INT OBSERVING LOG (ISAAC NEWTON GROUP, LA PALMA) TELESCOPE: INT DATE: 20000628 TAPE NR: INTD4418 OBSERVER: M. Irwin, S. Hodgkin, R. Sharp PROGRAMME: The Wideangle Survey PATT/CAT REF.: WFS9 TELESCOPE OPERATOR: STH,MJI SUPPORT ASTRONOMER: TELESCOPE FOCUS: 46 mm CALIBRATE RESULTS: HI 32.6 +/- 4.43, DI -75.39 +/- 1.36, HC 54.33 +/- 3.43, Sky sigma 3.34 INSTRUMENT: WFC WFC FILTER WHEEL: r,Z,i,g,U,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) 0.8 (2nd half) 0.9 DOME OPENED (UT): 20:20 METEOROLOGICAL PARAMETERS UT AirT Hum% Wspd Gust Wdir Press LocT IntT Mirr LocRH IntRH SUNSET(UT) 20:22 EVENING TWILIGHT(UT) 21:48 MORNING TWILIGHT(UT) 04:42 SUNRISE(UT) 06:08 MOON'S QUARTER (1-4) 4 DISK % OF ILLUM. 8 DARK TIME 06:54 TWILIGHT TIME 02:52 MOONRISE(UT) 03:55 MOONSET(UT) No moonset within sunset-sunrise TIME LOST(WEATHER): 00:00 TIME LOST(TECHNICAL): 00:00 TIME LOST(OTHER): 00:00 COMMENTS: Photometric all night and sub-arcsec seeing Run no. Object name RA Dec. Equinox AM PA UT Exp. T. Filter Psys Channel Binning Comments 220026 Bias frame 0:00:00.00 +00:00:00.0 A 1.000 180.0 15:31:01.7 0.0 U RGO 1 x 1 220027 Bias frame 0:00:00.00 +00:00:00.0 A 1.000 180.0 15:31:48.0 0.0 U RGO 1 x 1 220028 Bias frame 0:00:00.00 +00:00:00.0 A 1.000 180.0 15:32:34.5 0.0 U RGO 1 x 1 220029 Bias frame 0:00:00.00 +00:00:00.0 A 1.000 180.0 15:33:20.8 0.0 U RGO 1 x 1 220030 Bias frame 0:00:00.00 +00:00:00.0 A 1.000 180.0 15:34:09.8 0.0 U RGO 1 x 1 220032 Gain checks 0:00:00.00 +00:00:00.0 A 1.000 180.0 16:17:28.0 5.1 r Sloan 1 x 1 220033 Gain checks 0:00:00.00 +00:00:00.0 A 1.000 180.0 16:18:23.5 5.1 r Sloan 1 x 1 220034 Gain checks 0:00:00.00 +00:00:00.0 A 1.000 180.0 16:21:14.7 10.1 r Sloan 1 x 1 220035 Gain checks 0:00:00.00 +00:00:00.0 A 1.000 180.0 16:22:15.7 10.1 r Sloan 1 x 1 220036 Flat field 13:05:00.00 +30:00:00.5 B1950.00 1.013 180.0 20:31:05.3 2.1 U RGO 1 x 1 220037 Flat field 13:04:59.99 +30:00:00.4 B1950.00 1.014 180.0 20:32:46.3 3.1 U RGO 1 x 1 220038 Flat field 13:05:00.00 +30:00:00.0 B1950.00 1.015 180.0 20:34:22.2 3.1 z Gunn 1 x 1 220039 Flat field 13:05:02.31 +30:00:29.9 B1950.00 1.016 180.0 20:35:46.9 3.1 z Gunn 1 x 1 220040 Flat field 13:04:57.69 +29:59:59.9 B1950.00 1.016 180.0 20:36:55.3 5.1 z Gunn 1 x 1 220041 Flat field 13:05:00.00 +29:59:59.9 B1950.00 1.017 180.0 20:38:19.5 2.1 i Sloan 1 x 1 220042 Flat field 13:05:02.31 +30:00:29.9 B1950.00 1.018 180.0 20:39:31.0 2.1 i Sloan 1 x 1 220043 Flat field 13:04:59.99 +29:59:30.0 B1950.00 1.019 180.0 20:41:05.1 3.1 r Sloan 1 x 1 220044 Flat field 13:05:00.00 +29:59:30.0 B1950.00 1.020 180.0 20:42:29.5 4.6 r Sloan 1 x 1 220045 Flat field 13:05:00.00 +30:00:00.0 B1950.00 1.021 180.0 20:43:45.9 4.1 g Sloan 1 x 1 220046 Flat field 13:05:02.31 +30:00:29.9 B1950.00 1.023 180.0 20:45:15.9 6.1 g Sloan 1 x 1 220047 Flat field 13:04:57.69 +29:59:29.9 B1950.00 1.024 180.0 20:46:44.0 8.1 B Kitt Peak 1 x 1 220048 Flat field 13:05:02.31 +30:00:30.0 B1950.00 1.025 180.0 20:48:17.5 20.1 B Kitt Peak 1 x 1 220049 Focus run 12:42:21.00 -00:38:58.0 J2000.00 1.258 180.0 21:02:04.9 10.1 r Sloan 1 x 1 220050 sa104-334 U 12:42:20.99 -00:40:27.9 J2000.00 1.267 180.0 21:04:35.0 20.1 U RGO 1 x 1 220051 sa104-334 g 12:42:21.00 -00:40:28.0 J2000.00 1.270 180.0 21:05:55.7 10.1 g Sloan 1 x 1 220052 sa104-334 i 12:42:21.00 -00:40:28.0 J2000.00 1.273 180.0 21:07:06.1 10.1 i Sloan 1 x 1 220053 sa104-334 r 12:42:21.00 -00:40:27.9 J2000.00 1.276 180.0 21:08:17.1 10.1 r Sloan 1 x 1 220054 sa104-334 Z 12:42:20.99 -00:40:27.9 J2000.00 1.280 180.0 21:09:27.7 9.6 z Gunn 1 x 1 220055 Focus run 16:33:05.29 +39:57:29.8 J2000.00 1.125 180.0 21:14:54.7 10.1 r Sloan 1 x 1 220056 wfsj1637+4116_010 16:33:05.29 +39:56:00.1 J2000.00 1.091 180.0 21:29:28.8 599.5 i Sloan 1 x 1 220057 wfsj1637+4116_010 16:33:05.29 +39:56:00.0 J2000.00 1.075 180.0 21:40:52.8 599.5 r Sloan 1 x 1 220058 wfsj1637+4116_010 16:33:05.30 +39:56:00.0 J2000.00 1.061 180.0 21:52:17.5 599.4 z Gunn 1 x 1 220059 wfsj1637+4116_010 16:33:05.30 +39:56:00.0 J2000.00 1.050 180.0 22:03:41.8 599.5 g Sloan 1 x 1 220060 WFSJ1637+4116_010 16:33:05.30 +39:55:59.9 J2000.00 1.040 180.0 22:15:37.2 599.5 U RGO 1 x 1 220061 wfsj1637+4116_019 16:35:41.80 +39:56:00.1 J2000.00 1.033 180.0 22:28:18.6 599.5 i Sloan 1 x 1 220062 wfsj1637+4116_019 16:35:41.80 +39:56:00.0 J2000.00 1.027 180.0 22:39:44.3 599.4 r Sloan 1 x 1 220063 wfsj1637+4116_019 16:35:41.80 +39:56:00.0 J2000.00 1.022 180.0 22:51:10.5 599.5 z Gunn 1 x 1 220064 wfsj1637+4116_019 16:35:41.79 +39:55:59.9 J2000.00 1.020 180.0 23:02:36.4 599.7 g Sloan 1 x 1 