COVER INFORMATION Station: GBT_VLBA (Code Gb ) Experiment: BK121C - ToO observations of SGR 1806-20 Exp. Code: BK121C 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 GBT_VLBA (Code Gb ) Page 2 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- Next scan frequencies: 1400.49 1400.49 1408.49 1408.49 1416.49 1416.49 1424.49 1424.49 Next BBC frequencies: 649.51 649.51 641.51 641.51 633.51 633.51 625.51 625.51 Next scan bandwidths: 8.00 8.00 8.00 8.00 8.00 8.00 8.00 8.00 14 45 00 3C345 16 46 32 88.5 -25.6 0.1 153.9 0 1 1 0 14 45 00 14 50 00 --- 16 51 33 87.9 -49.5 0.1 129.2 300 F 1 4000 15 10 00 J1825-1718 17 11 36 31.6 159.1 -1.2 -17.0 820 1 1 4000 15 10 00 15 11 30 --- 17 13 06 31.7 159.5 -1.2 -16.7 90 F 1 5200 15 11 30 SGR1806-20 17 13 06 29.7 164.9 -0.9 -12.6 -41 1 1 5200 15 11 30 15 14 30 --- 17 16 07 29.9 165.7 -0.9 -11.9 139 F 1 7600 15 14 30 J1811-2055 17 16 07 29.2 165.2 -0.9 -12.4 -27 1 1 7600 15 14 30 15 16 00 --- 17 17 37 29.3 165.6 -0.9 -12.1 63 F 1 8800 15 16 00 SGR1806-20 17 17 37 29.9 166.1 -0.9 -11.6 -27 1 1 8800 15 16 00 15 19 00 --- 17 20 37 30.1 166.9 -0.8 -10.9 153 F 1 11200 15 19 00 J1811-2055 17 20 37 29.5 166.4 -0.8 -11.4 -27 1 1 11200 15 19 00 15 20 30 --- 17 22 08 29.5 166.8 -0.8 -11.1 63 F 1 12400 15 20 30 SGR1806-20 17 22 08 30.1 167.3 -0.8 -10.6 -27 1 1 12400 15 20 30 15 23 30 --- 17 25 08 30.3 168.1 -0.7 -9.9 153 F 1 14800 15 23 30 J1811-2055 17 25 08 29.7 167.6 -0.8 -10.4 -27 1 1 14800 15 23 30 15 25 00 --- 17 26 38 29.7 168.0 -0.7 -10.1 63 F 1 16000 15 25 00 SGR1806-20 17 26 38 30.3 168.5 -0.7 -9.6 -27 1 2 16000 15 25 00 15 28 00 --- 17 29 39 30.4 169.3 -0.7 -8.9 153 R 1 16800 15 28 00 J1811-2055 17 29 39 29.8 168.8 -0.7 -9.4 -27 1 2 16800 15 28 00 15 29 30 --- 17 31 09 29.9 169.2 -0.7 -9.1 63 R 1 15600 15 29 30 SGR1806-20 17 31 09 30.5 169.7 -0.6 -8.6 -27 1 2 15600 15 29 30 15 32 00 --- 17 33 39 30.6 170.4 -0.6 -8.0 123 R 1 13600 15 32 00 J1811-2055 17 33 39 30.0 169.8 -0.6 -8.5 -27 1 2 13600 15 32 00 15 33 30 --- 17 35 10 30.0 170.2 -0.6 -8.2 63 R 1 12400 Schedule for GBT_VLBA (Code Gb ) Page 3 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 15 43 30 3C345 17 45 11 77.9 281.3 1.0 91.5 383 1 2 12400 15 43 30 15 48 30 --- 17 50 12 76.9 281.3 1.1 90.6 300 R 1 8400 15 53 30 J1825-1718 17 55 13 33.8 171.2 -0.5 -7.2 85 1 2 8400 15 53 30 15 55 00 --- 17 56 43 33.8 171.6 -0.5 -6.9 90 R 1 7200 15 55 00 SGR1806-20 17 56 43 31.1 176.7 -0.2 -2.8 -40 1 2 7200 15 55 00 15 58 00 --- 17 59 44 31.1 177.5 -0.2 -2.1 140 R 1 4800 15 58 00 J1811-2055 17 59 44 30.6 176.8 -0.2 -2.7 -27 1 2 4800 15 58 00 15 59 30 --- 18 01 14 30.6 177.2 -0.2 -2.3 63 R 1 3600 15 59 30 SGR1806-20 18 01 14 31.1 177.9 -0.1 -1.8 -27 1 2 3600 15 59 30 16 02 30 --- 18 04 14 31.1 178.7 -0.1 -1.1 153 R 1 1200 16 02 30 J1811-2055 18 04 14 30.6 178.1 -0.1 -1.6 -27 1 2 1200 16 02 30 16 04 00 --- 18 05 45 30.6 178.5 -0.1 -1.3 63 R 1 0 16 04 00 SGR1806-20 18 05 45 31.1 179.1 -0.1 -0.7 -27 1 3 0 16 04 00 16 07 00 --- 18 08 45 31.2 180.0 0.0 0.0 153 F 1 2400 16 07 00 J1811-2055 18 08 45 30.6 179.3 0.0 -0.6 -27 1 3 2400 16 07 00 16 08 30 --- 18 10 15 30.6 179.7 0.0 -0.3 63 F 1 3600 16 08 30 SGR1806-20 18 10 15 31.2 180.4 0.0 0.3 -27 1 3 3600 16 08 30 16 11 30 --- 18 13 16 31.1 181.2 0.1 1.0 153 F 1 6000 16 11 30 J1811-2055 18 13 16 30.6 180.5 0.0 0.4 -27 1 3 6000 16 11 30 16 13 00 --- 18 14 46 30.6 180.9 0.1 0.8 63 F 1 7200 16 13 00 SGR1806-20 18 14 46 31.1 181.6 0.1 1.3 -27 1 3 7200 16 13 00 16 15 30 --- 18 17 17 31.1 182.3 0.1 1.9 123 F 1 9200 16 15 30 J1811-2055 18 17 17 30.6 181.6 0.1 1.3 -27 1 3 9200 16 15 30 16 17 00 --- 18 18 47 30.6 182.0 0.1 1.7 63 F 1 10400 16 19 00 J1825-1718 18 20 47 34.2 178.5 -0.1 -1.2 82 1 3 10400 16 19 00 16 20 30 --- 18 22 17 34.2 179.0 -0.1 -0.8 90 F 1 11600 16 20 30 SGR1806-20 18 22 17 31.1 183.7 0.2 3.1 -39 1 3 11600 16 20 30 16 23 30 --- 18 25 18 31.0 184.5 0.3 3.7 141 F 1 14000 Schedule for GBT_VLBA (Code Gb ) Page 4 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 16 23 30 J1811-2055 18 25 18 30.6 183.8 0.2 3.2 -28 1 3 14000 16 23 30 16 25 00 --- 18 26 48 30.5 184.2 0.3 3.5 62 F 1 15200 16 25 00 SGR1806-20 18 26 48 31.0 184.9 0.3 4.1 -28 1 3 15200 16 25 00 16 28 00 --- 18 29 49 31.0 185.7 0.3 4.8 152 F 1 17600 16 28 00 J1811-2055 18 29 49 30.5 185.0 0.3 4.2 -28 1 4 17600 16 28 00 16 29 30 --- 18 31 19 30.5 185.4 0.3 4.5 62 R 1 16400 16 29 30 SGR1806-20 18 31 19 30.9 186.1 0.4 5.1 -28 1 4 16400 16 29 30 16 32 30 --- 18 34 19 30.9 186.9 0.4 5.8 152 R 1 14000 16 32 30 J1811-2055 18 34 19 30.4 186.2 0.4 5.2 -28 1 4 14000 16 32 30 16 34 00 --- 18 35 50 30.4 186.6 0.4 5.5 62 R 1 12800 16 34 00 SGR1806-20 18 35 50 30.8 187.3 0.4 6.1 -28 1 4 12800 16 34 00 16 37 00 --- 18 38 50 30.7 188.2 0.5 6.8 152 R 1 10400 16 37 00 J1811-2055 18 38 50 30.3 187.4 0.5 6.2 -28 1 4 10400 16 37 00 16 38 30 --- 18 40 20 30.3 