INT OBSERVING LOG (ISAAC NEWTON GROUP, LA PALMA) TELESCOPE: INT DATE: 20000727 TAPE NR: INTD4445 OBSERVER: Mike Watson, Charlotte Hayter PROGRAMME: Optical counterparts for XMM survey PATT/CAT REF.: P17 TELESCOPE OPERATOR: SUPPORT ASTRONOMER: - TELESCOPE FOCUS: 46.10 mm CALIBRATE RESULTS: HI 41.9 +/- 4.2, DI -66.7 +/- 1.4, HC 56.4 +/- 3.1, Sky sigma 3.7 INSTRUMENT: WFC WFC FILTER WHEEL: Sloan i,r,g, RGO U, Z , Ha WEATHER: (1st half) GOOD (2nd half) GOOD CLOUD COVER (%): (1st half) 0 (2nd half) 0 DUST (0-2): (1st half) 0 (2nd half) 0 SEEING (arcsec): (1st half) 0.7 (2nd half) 1.1 DOME OPENED (UT): 20:30 METEOROLOGICAL PARAMETERS UT AirT Hum% Wspd Gust Wdir Press LocT IntT Mirr LocRH IntRH 21:00 19.7 11 10.6 11.7 255 773.7 20.1 21.3 19.1 10 12 22:00 19.9 9 14.6 15.4 234 774.4 19.8 20.8 19.2 9 9 23:00 20.5 7 15.0 15.4 209 775.0 20.2 20.6 19.3 6 8 00:00 20.7 9 11.8 13.3 185 775.5 21.0 21.6 19.4 8 8 01:00 20.7 10 10.1 12.5 141 775.5 21.2 21.8 19.6 9 9 02:00 20.6 10 13.6 15.2 154 775.2 21.1 21.8 19.7 9 9 03:00 20.4 10 13.4 14.3 139 774.9 20.9 21.6 19.8 9 9 04:00 20.2 11 15.5 16.5 144 774.6 21.0 21.6 20.0 11 10 05:00 20.1 16 13.4 16.0 156 774.5 20.7 21.5 20.1 15 14 06:00 20.6 19 11.7 13.2 157 774.7 21.0 21.6 20.2 17 17 SUNSET(UT) 20:14 EVENING TWILIGHT(UT) 21:35 MORNING TWILIGHT(UT) 05:01 SUNRISE(UT) 06:23 MOON'S QUARTER (1-4) 4 DISK % OF ILLUM. 11 DARK TIME 07:26 TWILIGHT TIME 02:43 MOONRISE(UT) 03:25 MOONSET(UT) No moonset within sunset-sunrise TIME LOST(WEATHER): 00:00 TIME LOST(TECHNICAL): 00:30 TIME LOST(OTHER): 00:00 COMMENTS: weather conditions as stated, except for brief period with partial cloud cover wfc camera shutter stuck on 4 occasions through the night, causing loss of observing time. Run no. Object name RA Dec. Equinox AM PA UT Exp. T. Filter Psys Channel Binning Comments 224389 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 179.7 13:33:21.5 0.0 Halpha Narrow-ban 1 x 1 224390 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 4.359 179.7 13:58:06.1 0.0 Halpha Narrow-ban 1 x 1 224391 Bias 0:00:00.00 +00:00:00.0 J2000.00 4.359 179.7 16:59:07.1 0.0 Halpha Narrow-ban 1 x 1 224392 Bias 0:00:00.00 +00:00:00.0 J2000.00 4.359 179.7 17:02:01.3 0.0 Halpha Narrow-ban 1 x 1 224393 Bias 0:00:00.00 +00:00:00.0 J2000.00 4.359 179.7 17:04:27.0 0.0 Halpha Narrow-ban 1 x 1 224394 Bias 0:00:00.00 +00:00:00.0 J2000.00 4.359 