COVER INFORMATION Station: VLBA_OV (Code OV ) Experiment: 1st Epoch on X-ray Transient GROJ1655-40: 2,6,18cm 18aug94 VLBA Exp. Code: BHTOA1 Schedule Version: 1.00 Processed by SCHED version: 17 Feb 1994 PI: R. Hjellming Address: NRAO P.O. Box O Socorro, NM 87801, USA Phone: 1-505-835-7273 (work) or 1-505-835-0504 (home) EMAIL: rhjellmi@nrao.edu (internet) Fax: 1-505-835-7027 Telex: 9109881710 Phone during observation: 1-505-835-7273 (work) or 1-505-835-0504 (home) Observing mode: VLBA 128-8-1 2, 6, 18cm Correlator: SOCORRO Notes: Use 7 stations: KP LA FD SC NL OV MK Fringe finder & amp. checks: 1622-297 Schedule for VLBA_OV (Code OV ) Page 2 1st Epoch on X-ray Transient GROJ1655-40: 2,6,18cm 18aug94 VLBA ------------------------------------------------------------------------------- Start UT Source RA/Dec Start / Stop Slews/Notes Stop UT Coord epoch LST EL AZ HA EL AZ HA Tape: Drive, Index, Head Group, Direction, Footage (Start Stop) ------------------------------------------------------------------------------- --- Thu 18 Aug 1994 Day 230 --- 23 30 00 GRJ1655 16 54 00.200 13 25 16 -0.7 142.7 -3.5 0.0 0.0 0.0 23 43 00 (2000) -39 50 43.60 13 38 18 0.8 144.7 -3.3 DOWN Tape: 1 1 1 Forward 0 8775 23 43 00 GRJ1655 16 54 00.200 13 38 18 0.8 144.7 -3.3 0.0 0.0 0.0 23 56 00 (2000) -39 50 43.60 13 51 20 2.3 146.7 -3.0 RISE Tape: 1 1 1 Forward 8775 17550 --- Start: Thu 18 Aug 1994 Day 230 -- Stop: Fri 19 Aug 1994 Day 231 --- 23 56 00 GRJ1655 16 54 00.200 13 51 20 2.3 146.7 -3.0 0.0 0.0 0.0 00 09 00 (2000) -39 50 43.60 14 04 22 3.7 148.8 -2.8 Tape: 1 2 1 Reverse 17550 8775 00 09 00 GRJ1655 16 54 00.200 14 04 22 3.7 148.8 -2.8 0.0 0.0 0.0 00 22 00 (2000) -39 50 43.60 14 17 25 5.0 150.9 -2.6 Tape: 1 2 1 Reverse 8775 0 00 22 00 GRJ1655 16 54 00.200 14 17 25 5.0 150.9 -2.6 0.0 0.0 0.0 00 35 00 (2000) -39 50 43.60 14 30 27 6.2 153.1 -2.4 Tape: 1 3 1 Forward 0 8775 00 35 00 GRJ1655 16 54 00.200 14 30 27 6.2 153.1 -2.4 0.0 0.0 0.0 00 48 00 (2000) -39 50 43.60 14 43 29 7.3 155.4 -2.2 Tape: 1 3 1 Forward 8775 17550 00 48 00 GRJ1655 16 54 00.200 14 43 29 7.3 155.4 -2.2 0.0 0.0 0.0 01 01 00 (2000) -39 50 43.60 14 56 31 8.4 157.7 -2.0 Tape: 1 4 1 Reverse 17550 8775 01 01 00 GRJ1655 16 54 00.200 14 56 31 8.4 157.7 -2.0 0.0 0.0 0.0 01 14 00 (2000) -39 50 43.60 15 09 33 9.3 160.0 -1.7 Tape: 1 4 1 Reverse 8775 0 01 14 00 GRJ1655 16 54 00.200 15 09 33 9.3 160.0 -1.7 0.0 0.0 0.0 01 27 00 (2000) -39 50 43.60 15 22 35 10.1 162.4 -1.5 Tape: 1 5 1 Forward 0 8775 01 27 00 GRJ1655 16 54 00.200 15 22 35 10.1 162.4 -1.5 0.0 0.0 0.0 01 40 00 (2000) -39 50 43.60 15 35 37 10.9 164.9 -1.3 Tape: 1 5 1 Forward 8775 17550 01 40 00 GRJ1655 16 54 00.200 15 