187.8 0.5 6.6 62 R 1 9200 16 38 30 SGR1806-20 18 40 20 30.7 188.6 0.5 7.2 -28 1 4 9200 16 38 30 16 41 15 --- 18 43 06 30.6 189.3 0.6 7.8 137 R 1 7000 16 43 15 J1825-1718 18 45 06 34.1 185.5 0.3 4.5 82 1 4 7000 16 43 15 16 44 45 --- 18 46 36 34.0 186.0 0.3 4.9 90 R 1 5800 16 44 45 SGR1806-20 18 46 36 30.5 190.3 0.6 8.6 -39 1 4 5800 16 44 45 16 47 45 --- 18 49 37 30.4 191.1 0.7 9.2 141 R 1 3400 16 47 45 J1811-2055 18 49 37 30.0 190.3 0.6 8.6 -28 1 4 3400 16 47 45 16 49 15 --- 18 51 07 29.9 190.7 0.7 9.0 62 R 1 2200 16 49 15 SGR1806-20 18 51 07 30.3 191.5 0.7 9.6 -28 1 5 2200 16 49 15 16 52 15 --- 18 54 08 30.2 192.3 0.8 10.2 152 F 1 200 16 52 15 J1811-2055 18 54 08 29.8 191.5 0.7 9.6 -28 1 5 200 16 52 15 16 53 45 --- 18 55 38 29.7 191.9 0.7 10.0 62 F 1 1400 16 53 45 SGR1806-20 18 55 38 30.1 192.7 0.8 10.6 -28 1 5 1400 16 53 45 16 56 45 --- 18 58 38 30.0 193.5 0.8 11.2 152 F 1 3800 Schedule for GBT_VLBA (Code Gb ) Page 5 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 16 56 45 J1811-2055 18 58 38 29.6 192.7 0.8 10.6 -28 1 5 3800 16 56 45 16 58 15 --- 19 00 09 29.6 193.1 0.8 11.0 62 F 1 5000 16 58 15 SGR1806-20 19 00 09 29.9 193.9 0.9 11.6 -28 1 5 5000 16 58 15 17 01 15 --- 19 03 09 29.8 194.7 0.9 12.2 152 F 1 7400 17 01 15 J1811-2055 19 03 09 29.4 193.9 0.9 11.6 -28 1 5 7400 17 01 15 17 02 45 --- 19 04 39 29.3 194.3 0.9 11.9 62 F 1 8600 17 02 45 SGR1806-20 19 04 39 29.7 195.1 0.9 12.5 -28 1 5 8600 17 02 45 17 05 30 --- 19 07 25 29.6 195.8 1.0 13.1 137 F 1 10800 17 07 30 J1825-1718 19 09 25 33.3 192.5 0.7 10.2 81 1 5 10800 17 07 30 17 09 00 --- 19 10 55 33.3 192.9 0.8 10.5 90 F 1 12000 17 09 00 SGR1806-20 19 10 55 29.4 196.7 1.0 13.9 -39 1 5 12000 17 09 00 17 12 00 --- 19 13 56 29.2 197.5 1.1 14.5 141 F 1 14400 17 12 00 J1811-2055 19 13 56 28.9 196.7 1.0 14.0 -28 1 5 14400 17 12 00 17 13 30 --- 19 15 26 28.8 197.1 1.1 14.3 62 F 1 15600 17 13 30 SGR1806-20 19 15 26 29.1 197.9 1.1 14.9 -28 1 6 15600 17 13 30 17 16 30 --- 19 18 27 28.9 198.7 1.2 15.5 152 R 1 17200 17 16 30 J1811-2055 19 18 27 28.6 197.9 1.1 14.9 -28 1 6 17200 17 16 30 17 18 00 --- 19 19 57 28.5 198.3 1.1 15.2 62 R 1 16000 17 18 00 SGR1806-20 19 19 57 28.8 199.0 1.2 15.8 -28 1 6 16000 17 18 00 17 21 00 --- 19 22 57 28.6 199.8 1.2 16.5 152 R 1 13600 17 21 00 J1811-2055 19 22 57 28.3 199.0 1.2 15.9 -28 1 6 13600 17 21 00 17 22 30 --- 19 24 28 28.2 199.4 1.2 16.2 62 R 1 12400 17 22 30 SGR1806-20 19 24 