COVER INFORMATION Station: VLBA_OV (Code Ov ) Experiment: BN021 - VLBA fmt 6cm phase ref monitoring of LLAGNs Exp. Code: bn021ee 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 11 Aug 2004 Day 224 --- 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 20 49 52 J1159+2914 10 19 22 67.6 103.6 -1.7 -62.5 0 1 1 0 20 49 52 20 51 51 =1156+295 10 21 22 68.0 104.1 -1.6 -62.2 120 F 1 798 20 51 51 J1217+3007 10 21 22 64.8 97.8 -1.9 -65.7 -12 1 1 798 20 51 51 20 52 51 =1215+303 10 22 22 65.0 98.0 -1.9 -65.7 47 F 1 1197 20 52 51 NGC4203 10 22 22 66.7 91.5 -1.9 -72.0 -10 1 1 1197 20 52 51 20 54 51 --- 10 24 22 67.1 91.8 -1.8 -71.9 109 F 1 1995 20 54 51 J1159+2914 10 24 22 68.6 105.0 -1.6 -61.8 -15 1 1 1995 20 54 51 20 55 51 =1156+295 10 25 22 68.8 105.2 -1.6 -61.7 45 F 1 2393 20 55 51 J1217+3007 10 25 22 65.6 98.7 -1.9 -65.5 -12 1 1 2393 20 55 51 20 56 51 =1215+303 10 26 22 65.8 98.9 -1.9 -65.4 47 F 1 2792 20 56 51 NGC4278 10 26 22 65.0 100.2 -1.9 -63.9 -8 1 1 2792 20 56 51 20 58 50 --- 10 28 22 65.4 100.6 -1.9 -63.8 112 F 1 3590 20 58 50 J1159+2914 10 28 22 69.3 106.1 -1.5 -61.2 -14 1 1 3590 20 58 50 20 59 50 =1156+295 10 29 22 69.5 106.4 -1.5 -61.1 46 F 1 3989 20 59 50 J1217+3007 10 29 22 66.4 99.5 -1.8 -65.2 -12 1 1 3989 20 59 50 21 00 50 =1215+303 10 30 22 66.6 99.8 -1.8 -65.1 48 F 1 4388 21 00 50 NGC4203 10 30 22 68.3 92.9 -1.7 -71.8 -11 1 1 4388 21 00 50 21 02 50 --- 10 32 22 68.7 93.2 -1.7 -71.8 109 F 1 5186 21 02 50 J1159+2914 10 32 22 70.1 107.3 -1.5 -60.6 -15 1 1 5186 21 02 50 21 03 49 =1156+295 10 33 22 70.3 107.7 -1.4 -60.4 44 F 1 5585 21 03 49 J1217+3007 10 33 22 67.2 100.5 -1.7 -64.8 -12 1 1 5585 21 03 49 21 04 49 =1215+303 10 34 22 67.4 100.7 -1.7 -64.7 48 F 1 5984 21 04 49 NGC4278 10 34 22 66.6 102.1 -1.8 -63.2 -8 1 1 5984 21 04 49 21 06 49 --- 10 36 22 66.9 102.6 -1.7 -63.0 112 F 1 6781 21 06 49 J1159+2914 10 36 22 70.9 108.6 -1.4 -59.8 -14 1 1 6781 21 06 49 21 07 49 =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 11 Aug 2004 Day 224 --- 21 07 49 J1217+3007 10 37 22 67.9 101.4 -1.7 -64.4 -12 1 1 7180 21 07 49 21 08 49 =1215+303 10 38 22 68.1 101.7 -1.7 -64.3 48 F 1 7579 21 08 49 NGC4203 10 38 22 69.8 94.3 -1.6 -71.5 -11 1 1 7579 21 08 49 21 10 48 --- 10 40 22 70.2 94.7 -1.6 -71.4 109 F 1 8377 21 10 48 J1159+2914 