Observation information
- date-obs: 2026-07-31
- time-obs: 01:12:15.331900000
- date-end: 2026-07-31
- time-end: 08:18:57.270800000
- obs_id: A14_004T06_9000006594
- exposure: 17729.291819
- 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_58652cztM0_level2.fits
| modeM0/AS1A14_004T06_9000006594_58652cztM0_level2_quad_clean.evt
|
| Size (bytes) | 2,220,307,200 | 319,472,640 |
| Size | 2.1 GB
| 304.7 MB
|
| Events in quadrant A | 22,404,860 | 2,069,261 |
| Events in quadrant B | 11,908,235 | 2,403,267 |
| Events in quadrant C | 14,584,630 | 2,147,472 |
| Events in quadrant D | 31,425,329 | 1,389,374 |
Level1 data integrity
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 83587 | 3 |
| B | 0 | 52602 | 3 |
| C | 0 | 60331 | 3 |
| D | 0 | 110036 | 3 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 492 | 0 |
| B | 0 | 492 | 0 |
| C | 0 | 492 | 0 |
| D | 0 | 492 | 0 |
| Mode M9 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 14 | 0 |
| B | 0 | 14 | 0 |
| C | 0 | 14 | 0 |
| D | 0 | 14 | 0 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 24157 | 2933 | 12.141408% |
| B | 24158 | 679 | 2.810663% |
| C | 24158 | 1080 | 4.470569% |
| D | 24158 | 7275 | 30.114248% |
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 | 25602 | 24157 | 2426 | 2426 | 9.48% | 10.04% |  |
| B | 25603 | 24159 | 164 | 164 | 0.64% | 0.68% |  |
| C | 25603 | 24159 | 714 | 714 | 2.79% | 2.96% |  |
| D | 25603 | 24159 | 6014 | 6014 | 23.49% | 24.89% |  |
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 | 12 | 114 | 8630691 | 13488.39 | 2601 | 2534 | 639.7 |
| A | 10 | 17 | 3134451 | 4896.12 | 2601 | 2534 | 639.7 |
| A | 10 | 251 | 212759 | 328.64 | 2601 | 2534 | 639.7 |
| B | 5 | 185 | 551055 | 973.45 | 2623 | 2514 | 563.5 |
| B | 0 | 186 | 342034 | 602.52 | 2623 | 2514 | 563.5 |
| B | 8 | 234 | 176920 | 309.5 | 2623 | 2514 | 563.5 |
| C | 15 | 164 | 1203613 | 1723.69 | 2569 | 2549 | 696.8 |
| C | 12 | 252 | 1066105 | 1526.35 | 2569 | 2549 | 696.8 |
| C | 13 | 3 | 1023108 | 1464.64 | 2569 | 2549 | 696.8 |
| D | 8 | 240 | 14687654 | 23552.32 | 2202 | 2103 | 623.5 |
| D | 11 | 129 | 4371786 | 7007.99 | 2202 | 2103 | 623.5 |
| D | 2 | 249 | 2460435 | 3942.61 | 2202 | 2103 | 623.5 |
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 |  |