INT OBSERVING LOG (ISAAC NEWTON GROUP, LA PALMA) TELESCOPE: INT DATE: 1999 Sep 09/10 INT TAPE NR: INTD 4175 OBSERVER: M. Irwin + SNe PROGRAMME: WFS + M31 PATT/CAT: WFS09 TELESCOPE OPERATOR: M. Irwin SUPPORT ASTRONOMER: FOCUS: Prime INSTRUMENT: WFC FILTER WHEEL (PF): KP,g,r,i,z,U CAMERA (IDS): - COLLIMATOR (IDS): - COLL. FOCUS (IDS): - GRATING (IDS): - DETECTOR: EEV PIXELS: 2048x4200 PIXEL SIZE (microns): 13.5 WINDOW: Xstart=0, Xsize=2048, Ystart=0, Ysize=4200 BINNING: in X=1, in Y=1 WEATHER: Photometric and good seeing OUTSIDE TEMP (deg C): 15 (FIRST HALF) OUTSIDE TEMP (deg C): 15 (SECOND HALF) HUMIDITY (%): 20 (FIRST HALF) HUMIDITY (%): 33 (SECOND HALF) CLOUD COVER (%): 0 (FIRST HALF) CLOUD COVER (%): 0 (SECOND HALF) DUST (0 - 2): 0 (FIRST HALF) DUST (0 - 2): 0 (SECOND HALF) SEEING (arcsec): 0.9 (FIRST HALF) SEEING (arcsec): 0.9 (SECOND HALF) AV. SEEING (arcsec): 0.9 NO. SEEING MEASURES: 15 UTC TELESCOPE CASELLA OUT CASELLA IN SEEING AZ ZD Focus TubeTemp Temp Humid Temp Humid Det./TV Comments DARK HOURS: 08:49 DOME OPEN (UTC): 20:00 MOON PHASE (D/G/B): D DK HRS LOST (WEATHER):00:00 DK HRS LOST (TELESC): 00:00 DK HRS LOST (DOME): 00:00 DK HRS LOST (INSTR.): 00:00 DK HRS LOST (DET.): 00:00 DK HRS LOST (COMPS.): 00:00 DK HRS LOST (A&G): 00:00 DK HRS LOST (OTHER): 00:00 COMMENTS: Good seeing and photometric all night ---- Run no. Object name RA Dec. Equinox AM PA UT Exp. T. Filter Psys Channel Binning Comments 194853 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:15:10.9 0.0 z Gunn 194854 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:15:58.5 0.0 z Gunn 194855 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:16:46.3 0.0 z Gunn 194856 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:17:33.7 0.0 z Gunn 194857 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:18:21.1 0.0 z Gunn 194858 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:19:08.6 0.0 z Gunn 194859 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:19:57.0 0.0 z Gunn 194860 Bias frame 0:00:00.00 +00:00:00.0 J2000.00 1.000 180.0 16:20:48.3 0.0 z Gunn 194862 Flat field 15:55:00.00 +35:00:00.0 J2000.00 1.097 180.0 19:44:02.5 3.8 U RGO 194863 Flat field 15:55:02.85 +35:00:35.0 J2000.00 1.100 180.0 19:45:24.7 5.3 U RGO 194864 Flat field 15:55:02.84 +35:00:35.0 J2000.00 1.103 180.0 19:47:03.5 11.0 z Gunn 194865 Flat field 15:55:01.22 +35:00:15.0 J2000.00 1.106 180.0 19:49:05.8 4.3 r Sloan 194866 Flat field 15:55:03.66 +35:00:45.0 J2000.00 1.110 180.0 19:50:55.6 7.4 r Sloan 194870 Flat field 15:55:05.29 +35:01:04.9 J2000.00 1.137 180.0 20:03:44.7 76.6 g Sloan 194871 Focus run 18:42:44.99 +00:10:03.9 J2000.00 1.146 180.0 20:15:50.9 10.1 g Sloan 194872 sa110-361 U 18:42:45.00 +00:08:03.9 J2000.00 1.143 180.0 20:20:11.1 30.1 U RGO 194873 