ultracam observing log      William Herschel Telescope
file object date  utc start   utc end    num     flag     mode     exp     cycle     filter   nblue   size1     x1l, x1r     y1s     size2     x2l, x2r     y2s     size3     x3l, x3r     y3s     bin     gain   vclock  temps  slide  id pi observers  revision   file   comments
run018   SDSS J065133.33+284423.3   21/09/2015   03:09:52 06:10:54 3093 data 2-WIN 2507.5 3512.9 u' g' i' 3 270 x 320 191, 615 1 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Bloemen sb, trm 100222   run018   Science. Starting at quite high airmass. Great data. End of a very good night.
run017   SDSS J065133.33+284423.3   21/09/2015   03:07:54 03:09:44 56 data caution 2-WIN 998.5 1985.9 u' g' i' 3 270 x 320 191, 615 1 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Bloemen sb, trm 100222   run017   Acquisition.
run016   SDSS J065133.33+284423.3   21/09/2015   03:04:57 03:06:38 51 data 2-WIN 998.5 2004.1 u' g' i' 3 270 x 320 191, 615 1 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Bloemen sb, trm 100222   run016   Acquisition. Stopped prematurely.
run015   SDSSJ011339.09+225739.0   21/09/2015   00:31:29 03:01:53 1568 data FFNOC .5 5758.9 u' g' i' 2 1024 x 1024 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Kupfer trm,sb 100222   run015   Science data. Lowered coadd from 3 to 2 to avoid peppering of reference star in u. Weather is clear with seeing steady at about 1". V.nice data.
run014   SDSSJ011339.09+225739.0   21/09/2015   00:14:06 00:31:17 180 data FFNOC .5 5758.9 u' g' i' 3 1024 x 1024 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Kupfer trm,sb 100222   run014   Science data
run013   SDSSJ011339.09+225739.0   21/09/2015   00:04:43 00:13:32 93 data caution FFNOC .5 5758.9 u' g' i' 2 1024 x 1024 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Kupfer trm,sb 100222   run013   Acquisition
run012   NAME V2008-1753   20/09/2015   21:56:02 00:00:51 746 data FFNOC 4300.5 10053.2 u' g' i' 2 1024 x 1024 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Kupfer trm,sb 100222   run012   Science data. Started again after detorator hit limit.
run011   NAME V2008-1753   20/09/2015   20:00:17 21:49:01 650 data FFNOC 4300.5 10052.4 u' g' i' 2 1024 x 1024 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Kupfer trm,sb 100222   run011   Science data. Fiddling with focus during first 30 mins. Cannot find good focus due to variable seeing between 1 and 2 arcsec. Primary eclipse after 20 mins.
run010   NAME V2008-1753   20/09/2015   19:50:53 19:59:42 54 data FFNOC 4300.5 9977.8 u' g' i' 1 1024 x 1024 1 x 1 CDD 8C0000 -40,-40,-40 1100 N7 Kupfer trm,sb 100222   run010   Acquisition. Fiddling to find compstars.
run009   Flat   20/09/2015   19:33:02 19:46:42 280 flat FFNOC .5 2937.9 u' g' i' 1 1024 x 1024 1 x 1 FBB 8C0000 -40,-40,-40 1100 Calib Calib trm,sb 100222   run009   Slyflat. Dropped exptime. Good for u,g,i.
run008   Flat   20/09/2015   19:32:01 19:32:49 11 flat FFNOC 2000.5 4738.0 u' g' i' 1 1024 x 1024 1 x 1 FBB 8C0000 -40,-40,-40 1100 Calib Calib trm,sb 100222   run008   skyflat. Switched off clear. Short run only. Good for u.
run007   Flat   20/09/2015   19:25:38 19:31:46 75 flat FFCLR 2000.5 4984.0 u' g' i' 1 1024 x 1024 1 x 1 FBB 8C0000 -40,-40,-40 1100 Calib Calib trm,sb 100222   run007   Skyflat, telescope spiralling. Patchy high clouds. Good for u.
run006   Twilight   20/09/2015   19:24:24 19:24:44 5 technical FFCLR 2000.5 4986.5 u' g' i' 1 1024 x 1024 1 x 1 FBB 8C0000 -40,-40,-40 1100 Calib Calib trm,sb 100222   run006   Junk
run005   Bias   20/09/2015   16:25:44 16:26:29 51 bias FFCLR .5 893.4 u' g' i' 1 1024 x 1024 2 x 2 FBB 8C0000 -40,-40,-40 -99 Calib Calib trm,sb 100222   run005   FF bias fast 2x2.
run004   Bias   20/09/2015   16:16:08 16:18:37 51 bias FFCLR .5 2986.5 u' g' i' 1 1024 x 1024 1 x 1 FBB 8C0000 -40,-40,-40 -99 Calib Calib trm,sb 100222   run004   FF bias fast 1x1.
run003   Bias   20/09/2015   16:14:00 16:15:20 51 bias FFCLR .5 1601.4 u' g' i' 1 1024 x 1024 2 x 2 CDD 8C0000 -40,-40,-40 -99 Calib Calib trm,sb 100222   run003   FF bias slow 2x2.
run002   Bias   20/09/2015   16:08:49 16:13:39 51 bias FFCLR .5 5807.7 u' g' i' 1 1024 x 1024 1 x 1 CDD 8C0000 -40,-40,-40 -99 Calib Calib trm,sb 100222   run002   FF bias slow 1x1. RON in left-hand green channel was high when we did not have a clear. Don't know why having a clear made any difference. RON nominal with clear. AGCOMP in, slide in, dome lights off.
run001       POWON   run001   PON. Changed red filter from r' to i' at 15:40 UT.