35 37 10.9 164.9 -1.3 0.0 0.0 0.0 01 53 00 (2000) -39 50 43.60 15 48 39 11.5 167.3 -1.1 Tape: 1 6 1 Reverse 17550 8775 Schedule for VLBA_OV (Code OV ) Page 3 1st Epoch on X-ray Transient GROJ1655-40: 2,6,18cm 18aug94 VLBA ------------------------------------------------------------------------------- Start UT Source RA/Dec Start / Stop Slews/Notes Stop UT Coord epoch LST EL AZ HA EL AZ HA Tape: Drive, Index, Head Group, Direction, Footage (Start Stop) ------------------------------------------------------------------------------- --- Fri 19 Aug 1994 Day 231 --- 01 53 00 GRJ1655 16 54 00.200 15 48 39 11.5 167.3 -1.1 0.0 0.0 0.0 02 06 00 (2000) -39 50 43.60 16 01 42 12.0 169.8 -0.9 Tape: 1 6 1 Reverse 8775 0 02 06 00 GRJ1655 16 54 00.200 16 01 42 12.0 169.8 -0.9 0.0 0.0 0.0 02 12 30 (2000) -39 50 43.60 16 08 13 12.2 171.1 -0.8 Tape: 1 7 1 Forward 0 4387 02 12 30 1622-297 16 26 06.021 16 08 13 22.8 175.9 -0.3 10.6 4.8 0.5 02 19 00 (2000) -29 51 26.97 16 14 44 22.9 177.4 -0.2 Tape: 1 7 1 Forward 4387 8775 02 19 00 GRJ1655 16 54 00.200 16 14 44 12.4 172.4 -0.6 -10.5 -5.0 -0.5 02 25 30 (2000) -39 50 43.60 16 21 15 12.6 173.6 -0.5 Tape: 1 7 1 Forward 8775 13162 02 25 30 1622-297 16 26 06.021 16 21 15 22.9 178.9 -0.1 10.3 5.3 0.5 02 32 00 (2000) -29 51 26.97 16 27 46 22.9 180.5 0.0 Tape: 1 7 1 Forward 13162 17550 02 32 00 GRJ1655 16 54 00.200 16 27 46 12.7 174.9 -0.4 -10.2 -5.6 -0.5 02 38 30 (2000) -39 50 43.60 16 34 17 12.8 176.2 -0.3 Tape: 1 8 1 Reverse 17550 13162 02 38 30 1622-297 16 26 06.021 16 34 17 22.9 182.0 0.1 10.1 5.8 0.5 02 45 00 (2000) -29 51 26.97 16 40 48 22.8 183.5 0.3 Tape: 1 8 1 Reverse 13162 8775 02 45 00 GRJ1655 16 54 00.200 16 40 48 12.9 177.5 -0.2 -10.0 -6.1 -0.5 02 58 00 (2000) -39 50 43.60 16 53 50 12.9 180.0 0.0 Tape: 1 8 1 Reverse 8775 0 02 58 00 GRJ1655 16 54 00.200 16 53 50 12.9 180.0 0.0 0.0 0.0 0.0 03 11 00 (2000) -39 50 43.60 17 06 52 12.9 182.6 0.2 Tape: 1 9 1 Forward 0 8775 03 11 00 GRJ1655 16 54 00.200 17 06 52 12.9 182.6 0.2 0.0 0.0 0.0 03 24 00 (2000) -39 50 43.60 17 19 54 12.7 185.2 0.4 Tape: 1 9 1 Forward 8775 17550 03 24 00 GRJ1655 16 54 00.200 17 19 54 12.7 185.2 0.4 0.0 0.0 0.0 03 30 30 (2000) -39 50 43.60 17 26 26 12.6 186.4 0.5 Tape: 1 10 1 Reverse 17550 13162 Schedule for VLBA_OV (Code OV ) Page 4 1st Epoch on X-ray Transient GROJ1655-40: 2,6,18cm 18aug94 VLBA ------------------------------------------------------------------------------- Start UT Source RA/Dec Start / Stop Slews/Notes Stop UT Coord epoch LST EL AZ HA EL AZ HA Tape: Drive, Index, Head Group, Direction, Footage (Start Stop) ------------------------------------------------------------------------------- --- Fri 