Observation information
- date-obs: 2024-05-19
- time-obs: 15:37:04.303900000
- date-end: 2024-05-19
- time-end: 17:34:49.298500000
- obs_id: A13_092T09_9000006258
- exposure: 5643.3280949
- sourceid: Gal_57
- observer: Smitha
- ra_pnt: 144.4485
- dec_pnt: 27.56603
Basic statistics of files
Param |
Original file |
Final file |
Filename | modeM0/AS1A13_092T09_9000006258_46733cztM0_level2.fits
| modeM0/AS1A13_092T09_9000006258_46733cztM0_level2_quad_clean.evt
|
Size (bytes) | 471,856,320 | 95,607,360 |
Size | 450.0 MB
| 91.2 MB
|
Events in quadrant A | 5,918,914 | 627,662 |
Events in quadrant B | 3,524,964 | 656,616 |
Events in quadrant C | 2,651,303 | 634,577 |
Events in quadrant D | 4,910,516 | 560,311 |
Level1 data integrity
Mode M0 |
Quadrant | BADHDUFLAG | Total packets | Discarded packets |
---|
A | 0 | 21542 | 28 |
B | 0 | 14503 | 32 |
C | 0 | 12329 | 4 |
D | 0 | 18768 | 6 |
Mode M9 |
Quadrant | BADHDUFLAG | Total packets | Discarded packets |
---|
A | 0 | 11 | 0 |
B | 0 | 11 | 0 |
C | 0 | 11 | 0 |
D | 0 | 11 | 0 |
Mode SS |
Quadrant | BADHDUFLAG | Total packets | Discarded packets |
---|
A | 0 | 122 | 0 |
B | 0 | 122 | 0 |
C | 0 | 122 | 0 |
D | 0 | 122 | 0 |
Data saturation
Quadrant | Total seconds | Saturated seconds | Saturation percentage |
---|
A | 5941 | 180 | 3.029793% |
B | 5940 | 61 | 1.026936% |
C | 5949 | 20 | 0.336191% |
D | 5949 | 323 | 5.429484% |
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 | 7065 | 5947 | 82 | 82 | 1.16% | 1.38% | |
B | 7066 | 5948 | 19 | 19 | 0.27% | 0.32% | |
C | 7066 | 5951 | 2 | 2 | 0.03% | 0.03% | |
D | 7066 | 5951 | 291 | 291 | 4.12% | 4.89% | |
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 | 10 | 83 | 3272804 | 24518.52 | 637 | 624 | 133.5 |
A | 9 | 191 | 105531 | 786.07 | 637 | 624 | 133.5 |
A | 0 | 243 | 31755 | 233.26 | 637 | 624 | 133.5 |
B | 3 | 112 | 522216 | 4141.51 | 643 | 625 | 125.9 |
B | 4 | 171 | 112018 | 884.48 | 643 | 625 | 125.9 |
B | 12 | 16 | 109816 | 866.99 | 643 | 625 | 125.9 |
C | 3 | 233 | 100742 | 657.65 | 641 | 644 | 152.2 |
C | 14 | 254 | 37674 | 243.29 | 641 | 644 | 152.2 |
C | 12 | 250 | 11208 | 69.41 | 641 | 644 | 152.2 |
D | 1 | 52 | 1776500 | 11354.3 | 624 | 604 | 156.4 |
D | 5 | 171 | 195792 | 1247.95 | 624 | 604 | 156.4 |
D | 12 | 128 | 150009 | 955.23 | 624 | 604 | 156.4 |
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 |
|
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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 | |