ASTROSAT CZTI

Data Quality Report

Orbit 02650

Creation date: 2024-06-27T14:20:35.242814
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: 2016-03-25
time-obs: 01:26:54.576900000
date-end: 2016-03-25
time-end: 03:44:52.575300000
obs_id: P01_010T01_9000000398
exposure: 6435.99819219
sourceid: 2E 0102-7217 ON-AXIS
observer: KPSingh19
ra_pnt: 16.01
dec_pnt: -72.03333

Basic statistics of files

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Param	Original file	Final file
Filename	modeM0/AS1P01_010T01_9000000398_02650cztM0_level2.evt	modeM0/AS1P01_010T01_9000000398_02650cztM0_level2_quad_clean.evt
Size (bytes)	506,422,080	104,659,200
Size	483.0 MB	99.8 MB
Events in quadrant A	2,834,425	697,198
Events in quadrant B	2,900,098	705,207
Events in quadrant C	6,019,111	655,947
Events in quadrant D	3,145,213	660,348

Level1 data integrity

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Mode M9
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	17	0
B	0	17	0
C	0	17	0
D	0	18	0

Mode SS
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	132	0
B	0	132	0
C	0	132	0
D	0	132	0

Mode M0
Quadrant	BADHDUFLAG	Total packets	Discarded packets
A	0	13086	3
B	0	13184	2
C	0	22328	2
D	0	14047	2

Data saturation

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Quadrant	Total seconds	Saturated seconds	Saturation percentage
A	6463	32	0.495126%
B	6463	41	0.634380%
C	6463	595	9.206251%
D	6463	71	1.098561%

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