ASTROSAT CZTI

Data Quality Report

Orbit 03632

Creation date: 2024-06-27T14:31:45.475781
Switch to: Orbit-wise | Merged OBSID-wise
web.py, SVN revision $Rev$

Source files: Data quality report (detailed, human readable) | Data quality report (concise, machine readable)

Observation information

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date-obs: 2016-05-29
time-obs: 21:13:46.699500000
date-end: 2016-05-30
time-end: 12:04:20.686000000
obs_id: G05_234T02_9000000474
exposure: 28829.3441278
sourceid: HCG 56
observer: askpati
ra_pnt: 173.165
dec_pnt: 52.94028

Basic statistics of files

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Param	Original file	Final file
Filename	modeM0/AS1G05_234T02_9000000474_03632cztM0_level2.evt	modeM0/AS1G05_234T02_9000000474_03632cztM0_level2_quad_clean.evt
Size (bytes)	2,978,916,480	488,269,440
Size	2.8 GB	465.7 MB
Events in quadrant A	19,730,404	3,033,561
Events in quadrant B	23,583,101	3,009,818
Events in quadrant C	24,120,882	2,951,599
Events in quadrant D	19,948,180	2,909,769

Level1 data integrity

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Mode M9
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	58	0
B	0	58	0
C	0	58	0
D	0	58	0

Mode SS
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	854	0
B	0	854	0
C	0	854	0
D	0	854	0

Mode M0
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	87988	9
B	0	97922	8
C	0	101188	8
D	0	90164	11

Data saturation

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Quadrant	Total seconds	Saturated seconds	Saturation percentage
A	42007	510	1.214083%
B	42007	605	1.440236%
C	42007	1178	2.804295%
D	42006	592	1.409322%

Noise dominated fraction

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Noise dominated data is calculated using 1-second bins in cleaned event files. If a bin has >2000 counts, and if more than 50% of those come from <1% of pixels, then it is considered to be noise-dominated and hence unusable.

Quadrant	# 1 sec bins	Bins with >0 counts	Bins with >2000 counts	High rate bins dominated by noise	Noise dominated (total time)	Noise dominated (detector-on time)	Marked lightcurve
A	53435	42017	85	85	0.16%	0.20%
B	53435	42017	77	77	0.14%	0.18%