Observation information
- date-obs: 2024-05-03
- time-obs: 10:12:59.272100000
- date-end: 2024-05-03
- time-end: 12:15:25.270500000
- obs_id: A13_068T05_9000006218
- exposure: 6171.44273162
- sourceid: J1250+411
- observer: Payel01
- ra_pnt: 192.7211
- dec_pnt: 41.12025
Basic statistics of files
Param |
Original file |
Final file |
Filename | modeM0/AS1A13_068T05_9000006218_46492cztM0_level2.fits
| modeM0/AS1A13_068T05_9000006218_46492cztM0_level2_quad_clean.evt
|
Size (bytes) | 521,568,000 | 108,437,760 |
Size | 497.4 MB
| 103.4 MB
|
Events in quadrant A | 6,093,876 | 720,213 |
Events in quadrant B | 3,568,262 | 745,202 |
Events in quadrant C | 3,120,285 | 726,965 |
Events in quadrant D | 5,985,314 | 607,753 |
Level1 data integrity
Mode M0 |
Quadrant | BADHDUFLAG | Total packets | Discarded packets |
---|
A | 0 | 21950 | 1 |
B | 0 | 15409 | 1 |
C | 0 | 14380 | 1 |
D | 0 | 22474 | 1 |
Mode SS |
Quadrant | BADHDUFLAG | Total packets | Discarded packets |
---|
A | 0 | 140 | 0 |
B | 0 | 140 | 0 |
C | 0 | 140 | 0 |
D | 0 | 140 | 0 |
Mode M9 |
Quadrant | BADHDUFLAG | Total packets | Discarded packets |
---|
A | 0 | 4 | 0 |
B | 0 | 4 | 0 |
C | 0 | 4 | 0 |
D | 0 | 4 | 0 |
Data saturation
Quadrant | Total seconds | Saturated seconds | Saturation percentage |
---|
A | 6942 | 360 | 5.185825% |
B | 6941 | 362 | 5.215387% |
C | 6941 | 170 | 2.449215% |
D | 6941 | 832 | 11.986745% |
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 | 7347 | 6942 | 2 | 2 | 0.03% | 0.03% | |
B | 7346 | 6941 | 70 | 70 | 0.95% | 1.01% | |
C | 7346 | 6941 | 0 | 0 | 0.00% | 0.00% | |
D | 7346 | 6941 | 592 | 592 | 8.06% | 8.53% | |
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 | 83 | 2966788 | 17969.61 | 788 | 768 | 165.1 |
A | 13 | 248 | 65619 | 392.9 | 788 | 768 | 165.1 |
A | 13 | 254 | 12745 | 72.56 | 788 | 768 | 165.1 |
B | 5 | 172 | 225016 | 1431.04 | 784 | 758 | 156.7 |
B | 0 | 190 | 102516 | 649.34 | 784 | 758 | 156.7 |
B | 5 | 32 | 42689 | 267.57 | 784 | 758 | 156.7 |
C | 3 | 233 | 36644 | 196.71 | 781 | 782 | 182.3 |
C | 14 | 254 | 35717 | 191.62 | 781 | 782 | 182.3 |
C | 13 | 61 | 5072 | 23.53 | 781 | 782 | 182.3 |
D | 2 | 249 | 1107226 | 5948.95 | 741 | 717 | 186.0 |
D | 13 | 249 | 566169 | 3040.06 | 741 | 717 | 186.0 |
D | 1 | 52 | 522875 | 2807.29 | 741 | 717 | 186.0 |
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 |
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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 | |