Observation information
- date-obs: 2025-08-27
- time-obs: 18:59:34.856100000
- date-end: 2025-08-28
- time-end: 00:42:43.791900000
- obs_id: A14_022T05_9000006504
- exposure: 10624.2726105
- sourceid: PGC056248
- observer: Payel01
- ra_pnt: 237.9709
- dec_pnt: 25.97819
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1A14_022T05_9000006504_53639cztM0_level2.fits
| modeM0/AS1A14_022T05_9000006504_53639cztM0_level2_quad_clean.evt
|
| Size (bytes) | 2,675,410,560 | 207,192,960 |
| Size | 2.5 GB
| 197.6 MB
|
| Events in quadrant A | 20,269,764 | 1,402,817 |
| Events in quadrant B | 25,359,804 | 1,290,403 |
| Events in quadrant C | 32,017,148 | 931,921 |
| Events in quadrant D | 19,931,903 | 1,340,998 |
Level1 data integrity
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 384 | 0 |
| B | 0 | 384 | 0 |
| C | 0 | 384 | 0 |
| D | 0 | 384 | 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 |
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 73277 | 3 |
| B | 0 | 88410 | 4 |
| C | 0 | 107983 | 3 |
| D | 0 | 72541 | 3 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 18948 | 3818 | 20.149884% |
| B | 18947 | 6227 | 32.865361% |
| C | 18947 | 8935 | 47.157861% |
| D | 18947 | 2995 | 15.807252% |
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 | 20590 | 18963 | 3349 | 3349 | 16.27% | 17.66% |  |
| B | 20589 | 18963 | 4336 | 4336 | 21.06% | 22.87% |  |
| C | 20589 | 18951 | 7853 | 7853 | 38.14% | 41.44% |  |
| D | 20589 | 18963 | 2703 | 2703 | 13.13% | 14.25% |  |
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 | 3 | 78 | 9598457 | 20741.76 | 1858 | 1812 | 462.7 |
| A | 10 | 253 | 843302 | 1818.76 | 1858 | 1812 | 462.7 |
| A | 0 | 8 | 822372 | 1773.52 | 1858 | 1812 | 462.7 |
| B | 15 | 20 | 6439023 | 17511.75 | 1728 | 1664 | 367.6 |
| B | 4 | 206 | 4060518 | 11041.43 | 1728 | 1664 | 367.6 |
| B | 10 | 28 | 2715289 | 7381.96 | 1728 | 1664 | 367.6 |
| C | 1 | 241 | 13312345 | 33668.56 | 1436 | 1426 | 395.4 |
| C | 15 | 224 | 6509653 | 16461.87 | 1436 | 1426 | 395.4 |
| C | 15 | 147 | 2014416 | 5091.64 | 1436 | 1426 | 395.4 |
| D | 8 | 176 | 7648995 | 14523.89 | 1839 | 1759 | 526.5 |
| D | 10 | 172 | 1390479 | 2637.5 | 1839 | 1759 | 526.5 |
| D | 7 | 70 | 638772 | 1209.84 | 1839 | 1759 | 526.5 |
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 |  |