28 28.5 200.2 1.3 16.8 -28 1 6 12400 17 22 30 17 25 30 --- 19 27 28 28.3 201.0 1.3 17.4 152 R 1 10000 17 25 30 J1811-2055 19 27 28 28.0 200.2 1.3 16.8 -28 1 6 10000 17 25 30 17 27 00 --- 19 28 58 27.9 200.6 1.3 17.1 62 R 1 8800 17 27 00 SGR1806-20 19 28 58 28.2 201.3 1.3 17.7 -28 1 6 8800 17 27 00 17 29 45 --- 19 31 44 28.0 202.0 1.4 18.3 137 R 1 6600 Schedule for GBT_VLBA (Code Gb ) Page 6 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 17 31 45 J1825-1718 19 33 44 32.0 199.2 1.1 15.6 81 1 6 6600 17 31 45 17 33 15 --- 19 35 14 31.9 199.6 1.2 16.0 90 R 1 5400 17 33 15 SGR1806-20 19 35 14 27.8 202.9 1.4 19.0 -40 1 6 5400 17 33 15 17 36 15 --- 19 38 15 27.5 203.7 1.5 19.6 140 R 1 3000 17 36 15 J1811-2055 19 38 15 27.2 202.9 1.4 19.0 -28 1 6 3000 17 36 15 17 37 45 --- 19 39 45 27.1 203.3 1.5 19.3 62 R 1 1800 17 37 45 SGR1806-20 19 39 45 27.4 204.1 1.5 19.9 -28 1 7 1800 17 37 45 17 40 45 --- 19 42 46 27.2 204.8 1.6 20.5 152 F 1 600 17 40 45 J1811-2055 19 42 46 26.9 204.0 1.5 19.9 -28 1 7 600 17 40 45 17 42 15 --- 19 44 16 26.8 204.4 1.5 20.2 62 F 1 1800 17 42 15 SGR1806-20 19 44 16 27.0 205.2 1.6 20.8 -28 1 7 1800 17 42 15 17 45 15 --- 19 47 16 26.8 205.9 1.6 21.4 152 F 1 4200 17 45 15 J1811-2055 19 47 16 26.5 205.1 1.6 20.8 -28 1 7 4200 17 45 15 17 46 45 --- 19 48 47 26.4 205.5 1.6 21.1 62 F 1 5400 17 46 45 SGR1806-20 19 48 47 26.7 206.3 1.7 21.7 -28 1 7 5400 17 46 45 17 49 45 --- 19 51 47 26.4 207.0 1.7 22.3 152 F 1 7800 17 49 45 J1811-2055 19 51 47 26.1 206.2 1.7 21.7 -28 1 7 7800 17 49 45 17 51 15 --- 19 53 17 26.0 206.6 1.7 22.0 62 F 1 9000 17 51 15 SGR1806-20 19 53 17 26.3 207.4 1.7 22.6 -28 1 7 9000 17 51 15 17 54 00 --- 19 56 03 26.0 208.0 1.8 23.1 137 F 1 11200 17 56 00 J1825-1718 19 58 03 30.2 205.6 1.5 20.8 80 1 7 11200 17 56 00 17 57 30 --- 19 59 33 30.1 206.0 1.6 21.1 90 F 1 12400 17 57 30 SGR1806-20 19 59 33 25.7 208.9 1.8 23.8 -41 1 7 12400 17 57 30 18 00 30 --- 20 02 34 25.4 209.6 1.9 24.4 139 F 1 14800 18 00 30 J1811-2055 20 02 34 25.2 208.8 1.9 23.8 -28 1 7 14800 18 00 30 18 02 00 --- 20 04 04 25.0 209.1 1.9 24.1 62 F 1 16000 18 02 00 SGR1806-20 20 04 04 25.3 209.9 1.9 24.6 -28 1 8 16000 18 02 00 18 05 00 --- 20 07 05 25.0 210.6 2.0 25.2 152 R 1 16800 Schedule for GBT_VLBA (Code Gb ) Page 7 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 18 05 00 J1811-2055 20 07 05 24.7 209.8 1.9 24.7 -28 1 8 16800 18 05 00 18 06 30 --- 20 08 35 24.6 210.2 