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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.27 5.712/6.666 6.263 ± 0.6254
ea02 1342 1342/1342 1342 ± 0 6.357 5.761/6.609 6.303 ± 0.6065
ea03 1342 1342/1342 1342 ± 0 6.173 5.43/6.784 6.21 ± 0.7229
ea04 1342 1342/1342 1342 ± 0 5.606 5.079/6.032 5.636 ± 0.5445
ea05 1342 1342/1342 1342 ± 0 5.961 5.346/6.67 5.989 ± 0.6307
ea06 1342 1342/1342 1342 ± 0 6.009 5.173/6.133 5.771 ± 0.6096
ea07 1342 1342/1342 1342 ± 0 6.063 5.304/6.387 5.957 ± 0.664
ea08 1342 1342/1342 1342 ± 0 6.624 5.709/6.859 6.448 ± 0.6519
ea09 1342 1342/1342 1342 ± 0 5.755 5.274/6.459 5.908 ± 0.6332
ea10 1342 1342/1342 1342 ± 0 5.542 5.124/5.986 5.57 ± 0.5195
ea11 1342 1342/1342 1342 ± 0.000004126 5.475 5.25/6.329 5.734 ± 0.6426
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.869 5.517/6.18 5.901 ± 0.4681
ea14 1342 1342/1342 1342 ± 0 6.183 5.584/6.495 6.167 ± 0.5234
ea15 1342 1342/1342 1342 ± 0 6.301 5.716/6.696 6.313 ± 0.6601
ea16 1342 1342/1342 1342 ± 0 6.282 5.847/6.786 6.367 ± 0.6821
ea17 1342 1342/1342 1342 ± 0 6.173 5.741/6.936 6.318 ± 0.6508
ea18 1342 1342/1342 1342 ± 0 6.36 5.839/6.945 6.332 ± 0.6068
ea19 1342 1342/1342 1342 ± 0 6.125 5.473/6.626 6.08 ± 0.5978
ea20 1342 1342/1342 1342 ± 0 6.059 5.67/6.711 6.173 ± 0.582
ea21 1342 1342/1342 1342 ± 0 5.505 5.169/5.962 5.612 ± 0.4953
ea22 1342 1342/1342 1342 ± 0 6.325 5.657/6.725 6.222 ± 0.6274
ea23 1342 1342/1342 1342 ± 0 6.298 5.614/6.436 6.183 ± 0.6485
ea24 1342 1342/1342 1342 ± 0 6.088 5.227/6.545 5.915 ± 0.6211
ea25 1342 1342/1342 1342 ± 0 6.411 5.708/6.912 6.428 ± 0.7467
ea27 1342 1342/1342 1342 ± 0 6.085 5.39/6.559 5.991 ± 0.6535
ea28 1342 1342/1342 1342 ± 0 6.407 5.807/6.905 6.385 ± 0.6069
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 ± 0.00002359 5.549 5.402/5.721 5.551 ± 0.2581
4 1342 1342/1342 1342 ± 0.00002405 5.398 5.216/5.767 5.473 ± 0.3302
5 1342 1342/1342 1342 ± 0.0000235 5.485 5.194/5.692 5.461 ± 0.2967
6 1342 1342/1342 1342 ± 0.0000235 5.417 5.214/5.608 5.411 ± 0.2876
7 1342 1342/1342 1342 ± 0.0000235 5.529 5.33/5.706 5.498 ± 0.2475
8 1342 1342/1342 1342 ± 0.0000235 5.47 5.215/5.667 5.432 ± 0.2713
9 1342 1342/1342 1342 ± 0.0000235 5.761 5.609/5.957 5.746 ± 0.2747
10 1342 1342/1342 1342 ± 0.0000235 6.179 6.084/6.325 6.172 ± 0.237
11 1342 1342/1342 1342 ± 0.0000235 6.4 6.223/6.548 6.389 ± 0.2552
12 1342 1342/1342 1342 ± 0.0000235 6.575 6.291/6.779 6.532 ± 0.297
13 1342 1342/1342 1342 ± 0.0000235 6.969 6.758/7.23 6.959 ± 0.3259
14 1342 1342/1342 1342 ± 0.0000235 7.197 6.873/7.452 7.183 ± 0.3441
15 1342 1342/1342 1342 ± 0.0000235 6.912 6.646/7.209 6.901 ± 0.3686
16 1342 1342/1342 1342 ± 0.0000235 6.287 6.059/6.601 6.274 ± 0.3782
17 1342 1342/1342 1342 ± 0.0000235 6.294 6.081/6.484 6.24 ± 0.3452
datacolumn
residual_data
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2025-07-25 16:45:08.625
End
2025-07-25 18:01:56.794
Duration
1:16:48.169
Note, WebLog generation is not included in the time.

CASA logs for stage 8