COVER INFORMATION Station: VLBA_NL (Code Nl ) Experiment: BK121A - ToO observations of SGR 1806-20 Exp. Code: BK121A Schedule Version: 1.00 Processed by SCHED version: Release of 18 Sept. 2003 PI: Mike Garrett Address: JIVE Postbus 2 7990AA Dwingeloo The Netherlands Phone: +31 521596511 EMAIL: garrett@jive.nl Fax: +31 521 596539 Phone during observation: +31 521596511 & +31 621201417 Observing mode: Continuum Notes: Schedule for VLBA_NL (Code Nl ) Page 2 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- Next scan frequencies: 1400.49 1400.49 1408.49 1408.49 1416.49 1416.49 1424.49 1424.49 Next BBC frequencies: 999.51 999.51 991.51 991.51 983.51 983.51 975.51 975.51 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 14 45 00 3C345 15 39 53 77.9 94.1 -1.1 -75.5 0 1 1 0 14 45 00 14 50 00 --- 15 44 54 78.8 95.3 -1.0 -75.1 300 F 1 4000 15 10 00 J1825-1718 16 04 57 22.5 143.4 -2.3 -27.8 1081 1 1 4000 15 10 00 15 11 30 --- 16 06 27 22.7 143.7 -2.3 -27.5 90 F 1 5200 15 11 30 SGR1806-20 16 06 27 21.7 149.1 -2.0 -24.1 -10 1 1 5200 15 11 30 15 14 30 --- 16 09 28 22.0 149.8 -2.0 -23.6 170 F 1 7600 15 14 30 J1811-2055 16 09 28 21.3 149.4 -2.0 -23.9 -7 1 1 7600 15 14 30 15 16 00 --- 16 10 58 21.4 149.8 -2.0 -23.7 83 F 1 8800 15 16 00 SGR1806-20 16 10 58 22.1 150.1 -2.0 -23.3 -7 1 1 8800 15 16 00 15 19 00 --- 16 13 58 22.4 150.8 -1.9 -22.8 173 F 1 11200 15 19 00 J1825-1718 16 13 58 23.5 145.5 -2.2 -26.3 -10 1 1 11200 15 19 00 15 20 30 --- 16 15 29 23.7 145.8 -2.2 -26.0 80 F 1 12400 15 20 30 SGR1806-20 16 15 29 22.5 151.2 -1.9 -22.5 -10 1 1 12400 15 20 30 15 23 30 --- 16 18 29 22.8 151.9 -1.8 -22.0 170 F 1 14800 15 23 30 J1811-2055 16 18 29 22.1 151.5 -1.9 -22.4 -7 1 1 14800 15 23 30 15 25 00 --- 16 19 59 22.2 151.9 -1.9 -22.1 83 F 1 16000 15 25 00 SGR1806-20 16 19 59 22.9 152.3 -1.8 -21.7 -7 1 2 16000 15 25 00 15 28 00 --- 16 23 00 23.2 153.0 -1.8 -21.2 173 R 1 16800 15 28 00 J1825-1718 16 23 00 24.4 147.6 -2.0 -24.7 -10 1 2 16800 15 28 00 15 29 30 --- 16 24 30 24.6 148.0 -2.0 -24.5 80 R 1 15600 15 29 30 SGR1806-20 16 24 30 23.3 153.3 -1.7 -20.9 -10 1 2 15600 15 29 30 15 32 00 --- 16 27 00 23.5 153.9 -1.7 -20.5 140 R 1 13600 15 42 00 3C345 16 37 02 87.7 149.2 -0.1 -29.8 466 1 2 13600 15 42 00 15 47 00 --- 16 42 03 88.0 174.0 0.0 -5.8 300 R 1 9600 Schedule for VLBA_NL (Code Nl ) Page 3 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 15 52 00 J1825-1718 16 47 04 26.7 153.5 -1.6 -20.4 171 1 2 9600 15 52 00 15 53 30 --- 16 48 34 26.8 153.9 -1.6 -20.1 90 R 1 8400 15 53 30 SGR1806-20 16 48 34 25.1 159.2 -1.3 -16.4 -10 1 2 8400 15 53 30 15 56 30 --- 16 51 34 25.3 159.9 -1.3 -15.9 170 R 1 6000 15 56 30 J1811-2055 16 51 34 24.6 159.5 -1.3 -16.3 -7 