19 Aug 1994 Day 231 --- 03 30 30 1622-297 16 26 06.021 17 26 26 21.4 194.1 1.0 8.9 7.7 0.5 03 37 00 (2000) -29 51 26.97 17 32 57 21.1 195.6 1.1 Tape: 1 10 1 Reverse 13162 8775 03 37 00 GRJ1655 16 54 00.200 17 32 57 12.4 187.7 0.7 -8.7 -7.9 -0.5 03 43 30 (2000) -39 50 43.60 17 39 28 12.2 189.0 0.8 Tape: 1 10 1 Reverse 8775 4387 03 43 30 1622-297 16 26 06.021 17 39 28 20.7 197.0 1.2 8.5 8.1 0.5 03 50 00 (2000) -29 51 26.97 17 45 59 20.3 198.5 1.3 Tape: 1 10 1 Reverse 4387 0 03 50 00 GRJ1655 16 54 00.200 17 45 59 12.0 190.2 0.9 -8.3 -8.3 -0.5 03 56 30 (2000) -39 50 43.60 17 52 30 11.8 191.5 1.0 Tape: 1 11 1 Forward 0 4387 03 56 30 1622-297 16 26 06.021 17 52 30 19.9 199.9 1.4 8.2 8.4 0.5 04 03 00 (2000) -29 51 26.97 17 59 01 19.5 201.3 1.6 Tape: 1 11 1 Forward 4387 8775 04 03 00 GRJ1655 16 54 00.200 17 59 01 11.5 192.7 1.1 -8.0 -8.6 -0.5 04 16 00 (2000) -39 50 43.60 18 12 03 10.9 195.2 1.3 Tape: 1 11 1 Forward 8775 17550 04 16 00 GRJ1655 16 54 00.200 18 12 03 10.9 195.2 1.3 0.0 0.0 0.0 04 29 00 (2000) -39 50 43.60 18 25 05 10.1 197.6 1.5 Tape: 1 12 1 Reverse 17550 8775 04 29 00 GRJ1655 16 54 00.200 18 25 05 10.1 197.6 1.5 0.0 0.0 0.0 04 42 00 (2000) -39 50 43.60 18 38 07 9.3 200.0 1.7 Tape: 1 12 1 Reverse 8775 0 04 42 00 GRJ1655 16 54 00.200 18 38 07 9.3 200.0 1.7 0.0 0.0 0.0 04 55 00 (2000) -39 50 43.60 18 51 09 8.3 202.4 2.0 Tape: 1 13 1 Forward 0 8775 04 55 00 GRJ1655 16 54 00.200 18 51 09 8.3 202.4 2.0 0.0 0.0 0.0 05 08 00 (2000) -39 50 43.60 19 04 12 7.3 204.7 2.2 Tape: 1 13 1 Forward 8775 17550 05 08 00 GRJ1655 16 54 00.200 19 04 12 7.3 204.7 2.2 0.0 0.0 0.0 05 21 00 (2000) -39 50 43.60 19 17 14 6.2 206.9 2.4 Tape: 1 14 1 Reverse 17550 8775 Schedule for VLBA_OV (Code OV ) Page 5 1st Epoch on X-ray Transient GROJ1655-40: 2,6,18cm 18aug94 VLBA ------------------------------------------------------------------------------- Start UT Source RA/Dec Start / Stop Slews/Notes Stop UT Coord epoch LST EL AZ HA EL AZ HA Tape: Drive, Index, Head Group, Direction, Footage (Start Stop) ------------------------------------------------------------------------------- --- Fri 19 Aug 1994 Day 231 --- 05 21 00 GRJ1655 16 54 00.200 19 17 14 6.2 206.9 2.4 0.0 0.0 0.0 05 34 00 (2000) -39 50 43.60 19 30 16 5.0 209.1 2.6 Tape: 1 14 1 Reverse 8775 0 SOURCE LIST -- 1st Epoch on X-ray Transient GROJ1655-40: 2,6,18cm 18aug94 VLBA Catalog positions marked with *. Position of date is for stop time of first scan. Source Source position (RA/Dec) (B1950) (J2000) (Date) 1622-297 16 22 57.243 * 16 26 06.021 16 25 47.223 -29 44 41.41 *-29 51 26.97 -29 50 44.41 GRJ1655 16 50 33.149 * 16 54 00.200 16 53 39.782 -39 45 51.69 *-39 50 43.60 -39 50 15.36