COVER INFORMATION Station: VLBA_NL (Code Nl ) 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_NL (Code Nl ) 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 12 06 11 77.4 186.5 0.1 5.6 0 1 1 0 10 26 44 10 28 43 =1156+295 12 08 11 77.3 188.5 0.1 7.2 120 F 1 798 10 28 43 J1217+3007 12 08 11 78.2 169.6 -0.2 -9.0 -19 1 1 798 10 28 43 10 29 43 =1215+303 12 09 11 78.2 170.6 -0.1 -8.1 41 F 1 1197 10 29 43 NGC4203 12 09 11 81.3 171.6 -0.1 -7.5 -12 1 1 1197 10 29 43 10 31 43 --- 12 11 11 81.4 174.3 -0.1 -5.0 107 F 1 1995 10 31 43 J1159+2914 12 11 11 77.2 191.4 0.2 9.7 -17 1 1 1995 10 31 43 10 32 43 =1156+295 12 12 11 77.2 192.4 0.2 10.6 42 F 1 2393 10 32 43 J1217+3007 12 12 11 78.3 173.8 -0.1 -5.4 -18 1 1 2393 10 32 43 10 33 43 =1215+303 12 13 11 78.3 174.8 -0.1 -4.4 41 F 1 2792 10 33 43 NGC4278 12 13 11 77.4 172.9 -0.1 -6.1 -8 1 1 2792 10 33 43 10 35 42 --- 12 15 11 77.4 174.9 -0.1 -4.4 112 F 1 3590 10 35 42 J1159+2914 12 15 11 77.1 195.3 0.3 13.0 -20 1 1 3590 10 35 42 10 36 42 =1156+295 12 16 11 77.0 196.2 0.3 13.8 40 F 1 3989 10 36 42 J1217+3007 12 16 11 78.3 178.0 0.0 -1.7 -18 1 1 3989 10 36 42 10 37 42 =1215+303 12 17 11 78.3 179.1 0.0 -0.8 42 F 1 4388 10 37 42 NGC4203 12 17 11 81.4 182.7 0.0 2.4 -12 1 1 4388 10 37 42 10 39 42 --- 12 19 11 81.4 185.5 0.1 4.9 108 F 1 5186 10 39 42 J1159+2914 12 19 11 76.8 199.0 0.3 16.2 -15 1 1 5186 10 39 42 10 40 42 =1156+295 12 20 11 76.8 199.9 0.3 16.9 45 F 1 5585 10 40 42 J1217+3007 12 20 11 78.3 182.3 0.0 2.0 -18 1 1 5585 10 40 42 10 41 41 =1215+303 12 21 11 78.3 183.4 0.1 2.9 42 F 1 5984 10 41 41 NGC4278 12 21 11 77.5 180.9 0.0 0.8 -8 1 1 5984 10 41 41 10 43 41 --- 12 23 11 77.5 182.9 0.0 2.5 112 F 1 6781 10 43 41 J1159+2914 12 23 11 76.6 202.6 0.4 19.2 -19 1 1 6781 10 43 41 10 44 41 =1156+295 12 24 11 76.5 203.5 0.4 19.9 41 F 1 7180 Schedule for VLBA_NL (Code Nl ) 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 12 24 11 78.3 186.6 0.1 5.7 -17 1 1 7180 10 44 41 10 45 41 =1215+303 12 25 11 78.2 187.6 0.1 6.6 43 F 1 7579 10 45 41 NGC4203 12 25 11 81.2 193.7 0.2 12.2 -12 1 1 7579 10 45 41 10 47 40 --- 12 27 11 81.1 196.3 0.2 14.5 108 F 1 8377 10 47 40 J1159+2914 12 27 11 76.3 206.1 0.5 22.1 -16 1 1 8377 10 47 40 10 48 40 =1156+295 12 28 11 76.2 207.0 0.5 22.8 44 F 1 8776 10 48 40 J1217+3007 12 28 11 78.1 190.8 0.2 9.3 -17 1 1 8776 10 48 40 10 49 40 =1215+303 12 29 11 78.1 191.8 0.2 10.2 43 