2.0 24.9 62 R 1 15600 18 06 30 SGR1806-20 20 08 35 24.8 211.0 2.0 25.5 -28 1 8 15600 18 06 30 18 09 30 --- 20 11 35 24.5 211.7 2.0 26.0 152 R 1 13200 18 09 30 J1811-2055 20 11 35 24.3 210.9 2.0 25.5 -28 1 8 13200 18 09 30 18 11 00 --- 20 13 06 24.1 211.2 2.0 25.8 62 R 1 12000 18 11 00 SGR1806-20 20 13 06 24.3 212.0 2.1 26.3 -28 1 8 12000 18 11 00 18 14 00 --- 20 16 06 24.0 212.7 2.1 26.9 152 R 1 9600 18 14 00 J1811-2055 20 16 06 23.8 211.9 2.1 26.3 -28 1 8 9600 18 14 00 18 15 30 --- 20 17 36 23.7 212.3 2.1 26.6 62 R 1 8400 18 15 30 SGR1806-20 20 17 36 23.9 213.1 2.1 27.1 -28 1 8 8400 18 15 30 18 18 15 --- 20 20 22 23.6 213.7 2.2 27.6 137 R 1 6200 18 20 15 J1825-1718 20 22 22 27.9 211.7 1.9 25.6 79 1 8 6200 18 20 15 18 21 45 --- 20 23 52 27.8 212.1 2.0 25.8 90 R 1 5000 18 21 45 SGR1806-20 20 23 52 23.2 214.5 2.2 28.2 -41 1 8 5000 18 21 45 18 24 45 --- 20 26 53 22.8 215.2 2.3 28.8 139 R 1 2600 18 24 45 J1811-2055 20 26 53 22.7 214.4 2.3 28.2 -28 1 8 2600 18 24 45 18 26 15 --- 20 28 23 22.5 214.7 2.3 28.5 62 R 1 1400 18 26 15 SGR1806-20 20 28 23 22.7 215.5 2.3 29.0 -28 1 9 1400 18 26 15 18 29 15 --- 20 31 24 22.3 216.2 2.4 29.6 152 F 1 1000 18 29 15 J1811-2055 20 31 24 22.2 215.4 2.3 29.0 -28 1 9 1000 18 29 15 18 30 45 --- 20 32 54 22.0 215.7 2.4 29.3 62 F 1 2200 18 30 45 SGR1806-20 20 32 54 22.2 216.5 2.4 29.8 -28 1 9 2200 18 30 45 18 33 45 --- 20 35 54 21.8 217.2 2.4 30.3 152 F 1 4600 18 33 45 J1811-2055 20 35 54 21.7 216.3 2.4 29.8 -28 1 9 4600 18 33 45 18 35 15 --- 20 37 25 21.5 216.7 2.4 30.1 62 F 1 5800 18 35 15 SGR1806-20 20 37 25 21.6 217.5 2.5 30.6 -28 1 9 5800 18 35 15 18 38 15 --- 20 40 25 21.3 218.1 2.5 31.1 152 F 1 8200 Schedule for GBT_VLBA (Code Gb ) Page 8 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 18 38 15 J1811-2055 20 40 25 21.1 217.3 2.5 30.6 -28 1 9 8200 18 38 15 18 39 45 --- 20 41 55 20.9 217.6 2.5 30.8 62 F 1 9400 18 39 45 SGR1806-20 20 41 55 21.1 218.5 2.5 31.3 -28 1 9 9400 18 39 45 18 42 30 --- 20 44 41 20.7 219.0 2.6 31.8 137 F 1 11600 18 44 30 J1825-1718 20 46 41 25.2 217.5 2.3 29.9 79 1 9 11600 18 44 30 18 46 00 --- 20 48 11 25.0 217.8 2.4 30.2 90 F 1 12800 18 46 00 SGR1806-20 20 48 11 20.3 219.8 2.7 32.3 -42 1 9 12800 18 46 00 18 49 00 --- 20 51 12 19.9 220.4 2.7 32.8 138 F 1 15200 18 49 00 J1811-2055 20 51 12 19.8 219.6 2.7 32.3 -28 1 9 15200 18 49 00 18 50 30 --- 20 52 42 19.6 219.9 2.7 32.6 62 F 1 16400 18 50 30 SGR1806-20 20 