1 2 6000 15 56 30 15 58 00 --- 16 53 05 24.7 159.8 -1.3 -16.0 83 R 1 4800 15 58 00 SGR1806-20 16 53 05 25.4 160.3 -1.3 -15.6 -7 1 2 4800 15 58 00 16 01 00 --- 16 56 05 25.6 161.1 -1.2 -15.0 173 R 1 2400 16 01 00 J1825-1718 16 56 05 27.4 155.8 -1.5 -18.7 -10 1 2 2400 16 01 00 16 02 30 --- 16 57 35 27.5 156.1 -1.5 -18.4 80 R 1 1200 16 02 30 SGR1806-20 16 57 35 25.7 161.4 -1.2 -14.7 -10 1 3 1200 16 02 30 16 05 30 --- 17 00 36 25.8 162.2 -1.1 -14.1 170 F 1 1200 16 05 30 J1811-2055 17 00 36 25.2 161.7 -1.2 -14.5 -7 1 3 1200 16 05 30 16 07 00 --- 17 02 06 25.3 162.1 -1.2 -14.2 83 F 1 2400 16 07 00 SGR1806-20 17 02 06 25.9 162.6 -1.1 -13.8 -7 1 3 2400 16 07 00 16 10 00 --- 17 05 07 26.1 163.3 -1.1 -13.2 173 F 1 4800 16 10 00 J1825-1718 17 05 07 28.0 158.1 -1.3 -17.0 -10 1 3 4800 16 10 00 16 11 30 --- 17 06 37 28.1 158.5 -1.3 -16.7 80 F 1 6000 16 11 30 SGR1806-20 17 06 37 26.2 163.7 -1.0 -12.9 -10 1 3 6000 16 11 30 16 14 00 --- 17 09 07 26.3 164.4 -1.0 -12.4 140 F 1 8000 16 19 00 J1825-1718 17 14 08 28.6 160.4 -1.2 -15.2 289 1 3 8000 16 19 00 16 20 30 --- 17 15 38 28.7 160.8 -1.2 -14.9 90 F 1 9200 16 20 30 SGR1806-20 17 15 38 26.6 166.0 -0.9 -11.1 -10 1 3 9200 16 20 30 16 23 30 --- 17 18 39 26.7 166.8 -0.8 -10.5 170 F 1 11600 16 23 30 J1811-2055 17 18 39 26.1 166.3 -0.9 -10.9 -7 1 3 11600 16 23 30 16 25 00 --- 17 20 09 26.2 166.7 -0.9 -10.6 83 F 1 12800 16 25 00 SGR1806-20 17 20 09 26.8 167.2 -0.8 -10.2 -7 1 3 12800 16 25 00 16 28 00 --- 17 23 10 26.9 168.0 -0.8 -9.5 173 F 1 15200 Schedule for VLBA_NL (Code Nl ) Page 4 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 16 28 00 J1825-1718 17 23 10 29.2 162.8 -1.0 -13.3 -10 1 3 15200 16 28 00 16 29 30 --- 17 24 40 29.2 163.2 -1.0 -13.0 80 F 1 16400 16 29 30 SGR1806-20 17 24 40 27.0 168.4 -0.7 -9.2 -11 1 4 16400 16 29 30 16 32 30 --- 17 27 40 27.1 169.1 -0.7 -8.6 169 R 1 16400 16 32 30 J1811-2055 17 27 40 26.5 168.6 -0.7 -9.1 -7 1 4 16400 16 32 30 16 34 00 --- 17 29 11 26.6 169.0 -0.7 -8.8 83 R 1 15200 16 34 00 SGR1806-20 17 29 11 27.1 169.5 -0.7 -8.3 -7 1 4 15200 16 34 00 16 37 00 --- 17 32 11 27.2 170.3 -0.6 -7.7 173 R 1 12800 16 37 00 J1825-1718 17 32 11 29.6 165.2 -0.9 -11.5 -11 1 4 12800 16 37 00 16 38 30 --- 17 33 41 29.7 165.6 -0.9 -11.2 79 R 1 11600 16 38 30 SGR1806-20 17 33 41 27.3 170.7 -0.6 -7.4 -11 1 4 11600 16 38 30 16 41 00 --- 17 36 12 27.4 171.4 -0.5 -6.9 139 R 1 9600 16 46 00 J1825-1718 17 41 13 30.0 167.7 -0.7 -9.6 289 1 4 9600 16 46 00 16 47 30 --- 17 42 43 30.1 168.1 -0.7 -9.3 90 R 1 8400 16 47 30 SGR1806-20 17 42 43 27.5 173.1 -0.4 -5.5 -11 1 4 8400 16 47 30 16 50 30 --- 17 45 43 27.6 173.9 -0.4 -4.9 169 R 1 6000 16 50 30 J1811-2055 17 45 43 27.0 173.3 -0.4 -5.4 -7 1 4 6000 