F 1 9175 10 49 40 NGC4278 12 29 11 77.4 188.9 0.1 7.6 -8 1 1 9175 10 49 40 10 51 40 --- 12 31 11 77.3 190.9 0.2 9.3 112 F 1 9973 10 51 40 J1159+2914 12 31 11 75.9 209.5 0.5 24.8 -18 1 1 9973 10 51 40 10 52 40 =1156+295 12 32 11 75.8 210.3 0.5 25.5 41 F 1 10372 10 52 40 J1217+3007 12 32 11 78.0 194.9 0.2 12.8 -16 1 1 10372 10 52 40 10 53 39 =1215+303 12 33 11 77.9 195.9 0.3 13.6 44 F 1 10771 10 53 39 NGC4203 12 33 11 80.7 203.9 0.3 21.2 -12 1 1 10771 10 53 39 10 55 39 --- 12 35 11 80.5 206.3 0.3 23.2 108 F 1 11568 10 55 39 J1159+2914 12 35 11 75.5 212.6 0.6 27.4 -16 1 1 11568 10 55 39 10 56 39 =1156+295 12 36 11 75.4 213.4 0.6 28.1 44 F 1 11967 10 56 39 J1217+3007 12 36 11 77.8 198.9 0.3 16.2 -16 1 1 11967 10 56 39 10 57 39 =1215+303 12 37 11 77.7 199.8 0.3 17.0 44 F 1 12366 10 57 39 NGC4278 12 37 11 77.0 196.7 0.3 14.2 -8 1 1 12366 10 57 39 10 59 38 --- 12 39 11 76.9 198.5 0.3 15.8 112 F 1 13164 10 59 38 J1159+2914 12 39 11 75.1 215.7 0.7 29.9 -17 1 1 13164 10 59 38 11 00 38 =1156+295 12 40 11 75.0 216.4 0.7 30.5 42 F 1 13563 11 00 38 J1217+3007 12 40 11 77.5 202.7 0.4 19.4 -15 1 1 13563 11 00 38 11 01 38 =1215+303 12 41 11 77.4 203.6 0.4 20.2 45 F 1 13962 11 01 38 J1207+2754 12 41 11 74.5 208.9 0.6 24.1 -12 1 1 13962 11 01 38 11 02 38 =1204+281 12 42 11 74.4 209.7 0.6 24.7 48 F 1 14361 Schedule for VLBA_NL (Code Nl ) 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 12 42 11 79.3 195.9 0.2 13.8 -16 1 1 14361 11 02 38 11 03 38 =1225+317 12 43 11 79.3 197.0 0.2 14.8 44 F 1 14760 11 03 38 J1214+3309 12 43 11 79.6 215.9 0.5 31.5 -19 1 1 14760 11 03 38 11 04 38 =1211+334 12 44 11 79.5 216.9 0.5 32.3 41 F 1 15159 11 04 38 J1228+3706 12 44 11 84.5 213.4 0.3 30.9 -16 1 1 15159 11 04 38 11 05 37 =1226+373 12 45 11 84.4 215.1 0.3 32.5 44 F 1 15557 11 07 39 J0927+3902 12 47 13 52.4 283.0 3.3 69.3 52 1 1 15557 11 07 39 11 10 39 =0923+392 12 50 13 51.8 283.3 3.4 69.1 180 F 1 16754 11 10 39 J1159+2914 12 50 13 73.8 223.2 0.8 35.8 -50 1 2 16754 11 10 39 11 13 08 =1156+295 12 52 43 73.5 224.8 0.9 37.0 100 R 1 17449 11 13 08 J1217+3007 12 52 43 76.4 213.7 0.6 28.6 -13 1 2 17449 11 13 08 11 14 08 =1215+303 12 53 43 76.3 214.5 0.6 29.2 46 R 1 17050 11 14 08 NGC4203 12 53 43 78.5 224.7 0.6 38.8 -13 1 2 17050 11 14 08 11 16 08 --- 12 55 43 78.3 226.3 0.7 40.1 107 R 1 16252 11 16 08 J1159+2914 12 55 43 73.1 226.6 0.9 38.4 -16 1 2 16252 11 16 08 11 17 08 =1156+295 12 56 43 73.0 227.2 1.0 38.8 44 R 1 15853 11 17 08 J1217+3007 12 56 43 76.0 216.8 0.6 31.1 -13 1 2 15853 11 17 08 11 18 07 =1215+303 12 57 43 75.9 217.6 0.7 31.7 47 R 1 15454 11 18 07 NGC4203 12 57 43 78.0 227.8 0.7 41.3 -13 1 2 15454 11 18 07 11 20 07 --- 12 59 43 77.7 229.3 0.7 42.5 107 R 1 14656 11 20 07 J1159+2914 12 59 43 72.5 228.9 1.0 40.1 -16 1 2 14656 11 20 07 11 21 07 =1156+295 13 00 43 72.4 229.4 1.0 40.5 44 R 1 14257 11 21 07 J1217+3007 13 00 43 75.5 219.8 0.7 33.5 -12 1 2 14257 11 21 07 11 22 07 =1215+303 13 01 43 75.4 220.5 0.7 34.1 47 R 1 13858 11 22 07 NGC4203 13 01 43 77.4 230.7 0.8 43.6 -13 1 2 13858 11 22 07 11 24 06 --- 13 03 43 77.1 232.1 0.8 44.6 107 R 1 13061 11 24 06 J1159+2914 13 03 43 72.0 231.0 1.1 41.6 -16 1 2 13061 11 24 06 11 25 06 =1156+295 13 04 43 71.8 231.6 1.1 42.0 44 R 1 12662 Schedule for VLBA_NL (Code Nl ) 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 13 04 43 75.0 222.6 0.8 35.7 -12 1 2 12662 11 25 06 11 26 06 =1215+303 13 05 43 74.9 223.3 0.8 36.2 47 R 1 12263 11 26 06 NGC4203 13 05 43 76.8 233.4 0.8 45.7 -13 1 2 12263 11 26 06 11 28 06 --- 13 07 43 76.5 234.6 0.9 46.6 107 R 1 11465 11 28 06 J1159+2914 13 07 43 71.4 233.1 1.1 43.1 -16 1 2 11465 11 28 06 11 29 06 =1156+295 13 08 43 71.2 233.6 1.2 43.4 44 R 1 11066 11 29 06 J1217+3007 13 08 43 74.5 225.2 0.8 37.7 -13 1 2 11066 11 29 06 11 30 05 =1215+303 13 09 43 74.4 225.9 0.9 38.2 47 R 1 10667 11 30 05 NGC4203 13 09 43 76.2 235.8 0.9 47.5 -13 1 2 10667 11 30 05 11 32 05 --- 13 11 43 75.9 237.0 0.9 48.4 107 R 1 9869 11 32 05 J1159+2914 13 11 43 70.8 235.0 1.2 44.4 -16 1 2 9869 11 32 05 11 33 05 =1156+295 13 12 43 70.6 235.5 1.2 44.8 44 R 1 9470 11 33 05 J1217+3007 13 12 43 74.0 227.7 0.9 39.6 -13 1 2 9470 11 33 05 11 34 05 =1215+303 13 13 43 73.8 228.3 0.9 40.1 47 R 1 9072 11 34 05 NGC4203 13 13 43 75.6 238.1 1.0 49.2 -13 1 2 9072 11 34 05 11 36 04 --- 13 15 43 75.3 239.2 1.0 49.9 107 R 1 8274 11 36 04 J1159+2914 13 15 43 70.2 236.9 1.3 45.7 -16 1 2 8274 11 36 04 11 37 04 =1156+295 13 16 43 70.0 237.3 1.3 46.0 44 R 1 7875 11 37 04 J1217+3007 13 16 43 73.4 230.1 1.0 41.4 -13 1 2 7875 11 37 04 11 38 04 =1215+303 13 17 43 73.2 230.6 1.0 41.8 47 R 1 7476 11 38 04 NGC4203 13 17 43 75.0 240.2 1.0 50.7 -12 1 2 7476 11 38 04 11 40 04 --- 13 19 43 74.6 241.2 1.1 51.4 107 R 1 6678 11 40 04 J1159+2914 13 19 43 69.5 238.6 1.3 46.9 -16 1 2 6678 