220065 WFSJ1637+4116_019 16:35:41.80 +39:55:59.9 J2000.00 1.019 180.0 23:14:02.5 599.5 U RGO 1 x 1 220066 WFSJ1637+4116_028 16:38:18.19 +39:55:59.8 J2000.00 1.020 180.0 23:27:06.7 599.4 i Sloan 1 x 1 220067 WFSJ1637+4116_028 16:38:18.20 +39:55:59.9 J2000.00 1.023 180.0 23:38:28.2 599.6 r Sloan 1 x 1 220068 WFSJ1637+4116_028 16:38:18.20 +39:56:00.0 J2000.00 1.027 180.0 23:49:56.0 599.4 z Gunn 1 x 1 220069 WFSJ1637+4116_028 16:38:18.20 +39:55:59.9 J2000.00 1.034 180.0 00:01:41.8 599.5 g Sloan 1 x 1 220070 WFSJ1637+4116_028 16:38:18.20 +39:56:00.0 J2000.00 1.042 180.0 00:13:37.4 599.5 U RGO 1 x 1 220071 sa107-602 U 15:39:19.00 -00:15:29.0 J2000.00 1.341 180.0 00:27:14.5 20.1 U RGO 1 x 1 220072 sa107-602 g 15:39:18.99 -00:15:29.0 J2000.00 1.346 180.0 00:28:36.3 10.1 g Sloan 1 x 1 220073 sa107-602 i 15:39:19.00 -00:15:28.9 J2000.00 1.350 180.0 00:29:47.7 9.6 i Sloan 1 x 1 220074 sa107-602 r 15:39:18.99 -00:15:28.9 J2000.00 1.355 180.0 00:30:59.4 10.1 r Sloan 1 x 1 220075 sa107-602 Z 15:39:18.99 -00:15:28.9 J2000.00 1.359 180.0 00:32:11.4 10.1 z Gunn 1 x 1 220076 Focus run 16:40:54.70 +39:57:29.8 J2000.00 1.057 180.0 00:38:05.6 10.1 r Sloan 1 x 1 220077 wfsj1637+4116_037 16:40:54.69 +39:56:00.0 J2000.00 1.068 180.0 00:41:57.7 599.5 i Sloan 1 x 1 220078 wfsj1637+4116_037 16:40:54.70 +39:55:59.9 J2000.00 1.083 180.0 00:53:23.8 599.3 r Sloan 1 x 1 220079 wfsj1637+4116_037 16:40:54.69 +39:56:00.0 J2000.00 1.100 180.0 01:04:49.2 599.5 z Gunn 1 x 1 220080 wfsj1637+4116_037 16:40:54.69 +39:56:00.0 J2000.00 1.119 180.0 01:16:14.5 599.6 g Sloan 1 x 1 220081 Bias 16:40:54.69 +39:56:00.0 J2000.00 1.132 180.0 01:27:52.0 0.0 U RGO 1 x 1 220082 WFSJ1637+4116_037 16:40:54.70 +39:55:59.9 J2000.00 1.145 180.0 01:29:14.7 599.5 U RGO 1 x 1 220083 wfsj1637+4116_046 16:43:31.20 +39:56:00.1 J2000.00 1.175 180.0 01:45:30.0 599.5 i Sloan 1 x 1 220084 wfsj1637+4116_046 16:43:31.19 +39:56:00.0 J2000.00 1.205 180.0 01:56:56.4 599.4 r Sloan 1 x 1 220085 wfsj1637+4116_046 16:43:31.20 +39:56:00.0 J2000.00 1.237 180.0 02:08:22.4 599.5 z Gunn 1 x 1 220086 wfsj1637+4116_046 16:43:31.19 +39:56:00.0 J2000.00 1.274 180.0 02:19:50.0 599.3 g Sloan 1 x 1 220087 WFSJ1637+4116_046 16:43:31.20 +39:55:59.9 J2000.00 1.315 180.0 02:31:22.7 599.5 U RGO 1 x 1 220089 wfsj1637+4116_048 