10 40 22 71.6 110.0 -1.3 -59.0 -16 1 1 8377 21 10 48 21 11 48 =1156+295 10 41 22 71.8 110.4 -1.3 -58.8 44 F 1 8776 21 11 48 J1217+3007 10 41 22 68.7 102.5 -1.6 -64.0 -12 1 1 8776 21 11 48 21 12 48 =1215+303 10 42 22 68.9 102.7 -1.6 -63.9 48 F 1 9175 21 12 48 NGC4278 10 42 22 68.1 104.2 -1.6 -62.2 -8 1 1 9175 21 12 48 21 14 48 --- 10 44 22 68.5 104.7 -1.6 -62.0 112 F 1 9973 21 14 48 J1159+2914 10 44 22 72.4 111.5 -1.3 -58.1 -14 1 1 9973 21 14 48 21 15 48 =1156+295 10 45 22 72.6 111.9 -1.2 -57.8 46 F 1 10372 21 15 48 J1217+3007 10 45 22 69.5 103.5 -1.5 -63.5 -12 1 1 10372 21 15 48 21 16 47 =1215+303 10 46 22 69.7 103.8 -1.5 -63.3 48 F 1 10771 21 16 47 NGC4203 10 46 22 71.4 96.0 -1.5 -71.1 -11 1 1 10771 21 16 47 21 18 47 --- 10 48 22 71.8 96.4 -1.4 -71.0 108 F 1 11568 21 18 47 J1159+2914 10 48 22 73.1 113.1 -1.2 -57.1 -17 1 1 11568 21 18 47 21 19 47 =1156+295 10 49 22 73.3 113.5 -1.2 -56.8 43 F 1 11967 21 19 47 J1217+3007 10 49 22 70.3 104.7 -1.5 -62.9 -12 1 1 11967 21 19 47 21 20 47 =1215+303 10 50 22 70.5 105.0 -1.5 -62.8 48 F 1 12366 21 20 47 NGC4278 10 50 22 69.6 106.5 -1.5 -61.1 -8 1 1 12366 21 20 47 21 22 46 --- 10 52 22 70.0 107.1 -1.5 -60.7 112 F 1 13164 21 22 46 J1159+2914 10 52 22 73.8 114.8 -1.1 -55.9 -14 1 1 13164 21 22 46 21 23 46 =1156+295 10 53 22 74.0 115.2 -1.1 -55.6 46 F 1 13563 21 23 46 J1217+3007 10 53 22 71.0 105.9 -1.4 -62.3 -12 1 1 13563 21 23 46 21 24 46 =1215+303 10 54 22 71.2 106.2 -1.4 -62.1 48 F 1 13962 21 24 46 J1207+2754 10 54 22 72.0 115.9 -1.2 -54.1 -12 1 1 13962 21 24 46 21 25 46 =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 11 Aug 2004 Day 224 --- 21 25 46 J1228+3128 10 55 22 70.0 99.8 -1.6 -66.9 -17 1 1 14361 21 25 46 21 26 46 =1225+317 10 56 22 70.2 100.1 -1.5 -66.8 43 F 1 14760 21 26 46 J1214+3309 10 56 22 73.6 98.6 -1.3 -70.1 -13 1 1 14760 21 26 46 21 27 46 =1211+334 10 57 22 73.8 98.9 -1.3 -70.0 47 F 1 15159 21 27 46 J1228+3706 10 57 22 71.8 83.5 -1.5 -82.6 -16 1 1 15159 21 27 46 21 28 45 =1226+373 10 58 22 72.0 83.6 -1.5 -82.6 44 F 1 15557 21 30 47 J0927+3902 11 00 24 71.7 -77.2 1.6 88.3 8 1 1 15557 21 30 47 21 33 47 =0923+392 11 03 24 71.1 -77.2 1.6 87.8 180 F 1 16754 21 33 47 J1159+2914 11 03 24 75.8 120.2 -0.9 -52.1 -138 1 2 16754 21 33 47 21 36 16 =1156+295 11 05 54 76.2 121.6 -0.9 -51.0 12 R 1 17449 21 36 16 J1217+3007 11 05 54 73.4 110.2 -1.2 -59.7 -14 1 2 17449 21 36 16 21 37 16 =1215+303 11 06 54 73.6 110.6 -1.2 -59.5 46 R 1 17050 21 37 16 NGC4203 11 06 54 75.5 101.1 -1.1 -69.0 -12 1 2 17050 21 37 16 21 39 16 --- 11 08 54 75.9 101.7 -1.1 -68.7 107 R 1 16252 21 39 16 J1159+2914 11 08 54 76.7 123.3 -0.8 -49.7 -20 1 2 16252 21 39 16 21 40 15 =1156+295 11 09 54 76.9 124.0 -0.8 -49.2 39 R 1 15853 21 40 15 J1217+3007 11 09 54 74.2 111.8 -1.1 -58.7 -14 1 2 15853 21 40 15 21 41 15 =1215+303 11 10 54 74.3 112.2 -1.1 -58.4 46 R 1 15454 21 41 15 NGC4203 11 10 54 76.3 102.4 -1.1 -68.3 -13 1 2 15454 21 41 15 21 43 15 --- 11 12 54 76.6 103.0 -1.0 -67.9 107 R 1 14656 21 43 15 J1159+2914 11 12 54 77.4 125.9 -0.8 -47.6 -21 1 2 14656 21 43 15 21 44 15 =1156+295 11 13 54 77.5 126.6 -0.8 -47.1 39 R 1 14257 21 44 15 J1217+3007 11 13 54 74.9 113.5 -1.1 -57.6 -15 1 2 14257 21 44 15 21 45 15 =1215+303 11 14 54 75.1 113.9 -1.1 -57.3 45 R 1 13858 21 45 15 NGC4203 11 14 54 77.0 103.7 -1.0 -67.5 -13 1 2 13858 21 45 15 21 47 14 --- 11 16 54 77.4 104.5 -1.0 -67.1 107 R 1 13061 21 47 14 J1159+2914 11 16 54 78.0 128.7 -0.7 -45.4 -22 1 2 13061 21 47 14 21 48 14 =1156+295 11 17 54 78.2 129.5 -0.7 -44.8 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 11 Aug 2004 Day 224 --- 21 48 14 J1217+3007 11 17 54 75.6 115.3 -1.0 -56.3 -15 1 2 12662 21 48 14 21 49 14 =1215+303 11 18 54 75.8 115.8 -1.0 -55.9 44 R 1 12263 21 49 14 NGC4203 11 18 54 77.8 105.2 -0.9 -66.6 -13 1 2 12263 21 49 14 21 51 14 --- 11 20 54 78.2 106.0 -0.9 -66.1 107 R 1 11465 21 51 14 J1159+2914 11 20 54 78.6 131.8 -0.6 -42.8 -23 1 2 11465 21 51 14 21 52 14 =1156+295 11 21 54 78.8 132.6 -0.6 -42.1 37 R 1 11066 21 52 14 J1217+3007 11 21 54 76.3 117.3 -0.9 -54.8 -16 1 2 11066 21 52 14 21 53 13 =1215+303 11 22 54 76.5 117.9 -0.9 -54.4 44 R 1 10667 21 53 13 NGC4203 11 22 54 78.6 106.9 -0.9 -65.5 -13 1 2 10667 21 53 13 21 55 13 --- 11 24 54 78.9 107.8 -0.8 -64.9 106 R 1 9869 21 55 13 J1159+2914 11 24 54 79.2 135.2 -0.6 -40.0 -24 1 2 9869 21 55 13 21 56 13 =1156+295 11 25 54 79.3 136.1 -0.6 -39.2 36 R 1 9470 21 56 13 J1217+3007 11 25 54 77.0 119.6 -0.9 -53.2 -17 1 2 9470 21 56 13 21 57 13 =1215+303 11 26 54 77.2 120.1 -0.9 -52.7 43 R 1 9072 21 57 13 NGC4203 11 26 54 79.3 108.7 -0.8 -64.3 -14 1 2 9072 21 57 13 21 59 12 --- 11 28 54 79.7 109.7 -0.8 -63.6 106 R 1 8274 21 59 12 J1159+2914 11 28 54 79.7 139.0 -0.5 -36.8 -25 1 2 8274 21 59 12 22 00 12 =1156+295 11 29 54 79.9 140.0 -0.5 -35.9 34 R 1 7875 22 00 12 J1217+3007 11 29 54 77.7 122.0 -0.8 -51.3 -18 1 2 7875 22 00 12 22 01 12 =1215+303 11 30 54 77.9 122.6 -0.8 -50.8 42 R 1 7476 22 01 12 NGC4203 11 30 54 80.1 110.8 -0.7 -62.8 -14 1 2 7476 22 01 12 22 03 12 --- 11 32 54 80.4 112.0 -0.7 -61.9 106 R 1 6678 22 03 12 J1159+2914 11 32 54 80.2 143.1 -0.4 -33.2 -27 1 2 6678 22 03 12 22 04 12 =1156+295 11 33 54 80.3 144.2 -0.4 -32.3 33 R 1 6279 22 04 12 J1217+3007 11 33 54 78.4 124.6 -0.7 -49.2 -19 1 2 6279 22 04 12 22 05 11 =1215+303 11 34 54 78.5 125.4 -0.7 -48.6 41 R 1 5880 22 05 11 NGC4203 11 34 54 80.8 113.2 -0.7 -61.0 -14 1 2 5880 22 05 11 22 07 11 --- 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 11 Aug 2004 Day 224 --- 22 07 11 J1159+2914 11 36 54 80.7 147.6 -0.4 -29.3 -28 1 2 5082 22 07 11 22 08 11 =1156+295 11 37 54 80.8 148.8 -0.4 -28.2 32 R 1 4684 22 08 11 J1217+3007 11 37 54 79.0 127.6 -0.7 -46.8 -20 1 2 4684 22 08 11 22 09 11 =1215+303 11 38 54 79.2 128.4 -0.7 -46.2 40 R 1 4285 22 09 11 NGC4203 11 38 54 81.5 115.9 -0.6 -58.8 -14 1 2 4285 22 09 11 22 11 10 --- 11 40 54 81.9 117.5 -0.6 -57.6 105 R 1 3487 22 11 10 J1159+2914 11 40 54 81.1 152.5 -0.3 -24.9 -29 1 2 3487 22 11 10 22 12 10 =1156+295 11 41 54 81.2 153.8 -0.3 -23.8 30 R 1 3088 22 12 10 J1217+3007 11 41 54 79.6 130.9 -0.6 -44.1 -21 1 2 3088 22 12 10 22 13 10 =1215+303 11 42 54 79.8 131.8 -0.6 -43.4 39 R 1 2689 22 13 10 J1207+2754 11 42 54 79.3 149.1 -0.4 -27.6 -18 1 2 2689 22 13 10 22 14 10 =1204+281 11 43 54 79.4 150.1 -0.4 -26.7 42 R 1 2290 22 14 10 J1228+3128 11 43 54 79.1 118.8 -0.7 -54.9 -27 1 2 2290 22 14 10 22 15 10 =1225+317 11 44 54 79.3 119.4 -0.7 -54.4 33 R 1 1891 22 15 10 J1214+3309 11 44 54 82.7 122.1 -0.5 -53.7 -13 1 2 1891 22 15 10 22 16 10 =1211+334 11 45 54 82.9 123.1 -0.5 -52.8 47 R 1 1492 22 16 10 J1228+3706 11 45 54 81.4 87.7 -0.7 -85.7 -30 1 2 1492 22 16 10 22 17 09 =1226+373 11 46 54 81.6 87.8 -0.7 -85.8 30 R 1 1093 22 17 09 J1159+2914 11 46 54 81.6 160.6 -0.2 -17.7 -54 1 2 1093 22 17 09 22 18 09 =1156+295 11 47 54 81.6 162.0 -0.2 -16.4 5 R 1 694 22 18 09 