11 40 04 11 41 04 =1156+295 13 20 43 69.4 239.0 1.4 47.1 44 R 1 6279 11 41 04 J1217+3007 13 20 43 72.8 232.3 1.0 43.0 -13 1 2 6279 11 41 04 11 42 03 =1215+303 13 21 43 72.7 232.8 1.1 43.4 47 R 1 5880 11 42 03 NGC4203 13 21 43 74.3 242.2 1.1 52.0 -12 1 2 5880 11 42 03 11 44 03 --- 13 23 43 74.0 243.2 1.1 52.7 107 R 1 5082 Schedule for VLBA_NL (Code Nl ) 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 13 23 43 68.9 240.3 1.4 47.9 -16 1 2 5082 11 44 03 11 45 03 =1156+295 13 24 43 68.7 240.7 1.4 48.2 44 R 1 4684 11 45 03 J1217+3007 13 24 43 72.2 234.3 1.1 44.5 -13 1 2 4684 11 45 03 11 46 03 =1215+303 13 25 43 72.1 234.8 1.1 44.8 47 R 1 4285 11 46 03 NGC4203 13 25 43 73.6 244.1 1.2 53.3 -12 1 2 4285 11 46 03 11 48 02 --- 13 27 43 73.3 244.9 1.2 53.8 108 R 1 3487 11 48 02 J1159+2914 13 27 43 68.2 241.9 1.5 48.9 -16 1 2 3487 11 48 02 11 49 02 =1156+295 13 28 43 68.1 242.3 1.5 49.1 44 R 1 3088 11 49 02 J1217+3007 13 28 43 71.6 236.3 1.2 45.8 -13 1 2 3088 11 49 02 11 50 02 =1215+303 13 29 43 71.4 236.8 1.2 46.2 47 R 1 2689 11 50 02 J1207+2754 13 29 43 68.3 236.8 1.4 45.0 -12 1 2 2689 11 50 02 11 51 02 =1204+281 13 30 43 68.1 237.3 1.4 45.2 48 R 1 2290 11 51 02 J1228+3128 13 30 43 73.9 235.3 1.0 46.0 -17 1 2 2290 11 51 02 11 52 02 =1225+317 13 31 43 73.7 235.8 1.1 46.3 42 R 1 1891 11 52 02 J1214+3309 13 31 43 72.4 246.9 1.3 55.0 -13 1 2 1891 11 52 02 11 53 02 =1211+334 13 32 43 72.3 247.3 1.3 55.3 46 R 1 1492 11 53 02 J1228+3706 13 32 43 76.8 254.4 1.1 64.2 -15 1 2 1492 11 53 02 11 54 01 =1226+373 13 33 43 76.7 254.8 1.1 64.4 45 R 1 1093 11 54 01 J1159+2914 13 33 43 67.2 244.1 1.6 50.2 -25 1 2 1093 11 54 01 11 55 01 =1156+295 13 34 43 67.1 244.5 1.6 50.5 35 R 1 694 11 55 01 J1217+3007 13 34 43 70.7 239.1 1.3 47.7 -13 1 2 694 11 55 01 11 56 01 =1215+303 13 35 43 70.5 239.5 1.3 48.0 47 R 1 296 11 56 01 NGC4203 13 35 43 71.9 248.2 1.3 55.8 -12 1 3 296 11 56 01 11 58 01 --- 13 37 43 71.6 248.9 1.4 56.2 108 F 1 1093 11 58 01 J1159+2914 13 37 43 66.6 245.5 1.6 51.1 -16 1 3 1093 11 58 01 11 59 01 =1156+295 13 38 43 66.4 245.9 1.7 51.2 44 F 1 1492 11 59 01 J1217+3007 13 38 43 70.0 240.8 1.3 48.8 -13 1 3 1492 11 59 01 12 00 00 =1215+303 13 39 43 69.8 241.2 1.4 49.0 47 F 1 1891 Schedule for VLBA_NL (Code Nl ) 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 13 39 43 69.6 238.4 1.3 46.8 -8 1 3 1891 12 00 00 12 02 00 --- 13 41 43 69.3 239.3 1.4 