52 42 19.7 220.7 2.7 33.1 -28 1 10 16400 18 50 30 18 53 30 --- 20 55 43 19.4 221.4 2.8 33.5 152 R 1 16400 18 53 30 J1811-2055 20 55 43 19.2 220.6 2.7 33.0 -28 1 10 16400 18 53 30 18 55 00 --- 20 57 13 19.1 220.9 2.8 33.3 62 R 1 15200 18 55 00 SGR1806-20 20 57 13 19.2 221.7 2.8 33.8 -28 1 10 15200 18 55 00 18 58 00 --- 21 00 13 18.8 222.3 2.9 34.2 152 R 1 12800 18 58 00 J1811-2055 21 00 13 18.7 221.5 2.8 33.7 -28 1 10 12800 18 58 00 18 59 30 --- 21 01 44 18.5 221.8 2.8 34.0 62 R 1 11600 18 59 30 SGR1806-20 21 01 44 18.6 222.6 2.9 34.4 -28 1 10 11600 18 59 30 19 02 30 --- 21 04 44 18.2 223.2 2.9 34.9 152 R 1 9200 19 02 30 J1811-2055 21 04 44 18.1 222.4 2.9 34.4 -28 1 10 9200 19 02 30 19 04 00 --- 21 06 14 17.9 222.7 2.9 34.7 62 R 1 8000 19 04 00 SGR1806-20 21 06 14 18.0 223.5 3.0 35.1 -28 1 10 8000 19 04 00 19 06 45 --- 21 09 00 17.6 224.1 3.0 35.5 137 R 1 5800 19 08 45 J1825-1718 21 11 00 22.1 222.8 2.8 33.9 79 1 10 5800 19 08 45 19 10 15 --- 21 12 30 21.9 223.2 2.8 34.1 90 R 1 4600 19 10 15 SGR1806-20 21 12 30 17.1 224.8 3.1 36.1 -42 1 10 4600 19 10 15 19 13 15 --- 21 15 31 16.7 225.4 3.1 36.5 138 R 1 2200 Schedule for GBT_VLBA (Code Gb ) Page 9 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 19 13 15 J1811-2055 21 15 31 16.6 224.6 3.1 36.0 -28 1 10 2200 19 13 15 19 14 45 --- 21 17 01 16.4 224.9 3.1 36.3 62 R 1 1000 19 14 45 SGR1806-20 21 17 01 16.5 225.6 3.1 36.7 -28 1 11 1000 19 14 45 19 17 45 --- 21 20 02 16.1 226.2 3.2 37.1 152 F 1 1400 19 17 45 J1811-2055 21 20 02 16.0 225.4 3.1 36.7 -28 1 11 1400 19 17 45 19 19 15 --- 21 21 32 15.8 225.7 3.2 36.9 62 F 1 2600 19 19 15 SGR1806-20 21 21 32 15.8 226.5 3.2 37.3 -28 1 11 2600 19 19 15 19 22 15 --- 21 24 32 15.4 227.1 3.3 37.8 152 F 1 5000 19 22 15 J1811-2055 21 24 32 15.4 226.3 3.2 37.3 -28 1 11 5000 19 22 15 19 23 45 --- 21 26 03 15.1 226.6 3.2 37.5 62 F 1 6200 19 23 45 SGR1806-20 21 26 03 15.2 227.4 3.3 38.0 -28 1 11 6200 19 23 45 19 26 45 --- 21 29 03 14.8 228.0 3.3 38.4 152 F 1 8600 19 26 45 J1811-2055 21 29 03 14.7 227.2 3.3 38.0 -28 1 11 8600 19 26 45 19 28 15 --- 21 30 33 14.5 227.5 3.3 38.2 62 F 1 9800 19 28 15 SGR1806-20 21 30 33 14.5 228.3 3.4 38.6 -28 1 11 9800 19 28 15 19 31 00 --- 21 33 19 14.1 228.8 3.4 38.9 137 F 1 12000 19 33 00 J1825-1718 21 35 19 18.8 227.9 3.2 37.5 79 1 11 12000 19 33 00 19 34 30 --- 21 36 49 18.5 228.2 3.2 37.7 90 F 1 13200 19 34 30 SGR1806-20 21 36 49 13.6 229.4 3.5 39.4 -42 