WHT OBSERVING LOG (ISAAC NEWTON GROUP, LA PALMA) TELESCOPE: WHT DATE: 20010727 TAPE NR: OBSERVER: X. Barcons, MJ Page, RS Warwick PROGRAMME: AXIS PATT/CAT REF.: ITP TELESCOPE OPERATOR: N. O Mahony SUPPORT ASTRONOMER: none PRIME TEL. FOCUS: 82.80 mm CASS CALIBRATE RES.: AI -9.6 +/- 7.0, EI -1.3 +/- 1.4, AC 88.2 +/- 3.2, Sky sigma 3.8 WYFFOS DETECTOR: TEK6 (usually no windowing, no binning) WEATHER: (1st half) good (2nd half) good CLOUD COVER (%): (1st half) 0 (2nd half) 0 DUST (0-2): (1st half) 1 (2nd half) 1 SEEING (arcsec): (1st half) 1.2 (2nd half) 0.9 DOME OPENED (UT): 21:00 METEOROLOGICAL PARAMETERS UT AirT Hum% Wspd Gust Wdir Press LocT IntT Mirr LocRH IntRH 21:00 17.5 8 13.9 15.7 327 775.5 17.6 18.7 19.3 8 8 22:00 17.6 8 17.7 18.0 324 775.9 18.0 18.0 19.2 7 8 23:00 17.6 8 16.8 17.3 324 776.0 18.0 17.5 19.1 7 8 00:00 18.1 7 4.7 4.9 333 776.1 18.7 17.5 19.1 6 7 01:00 18.9 7 10.7 11.8 287 775.7 18.6 17.0 19.1 6 8 02:00 18.8 7 9.6 10.2 263 775.3 18.2 16.6 19.0 6 8 03:00 18.4 7 11.8 12.2 250 775.1 18.3 16.5 18.9 6 7 04:00 18.0 8 8.8 9.1 279 774.9 17.3 16.3 18.8 8 8 05:00 18.1 8 12.4 12.6 272 774.9 17.6 16.1 18.8 7 8 06:00 18.2 6 9.8 10.0 267 775.1 17.6 15.8 18.7 5 8 SUNSET(UT) 20:14 EVENING TWILIGHT(UT) 21:36 MORNING TWILIGHT(UT) 05:01 SUNRISE(UT) 06:23 MOON'S QUARTER (1-4) 2 DISK % OF ILLUM. 56 DARK TIME 07:25 TWILIGHT TIME 02:44 MOONRISE(UT) No moonrise within sunset-sunrise MOONSET(UT) 01:17 TIME LOST(WEATHER): 00:00 TIME LOST(TECHNICAL): 00:00 TIME LOST(OTHER): 00:55 COMMENTS: Seeing is estimate from AF" fiducial fibres, comparing with previous nights Time lost due to pointing inconsistencies (10min). AF2 VME crash cost cost 15 mins. SDSU power supply overheating in evening twilight caused delays that cost 20 mins dark time. -------------------------------------- THIS DASHED LINE MUST PRECEDE THE OBSERVATIONS LOG -------------------------------------- Run Object Ra Dec Equ UT AM C Exp SPA IPA Wid Len Grat Wave Auto1 Auto2 Aux PF Comments 434807 Bias 00:00:00.00 00:00:00.0 00:00 0.000 W 0.0 0.0 R600B 5508 0 434808 Bias 00:00:00.00 00:00:00.0 00:00 0.000 W 0.0 0.0 R600B 5508 0 434809 Bias 00:00:00.00 00:00:00.0 00:00 0.000 W 0.0 0.0 R600B 5508 0 434810 Bias 00:00:00.00 00:00:00.0 00:00 0.000 W 0.0 0.0 R600B 5508 0 434811 test flat 00:00:00.00 00:00:00.0 00:00 0.000 W 5.0 0.0 R600B 5508 0 434812 Bias 00:00:00.00 00:00:00.0 00:00 0.000 W 0.0 0.0 R600B 5508 0 434813 Bias 00:00:00.00 00:00:00.0 00:00 0.000 W 0.0 0.0 R600B 5508 0 434814 Bias 00:00:00.00 00:00:00.0 00:00 0.000 W 0.0 0.0 R600B 5508 0 434815 Bias 00:00:00.00 00:00:00.0 J2000 16:14 1.000 W 0.0 0.0 R600B 5508 0 434816 Bias 00:00:00.00 00:00:00.0 J2000 16:18 1.000 W 0.0 0.0 R600B 5508 0 434817 Tu flat 00:00:00.00 00:00:00.0 J2000 19:42 1.000 W 0.3 0.0 R600B 5101 0 434818 Ne arc RED 00:00:00.00 00:00:00.0 J2000 19:44 1.000 W 0.1 0.0 R600B 5101 0 434819 Ne arc BLUE 00:00:00.00 00:00:00.0 J2000 19:46 1.000 W 60.0 0.0 R600B 5101 0 434820 Twilight sky 00:00:00.00 00:00:00.0 J2000 20:32 1.000 W 3.0 0.0 R600B 5101 0 434821 SP1550+330 15:50:11.46 33:08:21.0 B1950 21:29 1.020 W 60.0 0.0 R600B 5101 0 434822 SP1550+330 15:50:51.42 33:17:19.4 B1950 21:33 1.022 W 60.0 0.0 R600B 5101 0 434823 Ridge4 18:28:19.04 -11:07:09.3J2000 22:00 1.389 W 1800 7.8 R600B 5101 0 434824 Ridge4 18:28:18.91 -11:07:05.4J2000 22:31 1.332 W 1800 7.8 R600B 5101 0 434825 Ridge4 offset 18:28:19.09 -11:07:01.8J2000 23:02 1.305 W 100. 