INT OBSERVING LOG (ISAAC NEWTON GROUP, LA PALMA) TELESCOPE: INT DATE: 20010618 TAPE NR: OBSERVER: G. Dalton, P. Allen, C. Heymans PROGRAMME: The Oxford WFC survey PATT/CAT REF.: WFS6 TELESCOPE OPERATOR: none SUPPORT ASTRONOMER: none TELESCOPE FOCUS: 43.95 mm CALIBRATE RESULTS: HI 26.65 +/- 3.50, DI -66.63 +/- 1.16, HC 64.72 +/- 2.54, Sky sigma 3.08 INSTRUMENT: WFC WFC FILTER WHEEL: i, V, U, r, R, KPB 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) 0.9 (2nd half) 0.9 DOME OPENED (UT): 20:35 METEOROLOGICAL PARAMETERS LT AirT Hum% Wspd Gust Wdir Press LocT IntT Mirr LocRH IntRH 21:00 13.7 8 14.0 15.9 354 771.8 14.2 16.0 16.9 8 9 22:00 12.9 9 18.2 19.1 338 772.2 13.4 14.6 16.7 8 8 23:00 13.1 8 15.1 16.5 344 772.5 13.6 14.6 16.3 7 9 00:00 13.3 10 16.2 16.5 2 772.9 13.6 14.0 16.0 7 9 01:00 13.2 11 11.9 12.2 18 772.7 13.6 13.9 15.4 7 11 02:00 13.1 12 5.8 6.2 1 772.5 13.5 13.3 15.4 10 9 03:00 13.0 10 0.0 0.2 302 772.1 13.7 14.0 14.7 10 12 04:00 13.1 11 1.5 1.9 117 771.9 13.5 13.7 14.7 10 11 05:00 12.9 9 4.0 4.2 310 771.6 13.7 13.6 14.3 8 10 SUNSET(UT) 20:20 EVENING TWILIGHT(UT) 21:46 MORNING TWILIGHT(UT) 04:39 SUNRISE(UT) 06:05 MOON'S QUARTER (1-4) 4 DISK % OF ILLUM. 8 DARK TIME 06:53 TWILIGHT TIME 02:52 MOONRISE(UT) 04:21 MOONSET(UT) No moonset within sunset-sunrise TIME LOST(WEATHER): 00:00 TIME LOST(TECHNICAL): 00:00 TIME LOST(OTHER): 00:00 COMMENTS: odd effect still in darks - see fault reports Run no. Object name RA Dec. Equinox AM PA UT Exp. T. Filter Psys Channel Binning Comments 262082 File not available 262083 File not available 262084 File not available 262085 Dark 0:00:00.00 +00:00:00.0 J2000.00 4.443 180.0 11:47:17.0 1000.0 i Sloan 1 x 1 262086 Dark 0:00:00.00 +00:00:00.0 J2000.00 4.443 180.0 12:05:07.9 1000.0 i Sloan 1 x 1 262087 Dark 0:00:00.00 +00:00:00.0 J2000.00 4.443 180.0 12:22:59.8 1000.0 i Sloan 1 x 1 262088 Dark 0:00:00.00 +00:00:00.0 J2000.00 4.445 180.0 12:40:51.2 1000.0 i Sloan 1 x 1 262090 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 14:21:54.4 1100.0 i Sloan 1 x 1 262091 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 14:41:32.4 1100.0 i Sloan 1 x 1 262092 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 15:01:38.7 1100.0 i Sloan 1 x 1 262093 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 15:21:51.4 1100.0 i Sloan 1 x 1 262094 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 15:41:28.2 1100.0 i Sloan 1 x 1 262095 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:01:04.9 1100.0 i Sloan 1 x 1 262096 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:20:37.0 1100.0 i Sloan 1 x 1 262097 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:40:09.9 1100.0 i Sloan 1 x 1 262098 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:59:41.8 1100.0 i Sloan 1 x 1 262099 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 17:19:14.5 1100.0 i Sloan 1 x 1 262100 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 17:38:47.6 1200.0 i Sloan 1 x 1 262101 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 17:59:60.2 1200.0 i Sloan 1 x 1 262102 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 18:21:11.8 1200.0 i Sloan 1 x 1 262103 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 18:42:25.9 1200.0 i Sloan 1 x 1 262104 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.694 180.0 19:03:37.0 1200.0 i Sloan 1 x 1 262105 Dark 0:00:00.00 +00:00:00.0 J2000.00 2.515 180.0 19:24:49.4 1200.0 i Sloan 1 x 1 262106 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 