sa110-361 g 18:42:45.00 +00:08:03.9 J2000.00 1.143 180.0 20:21:43.4 10.1 g Sloan 194874 sa110-361 i 18:42:45.00 +00:08:03.9 J2000.00 1.142 180.0 20:23:01.3 10.1 i Sloan 194875 sa110-361 r 18:42:44.99 +00:08:04.0 J2000.00 1.142 180.0 20:24:23.4 10.1 r Sloan 194876 sa110-361 Z 18:42:45.00 +00:08:04.0 J2000.00 1.141 180.0 20:25:35.5 8.3 z Gunn 194877 wfsj1610+5430_044 16:15:39.00 +55:29:59.9 J2000.00 1.251 180.0 20:31:36.3 599.5 U RGO 194878 wfsj1610+5430_046 16:18:53.80 +53:10:00.0 J2000.00 1.255 180.0 20:45:27.6 599.4 U RGO 194879 wfsj1610+5430_047 16:18:58.00 +53:29:59.9 J2000.00 1.288 180.0 20:58:18.5 598.9 U RGO 194880 wfsj1610+5430_045 16:15:41.90 +55:50:00.0 J2000.00 1.345 180.0 21:10:33.7 599.4 U RGO 194881 wfsj1610+5430_019 16:08:13.19 +53:09:59.8 J2000.00 1.388 180.0 21:22:28.0 598.0 U RGO 194882 wfsj1610+5430_028 16:11:46.79 +53:09:59.9 J2000.00 1.417 180.0 21:34:15.4 599.6 U RGO 194883 wfsj1610+5430_036 16:11:53.98 +55:50:00.1 J2000.00 1.475 180.0 21:46:08.1 599.6 U RGO 194884 sa113-163 U 21:42:35.00 +00:16:46.0 J2000.00 1.257 180.0 21:58:48.3 30.0 U RGO 194885 sa113-163 g 21:42:34.99 +00:16:46.0 J2000.00 1.253 180.0 22:00:28.6 10.1 g Sloan 194886 sa113-163 i 21:42:35.00 +00:16:46.0 J2000.00 1.250 180.0 22:01:44.5 10.1 i Sloan 194887 sa113-163 r 21:42:35.00 +00:16:46.0 J2000.00 1.247 180.0 22:02:57.3 10.1 r Sloan 194888 sa113-163 Z 21:42:35.00 +00:16:46.0 J2000.00 1.244 180.0 22:04:13.8 10.1 z Gunn 194889 wfssgc031 23:00:00.00 -00:00:00.0 J2000.00 1.512 180.0 22:08:01.3 599.5 g Sloan 194890 wfssgc031 23:00:00.00 -00:00:00.0 J2000.00 1.451 180.0 22:19:31.4 599.2 r Sloan 194891 wfssgc050 g 23:38:00.00 +00:00:00.0 J2000.00 1.596 180.0 22:32:31.1 599.6 g Sloan 194892 wfssgc050 r 23:38:00.00 -00:00:00.0 J2000.00 1.524 180.0 22:43:51.9 599.3 r Sloan 194893 wfssgc047 23:31:59.99 +00:00:00.0 J2000.00 1.430 180.0 22:55:38.0 599.4 g Sloan 194894 wfssgc049 23:36:00.00 +00:00:00.0 J2000.00 1.392 180.0 23:08:11.2 599.5 g Sloan 194895 wfssgc053 g 23:44:00.00 +00:00:00.1 J2000.00 1.374 180.0 23:20:35.2 599.5 g Sloan 194896 wfssgc053 r 23:44:00.00 -00:00:00.0 J2000.00 1.331 180.0 23:31:55.6 599.4 r Sloan 194897 wfssgc058 g 23:54:00.00 +00:00:00.0 J2000.00 1.323 180.0 23:44:12.1 599.5 g Sloan 194898 wfssgc058 r 23:53:59.99 -00:00:00.0 J2000.00 1.287 180.0 23:55:31.2 599.4 r Sloan 194899 wfssgc068 0:14:00.00 +00:00:00.0 J2000.00 1.311 180.0 00:07:39.6 599.5 g Sloan 194900 wfssgc070 0:18:00.00 +00:00:00.0 J2000.00 1.282 180.0 00:21:13.3 599.4 g Sloan 194901 wfssgc076 g 0:29:59.99 -00:00:00.1 J2000.00 1.248 180.0 00:46:08.4 599.5 g Sloan 194902 wfssgc076 r 0:30:00.00 -00:00:00.1 J2000.00 1.222 180.0 00:57:56.1 599.0 r Sloan 194903 wfssgc078 g 0:34:00.00 -00:00:00.1 J2000.00 1.206 180.0 01:10:05.8 599.4 g Sloan 194904 wfssgc078 r 0:34:00.00 +00:00:00.0 J2000.00 1.187 180.0 01:21:34.0 599.5 r Sloan 194905 sa113-163 U 21:42:35.00 +00:16:46.0 J2000.00 1.295 180.0 01:33:56.8 30.0 U RGO 194906 sa113-163 g 21:42:35.00 +00:16:46.0 J2000.00 1.300 180.0 01:35:28.9 10.1 g Sloan 194907 sa113-163 i 21:42:35.00 +00:16:45.9 J2000.00 1.304 180.0 01:36:43.3 10.1 i Sloan 194908 sa113-163 r 21:42:35.00 +00:16:46.0 J2000.00 1.308 180.0 01:38:00.9 10.1 r Sloan 194909 sa113-163 Z 21:42:35.00 +00:16:46.0 J2000.00 1.312 180.0 01:39:13.6 9.6 z Gunn 194910 wfssgc084 g 0:45:59.99 +00:00:00.1 J2000.00 1.175 180.0 01:42:19.3 599.6 g Sloan 194911 wfssgc084 r 0:46:00.00 +00:00:00.0 J2000.00 1.162 180.0 01:53:27.1 599.5 r Sloan 194912 wfssgc095 g 1:08:00.00 +00:00:00.1 J2000.00 1.173 180.0 02:05:21.9 599.5 g Sloan 194913 wfssgc095 r 1:08:00.00 +00:00:00.0 J2000.00 1.161 180.0 02:16:32.4 599.4 r Sloan 194914 wfssgc096 g 1:10:00.00 +00:00:00.0 J2000.00 1.152 180.0 02:28:44.4 599.5 g Sloan 194915 wfssgc096 r 1:10:00.00 -00:00:00.0 J2000.00 1.146 180.0 02:40:16.0 429.6 r Sloan 194916 wfssgc096 rep 1:10:00.00 -00:00:00.0 J2000.00 1.142 180.0 02:48:51.2 599.5 r Sloan 194917 wfssgc103 g 1:23:59.99 -00:00:00.1 J2000.00 1.143 180.0 03:01:22.6 599.0 g Sloan 194918 wfssgc103 r 1:24:00.00 +00:00:00.0 J2000.00 1.141 180.0 03:12:30.5 599.5 r Sloan 194919 wfssgc115 g 1:47:59.99 +00:00:00.2 J2000.00 1.143 180.0 03:24:51.7 599.5 g Sloan 194920 wfssgc115 r 1:48:00.00 +00:00:00.0 J2000.00 1.141 180.0 03:36:02.8 599.4 r Sloan 194921 wfssgc133 g 2:24:00.00 +00:00:00.1 J2000.00 1.148 180.0 03:48:30.3 599.0 g Sloan 194922 wfssgc133 r 2:24:00.00 +00:00:00.0 J2000.00 1.143 180.0 03:59:43.4 599.5 r Sloan 194923 wfssgc096 g 1:09:59.99 +00:00:00.1 J2000.00 1.197 180.0 04:12:22.3 599.5 g Sloan 194924 wfssgc098 g 1:14:00.00 +00:00:00.1 J2000.00 1.212 180.0 04:24:36.9 599.6 g Sloan 194925 wfssgc108 g 1:33:59.99 +00:00:00.1 J2000.00 1.198 180.0 04:36:39.9 599.5 g Sloan 194926 wfssgc109 g 1:35:59.99 -00:00:00.0 J2000.00 1.216 180.0 04:48:46.9 599.4 g Sloan 194927 wfssgc110 g 1:38:00.00 -00:00:00.1 J2000.00 1.238 180.0 05:00:56.1 599.4 g Sloan 194928 wfssgc122 g 2:02:00.00 +00:00:00.0 J2000.00 1.213 180.0 05:12:53.6 599.4 g Sloan 194929 wfssgc123 g 2:03:59.99 -00:00:00.1 J2000.00 1.234 180.0 05:25:04.1 599.5 g Sloan 194930 wfssgc124 g 2:06:00.00 -00:00:00.1 J2000.00 1.258 180.0 05:37:04.0 599.6 g Sloan 194931 sa92-335 U 0:54:59.99 +00:44:12.9 J2000.00 1.577 180.0 05:48:20.7 30.0 U RGO 194932 sa92-335 g 0:55:00.00 +00:44:13.0 J2000.00 1.587 180.0 05:49:54.1 10.0 g Sloan 194933 sa92-335 i 0:55:00.00 +00:44:12.9 J2000.00 1.595 180.0 05:51:08.7 10.1 i Sloan 194934 sa92-335 r 0:55:00.00 +00:44:13.0 J2000.00 1.603 180.0 05:52:20.9 10.1 r Sloan 194935 sa92-335 Z 0:55:00.00 +00:44:12.9 J2000.00 1.612 180.0 05:53:32.5 10.1 z Gunn