J1217+3007 11 47 54 80.5 136.5 -0.5 -39.3 -23 1 2 694 22 18 09 22 19 09 =1215+303 11 48 54 80.6 137.5 -0.5 -38.4 37 R 1 296 22 19 09 NGC4203 11 48 54 83.3 125.0 -0.4 -51.2 -14 1 3 296 22 19 09 22 21 09 --- 11 50 54 83.6 127.3 -0.4 -49.1 105 F 1 1093 22 21 09 J1159+2914 11 50 54 81.8 166.4 -0.1 -12.4 -32 1 3 1093 22 21 09 22 22 09 =1156+295 11 51 54 81.8 167.9 -0.1 -11.0 28 F 1 1492 22 22 09 J1217+3007 11 51 54 81.0 140.8 -0.4 -35.6 -24 1 3 1492 22 22 09 22 23 08 =1215+303 11 52 54 81.2 141.9 -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 11 Aug 2004 Day 224 --- 22 23 08 NGC4278 11 52 54 80.2 142.3 -0.5 -33.9 -8 1 3 1891 22 23 08 22 25 08 --- 11 54 54 80.4 144.5 -0.4 -32.0 112 F 1 2689 22 25 08 J1159+2914 11 54 54 81.9 172.5 -0.1 -6.9 -25 1 3 2689 22 25 08 22 26 08 =1156+295 11 55 54 82.0 174.0 -0.1 -5.5 35 F 1 3088 22 26 08 J1217+3007 11 55 54 81.5 145.5 -0.4 -31.4 -25 1 3 3088 22 26 08 22 27 08 =1215+303 11 56 54 81.6 146.8 -0.4 -30.3 35 F 1 3487 22 27 08 NGC4203 11 56 54 84.5 135.8 -0.3 -41.5 -13 1 3 3487 22 27 08 22 29 07 --- 11 58 54 84.7 139.3 -0.3 -38.4 106 F 1 4285 22 29 07 J1159+2914 11 58 54 82.0 178.7 0.0 -1.2 -32 1 3 4285 22 29 07 22 30 07 =1156+295 11 59 54 82.0 180.2 0.0 0.2 28 F 1 4684 22 30 07 J1217+3007 11 59 54 81.9 150.8 -0.3 -26.7 -26 1 3 4684 22 30 07 22 31 07 =1215+303 12 00 54 82.0 152.2 -0.3 -25.4 34 F 1 5082 22 31 07 NGC4278 12 00 54 81.1 151.6 -0.3 -25.7 -8 1 3 5082 22 31 07 22 33 07 --- 12 02 54 81.2 154.2 -0.3 -23.4 112 F 1 5880 22 33 07 J1159+2914 12 02 54 82.0 184.9 0.1 4.5 -26 1 3 5880 22 33 07 22 34 07 =1156+295 12 03 54 81.9 186.5 0.1 5.9 33 F 1 6279 22 34 07 J1217+3007 12 03 54 82.3 156.5 -0.2 -21.5 -26 1 3 6279 22 34 07 22 35 06 =1215+303 12 04 54 82.4 158.0 -0.2 -20.1 34 F 1 6678 22 35 06 NGC4203 12 04 54 85.4 151.6 -0.2 -26.9 -12 1 3 6678 22 35 06 22 37 06 --- 12 06 54 85.6 156.5 -0.1 -22.3 108 F 1 7476 22 37 06 J1159+2914 12 06 54 81.9 191.1 0.1 10.1 -29 1 3 7476 22 37 06 22 38 06 =1156+295 12 07 54 81.8 192.6 0.1 11.5 31 F 1 7875 22 38 06 J1217+3007 12 07 54 82.6 162.8 -0.2 -15.8 -26 1 3 7875 22 38 06 22 39 06 =1215+303 12 08 54 82.6 164.4 -0.2 -14.4 34 F 1 8274 22 39 06 NGC4278 12 08 54 81.7 162.5 -0.2 -15.9 -8 1 3 8274 22 39 06 22 41 06 --- 12 10 54 81.8 165.5 -0.2 -13.2 112 F 1 9072 22 41 