1 11 13200 19 34 30 19 37 30 --- 21 39 50 13.2 230.0 3.5 39.8 138 F 1 15600 19 37 30 J1811-2055 21 39 50 13.1 229.2 3.5 39.4 -28 1 11 15600 19 37 30 19 39 00 --- 21 41 20 12.9 229.5 3.5 39.6 62 F 1 16800 19 39 00 SGR1806-20 21 41 20 12.9 230.3 3.5 40.0 -28 1 12 16800 19 39 00 19 42 00 --- 21 44 21 12.5 230.8 3.6 40.4 152 R 1 16000 19 42 00 J1811-2055 21 44 21 12.5 230.0 3.5 40.0 -28 1 12 16000 19 42 00 19 43 30 --- 21 45 51 12.2 230.3 3.6 40.2 62 R 1 14800 19 43 30 SGR1806-20 21 45 51 12.3 231.1 3.6 40.6 -28 1 12 14800 19 43 30 19 46 30 --- 21 48 51 11.8 231.6 3.7 40.9 152 R 1 12400 Schedule for GBT_VLBA (Code Gb ) Page 10 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 19 46 30 J1811-2055 21 48 51 11.8 230.9 3.6 40.6 -28 1 12 12400 19 46 30 19 48 00 --- 21 50 22 11.6 231.1 3.6 40.8 62 R 1 11200 19 48 00 SGR1806-20 21 50 22 11.6 231.9 3.7 41.1 -28 1 12 11200 19 48 00 19 51 00 --- 21 53 22 11.1 232.5 3.7 41.5 152 R 1 8800 19 51 00 J1811-2055 21 53 22 11.1 231.7 3.7 41.1 -28 1 12 8800 19 51 00 19 52 30 --- 21 54 52 10.9 231.9 3.7 41.3 62 R 1 7600 19 52 30 SGR1806-20 21 54 52 10.9 232.7 3.8 41.7 -28 1 12 7600 19 52 30 19 55 15 --- 21 57 38 10.4 233.2 3.8 42.0 137 R 1 5400 19 57 15 J1825-1718 21 59 38 15.1 232.6 3.6 40.7 78 1 12 5400 19 57 15 19 58 45 --- 22 01 08 14.9 232.9 3.6 40.9 90 R 1 4200 19 58 45 SGR1806-20 22 01 08 9.9 233.8 3.9 42.4 -43 1 12 4200 19 58 45 20 01 45 --- 22 04 09 9.4 234.4 3.9 42.8 137 R 1 1800 20 01 45 J1811-2055 22 04 09 9.4 233.6 3.9 42.4 -28 1 12 1800 20 01 45 20 03 15 --- 22 05 39 9.2 233.8 3.9 42.6 62 R 1 600 20 03 15 SGR1806-20 22 05 39 9.2 234.6 3.9 43.0 -28 1 13 600 20 03 15 20 06 15 --- 22 08 40 8.7 235.1 4.0 43.3 152 F 1 1800 20 06 15 J1811-2055 22 08 40 8.7 234.4 4.0 43.0 -28 1 13 1800 20 06 15 20 07 45 --- 22 10 10 8.5 234.6 4.0 43.1 62 F 1 3000 20 07 45 SGR1806-20 22 10 10 8.4 235.4 4.0 43.5 -28 1 13 3000 20 07 45 20 10 45 --- 22 13 10 8.0 235.9 4.1 43.8 152 F 1 5400 20 10 45 J1811-2055 22 13 10 8.0 235.1 4.0 43.5 -28 1 13 5400 20 10 45 20 12 15 --- 22 14 41 7.7 235.4 4.1 43.6 62 F 1 6600 20 12 15 SGR1806-20 22 14 41 7.7 236.2 4.1 44.0 -28 1 13 6600 20 12 15 20 15 15 --- 22 17 41 7.2 236.7 4.1 44.3 152 F 1 9000 20 15 15 J1811-2055 22 17 41 7.3 235.9 4.1 44.0 -28 1 13 9000 20 15 15 20 16 45 --- 22 19 11 7.0 236.2 4.1 44.2 62 F 1 10200 20 16 45 SGR1806-20 22 19 11 7.0 236.9 4.2 44.5 -28 1 13 10200 20 16 45 20 19 30 --- 22 21 57 