ASTROSAT CZTI

Data Quality Report

Orbit 20160731_G05_233T10_9000000570_level2

Creation date: 2018-05-17T12:02:28.942915
Switch to: Orbit-wise | Merged OBSID-wise
web.py, SVN revision $Rev: 1121 $

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

Observation information


Basic statistics of files

Param Original file Final file
FilenamemodeM0/AS1G05_233T10_9000000570cztM0_level2.evt modeM0/AS1G05_233T10_9000000570cztM0_level2_quad_clean.evt
Size (bytes)14,283,293,7602,786,374,080
Size13.3 GB 2.6 GB
Events in quadrant A112,708,36515,378,455
Events in quadrant B97,650,95519,221,172
Events in quadrant C92,525,45919,032,837
Events in quadrant D117,212,05118,086,798

Level1 data integrity


Mode SS
QuadrantBADHDUFLAGTotal packetsDiscarded packets
A037840
B038360
C038470
D037870

Mode M9
QuadrantBADHDUFLAGTotal packetsDiscarded packets
A03170
B03200
C03170
D03220

Mode M0
QuadrantBADHDUFLAGTotal packetsDiscarded packets
A04648700
B04135020
C04070790
D04812170

Data saturation


QuadrantTotal secondsSaturated secondsSaturation percentage
A185218124526.722889%
B18474939622.144531%
C18501736131.952794%
D185117103055.566750%

Noise dominated fraction

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