Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38664748.eb38688475.59125.74132475695_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.056 4.926/5.933 5.33 ± 0.5634
ea02 1342 1342/1342 1342 ± 0.00004046 5.392 5.027/6.424 5.681 ± 0.7699
ea03 1342 1342/1342 1342 ± 0.00002987 4.749 4.57/5.875 5.138 ± 0.6649
ea04 1342 1342/1342 1342 ± 0.00003045 5.098 4.808/5.955 5.275 ± 0.6216
ea05 1342 1342/1342 1342 ± 0.00002645 5.224 4.92/6.246 5.468 ± 0.6902
ea06 1342 1342/1342 1342 ± 0.00003831 4.812 4.62/5.622 5.046 ± 0.5368
ea07 1342 1342/1342 1342 ± 0.00003756 5.3 5.088/6.073 5.585 ± 0.6546
ea08 1342 1342/1342 1342 ± 0.0000387 5.574 5.356/6.717 5.915 ± 0.8259
ea09 1342 1342/1342 1342 ± 0.00003796 5.207 4.94/6.31 5.491 ± 0.6855
ea10 1342 1342/1342 1342 ± 0.0000368 5.142 4.998/6.33 5.546 ± 0.7302
ea11 1342 1342/1342 1342 ± 0.00003977 5.266 4.875/6.243 5.464 ± 0.733
ea12 1342 1342/1342 1342 ± 0.00003988 5.293 5.021/6.262 5.518 ± 0.6781
ea13 1342 1342/1342 1342 ± 0.00003475 5.624 5.484/6.321 5.871 ± 0.6333
ea14 1342 1342/1342 1342 ± 0.00003035 5.209 4.914/6.246 5.472 ± 0.7306
ea15 1342 1342/1342 1342 ± 0.0000176 5.08 4.783/6.132 5.454 ± 0.7423
ea16 1342 1342/1342 1342 ± 0.00003741 5.471 5.241/6.57 5.78 ± 0.8498
ea17 1342 1342/1342 1342 ± 0.00004398 5.669 5.33/6.8 5.917 ± 0.7497
ea18 1342 1342/1342 1342 ± 0.00003927 4.557 4.395/5.454 4.807 ± 0.5122
ea19 1342 1342/1342 1342 ± 0.00001947 5.232 5.09/6.325 5.547 ± 0.6889
ea21 1342 1342/1342 1342 ± 0.00003412 5.178 5.004/6.168 5.475 ± 0.6978
ea22 1342 1342/1342 1342 ± 0.00004113 5.224 4.844/6.279 5.483 ± 0.7278
ea23 1342 1342/1342 1342 ± 0.00003995 5.304 5.021/6.39 5.641 ± 0.8058
ea25 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea26 1342 1342/1342 1342 ± 0.00003475 5.497 5.229/6.679 5.828 ± 0.7436
ea27 1342 1342/1342 1342 ± 0.00004027 5.178 4.926/6.243 5.479 ± 0.6754
ea28 1342 1342/1342 1342 ± 0.0000391 5.169 4.946/6.119 5.429 ± 0.662
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002392 5.096 4.965/5.277 5.081 ± 0.2293
3 1342 1342/1342 1342 ± 0.0000404 4.871 4.646/5.104 4.852 ± 0.3297
5 1342 1342/1342 1342 ± 0.00002392 4.936 4.829/5.18 5.009 ± 0.2942
6 1342 1342/1342 1342 ± 0.00002392 5.058 4.915/5.23 5.067 ± 0.2759
7 1342 1342/1342 1342 ± 0.00002392 5.103 4.999/5.21 5.114 ± 0.2315
8 1342 1342/1342 1342 ± 0.00002392 5.066 4.924/5.265 5.086 ± 0.2559
9 1342 1342/1342 1342 ± 0.00002392 5.36 5.278/5.649 5.403 ± 0.2988
10 1342 1342/1342 1342 ± 0.00002392 5.78 5.679/6.018 5.81 ± 0.3075
11 1342 1342/1342 1342 ± 0.00002392 6.117 5.982/6.277 6.078 ± 0.296
12 1342 1342/1342 1342 ± 0.00002392 6.281 6.116/6.403 6.245 ± 0.3005
13 1342 1342/1342 1342 ± 0.00002392 6.577 6.417/6.65 6.523 ± 0.3336
14 1342 1342/1342 1342 ± 0.00002531 6.558 6.297/6.789 6.53 ± 0.4136
15 1342 1342/1342 1342 ± 0.00002422 6.41 6.286/6.74 6.436 ± 0.397
16 1342 1342/1342 1342 ± 0.0000495 4.567 4.419/4.732 4.589 ± 0.2363
17 1342 1342/1342 1342 ± 0.00005462 4.548 4.402/4.677 4.555 ± 0.2298
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38664748.eb38688475.59125.74132475695_split_split.ms
Start time
2025-01-04 04:49:52.202
End
2025-01-04 05:43:39.333
Duration
0:53:47.132
Note, WebLog generation is not included in the time.

CASA logs for stage 8