06 J1159+2914 12 10 54 81.7 197.0 0.2 15.5 -27 1 3 9072 22 41 06 22 42 05 =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 11 Aug 2004 Day 224 --- 22 42 05 J1217+3007 12 11 54 82.7 169.4 -0.1 -9.8 -25 1 3 9470 22 42 05 22 43 05 =1215+303 12 12 54 82.8 171.1 -0.1 -8.2 34 F 1 9869 22 43 05 NGC4203 12 12 54 85.9 173.0 0.0 -6.7 -12 1 3 9869 22 43 05 22 45 05 --- 12 14 54 85.9 178.8 0.0 -1.1 107 F 1 10667 22 45 05 J1159+2914 12 14 54 81.4 202.7 0.3 20.6 -22 1 3 10667 22 45 05 22 46 05 =1156+295 12 15 54 81.3 204.0 0.3 21.8 38 F 1 11066 22 46 05 J1217+3007 12 15 54 82.8 176.2 0.0 -3.5 -25 1 3 11066 22 46 05 22 47 05 =1215+303 12 16 54 82.9 178.0 0.0 -1.9 35 F 1 11465 22 47 05 NGC4278 12 16 54 82.0 174.6 -0.1 -4.9 -8 1 3 11465 22 47 05 22 49 04 --- 12 18 54 82.0 177.8 0.0 -2.0 111 F 1 12263 22 49 04 J1159+2914 12 18 54 81.0 207.9 0.3 25.3 -26 1 3 12263 22 49 04 22 50 04 =1156+295 12 19 54 81.0 209.2 0.3 26.4 34 F 1 12662 22 50 04 J1217+3007 12 19 54 82.9 183.2 0.0 2.9 -23 1 3 12662 22 50 04 22 51 04 =1215+303 12 20 54 82.8 184.9 0.0 4.5 36 F 1 13061 22 51 04 J1207+2754 12 20 54 80.3 197.5 0.2 15.7 -14 1 3 13061 22 51 04 22 52 04 =1204+281 12 21 54 80.2 198.8 0.2 16.9 45 F 1 13459 22 52 04 J1228+3128 12 21 54 84.1 166.0 -0.1 -13.0 -28 1 3 13459 22 52 04 22 53 04 =1225+317 12 22 54 84.1 168.0 -0.1 -11.2 32 F 1 13858 22 53 04 J1214+3309 12 22 54 85.5 203.9 0.1 22.7 -30 1 3 13858 22 53 04 22 54 03 =1211+334 12 23 54 85.5 206.4 0.2 25.0 30 F 1 14257 22 54 03 J1228+3706 12 23 54 89.0 98.0 -0.1 -81.3 -78 1 3 14257 22 54 03 22 55 03 =1226+373 12 24 54 89.2 100.1 -0.1 -79.3 -18 F 1 14656 22 55 03 J1159+2914 12 24 54 80.4 215.1 0.4 31.6 -83 1 3 14656 22 55 03 22 56 03 =1156+295 12 25 54 80.3 216.2 0.4 32.6 -23 F 1 15055 22 56 03 J1217+3007 12 25 54 82.7 193.4 0.1 12.3 -21 1 3 15055 22 56 03 22 57 03 =1215+303 12 26 54 82.6 195.1 0.1 13.8 39 F 1 15454 22 57 03 NGC4203 12 26 54 85.3 211.2 0.2 29.5 -17 1 3 15454 22 57 03 22 59 03 --- 12 28 54 85.1 215.4 0.2 33.5 103 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 11 Aug 2004 Day 224 --- 22 59 03 J1159+2914 12 28 54 79.9 219.4 0.5 35.3 -16 1 3 16252 22 59 03 23 00 02 =1156+295 12 29 54 79.8 220.4 0.5 36.2 44 F 1 16651 23 00 02 J1217+3007 12 29 54 82.5 199.9 0.2 18.2 -20 1 3 16651 23 00 02 