19:46:01.5 1200.0 i Sloan 1 x 1 262107 Dark 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 20:07:15.5 1200.0 i Sloan 1 x 1 262109 Flat field 15:01:59.99 +29:55:00.0 J2000.00 1.089 180.0 20:37:57.7 3.2 V Harris 1 x 1 262110 Flat field 15:02:01.53 +29:54:59.9 J2000.00 1.085 180.0 20:39:49.3 5.0 V Harris 1 x 1 262111 Flat field 15:01:58.46 +29:54:59.9 J2000.00 1.081 180.0 20:42:30.5 9.6 V Harris 1 x 1 262112 Flat field 15:01:58.46 +29:54:40.0 J2000.00 1.078 180.0 20:44:11.4 15.2 V Harris 1 x 1 262113 Flat field 15:01:58.46 +29:54:20.0 J2000.00 1.075 180.0 20:46:01.6 23.2 V Harris 1 x 1 262114 Flat field 15:02:01.53 +29:54:59.9 J2000.00 1.071 180.0 20:48:02.2 41.9 V Harris 1 x 1 262115 Flat field 15:02:01.53 +29:53:59.9 J2000.00 1.068 180.0 20:50:17.2 59.8 V Harris 1 x 1 262117 Flat field 15:02:04.61 +29:53:59.9 J2000.00 1.063 180.0 20:53:28.6 61.8 B Kitt Peak 1 x 1 262118 Focus run 12:42:30.99 -00:36:01.8 J2000.00 1.186 180.0 21:05:30.7 10.1 i Sloan 1 x 1 262119 Focus run 12:42:30.99 -00:36:01.8 J2000.00 1.194 180.0 21:11:26.8 10.1 r Sloan 1 x 1 262120 Focus run 12:42:31.00 -00:36:01.8 J2000.00 1.203 180.0 21:17:00.8 10.1 R Harris 1 x 1 262121 Focus run 12:42:31.00 -00:36:01.8 J2000.00 1.213 180.0 21:22:46.9 10.1 V Harris 1 x 1 262122 Focus run 12:42:31.00 -00:36:01.8 J2000.00 1.224 180.0 21:28:18.8 10.1 B Kitt Peak 1 x 1 262123 Focus run 12:42:31.00 -00:36:01.8 J2000.00 1.236 180.0 21:33:50.8 10.1 U RGO 1 x 1 262125 Her039 R 16:35:13.96 +45:43:12.6 J2000.00 1.156 180.0 21:41:02.4 1198.7 R Harris 1 x 1 262126 Her039 R 16:35:13.96 +45:43:12.8 J2000.00 1.118 180.0 22:03:32.4 1198.7 R Harris 1 x 1 262127 Vir041 B 13:39:32.40 +03:06:28.5 J2000.00 1.203 180.0 22:27:02.8 899.1 B Kitt Peak 1 x 1 262128 Vir041 B 13:39:32.40 +03:06:28.7 J2000.00 1.246 180.0 22:44:35.0 899.1 B Kitt Peak 1 x 1 262129 Vir041 B 13:39:32.40 +03:06:28.7 J2000.00 1.299 180.0 23:02:04.9 899.0 B Kitt Peak 1 x 1 262130 Vir041 V 13:39:32.40 +03:06:28.9 J2000.00 1.370 180.0 23:19:49.8 998.9 V Harris 1 x 1 262131 Vir041 V 13:39:32.40 +03:06:28.7 J2000.00 1.462 180.0 23:38:59.3 998.9 V Harris 1 x 1 262132 Vir041 V 13:39:32.40 +03:06:28.9 J2000.00 1.579 180.0 23:58:11.2 998.8 V Harris 1 x 1 262133 Her052 KPB 16:35:19.05 +45:19:40.0 J2000.00 1.049 360.0 00:20:55.6 899.1 B Kitt Peak 1 x 1 262134 Her052 KPB 16:35:19.05 +45:19:40.0 J2000.00 1.058 360.0 00:38:30.2 899.0 B Kitt Peak 1 x 1 262135 Her052 KPB 16:35:19.05 +45:19:39.9 J2000.00 1.072 360.0 00:56:03.4 899.2 B Kitt Peak 1 x 1 262136 Her029 KPB 16:40:46.82 +46:32:43.6 J2000.00 1.090 360.0 01:14:08.8 899.1 B Kitt Peak 1 x 1 262137 Her029 KPB 16:40:46.81 +46:32:43.6 J2000.00 1.111 360.0 01:31:44.7 899.0 B Kitt Peak 1 x 1 262138 Her029 KPB 16:40:46.82 +46:32:43.5 J2000.00 1.137 360.0 01:49:15.8 899.1 B Kitt Peak 1 x 1 262139 Her029 V 16:40:46.82 +46:32:43.5 J2000.00 1.170 360.0 02:06:58.6 999.1 V Harris 1 x 1 262140 Her029 V 16:40:46.81 +46:32:43.5 J2000.00 1.212 360.0 02:26:13.6 999.0 V Harris 1 x 1 262141 Her029 V 16:40:46.82 +46:32:43.7 J2000.00 1.262 360.0 02:45:28.2 998.8 V Harris 1 x 1 262142 Her053 V 16:38:21.11 +45:30:01.4 J2000.00 1.328 360.0 03:04:44.4 999.1 V Harris 1 x 1 262143 Her053 V 16:38:21.11 +45:30:01.3 J2000.00 1.402 360.0 03:23:58.4 999.0 V Harris 1 x 1 262144 Her053 V 16:38:21.11 +45:30:01.3 J2000.00 1.491 360.0 03:43:15.0 999.0 V Harris 1 x 1 262145 Her054 R 16:41:23.73 +45:40:22.9 J2000.00 1.595 360.0 04:03:31.3 1198.6 R Harris 1 x 1