16 50 30 16 52 00 --- 17 47 14 27.1 173.7 -0.4 -5.1 83 R 1 4800 16 52 00 SGR1806-20 17 47 14 27.6 174.3 -0.4 -4.6 -7 1 4 4800 16 52 00 16 55 00 --- 17 50 14 27.7 175.1 -0.3 -3.9 173 R 1 2400 16 55 00 J1825-1718 17 50 14 30.3 170.1 -0.6 -7.7 -11 1 4 2400 16 55 00 16 56 30 --- 17 51 44 30.4 170.5 -0.6 -7.4 79 R 1 1200 16 56 30 SGR1806-20 17 51 44 27.7 175.5 -0.3 -3.6 -11 1 5 1200 16 56 30 16 59 30 --- 17 54 45 27.7 176.2 -0.2 -3.0 169 F 1 1200 16 59 30 J1811-2055 17 54 45 27.2 175.6 -0.3 -3.5 -7 1 5 1200 16 59 30 17 01 00 --- 17 56 15 27.2 176.0 -0.3 -3.2 83 F 1 2400 17 01 00 SGR1806-20 17 56 15 27.7 176.6 -0.2 -2.7 -7 1 5 2400 17 01 00 17 04 00 --- 17 59 16 27.8 177.4 -0.2 -2.0 173 F 1 4800 Schedule for VLBA_NL (Code Nl ) Page 5 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 17 04 00 J1825-1718 17 59 16 30.6 172.6 -0.4 -5.8 -12 1 5 4800 17 04 00 17 05 30 --- 18 00 46 30.6 173.0 -0.4 -5.4 78 F 1 6000 17 05 30 SGR1806-20 18 00 46 27.8 177.8 -0.1 -1.7 -12 1 5 6000 17 05 30 17 08 00 --- 18 03 16 27.8 178.5 -0.1 -1.2 138 F 1 8000 17 13 00 J1825-1718 18 08 17 30.8 175.1 -0.3 -3.8 288 1 5 8000 17 13 00 17 14 30 --- 18 09 47 30.8 175.5 -0.3 -3.5 90 F 1 9200 17 14 30 SGR1806-20 18 09 47 27.8 180.2 0.0 0.2 -12 1 5 9200 17 14 30 17 17 30 --- 18 12 48 27.8 181.0 0.1 0.8 168 F 1 11600 17 17 30 J1811-2055 18 12 48 27.3 180.4 0.0 0.3 -7 1 5 11600 17 17 30 17 19 00 --- 18 14 18 27.3 180.8 0.0 0.6 83 F 1 12800 17 19 00 SGR1806-20 18 14 18 27.8 181.4 0.1 1.1 -7 1 5 12800 17 19 00 17 22 00 --- 18 17 19 27.8 182.2 0.1 1.8 173 F 1 15200 17 22 00 J1825-1718 18 17 19 30.9 177.6 -0.1 -1.9 -12 1 5 15200 17 22 00 17 23 30 --- 18 18 49 30.9 178.0 -0.1 -1.5 78 F 1 16400 17 23 30 SGR1806-20 18 18 49 27.8 182.6 0.2 2.1 -12 1 6 16400 17 23 30 17 26 30 --- 18 21 49 27.7 183.4 0.2 2.7 168 R 1 16400 17 26 30 J1811-2055 18 21 49 27.3 182.7 0.2 2.2 -7 1 6 16400 17 26 30 17 28 00 --- 18 23 20 27.2 183.1 0.2 2.5 83 R 1 15200 17 28 00 SGR1806-20 18 23 20 27.7 183.8 0.2 3.0 -7 1 6 15200 17 28 00 17 31 00 --- 18 26 20 27.7 184.6 0.3 3.7 173 R 1 12800 17 31 00 J1825-1718 18 26 20 30.9 180.1 0.0 0.1 -12 1 6 12800 17 31 00 17 32 30 --- 18 27 50 30.9 180.5 0.0 0.4 78 R 1 11600 17 32 30 SGR1806-20 18 27 50 27.7 185.0 0.3 4.0 -13 1 6 11600 17 32 30 17 35 00 --- 18 30 21 27.6 185.7 0.4 4.5 137 R 1 9600 17 40 00 J1825-1718 18 35 21 30.9 182.6 0.2 2.1 287 1 6 9600 17 40 00 17 41 30 --- 18 36 52 30.9 183.1 0.2 2.4 90 R 1 8400 17 41 30 SGR1806-20 18 36 52 27.5 187.4 0.5 5.9 -13 1 6 8400 17 41 30 17 44 30 --- 18 39 52 27.4 188.2 0.5 6.5 167 R 1 6000 Schedule for VLBA_NL (Code Nl ) Page 6 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 17 44 30 J1811-2055 18 39 52 27.0 187.5 