ASTROSAT CZTI

Data Quality Report

Orbit 30754

Creation date: 2024-06-27T20:19:12.762167
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: 2021-06-05
time-obs: 21:13:54.769100000
date-end: 2021-06-05
time-end: 22:35:05.068800000
obs_id: A10_053T36_9000004442
exposure: 2587.16240171
sourceid: BMP43
observer: annapurni
ra_pnt: 12.78075
dec_pnt: -11.14219

Basic statistics of files

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Param	Original file	Final file
Filename	modeM0/AS1A10_053T36_9000004442_30754cztM0_level2.evt	modeM0/AS1A10_053T36_9000004442_30754cztM0_level2_quad_clean.evt
Size (bytes)	344,165,760	52,758,720
Size	328.2 MB	50.3 MB
Events in quadrant A	1,980,585	337,499
Events in quadrant B	3,368,087	333,516
Events in quadrant C	2,080,468	327,497
Events in quadrant D	2,724,183	319,036

Level1 data integrity

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Mode SS
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	82	0
B	0	82	0
C	0	82	0
D	0	82	0

Mode M0
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	8342	1
B	0	12648	1
C	0	8570	1
D	0	11036	2

Mode M9
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	9	0
B	0	9	0
C	0	9	0
D	0	9	0

Data saturation

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Quadrant	Total seconds	Saturated seconds	Saturation percentage
A	3962	39	0.984351%
B	3962	148	3.735487%
C	3962	82	2.069662%
D	3961	47	1.186569%

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	4872	3962	0	0	0.00%	0.00%