Observation information
- date-obs: 2026-06-15
- time-obs: 03:51:21.342000000
- date-end: 2026-06-15
- time-end: 08:35:36.289400000
- obs_id: A14_031T01_9000006584
- exposure: 12523.1904431
- sourceid: UDG 32
- observer: chayan
- ra_pnt: 159.2674
- dec_pnt: -27.76657
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1A14_031T01_9000006584_57969cztM0_level2.fits
| modeM0/AS1A14_031T01_9000006584_57969cztM0_level2_quad_clean.evt
|
| Size (bytes) | 1,774,477,440 | 208,535,040 |
| Size | 1.7 GB
| 198.9 MB
|
| Events in quadrant A | 21,353,132 | 1,140,797 |
| Events in quadrant B | 7,948,328 | 1,615,705 |
| Events in quadrant C | 12,658,347 | 1,325,232 |
| Events in quadrant D | 22,473,172 | 1,109,677 |
Level1 data integrity
| Mode M9 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 8 | 0 |
| B | 0 | 8 | 0 |
| C | 0 | 8 | 0 |
| D | 0 | 8 | 0 |
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 74680 | 2 |
| B | 0 | 35173 | 2 |
| C | 0 | 49092 | 2 |
| D | 0 | 78149 | 8 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 328 | 0 |
| B | 0 | 328 | 0 |
| C | 0 | 328 | 0 |
| D | 0 | 328 | 0 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 16260 | 4485 | 27.583026% |
| B | 16259 | 366 | 2.251061% |
| C | 16259 | 1625 | 9.994465% |
| D | 16259 | 3099 | 19.060213% |
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 | 17055 | 16260 | 3462 | 3462 | 20.30% | 21.29% |  |
| B | 17054 | 16259 | 46 | 46 | 0.27% | 0.28% |  |
| C | 17054 | 16259 | 1297 | 1297 | 7.61% | 7.98% |  |
| D | 17055 | 16260 | 2742 | 2742 | 16.08% | 16.86% |  |
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 | 251 | 14726691 | 37643.3 | 1586 | 1547 | 391.2 |
| A | 3 | 245 | 131537 | 332.31 | 1586 | 1547 | 391.2 |
| A | 13 | 248 | 127180 | 321.17 | 1586 | 1547 | 391.2 |
| B | 10 | 128 | 342855 | 904.88 | 1759 | 1689 | 377.0 |
| B | 7 | 252 | 138473 | 362.79 | 1759 | 1689 | 377.0 |
| B | 10 | 247 | 125518 | 328.43 | 1759 | 1689 | 377.0 |
| C | 15 | 224 | 5193006 | 11487.58 | 1659 | 1643 | 451.9 |
| C | 12 | 252 | 467035 | 1029.83 | 1659 | 1643 | 451.9 |
| C | 15 | 208 | 203615 | 446.93 | 1659 | 1643 | 451.9 |
| D | 12 | 110 | 14994439 | 32924.77 | 1622 | 1553 | 455.4 |
| D | 8 | 240 | 319272 | 697.72 | 1622 | 1553 | 455.4 |
| D | 12 | 251 | 183489 | 399.54 | 1622 | 1553 | 455.4 |
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 |  |