 79.8 220.3 0.5 36.2 44 F 1 16651 12 22 08 J1217+3007 12 29 54 82.4 199.9 0.2 18.2 -20 1 3 16651 12 22 08 12 23 08 =1215+303 12 30 54 82.4 201.4 0.2 19.6 40 F 1 17050 12 23 08 NGC4203 12 30 54 84.8 219.3 0.3 37.0 -18 1 4 17050 12 23 08 12 25 07 --- 12 32 54 84.6 222.8 0.3 40.3 102 R 1 17353 12 25 07 J1159+2914 12 32 54 79.4 223.2 0.6 38.7 -16 1 4 17353 12 25 07 12 26 07 =1156+295 12 33 54 79.3 224.1 0.6 39.5 44 R 1 16954 12 26 07 J1217+3007 12 33 54 82.1 205.9 0.3 23.7 -18 1 4 16954 12 26 07 12 27 07 =1215+303 12 34 54 82.1 207.3 0.3 25.0 42 R 1 16555 12 27 07 NGC4203 12 34 54 84.3 226.1 0.3 43.2 -18 1 4 16555 12 27 07 12 29 07 --- 12 36 54 84.0 229.0 0.4 45.9 101 R 1 15757 12 29 07 J1159+2914 12 36 54 78.9 226.8 0.6 41.7 -16 1 4 15757 12 29 07 12 30 07 =1156+295 12 37 54 78.7 227.6 0.6 42.4 44 R 1 15358 12 30 07 J1217+3007 12 37 54 81.8 211.4 0.3 28.7 -17 1 4 15358 12 30 07 12 31 06 =1215+303 12 38 54 81.7 212.7 0.3 29.8 43 R 1 14959 12 31 06 NGC4203 12 38 54 83.7 231.6 0.4 48.2 -19 1 4 14959 12 31 06 12 33 06 --- 12 40 54 83.4 234.1 0.4 50.4 101 R 1 14161 12 33 06 J1159+2914 12 40 54 78.3 230.0 0.7 44.3 -16 1 4 14161 12 33 06 12 34 06 =1156+295 12 41 54 78.1 230.7 0.7 44.9 44 R 1 13762 12 34 06 J1217+3007 12 41 54 81.3 216.5 0.4 33.2 -16 1 4 13762 12 34 06 12 35 06 =1215+303 12 42 54 81.2 217.7 0.4 34.2 44 R 1 13363 12 35 06 NGC4203 12 42 54 83.1 236.3 0.5 52.3 -18 1 4 13363 12 35 06 12 37 05 --- 12 44 54 82.7 238.3 0.5 54.0 101 R 1 12566 12 37 05 J1159+2914 12 44 54 77.6 232.9 0.8 46.7 -16 1 4 12566 12 37 05 12 38 05 =1156+295 12 45 54 77.5 233.6 0.8 47.3 44 R 1 12167 12 38 05 J1217+3007 12 45 54 80.8 221.0 0.5 37.2 -14 1 4 12167 12 38 05 12 39 05 =1215+303 12 46 54 80.7 222.1 0.5 38.1 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) ---------------------------------------------------------------------------------------- --- Wed 21 Jan 2004 Day 21 --- 12 39 05 NGC4203 12 46 54 82.4 240.2 0.5 55.6 -18 1 4 11768 12 39 05 12 41 05 --- 12 48 54 82.0 241.9 0.6 57.0 102 R 1 10970 12 41 05 J1159+2914 12 48 54 77.0 235.6 0.8 48.8 -16 1 4 10970 12 41 05 12 42 05 =1156+295 12 49 54 76.8 236.2 0.8 49.3 44 R 1 10571 12 42 05 J1217+3007 12 49 54 80.3 225.1 0.5 40.7 -13 1 4 10571 12 42 05 12 43 04 =1215+303 12 50 54 80.1 226.1 0.5 41.5 46 R 1 10172 12 43 04 NGC4203 12 50 54 81.7 243.5 0.6 58.3 -18 1 4 10172 12 43 04 12 45 04 --- 12 52 54 81.3 244.9 0.6 59.5 102 R 1 9374 12 45 04 J1159+2914 12 52 54 76.3 238.0 0.9 50.7 -16 1 4 9374 12 45 04 12 46 04 =1156+295 12 53 54 76.2 238.6 0.9 51.1 44 R 1 8975 12 46 04 J1217+3007 12 53 54 79.7 228.8 0.6 43.8 -13 1 4 8975 12 46 04 12 47 04 =1215+303 12 54 54 79.5 229.7 0.6 44.5 47 R 1 8577 12 47 04 NGC4203 12 54 54 81.0 246.3 0.7 60.6 -17 1 4 8577 12 47 04 12 49 03 --- 12 56 54 80.6 247.5 0.7 61.5 103 R 1 7779 12 49 03 J1159+2914 12 56 54 75.6 240.3 1.0 52.4 -16 1 4 7779 12 49 03 12 50 03 =1156+295 12 57 54 75.5 240.8 1.0 52.8 44 R 1 7380 12 50 03 J1217+3007 12 57 54 79.1 232.1 0.7 46.6 -13 1 4 7380 12 50 03 12 51 03 =1215+303 12 58 54 78.9 232.9 0.7 47.2 47 R 1 6981 12 51 03 NGC4203 12 58 54 80.2 248.7 0.7 62.4 -17 1 4 6981 12 51 03 12 53 03 --- 13 00 54 79.8 249.8 0.8 63.2 103 R 1 6183 12 53 03 J1159+2914 13 00 54 74.9 242.3 1.0 53.9 -16 1 4 6183 12 53 03 12 54 03 =1156+295 13 01 54 74.8 242.8 1.0 54.2 44 R 1 5784 12 54 03 J1217+3007 13 01 54 78.4 235.1 0.7 49.0 -13 1 4 5784 12 54 03 12 55 03 =1215+303 13 02 54 78.3 235.8 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 19.213022 29 33 29.26303 * 29 16 50.71500 29 15 20.71496 From catalog imbedded in main SCHED input file. * NGC4203 12 12 33.939703 * 12 15 05.051900 12 15 17.566754 33 28 30.45674 * 33 11 50.35900 33 10 19.51098 From catalog imbedded in main SCHED input file. * J0927+3902 09 23 55.319195 * 09 27 03.013916 09 27 19.248901 0923+392 39 15 23.56655 * 39 02 20.85195 39 01 15.68701 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 44.605690 1156+295 29 31 25.73884 * 29 14 43.82694 29 13 14.46048 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 40.509313 1204+281 28 11 40.43094 * 27 54 58.84997 27 53 29.48632 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 16.651782 1211+334 33 26 25.95157 * 33 09 45.59525 33 08 14.78036 /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 04.517012 1215+303 30 23 39.94026 * 30 07 00.63625 30 05 30.46428 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 37.197245 1225+317 31 45 12.51974 * 31 28 37.62894 31 27 07.02550 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 59.650896 1226+373 37 22 46.76035 * 37 06 12.09578 37 04 40.17956 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 123.4 NGC4203 124.8 J0927+3902 155.0 J1159+2914 127.9 J1207+2754 126.0 J1214+3309 125.0 J1217+3007 124.0 J1228+3128 121.8 J1228+3706 122.1 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