Observation information
- date-obs: 2026-08-21
- time-obs: 13:42:39.771500000
- date-end: 2026-08-21
- time-end: 20:58:08.708400000
- obs_id: A14_004T07_9000006598
- exposure: 18842.3177826
- sourceid: Abell 2199_F11
- observer: chandan
- ra_pnt: 246.49
- dec_pnt: 39.05
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1A14_004T07_9000006598_58972cztM0_level2.fits
| modeM0/AS1A14_004T07_9000006598_58972cztM0_level2_quad_clean.evt
|
| Size (bytes) | 2,468,401,920 | 323,556,480 |
| Size | 2.3 GB
| 308.6 MB
|
| Events in quadrant A | 32,829,021 | 1,730,496 |
| Events in quadrant B | 22,546,088 | 2,146,745 |
| Events in quadrant C | 13,239,936 | 2,240,791 |
| Events in quadrant D | 20,872,743 | 1,994,907 |
Level1 data integrity
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 114524 | 4 |
| B | 0 | 83753 | 7 |
| C | 0 | 56698 | 4 |
| D | 0 | 79136 | 4 |
| Mode M9 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 16 | 0 |
| B | 0 | 16 | 0 |
| C | 0 | 16 | 0 |
| D | 0 | 16 | 0 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 496 | 0 |
| B | 0 | 496 | 0 |
| C | 0 | 496 | 0 |
| D | 0 | 496 | 0 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 24444 | 6423 | 26.276387% |
| B | 24444 | 4337 | 17.742595% |
| C | 24444 | 490 | 2.004582% |
| D | 24444 | 2216 | 9.065619% |
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 | 26129 | 24448 | 5560 | 5560 | 21.28% | 22.74% |  |
| B | 26129 | 24448 | 2821 | 2821 | 10.80% | 11.54% |  |
| C | 26129 | 24448 | 372 | 372 | 1.42% | 1.52% |  |
| D | 26129 | 24448 | 2076 | 2076 | 7.95% | 8.49% |  |
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 | 14 | 238 | 13630569 | 22763.79 | 2452 | 2397 | 598.7 |
| A | 3 | 14 | 8346514 | 13937.58 | 2452 | 2397 | 598.7 |
| A | 3 | 254 | 335518 | 556.43 | 2452 | 2397 | 598.7 |
| B | 2 | 249 | 7015040 | 13435.46 | 2474 | 2380 | 522.0 |
| B | 4 | 236 | 2953868 | 5654.72 | 2474 | 2380 | 522.0 |
| B | 6 | 255 | 933107 | 1783.17 | 2474 | 2380 | 522.0 |
| C | 12 | 252 | 1732314 | 2412.72 | 2623 | 2596 | 716.9 |
| C | 12 | 249 | 303617 | 419.88 | 2623 | 2596 | 716.9 |
| C | 14 | 246 | 140255 | 192.01 | 2623 | 2596 | 716.9 |
| D | 12 | 110 | 7431847 | 10210.23 | 2558 | 2440 | 727.6 |
| D | 2 | 249 | 869734 | 1191.92 | 2558 | 2440 | 727.6 |
| D | 3 | 12 | 666765 | 912.98 | 2558 | 2440 | 727.6 |
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 |  |  |