NOT OBSERVING LOG DATE : 16-17/4/96 OBSERVERS : A. BROEILS, H. KRISTEN GENERAL REMARK : CLOUDS, PARTLY AT THE BEGINNING OF NIGHT AND LATER ON AS WELL NOT PHOTOMETRIC WEATHER FILE NO OBJECT FILTER EXP.T UTC ZENITD. R.A. DEC. REMARKS 1 FLATFIELD U 5 s 19:45 25 09.12 07.26 56000 COUNTS 2 FLATFIELD U 5 s 19:47 25 40000 COUNTS 3 FLATFIELD U 5 s 19:49 24 30000 COUNTS 4 FLATFIELD U 5 s 19:50 24 20000 COUNTS 5 FLATFIELD U 7 s 19:52 24 24000 COUNTS 6 FLATFIELD U 10 s 19:53 24 19000 COUNTS 7 FLATFIELD B 5 s 19:55 23 30000 COUNTS 8 FLATFIELD B 7 s 19:57 23 35000 COUNTS 9 FLATFIELD B 10 s 19:59 23 28000 COUNTS 10 FLATFIELD B 15 s 20:00 23 27000 COUNTS 11 FLATFIELD B 20 s 20:02 23 24000 COUNTS 12 PG 1047 U 30 s 20:24 40 10:50 -00.01 Y. Temp.:9.5C, G. Temp.:9.6C 13 NGC 2903 U 1200 s 20:39 07 09:31 21.30 Y. Temp.:9.4C, G. Temp.:9.0C 14 PG 1047 U 60 s 21:13 32 Y. Temp.:8.8C, G. Temp.:8.8C 15 NGC 3359 U 1200 s 21:24 35 10:46 63:14 Y. Temp.:8.4C, G. Temp.:8.9C 16 NGC 3359 U 1200 s 21:46 34 Y. Temp.:8.3C, G. Temp.:8.9C 17 NGC 4123 U 1200 s 22:09 33 12:05 03.09 Y. Temp.:8.3C, G. Temp.:8.7C 18 NGC 4123 U 1200 s 22:29 30 Y. Temp.:8.0C, G. Temp.:8.9C 19 NGC 4151 U 1200 s 22:55 11 12:10 39.25 Y. Temp.:7.8C, G. Temp.:8.8C Seeing : 1".1 20 NGC 4151 U 60 s 23:41 11 Y. Temp.:9.3C, G. Temp.:9.4C Read Remark ! 21 NGC 4151 U 1200 s 23:46 10 Y. Temp.:9.3C, G. Temp.:8.6C 22 NGC 4596 U 1200 s 00:12 18 12:39 10.11 Y. Temp.:9.1C, G. Temp.:8.3C Seeing : 1".1 23 NGC 4596 U 1200 s 00:34 19 Y. Temp.:8.5C, G. Temp.:8.3C 24 NGC 4340 U 1200 s 00:58 19 12:23 16:44 Y. Temp.:8.0C, G. Temp.:7.5C 25 NGC 4340 U 1200 s 01:20 23 REMARK : TRIED TO HOLD INTEGRATION (1200s); REFUSED TO RESUME 26 NGC 4340 U 1200 s 01:41 27 Y. Temp.:7.6C, G. Temp.:7.4C Read Remark 1 ! 27 NGC 5383 U 1200 s 02:12 16 13:56 41.51 Y. Temp.:7.1C, G. Temp.:7.2C 28 NGC 5383 U 1200 s 02:34 19 Y. Temp.:7.9C, G. Temp.:7.5C 29 NGC 4314 U 1200 s 02:56 39 12:22 29.54 Y. Temp.:8.0C, G. Temp.:7.7C Read Remark 2 ! 30 NGC 4314 U 1200 s 03:17 44 Y. Temp.:6.9C, G. Temp.:7.8C 31 NGC 4314 U 1200 s 03:38 48 Y. Temp.:6.5C, G. Temp.:7.8C 32 NGC 5383 U 1200 s 04:00 33 13:56 41.51 Y. Temp.:6.2C, G. Temp.:7.8C 33 NGC 5850 U 1200 s 04:23 37 15:06 01.33 Seeing : 1".15 34 NGC 5850 U 1200 s 04:44 40 Y. Temp.:6.0C, G. Temp.:7.3C 35 NGC 5850 U 1200 s 05:05 44 Y. Temp.:5.8C, G. Temp.:6.9C 36 NGC 5850 U 1200 s 05:27 48 37 SA 107 U 90 s 05:50 48 15:39 -00.17 WIND : 3 m/s REMARK 1 : SOME IMPROVEMENT CONCERNING CLOUDS, HOWEVER STILL SPORADIC LOSSES. REMARK 2 : NO MORE LOST OF GUIDE STAR, SKY SEEMS HAZY THOUGHT.