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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.377 5.021/6.471 5.621 ± 0.8783
ea02 1342 1342/1342 1342 ± 0.0000203 5.461 5.085/6.229 5.579 ± 0.912
ea03 1342 1342/1342 1342 ± 0.000001923 5.306 5.06/6.493 5.622 ± 0.8809
ea04 1342 1342/1342 1342 ± 0.00004282 4.989 4.808/5.964 5.239 ± 0.7215
ea05 1342 1342/1342 1342 ± 0.00004406 5.174 4.959/6.297 5.434 ± 0.8977
ea06 1342 1342/1342 1342 ± 0.000004707 4.893 4.679/5.734 5.19 ± 0.748
ea07 1342 1342/1342 1342 ± 0.00002862 4.888 4.783/6.047 5.343 ± 0.8866
ea08 1342 1342/1342 1342 ± 0.000003329 5.431 5.016/6.588 5.744 ± 0.9311
ea09 1342 1342/1342 1342 ± 0.00004321 4.852 4.674/6.02 5.13 ± 0.7598
ea10 1342 1342/1342 1342 ± 0.00004506 4.803 4.419/5.892 5.048 ± 0.7915
ea11 1342 1342/1342 1342 ± 0.00004668 5.148 4.558/6.224 5.291 ± 0.9247
ea12 1342 1342/1342 1342 ± 0.00004114 4.989 4.755/5.944 5.25 ± 0.6683
ea14 1342 1342/1342 1342 ± 0.00004347 5.353 4.922/6.305 5.585 ± 0.7307
ea15 1342 1342/1342 1342 ± 0.0000446 5.174 4.96/6.356 5.562 ± 0.9103
ea16 1342 1342/1342 1342 ± 0.000004961 5.517 5.055/6.429 5.638 ± 0.924
ea17 1342 1342/1342 1342 ± 0.00003779 5.381 5.012/6.637 5.667 ± 0.851
ea18 1342 1342/1342 1342 ± 0 5.476 5.218/6.745 5.835 ± 0.8451
ea19 1342 1342/1342 1342 ± 0.00002966 5.069 4.99/6.302 5.476 ± 0.7803
ea21 1342 1342/1342 1342 ± 0 4.858 4.734/5.713 5.13 ± 0.6798
ea22 1342 1342/1342 1342 ± 0.000005083 5.411 4.868/6.453 5.569 ± 0.8192
ea23 1342 1342/1342 1342 ± 0.00004348 5.375 4.924/6.233 5.578 ± 0.8152
ea24 1342 1342/1342 1342 ± 0.00002235 5.115 4.956/6.389 5.501 ± 0.7981
ea25 1342 1342/1342 1342 ± 0 5.565 5.234/6.68 5.881 ± 0.9515
ea27 1342 1342/1342 1342 ± 0.000009327 5.105 4.893/6.332 5.461 ± 0.8117
ea28 1342 1342/1342 1342 ± 0.00003083 5.477 5.35/6.822 5.848 ± 0.8986
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 ± 0.00002406 4.969 4.804/5.069 4.913 ± 0.3002
4 1342 1342/1342 1342 ± 0.00004491 3.817 3.623/4.06 3.849 ± 0.2949
5 1342 1342/1342 1342 ± 0.00002406 5.006 4.832/5.337 5.049 ± 0.2793
6 1342 1342/1342 1342 ± 0.00002406 5.02 4.801/5.26 5.031 ± 0.2526
7 1342 1342/1342 1342 ± 0.00002406 5.111 4.945/5.213 5.097 ± 0.2231
8 1342 1342/1342 1342 ± 0.00002406 5.055 4.908/5.204 5.052 ± 0.2524
9 1342 1342/1342 1342 ± 0.00002406 5.383 5.179/5.61 5.373 ± 0.2596
10 1342 1342/1342 1342 ± 0.00002406 5.919 5.801/6.078 5.91 ± 0.2526
11 1342 1342/1342 1342 ± 0.00002406 6.223 5.993/6.281 6.152 ± 0.2621
12 1342 1342/1342 1342 ± 0.00002406 6.322 6.05/6.487 6.31 ± 0.3065
13 1342 1342/1342 1342 ± 0.00002406 6.723 6.598/6.964 6.721 ± 0.3113
14 1342 1342/1342 1342 ± 0.00002449 6.655 6.354/6.863 6.668 ± 0.391
15 1342 1342/1342 1342 ± 0.00002406 6.666 6.331/6.888 6.602 ± 0.3499
16 1342 1342/1342 1342 ± 0.0000609 4.772 4.627/4.915 4.801 ± 0.2497
17 1342 1342/1342 1342 ± 0.00006082 4.847 4.695/5.016 4.874 ± 0.2525
overwrite_modelcol
False
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-22 23:35:43.978
End
2025-07-23 00:43:22.123
Duration
1:07:38.145
Note, WebLog generation is not included in the time.

CASA logs for stage 8