ASTROSAT CZTI

Data Quality Report

Orbit 02649

Creation date: 2024-06-27T14:20:28.986165
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/AS1T01_046T01_9000000396_02649cztM0_level2.evt modeM0/AS1T01_046T01_9000000396_02649cztM0_level2_quad_clean.evt
Size (bytes)373,720,32072,820,800
Size356.4 MB 69.4 MB
Events in quadrant A2,458,725448,731
Events in quadrant B2,537,043466,450
Events in quadrant C3,243,235463,804
Events in quadrant D2,706,741443,187

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