23 01 02 =1215+303 12 30 54 82.4 201.4 0.2 19.6 40 F 1 17050 23 01 02 NGC4203 12 30 54 84.8 219.3 0.3 37.1 -18 1 4 17050 23 01 02 23 03 02 --- 12 32 54 84.6 222.9 0.3 40.3 102 R 1 17353 23 03 02 J1159+2914 12 32 54 79.4 223.2 0.6 38.7 -16 1 4 17353 23 03 02 23 04 02 =1156+295 12 33 54 79.3 224.2 0.6 39.5 44 R 1 16954 23 04 02 J1217+3007 12 33 54 82.1 205.9 0.3 23.7 -18 1 4 16954 23 04 02 23 05 02 =1215+303 12 34 54 82.1 207.3 0.3 25.0 42 R 1 16555 23 05 02 NGC4203 12 34 54 84.3 226.1 0.3 43.3 -19 1 4 16555 23 05 02 23 07 01 --- 12 36 54 84.0 229.0 0.4 45.9 101 R 1 15757 23 07 01 J1159+2914 12 36 54 78.9 226.8 0.6 41.7 -16 1 4 15757 23 07 01 23 08 01 =1156+295 12 37 54 78.7 227.6 0.6 42.4 44 R 1 15358 23 08 01 J1217+3007 12 37 54 81.8 211.4 0.3 28.7 -17 1 4 15358 23 08 01 23 09 01 =1215+303 12 38 54 81.7 212.7 0.3 29.9 43 R 1 14959 23 09 01 NGC4203 12 38 54 83.7 231.7 0.4 48.3 -19 1 4 14959 23 09 01 23 11 01 --- 12 40 54 83.4 234.1 0.4 50.4 101 R 1 14161 23 11 01 J1159+2914 12 40 54 78.3 230.0 0.7 44.3 -16 1 4 14161 23 11 01 23 12 00 =1156+295 12 41 54 78.1 230.8 0.7 45.0 44 R 1 13762 23 12 00 J1217+3007 12 41 54 81.3 216.5 0.4 33.2 -16 1 4 13762 23 12 00 23 13 00 =1215+303 12 42 54 81.2 217.7 0.4 34.2 44 R 1 13363 23 13 00 NGC4203 12 42 54 83.1 236.3 0.5 52.3 -18 1 4 13363 23 13 00 23 15 00 --- 12 44 54 82.7 238.3 0.5 54.1 101 R 1 12566 23 15 00 J1159+2914 12 44 54 77.6 232.9 0.8 46.7 -16 1 4 12566 23 15 00 23 16 00 =1156+295 12 45 54 77.5 233.6 0.8 47.3 44 R 1 12167 23 16 00 J1217+3007 12 45 54 80.8 221.0 0.5 37.2 -14 1 4 12167 23 16 00 23 17 00 =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 11 Aug 2004 Day 224 --- 23 17 00 NGC4203 12 46 54 82.4 240.2 0.5 55.6 -18 1 4 11768 23 17 00 23 18 59 --- 12 48 54 82.0 241.9 0.6 57.1 102 R 1 10970 23 18 59 J1159+2914 12 48 54 77.0 235.6 0.8 48.8 -16 1 4 10970 23 18 59 23 19 59 =1156+295 12 49 54 76.8 236.2 0.8 49.3 44 R 1 10571 23 19 59 J1217+3007 12 49 54 80.3 225.1 0.5 40.7 -13 1 4 10571 23 19 59 23 20 59 =1215+303 12 50 54 80.1 226.1 0.5 41.5 46 R 1 10172 23 20 59 NGC4203 12 50 54 81.7 243.5 0.6 58.3 -18 1 4 10172 23 20 59 23 22 59 --- 12 52 54 81.3 244.9 0.6 59.5 102 R 1 9374 23 22 59 J1159+2914 12 52 54 76.3 238.0 0.9 50.7 -16 1 4 9374 23 22 59 23 23 58 =1156+295 12 53 54 76.2 