COVER INFORMATION Station: VLBA_NL (Code NL ) Experiment: 2nd Epoch X-ray Transient GROJ1655-40: 13/3.6,6,18cm 22aug94 VLBA Exp. Code: BHTOA2 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 13/3.6, 6, 18cm Correlator: SOCORRO Notes: Use ALL AVAILABLE stations EXCEPT BR" Fringe finder & amp. checks: 1622-297 Schedule for VLBA_NL (Code NL ) Page 2 2nd Epoch X-ray Transient GROJ1655-40: 13/3.6,6,18cm 22aug94 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) ------------------------------------------------------------------------------- --- Mon 22 Aug 1994 Day 234 --- 23 15 00 GRJ1655 16 54 00.200 15 12 48 5.2 160.8 -1.7 0.0 0.0 0.0 23 28 00 (2000) -39 50 43.60 15 25 50 6.0 163.2 -1.5 Tape: 1 1 1 Forward 0 8775 23 28 00 GRJ1655 16 54 00.200 15 25 50 6.0 163.2 -1.5 0.0 0.0 0.0 23 41 00 (2000) -39 50 43.60 15 38 53 6.6 165.7 -1.2 Tape: 1 1 1 Forward 8775 17550 23 41 00 GRJ1655 16 54 00.200 15 38 53 6.6 165.7 -1.2 0.0 0.0 0.0 23 54 00 (2000) -39 50 43.60 15 51 55 7.2 168.1 -1.0 Tape: 1 2 1 Reverse 17550 8775 --- Start: Mon 22 Aug 1994 Day 234 -- Stop: Tue 23 Aug 1994 Day 235 --- 23 54 00 GRJ1655 16 54 00.200 15 51 55 7.2 168.1 -1.0 0.0 0.0 0.0 00 07 00 (2000) -39 50 43.60 16 04 57 7.6 170.6 -0.8 Tape: 1 2 1 Reverse 8775 0 00 07 00 GRJ1655 16 54 00.200 16 04 57 7.6 170.6 -0.8 0.0 0.0 0.0 00 20 00 (2000) -39 50 43.60 16 17 59 8.0 173.1 -0.6 Tape: 1 3 1 Forward 0 8775 00 20 00 GRJ1655 16 54 00.200 16 17 59 8.0 173.1 -0.6 0.0 0.0 0.0 00 33 00 (2000) -39 50 43.60 16 31 01 8.2 175.6 -0.4 Tape: 1 3 1 Forward 8775 17550 00 33 00 GRJ1655 16 54 00.200 16 31 01 8.2 175.6 -0.4 0.0 0.0 0.0 00 46 00 (2000) -39 50 43.60 16 44 03 8.4 178.1 -0.2 Tape: 1 4 1 Reverse 17550 8775 00 46 00 GRJ1655 16 54 00.200 16 44 03 8.4 178.1 -0.2 0.0 0.0 0.0 00 59 00 (2000) -39 50 43.60 16 57 05 8.4 180.7 0.1 Tape: 1 4 1 Reverse 8775 0 00 59 00 GRJ1655 16 54 00.200 16 57 05 8.4 180.7 0.1 0.0 0.0 0.0 01 12 00 (2000) -39 50 43.60 17 10 07 8.3 183.2 0.3 Tape: 1 5 1 Forward 0 8775 01 12 00 GRJ1655 16 54 00.200 17 10 07 8.3 183.2 0.3 0.0 0.0 0.0 01 25 00 (2000) -39 50 43.60 17 23 10 8.1 185.7 0.5 Tape: 1 5 1 Forward 8775 17550 01 25 00 GRJ1655 16 54 00.200 17 23 10 8.1 185.7 0.5 0.0 0.0 0.0 01 38 00 (2000) -39 50 43.60 17 36 12 7.8 188.2 0.7 Tape: 1 6 1 Reverse 17550 8775 Schedule for VLBA_NL (Code NL ) Page 3 2nd Epoch X-ray Transient GROJ1655-40: 13/3.6,6,18cm 22aug94 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) ------------------------------------------------------------------------------- --- Tue 23 Aug 1994 Day 235 --- 01 38 00 GRJ1655 16 54 00.200 17 36 12 7.8 188.2 0.7 0.0 0.0 0.0 01 51 00 (2000) -39 50 43.60 17 49 14 7.4 190.7 0.9 Tape: 1 6 1 Reverse 8775 0 01 51 00 GRJ1655 16 54 00.200 17 49 14 7.4 190.7 0.9 0.0 0.0 0.0 01 57 30 (2000) -39 50 43.60 17 55 45 7.2 192.0 1.0 Tape: 1 7 1 Forward 0 4387 01 57 30 1622-297 16 26 06.021 17 55 45 15.4 200.1 1.5 8.3 8.2 0.5 02 04 00 (2000) -29 51 26.97 18 02 16 15.0 201.5 1.6 Tape: 1 7 1 Forward 4387 8775 02 04 00 GRJ1655 16 54 00.200 18 02 16 6.9 193.2 1.1 -8.1 -8.3 -0.5 02 10 30 (2000) -39 50 43.60 18 08 47 6.6 194.4 1.3 Tape: 1 7 1 Forward 8775 13162 02 10 30 1622-297 16 26 06.021 18 08 47 14.5 202.9 1.7 7.9 8.5 0.5 02 17 00 (2000) -29 51 26.97 18 15 18 14.1 204.3 1.8 Tape: 1 7 1 Forward 13162 17550 02 17 00 GRJ1655 16 54 00.200 18 15 18 6.3 195.6 1.4 -7.7 -8.7 -0.5 02 23 30 (2000) -39 50 43.60 18 21 49 6.0 196.8 1.5 Tape: 