Observation information
- date-obs: 2023-11-05
- time-obs: 17:11:54.259600000
- date-end: 2023-11-05
- time-end: 22:55:03.235000000
- obs_id: A13_018T01_9000005906
- exposure: 16501.8253578
- sourceid: Mrk 509
- observer: arijit
- ra_pnt: 311.0406
- dec_pnt: -10.72348
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1A13_018T01_9000005906_43830cztM0_level2.fits
| modeM0/AS1A13_018T01_9000005906_43830cztM0_level2_quad_clean.evt
|
| Size (bytes) | 2,021,137,920 | 295,024,320 |
| Size | 1.9 GB
| 281.4 MB
|
| Events in quadrant A | 17,931,178 | 1,953,158 |
| Events in quadrant B | 12,742,994 | 2,123,240 |
| Events in quadrant C | 22,226,680 | 1,911,930 |
| Events in quadrant D | 20,410,730 | 1,595,895 |
Level1 data integrity
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 67227 | 2 |
| B | 0 | 51064 | 2 |
| C | 0 | 79859 | 3 |
| D | 0 | 74179 | 2 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 396 | 0 |
| B | 0 | 396 | 0 |
| C | 0 | 396 | 0 |
| D | 0 | 396 | 0 |
| Mode M9 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 10 | 0 |
| B | 0 | 10 | 0 |
| C | 0 | 10 | 0 |
| D | 0 | 10 | 0 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 19549 | 1700 | 8.696097% |
| B | 19550 | 815 | 4.168798% |
| C | 19549 | 2437 | 12.466111% |
| D | 19549 | 3360 | 17.187580% |
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 | 20589 | 19551 | 1252 | 1252 | 6.08% | 6.40% |  |
| B | 20590 | 19552 | 417 | 417 | 2.03% | 2.13% |  |
| C | 20589 | 19549 | 1905 | 1905 | 9.25% | 9.74% |  |
| D | 20589 | 19551 | 3010 | 3010 | 14.62% | 15.40% |  |
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 | 15 | 223 | 6057644 | 13509.4 | 2167 | 2120 | 448.2 |
| A | 10 | 83 | 2705204 | 6030.37 | 2167 | 2120 | 448.2 |
| A | 0 | 175 | 238306 | 526.91 | 2167 | 2120 | 448.2 |
| B | 5 | 235 | 2334948 | 5399.92 | 2210 | 2145 | 432.0 |
| B | 5 | 172 | 624162 | 1439.83 | 2210 | 2145 | 432.0 |
| B | 4 | 170 | 215854 | 494.69 | 2210 | 2145 | 432.0 |
| C | 3 | 233 | 10562544 | 21433.39 | 2102 | 2110 | 492.7 |
| C | 15 | 158 | 2950547 | 5984.13 | 2102 | 2110 | 492.7 |
| C | 15 | 174 | 146422 | 292.89 | 2102 | 2110 | 492.7 |
| D | 5 | 235 | 4917721 | 9411.27 | 2036 | 1972 | 522.3 |
| D | 1 | 52 | 2963752 | 5670.37 | 2036 | 1972 | 522.3 |
| D | 12 | 33 | 877408 | 1676.03 | 2036 | 1972 | 522.3 |
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 |  |