Observation information
- date-obs: 2026-07-31
- time-obs: 15:09:19.218700000
- date-end: 2026-08-01
- time-end: 01:38:13.106800000
- obs_id: A14_004T06_9000006594
- exposure: 23054.5665871
- sourceid: Abell 2199_F10
- observer: chandan
- ra_pnt: 247.72
- dec_pnt: 39.18
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1A14_004T06_9000006594_58663cztM0_level2.fits
| modeM0/AS1A14_004T06_9000006594_58663cztM0_level2_quad_clean.evt
|
| Size (bytes) | 2,815,790,400 | 461,338,560 |
| Size | 2.6 GB
| 440.0 MB
|
| Events in quadrant A | 18,064,514 | 3,174,885 |
| Events in quadrant B | 17,579,169 | 3,404,607 |
| Events in quadrant C | 20,538,973 | 3,048,118 |
| Events in quadrant D | 45,492,969 | 2,067,843 |
Level1 data integrity
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 78217 | 870 |
| B | 0 | 76765 | 857 |
| C | 0 | 85761 | 1575 |
| D | 0 | 160634 | 2640 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 674 | 8 |
| B | 0 | 674 | 8 |
| C | 0 | 673 | 7 |
| D | 0 | 673 | 11 |
| Mode M9 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 38 | 0 |
| B | 0 | 38 | 0 |
| C | 0 | 38 | 0 |
| D | 0 | 38 | 0 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 33130 | 750 | 2.263809% |
| B | 33142 | 720 | 2.172470% |
| C | 33077 | 1291 | 3.903014% |
| D | 32964 | 10957 | 33.239291% |
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 | 37734 | 33339 | 538 | 538 | 1.43% | 1.61% |  |
| B | 37734 | 33342 | 305 | 305 | 0.81% | 0.91% |  |
| C | 37735 | 33289 | 940 | 940 | 2.49% | 2.82% |  |
| D | 37734 | 33173 | 10452 | 10452 | 27.70% | 31.51% |  |
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 | 10 | 17 | 1643220 | 1860.83 | 3598 | 3513 | 881.2 |
| A | 10 | 251 | 886715 | 1002.31 | 3598 | 3513 | 881.2 |
| A | 3 | 14 | 799889 | 903.77 | 3598 | 3513 | 881.2 |
| B | 5 | 185 | 1607454 | 2135.0 | 3562 | 3427 | 751.3 |
| B | 0 | 171 | 435640 | 575.29 | 3562 | 3427 | 751.3 |
| B | 0 | 186 | 287960 | 378.72 | 3562 | 3427 | 751.3 |
| C | 15 | 217 | 1467988 | 1528.88 | 3505 | 3475 | 957.9 |
| C | 12 | 254 | 1372016 | 1428.69 | 3505 | 3475 | 957.9 |
| C | 15 | 147 | 1361629 | 1417.85 | 3505 | 3475 | 957.9 |
| D | 11 | 129 | 19137445 | 23172.43 | 2920 | 2792 | 825.8 |
| D | 8 | 240 | 9189732 | 11125.56 | 2920 | 2792 | 825.8 |
| D | 2 | 249 | 2556750 | 3092.89 | 2920 | 2792 | 825.8 |
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 |  |