1 8 1 Reverse 17550 13162 02 23 30 1622-297 16 26 06.021 18 21 49 13.5 205.6 1.9 7.6 8.8 0.5 02 30 00 (2000) -29 51 26.97 18 28 20 13.0 207.0 2.0 Tape: 1 8 1 Reverse 13162 8775 02 30 00 GRJ1655 16 54 00.200 18 28 20 5.6 198.0 1.6 -7.4 -8.9 -0.5 02 43 00 (2000) -39 50 43.60 18 41 22 4.8 200.4 1.8 Tape: 1 8 1 Reverse 8775 0 02 43 00 GRJ1655 16 54 00.200 18 41 22 4.8 200.4 1.8 0.0 0.0 0.0 02 56 00 (2000) -39 50 43.60 18 54 25 3.9 202.8 2.0 Tape: 1 9 1 Forward 0 8775 02 56 00 GRJ1655 16 54 00.200 18 54 25 3.9 202.8 2.0 0.0 0.0 0.0 03 09 00 (2000) -39 50 43.60 19 07 27 2.9 205.1 2.2 Tape: 1 9 1 Forward 8775 17550 03 09 00 GRJ1655 16 54 00.200 19 07 27 2.9 205.1 2.2 0.0 0.0 0.0 03 15 30 (2000) -39 50 43.60 19 13 58 2.4 206.2 2.3 Tape: 1 10 1 Reverse 17550 13162 Schedule for VLBA_NL (Code NL ) Page 4 2nd Epoch X-ray Transient GROJ1655-40: 13/3.6,6,18cm 22aug94 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) ------------------------------------------------------------------------------- --- Tue 23 Aug 1994 Day 235 --- 03 15 30 1622-297 16 26 06.021 19 13 58 8.6 216.0 2.8 6.2 9.8 0.5 03 22 00 (2000) -29 51 26.97 19 20 29 7.8 217.2 2.9 Tape: 1 10 1 Reverse 13162 8775 03 22 00 GRJ1655 16 54 00.200 19 20 29 1.9 207.3 2.4 -6.0 -9.9 -0.5 03 28 30 (2000) -39 50 43.60 19 27 00 1.3 208.4 2.6 DOWN Tape: 1 10 1 Reverse 8775 4387 03 28 30 1622-297 16 26 06.021 19 27 00 7.1 218.4 3.0 5.8 10.0 0.5 03 35 00 (2000) -29 51 26.97 19 33 31 6.3 219.6 3.1 Tape: 1 10 1 Reverse 4387 0 03 35 00 GRJ1655 16 54 00.200 19 33 31 0.7 209.6 2.7 -5.6 -10.1 -0.5 03 41 30 (2000) -39 50 43.60 19 40 02 0.1 210.6 2.8 DOWN Tape: 1 11 1 Forward 0 4387 03 41 30 1622-297 16 26 06.021 19 40 02 5.5 220.8 3.2 5.5 10.1 0.5 03 48 00 (2000) -29 51 26.97 19 46 33 4.7 222.0 3.3 Tape: 1 11 1 Forward 4387 8775 03 48 00 GRJ1655 16 54 00.200 19 46 33 -0.5 211.7 2.9 -5.3 -10.2 -0.5 04 01 00 (2000) -39 50 43.60 19 59 35 -1.9 213.9 3.1 DOWN Tape: 1 11 1 Forward 8775 17550 04 01 00 GRJ1655 16 54 00.200 19 59 35 -1.9 213.9 3.1 0.0 0.0 0.0 04 14 00 (2000) -39 50 43.60 20 12 37 -3.2 215.9 3.3 DOWN Tape: 1 12 1 Reverse 17550 8775 04 14 00 GRJ1655 16 54 00.200 20 12 37 -3.2 215.9 3.3 0.0 0.0 0.0 04 27 00 (2000) -39 50 43.60 20 25 40 -4.7 218.0 3.5 DOWN Tape: 1 12 1 Reverse 8775 0 04 27 00 GRJ1655 16 54 00.200 20 25 40 -4.7 218.0 3.5 0.0 0.0 0.0 04 40 00 (2000) -39 50 43.60 20 38 42 -6.2 220.0 3.8 DOWN Tape: 1 13 1 Forward 0 8775 04 40 00 GRJ1655 16 54 00.200 20 38 42 -6.2 220.0 3.8 0.0 0.0 0.0 04 53 00 (2000) -39 50 43.60 20 51 44 -7.8 221.9 4.0 DOWN Tape: 1 13 1 Forward 8775 17550 04 53 00 GRJ1655 16 54 00.200 20 51 44 -7.8 221.9 4.0 0.0 0.0 0.0 05 06 00 (2000) -39 50 43.60 21 04 46 -9.5 223.8 4.2 DOWN Tape: 1 14 1 Reverse 17550 8775 Schedule for VLBA_NL (Code NL ) Page 5 2nd Epoch X-ray Transient GROJ1655-40: 13/3.6,6,18cm 22aug94 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) ------------------------------------------------------------------------------- --- Tue 23 Aug 1994 Day 235 --- 05 06 00 GRJ1655 16 54 00.200 21 04 46 -9.5 223.8 4.2 0.0 0.0 0.0 05 19 00 (2000) -39 50 43.60 21 17 48 -11.2 225.7 4.4 DOWN Tape: 1 14 1 Reverse 8775 0 SOURCE LIST -- 2nd Epoch X-ray Transient GROJ1655-40: 13/3.6,6,18cm 22aug94 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 47.140 -29 44 41.41 *-29 51 26.97 -29 50 44.43 GRJ1655 16 50 33.149 * 16 54 00.200 16 53 39.690 -39 45 51.69 *-39 50 43.60 -39 50 15.53