Observation information
- date-obs: 2021-07-26
- time-obs: 12:19:00.184700000
- date-end: 2021-07-26
- time-end: 17:40:43.187100000
- obs_id: T04_030T01_9000004588
- exposure: 10866.0169228
- sourceid: 4U 1543-47
- observer: akashgarg_16
- ra_pnt: 236.7845
- dec_pnt: -47.6695
Basic statistics of files
| Param |
Original file |
Final file |
| Filename | modeM0/AS1T04_030T01_9000004588_31507cztM0_level2.evt
| modeM0/AS1T04_030T01_9000004588_31507cztM0_level2_quad_clean.evt
|
| Size (bytes) | 2,042,303,040 | 215,222,400 |
| Size | 1.9 GB
| 205.3 MB
|
| Events in quadrant A | 17,914,333 | 1,184,470 |
| Events in quadrant B | 14,093,218 | 1,451,079 |
| Events in quadrant C | 17,146,178 | 1,288,409 |
| Events in quadrant D | 11,519,917 | 1,383,380 |
Level1 data integrity
| Mode M0 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 65015 | 3 |
| B | 0 | 54804 | 3 |
| C | 0 | 62564 | 3 |
| D | 0 | 45726 | 3 |
| Mode SS |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 356 | 0 |
| B | 0 | 356 | 0 |
| C | 0 | 356 | 0 |
| D | 0 | 356 | 0 |
| Mode M9 |
| Quadrant | BADHDUFLAG | Total packets | Discarded packets |
|---|
| A | 0 | 18 | 0 |
| B | 0 | 18 | 0 |
| C | 0 | 18 | 0 |
| D | 0 | 18 | 0 |
Data saturation
| Quadrant | Total seconds | Saturated seconds | Saturation percentage |
|---|
| A | 17529 | 4632 | 26.424782% |
| B | 17529 | 515 | 2.937988% |
| C | 17529 | 3519 | 20.075304% |
| D | 17529 | 481 | 2.744024% |
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 | 19303 | 17528 | 2770 | 2770 | 14.35% | 15.80% |  |
| B | 19304 | 17529 | 162 | 162 | 0.84% | 0.92% |  |
| C | 19304 | 17530 | 2610 | 2610 | 13.52% | 14.89% |  |
| D | 19304 | 17530 | 331 | 331 | 1.71% | 1.89% |  |
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 | 0 | 13 | 10452377 | 29444.15 | 1775 | 1742 | 354.9 |
| A | 15 | 174 | 609838 | 1713.28 | 1775 | 1742 | 354.9 |
| A | 13 | 254 | 27673 | 73.06 | 1775 | 1742 | 354.9 |
| B | 6 | 159 | 4931806 | 12456.03 | 2080 | 2032 | 395.8 |
| B | 5 | 172 | 574844 | 1447.32 | 2080 | 2032 | 395.8 |
| B | 4 | 80 | 104316 | 258.44 | 2080 | 2032 | 395.8 |
| C | 3 | 233 | 8523698 | 19458.25 | 1874 | 1882 | 438.0 |
| C | 10 | 22 | 888653 | 2024.8 | 1874 | 1882 | 438.0 |
| C | 14 | 238 | 299405 | 679.35 | 1874 | 1882 | 438.0 |
| D | 8 | 195 | 1900753 | 3931.71 | 2023 | 1966 | 482.9 |
| D | 2 | 250 | 581660 | 1200.34 | 2023 | 1966 | 482.9 |
| D | 12 | 79 | 505400 | 1042.43 | 2023 | 1966 | 482.9 |
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 |  |