Observation information
- date-obs: 2025-01-30
- time-obs: 13:05:18.699900000
- date-end: 2025-01-30
- time-end: 18:26:42.643700000
- obs_id: T05_239T01_9000006444
- exposure: 10104.7354395
- sourceid: Cas A
- observer: girish
- ra_pnt: 350.8584
- dec_pnt: 58.8113
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1T05_239T01_9000006444_50531cztM0_level2.fits
| modeM0/AS1T05_239T01_9000006444_50531cztM0_level2_quad_clean.evt
|
| Size (bytes) | 2,389,331,520 | 203,587,200 |
| Size | 2.2 GB
| 194.2 MB
|
| Events in quadrant A | 14,967,605 | 1,511,346 |
| Events in quadrant B | 17,686,021 | 1,454,767 |
| Events in quadrant C | 23,687,515 | 1,136,605 |
| Events in quadrant D | 30,728,250 | 825,999 |
Level1 data integrity
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 56422 | 3 |
| B | 0 | 64709 | 5 |
| C | 0 | 82770 | 3 |
| D | 0 | 103697 | 3 |
| Mode M9 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 13 | 0 |
| B | 0 | 13 | 0 |
| C | 0 | 13 | 0 |
| D | 0 | 13 | 0 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 366 | 0 |
| B | 0 | 366 | 0 |
| C | 0 | 366 | 0 |
| D | 0 | 366 | 0 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 17894 | 1684 | 9.410976% |
| B | 17894 | 3228 | 18.039566% |
| C | 17894 | 5131 | 28.674416% |
| D | 17894 | 8170 | 45.657762% |
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 | 19284 | 17897 | 1163 | 1163 | 6.03% | 6.50% |  |
| B | 19284 | 17897 | 2314 | 2314 | 12.00% | 12.93% |  |
| C | 19284 | 17897 | 3529 | 3529 | 18.30% | 19.72% |  |
| D | 19284 | 17895 | 7409 | 7409 | 38.42% | 41.40% |  |
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 | 250 | 1844489 | 3991.28 | 1862 | 1811 | 461.7 |
| A | 3 | 14 | 1480241 | 3202.31 | 1862 | 1811 | 461.7 |
| A | 3 | 130 | 782537 | 1691.07 | 1862 | 1811 | 461.7 |
| B | 7 | 0 | 6059172 | 16062.7 | 1783 | 1722 | 377.1 |
| B | 4 | 170 | 1634758 | 4330.36 | 1783 | 1722 | 377.1 |
| B | 1 | 255 | 1036112 | 2742.92 | 1783 | 1722 | 377.1 |
| C | 15 | 174 | 3004641 | 6766.07 | 1634 | 1625 | 443.8 |
| C | 15 | 232 | 2081427 | 4685.99 | 1634 | 1625 | 443.8 |
| C | 15 | 214 | 1717000 | 3864.9 | 1634 | 1625 | 443.8 |
| D | 7 | 61 | 9308543 | 23689.87 | 1396 | 1344 | 392.9 |
| D | 15 | 184 | 6025944 | 15334.58 | 1396 | 1344 | 392.9 |
| D | 7 | 60 | 1791711 | 4557.07 | 1396 | 1344 | 392.9 |
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 |  |