6.5 237.4 4.2 44.8 137 F 1 12400 Schedule for GBT_VLBA (Code Gb ) Page 11 BK121C - 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) ---------------------------------------------------------------------------------------- --- Mon 10 Jan 2005 Day 10 --- 20 21 30 J1825-1718 22 23 57 11.2 237.0 4.0 43.5 78 1 13 12400 20 21 30 20 23 00 --- 22 25 27 11.0 237.3 4.0 43.7 90 F 1 13600 20 23 00 SGR1806-20 22 25 27 5.9 238.0 4.3 45.1 -43 1 13 13600 20 23 00 20 26 00 --- 22 28 28 5.4 238.5 4.3 45.4 137 F 1 16000 20 26 00 J1811-2055 22 28 28 5.5 237.7 4.3 45.1 -28 1 13 16000 20 26 00 20 27 30 --- 22 29 58 5.2 238.0 4.3 45.3 62 F 1 17200 20 27 30 SGR1806-20 22 29 58 5.2 238.7 4.4 45.6 -28 1 14 17200 20 27 30 20 30 30 --- 22 32 59 4.7 239.2 4.4 D 45.9 0 R 1 14800 20 55 15 J2005+7752 22 57 48 46.7 347.9 2.9 128.7 1272 1 14 14800 20 55 15 20 59 15 =2007+777 23 01 48 46.5 347.7 2.9 127.5 240 R 1 11600 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 gbt21cm in /aps3/sched/catalogs/freq.dat LO1=4.300, LO2=12.75, LO3=10.5 Setup group: 3 Station: GBT_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= 2050.00 2050.00 2050.00 2050.00 2050.00 2050.00 2050.00 2050.00 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 The following frequency sets based on this setup were used. Frequency Set: 3 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= 649.51 649.51 641.51 641.51 633.51 633.51 625.51 625.51 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 -- BK121C - 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 40.703586 * 18 08 39.347160 18 08 55.420680 -20 25 11.30182 *-20 24 39.96120 -20 24 44.39636 From catalog imbedded in main SCHED input file. * J1811-2055 18 08 07.489967 * 18 11 06.800000 18 11 22.931369 -20 55 45.49976 *-20 55 03.44400 -20 55 06.84367 From catalog imbedded in main SCHED input file. * J1825-1718 18 22 42.013768 * 18 25 36.532220 18 25 52.209167 -17 20 35.28951 *-17 18 49.84840 -17 18 47.79484 From catalog imbedded in main SCHED input file. J1642+3948 16 41 17.606214 * 16 42 58.809952 16 43 07.436800 1641+399 39 54 10.81489 * 39 48 36.99395 39 47 47.20816 * 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 12.407855 2007+777 77 43 58.12308 * 77 52 43.24761 77 53 31.60059 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 18.7 J1811-2055 18.1 J1825-1718 15.6 3C345 72.8 J2005+7752 99.9 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