47.3 112 F 1 2689 12 02 00 J1159+2914 13 41 43 65.9 246.9 1.7 51.8 -13 1 3 2689 12 02 00 12 03 00 =1156+295 13 42 43 65.7 247.2 1.7 52.0 47 F 1 3088 12 03 00 J1217+3007 13 42 43 69.4 242.4 1.4 49.8 -13 1 3 3088 12 03 00 12 04 00 =1215+303 13 43 43 69.2 242.8 1.4 50.1 47 F 1 3487 12 04 00 NGC4203 13 43 43 70.5 251.0 1.5 57.4 -11 1 3 3487 12 04 00 12 06 00 --- 13 45 43 70.2 251.7 1.5 57.8 108 F 1 4285 12 06 00 J1159+2914 13 45 43 65.2 248.2 1.8 52.5 -16 1 3 4285 12 06 00 12 06 59 =1156+295 13 46 43 65.0 248.5 1.8 52.7 44 F 1 4684 12 06 59 J1217+3007 13 46 43 68.7 243.9 1.5 50.7 -13 1 3 4684 12 06 59 12 07 59 =1215+303 13 47 43 68.5 244.3 1.5 51.0 47 F 1 5082 12 07 59 NGC4278 13 47 43 68.4 241.7 1.5 48.8 -8 1 3 5082 12 07 59 12 09 59 --- 13 49 43 68.0 242.5 1.5 49.3 112 F 1 5880 12 09 59 J1159+2914 13 49 43 64.5 249.4 1.8 53.1 -13 1 3 5880 12 09 59 12 10 59 =1156+295 13 50 43 64.3 249.7 1.9 53.3 47 F 1 6279 12 10 59 J1217+3007 13 50 43 68.0 245.4 1.5 51.6 -13 1 3 6279 12 10 59 12 11 59 =1215+303 13 51 43 67.8 245.8 1.6 51.8 46 F 1 6678 12 11 59 NGC4203 13 51 43 69.1 253.6 1.6 58.7 -11 1 3 6678 12 11 59 12 13 58 --- 13 53 43 68.8 254.2 1.6 59.0 108 F 1 7476 12 13 58 J1159+2914 13 53 43 63.8 250.6 1.9 53.7 -16 1 3 7476 12 13 58 12 14 58 =1156+295 13 54 43 63.6 250.9 1.9 53.9 44 F 1 7875 12 14 58 J1217+3007 13 54 43 67.3 246.8 1.6 52.4 -13 1 3 7875 12 14 58 12 15 58 =1215+303 13 55 43 67.2 247.1 1.6 52.6 46 F 1 8274 12 15 58 NGC4278 13 55 43 67.0 244.7 1.6 50.6 -8 1 3 8274 12 15 58 12 17 58 --- 13 57 43 66.7 245.4 1.6 51.0 112 F 1 9072 12 17 58 J1159+2914 13 57 43 63.1 251.7 2.0 54.3 -13 1 3 9072 12 17 58 12 18 57 =1156+295 13 58 43 62.9 252.0 2.0 54.4 47 F 1 9470 Schedule for VLBA_NL (Code Nl ) 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 13 58 43 66.6 248.1 1.7 53.1 -13 1 3 9470 12 18 57 12 19 57 =1215+303 13 59 43 66.5 248.5 1.7 53.3 46 F 1 9869 12 19 57 NGC4203 13 59 43 67.7 255.9 1.7 59.8 -11 1 3 9869 12 19 57 12 21 57 --- 14 01 43 67.3 256.5 1.8 60.0 109 F 1 10667 12 21 57 J1159+2914 14 01 43 62.4 252.8 2.0 54.7 -16 1 3 10667 12 21 57 12 22 57 =1156+295 14 02 43 62.2 253.1 2.1 54.9 44 F 1 11066 12 22 57 J1217+3007 14 02 43 65.9 249.4 1.7 53.8 -13 1 3 11066 12 22 57 12 23 57 =1215+303 14 03 43 65.8 249.7 1.8 54.0 46 F 1 11465 12 23 57 NGC4278 14 03 43 65.7 247.4 1.7 52.1 -8 1 3 11465 12 23 57 12 25 56 --- 14 05 43 65.3 248.0 1.8 