0.5 6.0 -7 1 6 6000 17 44 30 17 46 00 --- 18 41 22 26.9 187.9 0.5 6.3 83 R 1 4800 17 46 00 SGR1806-20 18 41 22 27.4 188.6 0.5 6.8 -7 1 6 4800 17 46 00 17 49 00 --- 18 44 23 27.3 189.4 0.6 7.4 173 R 1 2400 17 49 00 J1825-1718 18 44 23 30.8 185.1 0.3 4.0 -13 1 6 2400 17 49 00 17 50 30 --- 18 45 53 30.7 185.6 0.3 4.3 77 R 1 1200 17 50 30 SGR1806-20 18 45 53 27.2 189.7 0.6 7.7 -13 1 7 1200 17 50 30 17 53 30 --- 18 48 54 27.1 190.5 0.7 8.4 167 F 1 1200 17 53 30 J1811-2055 18 48 54 26.7 189.8 0.6 7.8 -7 1 7 1200 17 53 30 17 55 00 --- 18 50 24 26.7 190.2 0.7 8.1 83 F 1 2400 17 55 00 SGR1806-20 18 50 24 27.1 190.9 0.7 8.7 -7 1 7 2400 17 55 00 17 58 00 --- 18 53 24 27.0 191.7 0.7 9.3 173 F 1 4800 17 58 00 J1825-1718 18 53 24 30.6 187.6 0.5 6.0 -13 1 7 4800 17 58 00 17 59 30 --- 18 54 55 30.5 188.1 0.5 6.3 77 F 1 6000 17 59 30 SGR1806-20 18 54 55 26.9 192.1 0.8 9.6 -13 1 7 6000 17 59 30 18 02 00 --- 18 57 25 26.8 192.7 0.8 10.1 137 F 1 8000 18 07 00 J1825-1718 19 02 26 30.3 190.1 0.6 7.9 287 1 7 8000 18 07 00 18 08 30 --- 19 03 56 30.3 190.5 0.6 8.2 90 F 1 9200 18 08 30 SGR1806-20 19 03 56 26.5 194.4 0.9 11.4 -13 1 7 9200 18 08 30 18 11 30 --- 19 06 57 26.4 195.2 1.0 12.0 167 F 1 11600 18 11 30 J1811-2055 19 06 57 26.0 194.4 0.9 11.5 -6 1 7 11600 18 11 30 18 13 00 --- 19 08 27 25.9 194.8 1.0 11.8 84 F 1 12800 18 13 00 SGR1806-20 19 08 27 26.3 195.6 1.0 12.3 -6 1 7 12800 18 13 00 18 16 00 --- 19 11 27 26.2 196.3 1.0 12.9 174 F 1 15200 18 16 00 J1825-1718 19 11 27 30.0 192.6 0.8 9.8 -14 1 7 15200 18 16 00 18 17 30 --- 19 12 58 29.9 193.0 0.8 10.1 76 F 1 16400 18 17 30 SGR1806-20 19 12 58 26.1 196.7 1.1 13.2 -14 1 8 16400 18 17 30 18 20 30 --- 19 15 58 25.9 197.5 1.1 13.8 166 R 1 16400 Schedule for VLBA_NL (Code Nl ) Page 7 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 18 20 30 J1811-2055 19 15 58 25.6 196.7 1.1 13.3 -6 1 8 16400 18 20 30 18 22 00 --- 19 17 28 25.5 197.1 1.1 13.6 84 R 1 15200 18 22 00 SGR1806-20 19 17 28 25.8 197.9 1.1 14.1 -6 1 8 15200 18 22 00 18 25 00 --- 19 20 29 25.6 198.6 1.2 14.7 174 R 1 12800 18 25 00 J1825-1718 19 20 29 29.6 195.0 0.9 11.7 -14 1 8 12800 18 25 00 18 26 30 --- 19 21 59 29.5 195.4 0.9 12.0 76 R 1 11600 18 26 30 SGR1806-20 19 21 59 25.6 199.0 1.2 15.0 -14 1 8 11600 18 26 30 18 29 00 --- 19 24 30 25.4 199.6 1.3 15.5 136 R 1 9600 18 34 00 J1825-1718 19 29 30 29.1 197.4 1.1 13.5 287 1 8 9600 18 34 00 18 35 30 --- 19 31 01 29.0 197.8 1.1 13.8 90 R 1 8400 18 35 30 SGR1806-20 19 31 01 25.0 201.3 1.4 16.8 -14 1 8 8400 18 35 30 18 38 30 --- 19 34 01 24.8 202.0 1.4 17.3 166 R 1 6000 18 38 30 J1811-2055 19 34 01 24.5 201.2 1.4 16.8 -6 1 8 6000 18 38 30 18 40 00 --- 19 35 31 24.4 201.6 1.4 17.1 84 R 1 4800 18 40 00 