PRIME Observation Log 2023/12/28

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Raw Log (Time is in SA time)
Ramp Log (Time is in UT)
CCMain Error Log (Time is in SA time)
Observation Log (Time is in UT)

Date: 2023/12/28
Local observer:
Remote observer:
Weather:
Comment:
Detector Temperature: 0.00000 +- 0.00000 K
ImageAcquisitionErrors occurred 0 times

Expected Time
Twilight Flat Time
(Sun altitude = -5.5°)
Evening 20:11:36
Morning 05:05:10
Science Observation
(Sun altitude < -10°)
Start 20:37:19
End 04:39:28
Bulge Observation
(Sun alt. < -10° & GB alt. > 22°)
Start --:--:--
End --:--:--


Observed Fraction
Actually Observed Time
(hh:mm:ss) 		Expected Observation Time
(hh:mm:ss) 		Observed Fraction
(observed/expected)
Total Time 05:35:50 08:02:09 0.697
GB Time 00:00:00 00:00:00 0.000
Non-GB Time 05:35:50 08:02:09 0.697


Institute Statistics
Institute Total Frame Total Exposure
(hh:mm:ss) 		Total Observation
(hh:mm:ss) 		Efficiency
(exp./obs.)
OU 3860 03:03:59 05:35:50 0.548
CALIB 320 00:15:15 00:29:26 0.518


Type Statistics
Type Total Frame Total Exposure
(hh:mm:ss) 		Total Observation
(hh:mm:ss) 		Efficiency
(exp./obs.)
all_sky_grid 704 00:33:33 02:03:13 0.272
Reduction 40 00:01:54 00:05:25 0.351
Superbias 400 00:19:04 00:26:28 0.720
Dark 700 00:33:22 00:33:52 0.985
SourceTest 960 00:45:45 01:32:59 0.492
NLC 1056 00:50:20 00:53:51 0.935
TWILIGHT 320 00:15:15 00:29:26 0.518


Target Statistics
Target Total Frame Total Exposure
(hh:mm:ss) 		Total Observation
(hh:mm:ss) 		Efficiency
(exp./obs.)
field6635_test 12 00:00:34 00:11:47 0.049
field6635 40 00:01:54 00:03:52 0.491
field6636 40 00:01:54 00:04:04 0.469
field6637 40 00:01:54 00:03:58 0.480
field6638 40 00:01:54 00:04:01 0.474
field6639 40 00:01:54 00:04:11 0.455
DY 1140 00:54:20 01:05:46 0.826
OH 1428 01:08:04 01:39:09 0.686
OO 588 00:28:01 00:47:41 0.588
field973_test 28 00:01:20 00:19:05 0.070
field973 48 00:02:17 00:05:09 0.444
field2905 48 00:02:17 00:10:06 0.226
field6640_test 8 00:00:22 00:04:01 0.095
field6640 40 00:01:54 00:04:04 0.469
field6641 40 00:01:54 00:04:04 0.469
field6642 40 00:01:54 00:04:04 0.469
field6643 40 00:01:54 00:06:13 0.307
field6644 40 00:01:54 00:04:20 0.438
field6645 40 00:01:54 00:04:01 0.474
field6646 40 00:01:54 00:04:29 0.425
field6647 40 00:01:54 00:04:18 0.443
field6648 40 00:01:54 00:17:20 0.110
FLAT OY 320 00:15:15 00:29:26 0.518










Stats so far in 2023
Monthly observed fraction so far in 2023
Month Observed Time
(hh:mm:ss) 		Expected Time
(hh:mm:ss) 		Observed Fraction
(observed/expected)
Jan 18:43:03 259:20:03 0.072
Feb 51:45:11 258:50:12 0.200
Mar 55:18:59 318:34:15 0.174
Apr 77:47:40 337:41:57 0.230
May 97:43:38 372:13:44 0.263
Jun 49:38:22 370:47:30 0.134
Jul 188:52:24 377:38:54 0.500
Aug 166:19:41 357:47:22 0.465
Sep 168:01:16 319:07:11 0.527
Oct 54:09:44 297:33:05 0.182
Nov 82:14:21 258:12:23 0.319
Dec 179:34:37 225:53:00 0.795

Observed time so far in 2023
- Total time of each institute is calculated by the following
    [All observation time in 2023] = [Observed time so far] + [Remaining time in the future]
    [Remaining time in the future] = [Clear sky fraction] x [Remaining night time (Sun alt. < -10°)]
    
    [GB observation time in 2023] = [Observed GB time so far] + [Remaining GB time in the future]
    [Remaining GB time in the future] = [Clear sky fraction] x [Remaining GB night time (Sun alt. < -10° & GB alt. > 22°)]
    
    [Non-GB observation time in 2023] = [All observation time in 2023] - [GB observation time in 2023]
    
    [OU, NASA, ABC time in 2023] = 0.24 x [Non-GB observation time in 2023]
    [SAAO time in 2023] = 0.28 x [Non-GB observation time in 2023]
    
- ALLSKY time is equally distributed to each institute
- ToO time is distributed to each institute based on input of observer of each date
- Clear sky fraction of (0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5, 0.5) is assumed for (Jan, ..., Dec) in the calculation of the remaining observation time
All
(hh:mm:ss) 		GB
(hh:mm:ss) 		Non-GB
(hh:mm:ss) 		SAAO
(hh:mm:ss) 		OU
(hh:mm:ss) 		NASA
(hh:mm:ss) 		ABC
(hh:mm:ss) 		CALIB
(hh:mm:ss)
Total 1202:13:44 284:22:12 917:51:31 257:00:01 220:17:09 220:17:09 220:17:09 54:13:30
Observed 1190:09:03
(99.00%)		 284:22:12
(100.00%)		 905:46:50
(98.68%)		 00:00:00
(0.00%)		 892:28:08
(405.14%)		 13:18:42
(6.04%)		 00:00:00
(0.00%)		 54:13:30
(N/A)
Remaining 12:04:40
(1.00%)		 00:00:00
(0.00%)		 12:04:40
(1.32%)		 257:00:01
(100.00%)		 -673:49:02
(0.00%)		 206:58:27
(93.96%)		 220:17:09
(100.00%)		 00:00:00
(N/A)











Camera status (2023/12/28)



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