16:43:35.09 +40:36:00.0 J2000.00 1.408 180.0 02:53:53.3 599.3 i Sloan 1 x 1 220090 wfsj1637+4116_048 16:43:35.09 +40:35:59.9 J2000.00 1.464 180.0 03:05:18.6 599.6 r Sloan 1 x 1 220091 wfsj1637+4116_048 16:43:35.10 +40:35:59.9 J2000.00 1.527 180.0 03:16:45.3 599.5 z Gunn 1 x 1 220092 wfsj1637+4116_048 16:43:35.09 +40:36:00.1 J2000.00 1.599 180.0 03:28:25.6 599.1 g Sloan 1 x 1 220093 sa113-163 U 21:42:35.00 +00:16:46.0 J2000.00 1.155 180.0 03:44:02.2 20.1 U RGO 1 x 1 220094 sa113-163 g 21:42:34.99 +00:16:46.0 J2000.00 1.153 180.0 03:45:25.1 10.1 g Sloan 1 x 1 220095 sa113-163 i 21:42:35.00 +00:16:45.9 J2000.00 1.152 180.0 03:46:41.3 10.1 i Sloan 1 x 1 220096 sa113-163 r 21:42:34.99 +00:16:46.0 J2000.00 1.151 180.0 03:48:29.3 10.1 r Sloan 1 x 1 220097 sa113-163 Z 21:42:34.99 +00:16:46.0 J2000.00 1.150 180.0 03:49:41.3 10.1 z Gunn 1 x 1 220098 Focus run 22:34:39.89 -01:18:29.9 J2000.00 1.235 180.0 03:54:35.8 10.1 r Sloan 1 x 1 220100 WFSJ2240+0000_001 22:34:39.90 -01:19:59.9 J2000.00 1.216 180.0 03:58:52.8 599.4 U RGO 1 x 1 220101 WFSJ2240+0000_002 22:34:39.98 -00:59:59.7 J2000.00 1.192 180.0 04:11:34.6 599.4 U RGO 1 x 1 220102 WFSJ2240+0000_010 22:36:47.89 -01:20:00.0 J2000.00 1.181 180.0 04:25:41.0 599.6 U RGO 1 x 1 220103 WFSJ2240+0000_011 22:36:47.99 -00:59:59.9 J2000.00 1.165 180.0 04:38:12.3 599.4 U RGO 1 x 1 220104 WFSJ2240+0000_011 22:36:48.00 -00:59:59.9 J2000.00 1.158 180.0 04:49:41.4 599.6 g Sloan 1 x 1 220105 sa113-163 U 21:42:34.99 +00:16:45.9 J2000.00 1.155 180.0 05:03:15.7 20.1 U RGO 1 x 1 220106 sa113-163 g 21:42:35.00 +00:16:45.9 J2000.00 1.156 180.0 05:04:37.9 10.1 g Sloan 1 x 1 220107 sa113-163 i 21:42:34.99 +00:16:45.9 J2000.00 1.157 180.0 05:05:50.7 10.1 i Sloan 1 x 1 220108 sa113-163 r 21:42:34.99 +00:16:46.0 J2000.00 1.158 180.0 05:07:02.9 10.1 r Sloan 1 x 1 220110 sa113-163 U 21:42:34.99 +00:16:46.0 J2000.00 1.161 180.0 05:10:29.7 20.1 U RGO 1 x 1 220111 sa113-163 g 21:42:35.00 +00:16:46.0 J2000.00 1.163 180.0 05:12:06.9 10.1 g Sloan 1 x 1 220112 sa113-163 i 21:42:34.99 +00:16:45.9 J2000.00 1.164 180.0 05:13:18.7 10.2 i Sloan 1 x 1 220113 sa113-163 r 21:42:35.00 +00:16:46.0 J2000.00 1.166 180.0 05:14:29.1 10.1 r Sloan 1 x 1 220114 sa113-163 Z 21:42:35.00 +00:16:45.9 J2000.00 1.167 180.0 05:15:39.7 10.1 z Gunn 1 x 1