SGR1806-20 19 35 31 24.7 202.4 1.4 17.6 -6 1 8 4800 18 40 00 18 43 00 --- 19 38 32 24.4 203.1 1.5 18.2 174 R 1 2400 18 43 00 J1825-1718 19 38 32 28.6 199.8 1.2 15.4 -14 1 8 2400 18 43 00 18 44 30 --- 19 40 02 28.5 200.2 1.2 15.7 76 R 1 1200 18 44 30 SGR1806-20 19 40 02 24.3 203.5 1.5 18.5 -14 1 9 1200 18 44 30 18 47 30 --- 19 43 03 24.1 204.2 1.6 19.0 166 F 1 1200 18 47 30 J1811-2055 19 43 03 23.8 203.4 1.5 18.5 -6 1 9 1200 18 47 30 18 49 00 --- 19 44 33 23.7 203.8 1.6 18.8 84 F 1 2400 18 49 00 SGR1806-20 19 44 33 24.0 204.6 1.6 19.3 -6 1 9 2400 18 49 00 18 52 00 --- 19 47 33 23.8 205.3 1.6 19.9 174 F 1 4800 18 52 00 J1825-1718 19 47 33 28.0 202.2 1.4 17.1 -14 1 9 4800 18 52 00 18 53 30 --- 19 49 04 27.9 202.5 1.4 17.4 76 F 1 6000 18 53 30 SGR1806-20 19 49 04 23.6 205.7 1.7 20.2 -14 1 9 6000 18 53 30 18 56 00 --- 19 51 34 23.4 206.3 1.7 20.6 136 F 1 8000 Schedule for VLBA_NL (Code Nl ) Page 8 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 19 01 00 J1825-1718 19 56 35 27.3 204.5 1.5 18.9 286 1 9 8000 19 01 00 19 02 30 --- 19 58 05 27.2 204.9 1.5 19.2 90 F 1 9200 19 02 30 SGR1806-20 19 58 05 22.9 207.8 1.8 21.8 -15 1 9 9200 19 02 30 19 05 30 --- 20 01 06 22.6 208.5 1.9 22.3 165 F 1 11600 19 05 30 J1811-2055 20 01 06 22.4 207.7 1.8 21.8 -6 1 9 11600 19 05 30 19 07 00 --- 20 02 36 22.2 208.1 1.9 22.1 84 F 1 12800 19 07 00 SGR1806-20 20 02 36 22.5 208.9 1.9 22.6 -6 1 9 12800 19 07 00 19 10 00 --- 20 05 36 22.2 209.6 1.9 23.1 174 F 1 15200 19 10 00 J1825-1718 20 05 36 26.6 206.7 1.7 20.6 -15 1 9 15200 19 10 00 19 11 30 --- 20 07 07 26.5 207.1 1.7 20.9 75 F 1 16400 19 11 30 SGR1806-20 20 07 07 22.1 209.9 2.0 23.4 -15 1 10 16400 19 11 30 19 14 30 --- 20 10 07 21.8 210.6 2.0 23.9 165 R 1 16400 19 14 30 J1811-2055 20 10 07 21.6 209.8 2.0 23.4 -6 1 10 16400 19 14 30 19 16 00 --- 20 11 37 21.4 210.2 2.0 23.7 84 R 1 15200 19 16 00 SGR1806-20 20 11 37 21.6 211.0 2.0 24.2 -6 1 10 15200 19 16 00 19 19 00 --- 20 14 38 21.4 211.6 2.1 24.7 174 R 1 12800 19 19 00 J1825-1718 20 14 38 25.8 209.0 1.8 22.2 -15 1 10 12800 19 19 00 19 20 30 --- 20 16 08 25.7 209.3 1.8 22.5 75 R 1 11600 19 20 30 SGR1806-20 20 16 08 21.2 212.0 2.1 24.9 -15 1 10 11600 19 20 30 19 23 00 --- 20 18 38 21.0 212.6 2.2 25.4 135 R 1 9600 19 28 00 J1825-1718 20 23 39 24.9 211.2 2.0 23.9 286 1 10 9600 19 28 00 19 29 30 --- 20 25 09 24.8 211.5 2.0 24.1 90 R 1 8400 19 29 30 SGR1806-20 20 25 09 20.3 214.0 2.3 26.4 -15 1 10 8400 19 29 30 19 32 30 --- 20 28 10 20.0 214.7 2.3 26.9 165 R 1 6000 19 32 30 J1811-2055 20 28 10 19.8 213.9 2.3 26.5 -6 1 10 6000 19 32 30 19 34 00 --- 20 29 40 19.6 214.2 2.3 26.7 84 R 1 4800 19 34 00 SGR1806-20 20 29 40 19.8 215.0 2.3 27.2 -6 1 10 4800 19 34 00 19 