238.6 0.9 51.2 44 R 1 8975 23 23 58 J1217+3007 12 53 54 79.7 228.8 0.6 43.8 -13 1 4 8975 23 23 58 23 24 58 =1215+303 12 54 54 79.5 229.7 0.6 44.6 47 R 1 8577 23 24 58 NGC4203 12 54 54 81.0 246.3 0.7 60.6 -17 1 4 8577 23 24 58 23 26 58 --- 12 56 54 80.6 247.6 0.7 61.6 103 R 1 7779 23 26 58 J1159+2914 12 56 54 75.6 240.3 1.0 52.4 -16 1 4 7779 23 26 58 23 27 58 =1156+295 12 57 54 75.5 240.8 1.0 52.8 44 R 1 7380 23 27 58 J1217+3007 12 57 54 79.1 232.1 0.7 46.6 -13 1 4 7380 23 27 58 23 28 58 =1215+303 12 58 54 78.9 232.9 0.7 47.2 47 R 1 6981 23 28 58 NGC4203 12 58 54 80.2 248.7 0.7 62.4 -17 1 4 6981 23 28 58 23 30 57 --- 13 00 54 79.8 249.8 0.8 63.3 103 R 1 6183 23 30 57 J1159+2914 13 00 54 74.9 242.3 1.0 53.9 -16 1 4 6183 23 30 57 23 31 57 =1156+295 13 01 54 74.8 242.8 1.0 54.3 44 R 1 5784 23 31 57 J1217+3007 13 01 54 78.4 235.1 0.7 49.0 -13 1 4 5784 23 31 57 23 32 57 =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 19.463474 29 33 29.26303 * 29 16 50.71500 29 15 33.74930 From catalog imbedded in main SCHED input file. * NGC4203 12 12 33.939703 * 12 15 05.051900 12 15 17.705884 33 28 30.45674 * 33 11 50.35900 33 10 33.85857 From catalog imbedded in main SCHED input file. * J0927+3902 09 23 55.319195 * 09 27 03.013916 09 27 18.303874 0923+392 39 15 23.56655 * 39 02 20.85195 39 01 21.21539 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 44.678033 1156+295 29 31 25.73884 * 29 14 43.82694 29 13 26.57704 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 40.668704 1204+281 28 11 40.43094 * 27 54 58.84997 27 53 41.42247 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 16.782461 1211+334 33 26 25.95157 * 33 09 45.59525 33 08 29.06502 /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 04.734315 1215+303 30 23 39.94026 * 30 07 00.63625 30 05 43.74167 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 37.488824 1225+317 31 45 12.51974 * 31 28 37.62894 31 27 21.32969 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 59.837985 1226+373 37 22 46.76035 * 37 06 12.09578 37 04 56.66372 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 42.1 NGC4203 42.0 J0927+3902 24.1 J1159+2914 37.7 J1207+2754 39.2 J1214+3309 41.7 J1217+3007 41.8 J1228+3128 44.3 J1228+3706 45.7 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