52.5 112 F 1 12263 12 25 56 J1159+2914 14 05 43 61.7 253.9 2.1 55.2 -13 1 3 12263 12 25 56 12 26 56 =1156+295 14 06 43 61.5 254.2 2.1 55.3 47 F 1 12662 12 26 56 J1217+3007 14 06 43 65.2 250.7 1.8 54.4 -14 1 3 12662 12 26 56 12 27 56 =1215+303 14 07 43 65.1 251.0 1.8 54.6 46 F 1 13061 12 27 56 J1207+2754 14 07 43 61.9 250.0 2.0 52.5 -12 1 3 13061 12 27 56 12 28 56 =1204+281 14 08 43 61.8 250.3 2.0 52.6 48 F 1 13459 12 28 56 J1228+3128 14 08 43 67.5 250.8 1.7 55.7 -18 1 3 13459 12 28 56 12 29 56 =1225+317 14 09 43 67.4 251.1 1.7 55.8 42 F 1 13858 12 29 56 J1214+3309 14 09 43 65.7 258.7 1.9 60.9 -11 1 3 13858 12 29 56 12 30 55 =1211+334 14 10 43 65.5 259.0 1.9 61.0 49 F 1 14257 12 30 55 J1228+3706 14 10 43 69.9 265.0 1.7 68.6 -15 1 3 14257 12 30 55 12 31 55 =1226+373 14 11 43 69.7 265.2 1.7 68.7 45 F 1 14656 12 31 55 J1159+2914 14 11 43 60.6 255.5 2.2 55.8 -24 1 3 14656 12 31 55 12 32 55 =1156+295 14 12 43 60.4 255.7 2.2 55.9 36 F 1 15055 12 32 55 J1217+3007 14 12 43 64.2 252.4 1.9 55.3 -14 1 3 15055 12 32 55 12 33 55 =1215+303 14 13 43 64.0 252.7 1.9 55.4 46 F 1 15454 12 33 55 NGC4203 14 13 43 65.1 259.5 2.0 61.2 -11 1 3 15454 12 33 55 12 35 55 --- 14 15 43 64.8 260.0 2.0 61.3 109 F 1 16252 Schedule for VLBA_NL (Code Nl ) 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 14 15 43 59.9 256.4 2.3 56.2 -16 1 3 16252 12 35 55 12 36 54 =1156+295 14 16 43 59.7 256.7 2.3 56.3 44 F 1 16651 12 36 54 J1217+3007 14 16 43 63.5 253.5 2.0 55.8 -14 1 3 16651 12 36 54 12 37 54 =1215+303 14 17 43 63.3 253.8 2.0 55.9 46 F 1 17050 12 37 54 NGC4203 14 17 43 64.4 260.5 2.0 61.5 -10 1 4 17050 12 37 54 12 39 54 --- 14 19 43 64.0 260.9 2.1 61.6 109 R 1 17353 12 39 54 J1159+2914 14 19 43 59.1 257.4 2.3 56.5 -16 1 4 17353 12 39 54 12 40 54 =1156+295 14 20 43 59.0 257.6 2.4 56.6 44 R 1 16954 12 40 54 J1217+3007 14 20 43 62.8 254.6 2.0 56.2 -14 1 4 16954 12 40 54 12 41 54 =1215+303 14 21 43 62.6 254.8 2.1 56.3 46 R 1 16555 12 41 54 NGC4203 14 21 43 63.7 261.4 2.1 61.8 -10 1 4 16555 12 41 54 12 43 53 --- 14 23 43 63.3 261.8 2.1 61.9 109 R 1 15757 12 43 53 J1159+2914 14 23 43 58.4 258.3 2.4 56.8 -16 1 4 15757 12 43 53 12 44 53 =1156+295 14 24 43 58.2 258.5 2.4 56.9 44 R 1 15358 12 44 53 J1217+3007 14 24 43 62.0 255.6 2.1 56.6 -14 1 4 15358 12 44 53 12 45 53 =1215+303 14 25 43 61.9 255.9 2.1 56.7 46 R 1 14959 12 45 53 NGC4203 14 25 43 62.9 262.2 2.2 62.0 -10 1 4 14959 