37 00 --- 20 32 41 19.5 215.7 2.4 27.7 174 R 1 2400 Schedule for VLBA_NL (Code Nl ) Page 9 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 19 37 00 J1825-1718 20 32 41 24.0 213.3 2.1 25.4 -15 1 10 2400 19 37 00 19 38 30 --- 20 34 11 23.9 213.7 2.1 25.7 75 R 1 1200 19 38 30 SGR1806-20 20 34 11 19.3 216.0 2.4 27.9 -15 1 11 1200 19 38 30 19 41 30 --- 20 37 11 19.0 216.7 2.5 28.4 165 F 1 1200 19 41 30 J1811-2055 20 37 11 18.8 215.9 2.4 27.9 -6 1 11 1200 19 41 30 19 43 00 --- 20 38 42 18.6 216.2 2.5 28.2 84 F 1 2400 19 43 00 SGR1806-20 20 38 42 18.8 217.0 2.5 28.6 -6 1 11 2400 19 43 00 19 46 00 --- 20 41 42 18.5 217.7 2.5 29.1 174 F 1 4800 19 46 00 J1825-1718 20 41 42 23.1 215.4 2.3 26.9 -15 1 11 4800 19 46 00 19 47 30 --- 20 43 12 22.9 215.8 2.3 27.2 75 F 1 6000 19 47 30 SGR1806-20 20 43 12 18.3 218.0 2.6 29.3 -15 1 11 6000 19 47 30 19 50 00 --- 20 45 43 18.0 218.5 2.6 29.7 135 F 1 8000 19 55 00 J1825-1718 20 50 44 22.1 217.5 2.4 28.4 286 1 11 8000 19 55 00 19 56 30 --- 20 52 14 21.9 217.8 2.4 28.6 90 F 1 9200 19 56 30 SGR1806-20 20 52 14 17.3 219.9 2.7 30.7 -15 1 11 9200 19 56 30 19 59 30 --- 20 55 14 16.9 220.5 2.8 31.1 165 F 1 11600 19 59 30 J1811-2055 20 55 14 16.8 219.8 2.7 30.7 -6 1 11 11600 19 59 30 20 01 00 --- 20 56 45 16.6 220.1 2.8 30.9 84 F 1 12800 20 01 00 SGR1806-20 20 56 45 16.7 220.9 2.8 31.4 -6 1 11 12800 20 01 00 20 04 00 --- 20 59 45 16.3 221.5 2.8 31.8 174 F 1 15200 20 04 00 J1825-1718 20 59 45 21.1 219.5 2.6 29.8 -15 1 11 15200 20 04 00 20 05 30 --- 21 01 15 20.9 219.9 2.6 30.0 75 F 1 16400 20 05 30 SGR1806-20 21 01 15 16.2 221.8 2.9 32.0 -15 1 12 16400 20 05 30 20 08 30 --- 21 04 16 15.8 222.4 2.9 32.5 165 R 1 16400 20 08 30 J1811-2055 21 04 16 15.7 221.6 2.9 32.0 -6 1 12 16400 20 08 30 20 10 00 --- 21 05 46 15.5 221.9 2.9 32.3 84 R 1 15200 20 10 00 SGR1806-20 21 05 46 15.6 222.7 2.9 32.7 -6 1 12 15200 20 10 00 20 13 00 --- 21 08 47 15.2 223.3 3.0 33.1 174 R 1 12800 Schedule for VLBA_NL (Code Nl ) Page 10 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 20 13 00 J1825-1718 21 08 47 20.0 221.5 2.7 31.2 -16 1 12 12800 20 13 00 20 14 30 --- 21 10 17 19.8 221.8 2.7 31.4 74 R 1 11600 20 14 30 SGR1806-20 21 10 17 15.0 223.6 3.0 33.3 -16 1 12 11600 20 14 30 20 17 00 --- 21 12 47 14.7 224.2 3.1 33.7 134 R 1 9600 20 22 00 J1825-1718 21 17 48 18.8 223.4 2.9 32.5 286 1 12 9600 20 22 00 20 23 30 --- 21 19 18 18.6 223.8 2.9 32.7 90 R 1 8400 20 23 30 SGR1806-20 21 19 18 13.8 225.5 3.2 34.6 -16 1 12 8400 20 23 30 20 26 30 --- 21 22 19 13.4 226.1 3.2 35.0 164 R 1 6000 20 26 30 J1811-2055 21 22 19 13.3 225.3 3.2 34.6 -6 1 12 6000 20 26 30 20 28 00 --- 21 23 49 13.1 225.6 3.2 34.8 84 R 1 4800 20 28 00 SGR1806-20 21 23 49 13.2 