Observation information
- date-obs: 2026-07-27
- time-obs: 05:08:30.183700000
- date-end: 2026-07-27
- time-end: 10:41:39.133900000
- obs_id: A14_044T04_9000006592
- exposure: 12170.909885
- sourceid: IC 0950
- observer: mousumi
- ra_pnt: 208.1092
- dec_pnt: 14.48972
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1A14_044T04_9000006592_58594cztM0_level2.fits
| modeM0/AS1A14_044T04_9000006592_58594cztM0_level2_quad_clean.evt
|
| Size (bytes) | 1,863,515,520 | 236,102,400 |
| Size | 1.7 GB
| 225.2 MB
|
| Events in quadrant A | 15,846,898 | 1,648,791 |
| Events in quadrant B | 16,330,202 | 1,603,079 |
| Events in quadrant C | 23,091,381 | 1,104,097 |
| Events in quadrant D | 12,271,414 | 1,505,761 |
Level1 data integrity
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 60114 | 3 |
| B | 0 | 61338 | 3 |
| C | 0 | 81638 | 4 |
| D | 0 | 49534 | 4 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 378 | 0 |
| B | 0 | 378 | 0 |
| C | 0 | 378 | 0 |
| D | 0 | 378 | 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 | 18664 | 1628 | 8.722675% |
| B | 18665 | 2903 | 15.553174% |
| C | 18664 | 6597 | 35.346121% |
| D | 18663 | 1069 | 5.727911% |
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 | 19989 | 18664 | 957 | 957 | 4.79% | 5.13% |  |
| B | 19990 | 18665 | 1838 | 1838 | 9.19% | 9.85% |  |
| C | 19988 | 18663 | 5979 | 5979 | 29.91% | 32.04% |  |
| D | 19989 | 18664 | 788 | 788 | 3.94% | 4.22% |  |
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 | 14 | 6498693 | 13056.3 | 2023 | 1970 | 497.6 |
| A | 12 | 114 | 547461 | 1096.26 | 2023 | 1970 | 497.6 |
| A | 15 | 233 | 412363 | 824.76 | 2023 | 1970 | 497.6 |
| B | 5 | 172 | 5023180 | 12200.73 | 1922 | 1846 | 411.6 |
| B | 6 | 255 | 1434275 | 3480.48 | 1922 | 1846 | 411.6 |
| B | 2 | 249 | 875742 | 2123.37 | 1922 | 1846 | 411.6 |
| C | 15 | 164 | 15067825 | 35462.58 | 1561 | 1548 | 424.9 |
| C | 12 | 254 | 497343 | 1166.99 | 1561 | 1548 | 424.9 |
| C | 2 | 12 | 417740 | 979.62 | 1561 | 1548 | 424.9 |
| D | 2 | 249 | 1228845 | 2192.39 | 1998 | 1912 | 559.6 |
| D | 8 | 160 | 1088150 | 1940.98 | 1998 | 1912 | 559.6 |
| D | 8 | 240 | 921355 | 1642.94 | 1998 | 1912 | 559.6 |
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 |  |