12 45 53 12 47 53 --- 14 27 43 62.5 262.7 2.2 62.1 109 R 1 14161 12 47 53 J1159+2914 14 27 43 57.7 259.2 2.5 57.1 -16 1 4 14161 12 47 53 12 48 52 =1156+295 14 28 43 57.5 259.4 2.5 57.2 44 R 1 13762 12 48 52 J1217+3007 14 28 43 61.3 256.6 2.2 57.0 -14 1 4 13762 12 48 52 12 49 52 =1215+303 14 29 43 61.1 256.9 2.2 57.1 46 R 1 13363 12 49 52 NGC4203 14 29 43 62.2 263.1 2.2 62.2 -10 1 4 13363 12 49 52 12 51 52 --- 14 31 43 61.8 263.5 2.3 62.3 110 R 1 12566 12 51 52 J1159+2914 14 31 43 56.9 260.1 2.5 57.3 -16 1 4 12566 12 51 52 12 52 52 =1156+295 14 32 43 56.8 260.3 2.6 57.4 44 R 1 12167 12 52 52 J1217+3007 14 32 43 60.6 257.6 2.2 57.3 -14 1 4 12167 12 52 52 12 53 52 =1215+303 14 33 43 60.4 257.8 2.3 57.4 46 R 1 11768 Schedule for VLBA_NL (Code Nl ) 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 14 33 43 61.4 263.9 2.3 62.4 -10 1 4 11768 12 53 52 12 55 51 --- 14 35 43 61.1 264.3 2.3 62.5 110 R 1 10970 12 55 51 J1159+2914 14 35 43 56.2 260.9 2.6 57.6 -16 1 4 10970 12 55 51 12 56 51 =1156+295 14 36 43 56.0 261.1 2.6 57.6 44 R 1 10571 12 56 51 J1217+3007 14 36 43 59.9 258.5 2.3 57.6 -14 1 4 10571 12 56 51 12 57 51 =1215+303 14 37 43 59.7 258.7 2.3 57.7 46 R 1 10172 12 57 51 NGC4203 14 37 43 60.7 264.7 2.4 62.5 -10 1 4 10172 12 57 51 12 59 51 --- 14 39 43 60.3 265.1 2.4 62.6 110 R 1 9374 12 59 51 J1159+2914 14 39 43 55.5 261.8 2.7 57.8 -16 1 4 9374 12 59 51 13 00 50 =1156+295 14 40 43 55.3 262.0 2.7 57.8 44 R 1 8975 13 00 50 J1217+3007 14 40 43 59.1 259.4 2.4 57.9 -14 1 4 8975 13 00 50 13 01 50 =1215+303 14 41 43 58.9 259.6 2.4 58.0 46 R 1 8577 13 01 50 NGC4203 14 41 43 59.9 265.5 2.4 62.7 -10 1 4 8577 13 01 50 13 03 50 --- 14 43 43 59.6 265.9 2.5 62.7 110 R 1 7779 13 03 50 J1159+2914 14 43 43 54.7 262.6 2.7 57.9 -16 1 4 7779 13 03 50 13 04 50 =1156+295 14 44 43 54.5 262.8 2.8 58.0 44 R 1 7380 13 04 50 J1217+3007 14 44 43 58.4 260.3 2.4 58.2 -14 1 4 7380 13 04 50 13 05 50 =1215+303 14 45 43 58.2 260.5 2.5 58.2 46 R 1 6981 13 05 50 NGC4203 14 45 43 59.2 266.2 2.5 62.8 -10 1 4 6981 13 05 50 13 07 49 --- 14 47 43 58.8 266.6 2.5 62.8 110 R 1 6183 13 07 49 J1159+2914 14 47 43 54.0 263.4 2.8 58.1 -16 1 4 6183 13 07 49 13 08 49 =1156+295 14 48 43 53.8 263.6 2.8 58.1 44 R 1 5784 13 08 49 J1217+3007 14 48 43 57.6 261.2 2.5 58.4 -14 1 4 5784 13 08 49 13 09 49 =1215+303 14 49 43 57.5 261.4 2.5 58.5 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