226.3 3.2 35.2 -6 1 12 4800 20 28 00 20 31 00 --- 21 26 50 12.8 226.9 3.3 35.5 174 R 1 2400 20 31 00 J1825-1718 21 26 50 17.6 225.3 3.0 33.8 -16 1 12 2400 20 31 00 20 32 30 --- 21 28 20 17.4 225.7 3.0 34.0 74 R 1 1200 20 32 30 SGR1806-20 21 28 20 12.6 227.2 3.3 35.7 -16 1 13 1200 20 32 30 20 35 30 --- 21 31 20 12.2 227.8 3.4 36.1 164 F 1 1200 20 35 30 J1811-2055 21 31 20 12.1 227.0 3.3 35.8 -6 1 13 1200 20 35 30 20 37 00 --- 21 32 51 11.9 227.3 3.4 35.9 84 F 1 2400 20 37 00 SGR1806-20 21 32 51 12.0 228.1 3.4 36.3 -6 1 13 2400 20 37 00 20 40 00 --- 21 35 51 11.6 228.7 3.4 36.7 174 F 1 4800 20 40 00 J1825-1718 21 35 51 16.4 227.2 3.2 35.0 -16 1 13 4800 20 40 00 20 41 30 --- 21 37 21 16.2 227.5 3.2 35.2 74 F 1 6000 20 41 30 SGR1806-20 21 37 21 11.4 229.0 3.5 36.9 -16 1 13 6000 20 41 30 20 44 00 --- 21 39 52 11.0 229.5 3.5 37.2 134 F 1 8000 20 49 00 J1825-1718 21 44 53 15.2 229.0 3.3 36.1 286 1 13 8000 20 49 00 20 50 30 --- 21 46 23 15.0 229.3 3.3 36.3 90 F 1 9200 20 50 30 SGR1806-20 21 46 23 10.1 230.7 3.6 38.0 -16 1 13 9200 20 50 30 20 53 30 --- 21 49 23 9.6 231.2 3.7 38.4 164 F 1 11600 Schedule for VLBA_NL (Code Nl ) Page 11 BK121A - ToO observations of SGR 1806-20 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 5 Jan 2005 Day 5 --- 20 53 30 J1811-2055 21 49 23 9.6 230.5 3.6 38.0 -6 1 13 11600 20 53 30 20 55 00 --- 21 50 54 9.4 230.7 3.7 38.2 84 F 1 12800 20 55 00 SGR1806-20 21 50 54 9.4 231.5 3.7 38.5 -6 1 13 12800 20 55 00 20 58 00 --- 21 53 54 9.0 232.1 3.7 38.9 174 F 1 15200 20 58 00 J1825-1718 21 53 54 13.9 230.8 3.5 37.3 -16 1 13 15200 20 58 00 20 59 30 --- 21 55 24 13.7 231.1 3.5 37.4 74 F 1 16400 20 59 30 SGR1806-20 21 55 24 8.8 232.4 3.8 39.1 -16 1 14 16400 20 59 30 21 02 30 --- 21 58 25 8.3 232.9 3.8 39.4 164 R 1 16400 21 02 30 J1811-2055 21 58 25 8.3 232.1 3.8 39.1 -6 1 14 16400 21 02 30 21 04 00 --- 21 59 55 8.1 232.4 3.8 39.2 84 R 1 15200 21 04 00 SGR1806-20 21 59 55 8.1 233.2 3.8 39.6 -6 1 14 15200 21 04 00 21 07 00 --- 22 02 55 7.6 233.7 3.9 39.9 174 R 1 12800 21 07 00 J1825-1718 22 02 55 12.6 232.6 3.6 38.3 -16 1 14 12800 21 07 00 21 08 30 --- 22 04 26 12.3 232.8 3.6 38.5 74 R 1 11600 21 08 30 SGR1806-20 22 04 26 7.4 234.0 3.9 40.1 -16 1 14 11600 21 08 30 21 11 00 --- 22 06 56 7.0 234.5 4.0 40.4 134 R 1 9600 21 11 00 J1825-1718 22 06 56 12.0 233.3 3.7 38.8 -16 1 14 9600 21 11 00 21 12 30 --- 22 08 26 11.7 233.6 3.7 39.0 74 R 1 8400 21 12 30 SGR1806-20 22 08 26 6.8 234.7 4.0 40.5 -16 1 14 8400 21 12 30 21 15 00 --- 22 10 57 6.4 235.2 4.0 40.8 134 R 1 6400 21 15 00 J1811-2055 22 10 57 6.4 234.4 4.0 40.5 -6 1 14 6400 21 15 00 21 16 30 --- 22 12 27 6.2 234.7 4.0 40.6 84 R 1 5200 21 16 30 SGR1806-20 22 12 27 6.2 235.4 4.1 