Observation information
- date-obs: 2026-08-25
- time-obs: 13:04:53.936200000
- date-end: 2026-08-25
- time-end: 18:35:41.890000000
- obs_id: A14_004T02_9000006600
- exposure: 7443.54927009
- sourceid: Abell 2199_F6
- observer: chandan
- ra_pnt: 247.82
- dec_pnt: 39.93
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1A14_004T02_9000006600_59030cztM0_level2.fits
| modeM0/AS1A14_004T02_9000006600_59030cztM0_level2_quad_clean.evt
|
| Size (bytes) | 2,313,262,080 | 209,914,560 |
| Size | 2.2 GB
| 200.2 MB
|
| Events in quadrant A | 13,632,349 | 1,688,583 |
| Events in quadrant B | 11,644,471 | 1,767,132 |
| Events in quadrant C | 32,532,749 | 691,120 |
| Events in quadrant D | 26,418,292 | 954,475 |
Level1 data integrity
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 52878 | 3 |
| B | 0 | 47455 | 3 |
| C | 0 | 108793 | 3 |
| D | 0 | 91063 | 3 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 370 | 0 |
| B | 0 | 370 | 0 |
| C | 0 | 370 | 0 |
| D | 0 | 370 | 0 |
| Mode M9 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 17 | 0 |
| B | 0 | 17 | 0 |
| C | 0 | 17 | 0 |
| D | 0 | 17 | 0 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 18179 | 724 | 3.982617% |
| B | 18179 | 1070 | 5.885912% |
| C | 18179 | 11085 | 60.976951% |
| D | 18179 | 7348 | 40.420265% |
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 | 19849 | 18182 | 542 | 542 | 2.73% | 2.98% |  |
| B | 19849 | 18182 | 682 | 682 | 3.44% | 3.75% |  |
| C | 19849 | 18182 | 10951 | 10951 | 55.17% | 60.23% |  |
| D | 19849 | 18182 | 5320 | 5320 | 26.80% | 29.26% |  |
Top noisy pixels
Top three noisy pixels from each quadrant. If the there are fewer than three noisy pixels in the level2.evt file, extra rows are filled as -1
| Pixel properties |
Quadrant properties |
| Quadrant |
DetID |
PixID |
Counts |
Sigma |
Mean |
Median |
Sigma |
| A | 15 | 233 | 2519395 | 5186.88 | 1970 | 1918 | 485.4 |
| A | 0 | 24 | 1670220 | 3437.28 | 1970 | 1918 | 485.4 |
| A | 10 | 251 | 1097257 | 2256.78 | 1970 | 1918 | 485.4 |
| B | 4 | 236 | 1617866 | 3932.09 | 1932 | 1862 | 411.0 |
| B | 2 | 249 | 1020710 | 2479.08 | 1932 | 1862 | 411.0 |
| B | 5 | 185 | 426654 | 1033.61 | 1932 | 1862 | 411.0 |
| C | 15 | 219 | 25826960 | 69489.14 | 1368 | 1352 | 371.6 |
| C | 1 | 16 | 290987 | 779.32 | 1368 | 1352 | 371.6 |
| C | 15 | 147 | 280311 | 750.6 | 1368 | 1352 | 371.6 |
| D | 12 | 1 | 14047437 | 34964.56 | 1405 | 1340 | 401.7 |
| D | 12 | 110 | 4795119 | 11933.02 | 1405 | 1340 | 401.7 |
| D | 2 | 62 | 981987 | 2441.1 | 1405 | 1340 | 401.7 |
Detector plane histogram (DPH)
Histogram calculated using DETX and DETY for each event in the final _common_clean file
| Quadrant A |
 |
 |
Quadrant B |
| Quadrant D |
 |
 |
Quadrant C |
Count rate plots and images
| Plot type |
Count rate plots |
Images |
Comparison with Poisson distribution
Blue bars denote a histogram of data divided into 1 sec bins.
Red curve is a Poisson curve with rate = median count rate of data. |
 |
 |
Quadrant-wise count rates
Data is divided into 100 sec bins |
 |
 |
Module-wise count rates for Quadrant A
Data is divided into 100 sec bins |
 |
 |
Module-wise count rates for Quadrant B
Data is divided into 100 sec bins |
 |
 |
Module-wise count rates for Quadrant C
Data is divided into 100 sec bins |
 |
 |
Module-wise count rates for Quadrant D
Data is divided into 100 sec bins |
 |
 |
Housekeeping plots
| Parameter |
Plot |
| CZT HV Monitor |  |
| D_VDD |  |
| Temperature 1 |  |
| Veto HV Monitor |  |
| Veto LLD |  |
| Alpha Counter |  |
| _CPM_Rate |  |
| CZT Counter |  |
| +2.5 Volts monitor |  |
| +5 Volts monitor |  |
| _ROLL_ROT |  |
| _Roll_DEC |  |
| _Roll_RA |  |
| Veto Counter |  |
TCT plots
| Parameter |
TCT0 |
TCT_healed |
| Tct |  |  |