7.8 R600B 5101 0 434826 Ridge4 offset 18:28:18.68 -11:07:01.0J2000 23:04 1.304 W 100. 7.8 R600B 5101 0 434827 Ridge4 offset 18:28:18.63 -11:07:06.9J2000 23:07 1.304 W 100. 7.8 R600B 5101 0 434828 G21_1 18:33:29.33 -10:35:48.5J2000 23:43 1.298 W 1800 163.3 R600B 5101 0 434829 G21_1 18:33:29.27 -10:35:46.9J2000 00:14 1.331 W 1800 163.3 R600B 5101 0 434830 G21_1 offset 18:33:28.93 -10:35:47.7J2000 00:45 1.393 W 100. 163.2 R600B 5101 0 434831 G21_1 offset 18:33:29.03 -10:35:53.6J2000 00:47 1.399 W 100. 163.2 R600B 5101 0 434832 G21_1 offset 18:33:29.42 -10:35:51.9J2000 00:49 1.406 W 100. 163.2 R600B 5101 0 434833 Tu flat 18:33:29.42 -10:35:51.9J2000 00:52 1.412 W 0.3 163.2 R600B 5101 0 434834 Ne arc RED 18:33:29.42 -10:35:51.9J2000 00:53 1.416 W 0.1 163.2 R600B 5101 0 434835 Ne arc BLUE 18:33:29.43 -10:35:51.8J2000 00:54 1.419 W 60.0 163.2 R600B 5101 0 434836 PHL5200 22:28:29.91 -05:18:58.3J2000 01:25 1.373 W 1800 140.2 R600B 5511 0 434837 PHL5200 22:28:29.83 -05:18:57.4J2000 01:56 1.289 W 1800 140.2 R600B 5511 0 434838 PHL5200 offset 22:28:29.58 -05:19:00.5J2000 02:27 1.236 W 100. 140.2 R600B 5511 0 434839 PHL5200 offset 22:28:29.84 -05:19:05.1J2000 02:30 1.233 W 100. 140.2 R600B 5511 0 434840 PHL5200 offset 22:28:29.53 -05:19:09.0J2000 02:33 1.230 W 100. 140.2 R600B 5511 0 434841 Tu flat 22:28:29.53 -05:19:09.0J2000 02:35 1.227 W 0.3 140.2 R600B 5511 0 434842 Ne arc RED 22:28:29.53 -05:19:09.0J2000 02:36 1.226 W 0.1 140.2 R600B 5511 0 434843 Ne arc BLUE 22:28:29.53 -05:19:09.0J2000 02:37 1.225 W 60.0 140.2 R600B 5511 0 434844 Tu flat 00:00:00.00 00:00:00.0 J2000 03:22 1.467 W 0.3 213.6 R600B 5511 0 434845 Ne arc RED 00:00:00.00 00:00:00.0 J2000 03:23 1.470 W 0.1 213.6 R600B 5511 0 434846 Ne arc RED 00:00:00.00 00:00:00.0 J2000 03:25 1.475 W 0.1 213.6 R600B 5511 0 434847 Ne arc BLUE 00:00:00.00 00:00:00.0 J2000 03:26 1.477 W 60.0 213.6 R600B 5511 0 434848 PKS2126 21:29:11.80 -15:38:42.4J2000 03:37 1.505 W 1800 213.4 R600B 5511 0 434849 PKS2126 offset 21:29:12.15 -15:38:43.9J2000 04:07 1.616 W 100. 213.4 R600B 5511 0 434850 PKS2126 offset 21:29:12.38 -15:38:38.9J2000 04:10 1.627 W 100. 213.4 R600B 5511 0 434851 G133pos1 01:04:24.09 -06:24:04.8J2000 05:03 1.253 W 1000 26.9 R600B 5511 0 434852 G133pos1 01:04:24.07 -06:24:04.4J2000 05:21 1.234 W 1000 26.9 R600B 5511 0 434853 G133pos1 offset 01:04:23.72 -06:24:01.0J2000 05:39 1.224 W 100. 26.9 R600B 5511 0 434854 G133pos1 offset 01:04:23.91 -06:23:55.6J2000 05:41 1.224 W 100. 26.9 R600B 5511 0 434855 G133pos1 offset 01:04:24.26 -06:23:58.4J2000 05:44 1.223 W 100. 26.9 R600B 5511 0 434856 Tu flat 01:04:24.26 -06:23:58.4J2000 05:46 1.223 W 0.3 26.9 R600B 5511 0 434857 Ne arc RED 01:04:24.27 -06:23:58.4J2000 05:47 1.223 W 0.1 26.9 R600B 5511 0 434858 Ne arc BLUE 01:04:24.26 -06:23:58.4J2000 05:48 1.223 W 60.0 26.9 R600B 5511 0 434859 Bias 01:04:24.27 -06:23:58.4J2000 05:50 1.222 W 0.0 26.9 R600B 5511 0 434860 Bias 01:04:24.27 -06:23:58.4J2000 05:51 1.222 W 0.0 26.9 R600B 5511 0 434861 Bias 01:04:24.27 -06:23:58.4J2000 05:52 1.222 W 0.0 26.9 R600B 5511 0 434862 Bias 01:04:24.26 -06:23:58.4J2000 05:52 1.222 W 0.0 26.9 R600B 5511 0 434863 Bias 01:04:24.26 -06:23:58.4J2000 05:53 1.222 W 0.0 26.9 R600B 5511 0