40.9 -6 1 14 5200 21 16 30 21 18 30 --- 22 14 27 5.9 235.8 4.1 41.2 114 R 1 3600 21 38 30 J2005+7752 22 34 31 50.9 348.4 2.5 134.2 1104 1 14 3600 21 38 30 21 42 30 =2007+777 22 38 31 50.7 348.1 2.6 133.1 240 R 1 400 SETUP FILE INFORMATION: NOTE: If DOPPLER, FREQ, or BW were used, see the individual scans for the final BBC settings. Setup file: v21cm.set Matches group v20cm_2 in /aps3/sched/catalogs/freq.dat FD filtered above 1760. SC filtered above 1740. Setup group: 1 Station: VLBA Total bit rate: 256 Format: VLBA1:2 Bits per sample: 2 Sample rate: 16.000 Number of channels: 8 Passes/head pos: 1 Speedup factor: 1.00 Tape speeds: Low density - 266.660 ips, High density - 160.00 ips Time per pass for 17600 ft, High density tapes is: 00:22:00 1st LO= 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 2400.00 Net SB= U U U U U U U U Pol. = RCP LCP RCP LCP RCP LCP RCP LCP BBC = 1 2 3 4 5 6 7 8 BBC SB= L L L L L L L L IF = A C A C A C A C VLBA FE= 20cm omit 20cm omit VLBA Synth= 15.4 2.4 15.4 The following frequency sets based on this setup were used. Frequency Set: 1 Setup file default. Used pcal sets: 1 LO sum= 1400.49 1400.49 1408.49 1408.49 1416.49 1416.49 1424.49 1424.49 BBC fr= 999.51 999.51 991.51 991.51 983.51 983.51 975.51 975.51 Bandwd= 8.000 8.000 8.000 8.000 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 S5 S7 S1 S3 S5 S7 PCALXB2= S2 S4 S6 S8 S2 S4 S6 S8 PCALFR1= 510 510 510 510 6510 6510 6510 6510 PCALFR2= 510 510 510 510 6510 6510 6510 6510 Track assignments are: track1= 2, 10, 18, 26, 3, 11, 19, 27 barrel=roll_auto SOURCE LIST -- BK121A - ToO observations of SGR 1806-20 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) * SGR1806-20 18 05 40.698500 * 18 08 39.342000 18 08 55.271797 -20 25 11.10024 *-20 24 39.76000 -20 24 44.17882 From catalog imbedded in main SCHED input file. * J1811-2055 18 08 07.489967 * 18 11 06.800000 18 11 22.788320 -20 55 45.49976 *-20 55 03.44400 -20 55 06.85142 From catalog imbedded in main SCHED input file. * J1825-1718 18 22 42.013768 * 18 25 36.532220 18 25 52.077157 -17 20 35.28951 *-17 18 49.84840 -17 18 47.72923 From catalog imbedded in main SCHED input file. J1642+3948 16 41 17.606214 * 16 42 58.809952 16 43 07.285129 1641+399 39 54 10.81489 * 39 48 36.99395 39 47 48.74365 * 3C345 /aps3/sched/catalogs/sources.vlba J1642+39 ICRF - Ext.1 Source - 1998 IERS Annual Report * J2005+7752 20 07 20.430192 * 20 05 30.998520 20 05 12.580209 2007+777 77 43 58.12308 * 77 52 43.24761 77 53 33.00965 J2005+77 /aps3/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) SGR1806-20 13.8 J1811-2055 13.1 J1825-1718 11.1 3C345 70.8 J2005+7752 100.8 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