179.7 17:05:48.3 0.0 Halpha Narrow-ban 1 x 1 224395 Bias 0:00:00.00 +00:00:00.0 J2000.00 4.359 179.7 17:06:27.5 0.0 Halpha Narrow-ban 1 x 1 224396 Flat field 15:02:00.00 +29:55:00.0 J2000.00 1.010 179.7 20:27:41.7 13.0 Halpha Narrow-ban 1 x 1 224397 Flat field 15:02:00.76 +29:55:09.9 J2000.00 1.011 179.7 20:29:23.7 20.5 Halpha Narrow-ban 1 x 1 224398 Flat field 15:02:01.53 +29:55:19.9 J2000.00 1.013 179.7 20:31:21.5 35.8 Halpha Narrow-ban 1 x 1 224399 Flat field 15:02:00.00 +29:55:00.0 J2000.00 1.014 179.7 20:33:20.2 16.2 z Gunn 1 x 1 224400 Flat field 15:02:02.30 +29:55:30.0 J2000.00 1.015 179.7 20:34:56.8 24.1 z Gunn 1 x 1 224401 Flat field 15:02:01.15 +29:55:15.0 J2000.00 1.016 179.7 20:36:44.2 40.3 z Gunn 1 x 1 224402 Flat field 15:01:59.99 +29:54:59.9 J2000.00 1.017 179.7 20:38:37.9 10.1 r Sloan 1 x 1 224403 Flat field 15:02:01.15 +29:55:14.9 J2000.00 1.019 179.7 20:40:24.3 28.8 r Sloan 1 x 1 224404 Flat field 15:02:02.30 +29:55:30.0 J2000.00 1.020 179.7 20:42:18.1 43.9 r Sloan 1 x 1 224405 Flat field 15:02:00.00 +29:55:00.0 J2000.00 1.022 179.7 20:44:26.0 54.2 i Sloan 1 x 1 224406 Flat field 15:02:02.30 +29:55:29.9 J2000.00 1.024 179.7 20:46:44.4 83.9 i Sloan 1 x 1 224409 test 15:39:18.80 -00:15:29.9 J2000.00 1.157 179.7 21:02:34.7 5.1 r Sloan 1 x 1 224410 Bias 15:39:18.80 -00:15:30.0 J2000.00 1.159 179.7 21:05:06.0 0.0 r Sloan 1 x 1 224412 Focus run 15:39:18.80 -00:14:14.8 J2000.00 1.169 179.7 21:15:57.2 10.1 Halpha Narrow-ban 1 x 1 224413 test 15:39:18.79 -00:12:59.9 J2000.00 1.172 179.7 21:18:57.6 4.6 r Sloan 1 x 1 224414 test 15:39:18.80 -00:13:00.0 J2000.00 1.175 179.7 21:20:57.8 5.1 r Sloan 1 x 1 224415 test 15:39:18.80 -00:12:59.9 J2000.00 1.182 179.7 21:26:54.6 4.6 r Sloan 1 x 1 224416 Ridge_1_x 18:26:05.99 -12:11:32.8 J2000.00 1.457 179.7 21:36:16.2 599.4 g Sloan 1 x 1 224417 Ridge_2_x 18:26:54.00 -11:49:25.9 J2000.00 1.406 179.7 21:52:06.8 599.6 g Sloan 1 x 1 224418 Ridge_3_x 18:27:41.99 -11:27:19.0 J2000.00 1.364 179.7 22:08:59.4 599.5 g Sloan 1 x 1 224419 Ridge_3_x 18:27:41.99 -11:27:18.9 J2000.00 1.345 179.7 22:20:00.6 599.2 r Sloan 1 x 1 224420 Ridge_3_x 18:27:41.99 -11:27:19.0 J2000.00 1.325 179.7 22:31:47.7 1198.4 Halpha Narrow-ban 1 x 1 224421 Ridge_4_x 18:28:29.01 -11:05:10.9 J2000.00 1.303 179.7 22:57:05.0 1198.9 Halpha Narrow-ban 1 x 1 224422 ridge_4_x 18:28:29.00 -11:05:10.9 J2000.00 1.303 179.7 