ASTROSAT CZTI

Data Quality Report

Orbit 10024

Creation date: 2024-06-27T15:53:52.334544
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: 2017-08-05
time-obs: 04:46:08.144600000
date-end: 2017-08-05
time-end: 07:24:40.153300000
obs_id: G07_022T02_9000001434
exposure: 1750.85717908
sourceid: QS Tel
observer: KPSingh19
ra_pnt: 294.6492
dec_pnt: -46.21583

Basic statistics of files

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Param	Original file	Final file
Filename	modeM0/AS1G07_022T02_9000001434_10024cztM0_level2.evt	modeM0/AS1G07_022T02_9000001434_10024cztM0_level2_quad_clean.evt
Size (bytes)	171,213,120	10,080,000
Size	163.3 MB	9.6 MB
Events in quadrant A	1,175,130	29,651
Events in quadrant B	1,218,515	29,739
Events in quadrant C	1,139,597	29,749
Events in quadrant D	1,469,413	26,355

Level1 data integrity

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Mode M0
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	17582	12215
B	0	17498	12061
C	0	17314	11924
D	0	21011	14981

Mode M9
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	4	4
B	0	6	6
C	0	6	6
D	0	5	5

Mode SS
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	173	118
B	0	177	129
C	0	179	127
D	0	170	120

Data saturation

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Quadrant	Total seconds	Saturated seconds	Saturation percentage
A	2644	1	0.037821%
B	2683	2	0.074543%
C	2693	0	0.000000%
D	2482	8	0.322321%

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