ASTROSAT CZTI

Data Quality Report

Orbit 32640

Creation date: 2024-06-27T20:40:21.368699
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


Basic statistics of files

Param Original file Final file
FilenamemodeM0/AS1T04_057T01_9000004720_32640cztM0_level2.evt modeM0/AS1T04_057T01_9000004720_32640cztM0_level2_quad_clean.evt
Size (bytes)130,728,96023,227,200
Size124.7 MB 22.2 MB
Events in quadrant A00
Events in quadrant B00
Events in quadrant C00
Events in quadrant D3,865,028601,851

Level1 data integrity


Mode M9
QuadrantBADHDUFLAGTotal packetsDiscarded packets
A100
B100
C100
D1380

Mode M0
QuadrantBADHDUFLAGTotal packetsDiscarded packets
A100
B100
C100
D1150713

Mode SS
QuadrantBADHDUFLAGTotal packetsDiscarded packets
A100
B100
C100
D11120

Data saturation


QuadrantTotal secondsSaturated secondsSaturation percentage
A00-nan%
B00-nan%
C00-nan%
D54121673.085735%

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
A 9237 5414 151 151 1.63% 2.79%