23:19:24.0 599.4 r Sloan 1 x 1 224423 ridge_4_x 18:28:29.00 -11:05:10.9 J2000.00 1.308 179.7 23:31:49.4 599.4 g Sloan 1 x 1 224424 test 18:29:16.00 -10:43:03.0 J2000.00 1.311 179.7 23:51:06.9 10.1 g Sloan 1 x 1 224425 test 18:29:16.00 -10:43:03.0 J2000.00 1.316 179.7 23:55:38.9 10.1 g Sloan 1 x 1 224426 ridge_5_x 18:29:15.99 -10:43:03.0 J2000.00 1.326 179.7 23:59:17.7 599.5 g Sloan 1 x 1 focus changed 224427 ridge_5_x 18:29:16.00 -10:43:02.9 J2000.00 1.347 179.7 00:12:30.0 599.5 r Sloan 1 x 1 224428 ridge_5_x 18:29:16.00 -10:43:02.9 J2000.00 1.381 179.7 00:23:37.8 1198.6 Halpha Narrow-ban 1 x 1 224429 113-163 21:42:35.50 +00:16:46.0 J2000.00 1.261 179.7 00:47:13.8 29.6 i Sloan 1 x 1 224430 113-163 21:42:35.49 +00:16:45.9 J2000.00 1.257 179.7 00:48:52.6 20.1 r Sloan 1 x 1 224431 113-163 21:42:35.49 +00:16:46.0 J2000.00 1.253 179.7 00:50:13.4 30.1 g Sloan 1 x 1 224432 113-163 21:42:35.49 +00:16:46.0 J2000.00 1.249 179.7 00:51:46.1 50.1 z Gunn 1 x 1 224433 Focus run 21:42:35.49 +00:19:16.2 J2000.00 1.240 179.7 00:57:06.4 9.6 r Sloan 1 x 1 224434 Mark304_x 22:17:22.00 +14:16:20.9 J2000.00 1.157 179.7 01:05:18.5 599.5 r Sloan 1 x 1 change focus to 224435 Mark304_x 22:17:22.00 +14:16:21.0 J2000.00 1.119 179.7 01:18:04.7 1198.7 i Sloan 1 x 1 224436 Mark304_x 22:17:22.00 +14:16:20.9 J2000.00 1.083 179.7 01:39:54.0 1198.9 z Gunn 1 x 1 224437 Mark304_x 22:17:22.00 +14:16:21.0 J2000.00 1.063 179.7 02:01:26.9 599.5 g Sloan 1 x 1 224438 PHL5200_x 22:28:39.99 -05:16:55.1 J2000.00 1.244 179.7 02:15:38.2 599.3 g Sloan 1 x 1 224439 PHL5200_x 22:28:40.00 -05:16:55.0 J2000.00 1.230 179.7 02:26:41.0 599.4 r Sloan 1 x 1 224440 PHL5200_x 22:28:40.00 -05:16:54.9 J2000.00 1.215 179.7 02:39:06.8 1198.7 i Sloan 1 x 1 224441 PHL5200_x 22:28:40.00 -05:16:54.9 J2000.00 1.207 179.7 03:00:53.9 1198.3 z Gunn 1 x 1 224443 A2670_x 23:54:19.00 -10:22:00.0 J2000.00 1.346 179.7 03:27:34.9 1198.7 z Gunn 1 x 1 224444 A2670_x 23:54:19.00 -10:21:59.9 J2000.00 1.309 179.7 03:52:50.6 1198.7 i Sloan 1 x 1 224445 A2670_x 23:54:18.99 -10:21:59.9 J2000.00 1.294 179.7 04:15:17.5 599.0 r Sloan 1 x 1 224447 A2597_x 23:25:31.00 -12:05:12.1 J2000.00 1.331 179.7 04:34:03.5 599.4 r Sloan 1 x 1 224448 A2597_x 23:25:31.00 -12:05:11.9 J2000.00 1.348 179.7 04:45:24.4 1198.7 i Sloan 1 x 1 224449 A2597_x 23:25:31.00 -12:05:12.1 J2000.00 1.376 179.7 05:08:40.3 599.5 g Sloan 1 x 1