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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.123 5.825/6.736 6.249 ± 0.6999
ea02 1342 1342/1342 1342 ± 0 6.311 5.822/6.614 6.258 ± 0.7289
ea03 1342 1342/1342 1342 ± 0 5.963 5.481/6.662 6.105 ± 0.7774
ea04 1342 1342/1342 1342 ± 0 5.664 5.189/6.118 5.682 ± 0.6845
ea05 1342 1342/1342 1342 ± 0 5.977 5.537/6.536 6.037 ± 0.6854
ea06 1342 1342/1342 1342 ± 0 5.83 5.2/6.167 5.737 ± 0.7345
ea07 1342 1342/1342 1342 ± 0 6.297 5.457/6.682 6.136 ± 0.7778
ea08 1342 1342/1342 1342 ± 0 6.826 5.869/7.019 6.548 ± 0.6951
ea09 1342 1342/1342 1342 ± 0 5.753 5.277/6.488 5.767 ± 1.004
ea10 1342 1342/1342 1342 ± 0 5.788 5.365/6.235 5.742 ± 0.7381
ea11 1342 1342/1342 1342 ± 0 5.858 5.509/6.566 5.968 ± 0.751
ea12 1342 1342/1342 1342 ± 0 5.592 5.355/6.258 5.787 ± 0.6908
ea13 1342 1342/1342 1342 ± 0 6.317 5.674/6.454 5.967 ± 0.9837
ea14 1342 1342/1342 1342 ± 0 6.153 5.769/6.667 6.208 ± 0.697
ea15 1342 1342/1342 1342 ± 0 6.855 6.799/7.454 7.053 ± 0.4332
ea17 1342 1342/1342 1342 ± 0 6.368 5.912/7.01 6.424 ± 0.7757
ea18 1342 1342/1342 1342 ± 0 6.394 5.968/7.024 6.508 ± 0.6768
ea19 1342 1342/1342 1342 ± 0 6.019 5.644/6.643 6.102 ± 0.7059
ea20 1342 1342/1342 1342 ± 0 6.567 6.078/7.138 6.63 ± 0.7114
ea21 1342 1342/1342 1342 ± 0 5.468 5.208/5.996 5.569 ± 0.5969
ea22 1342 1342/1342 1342 ± 0 6.151 5.656/6.597 6.167 ± 0.6355
ea23 1342 1342/1342 1342 ± 0.000007217 6.201 5.698/6.537 6.173 ± 0.7815
ea24 1342 1342/1342 1342 ± 0 6.286 5.293/6.689 6.029 ± 0.6631
ea25 1342 1342/1342 1342 ± 0 6.444 5.798/7.076 6.502 ± 0.8957
ea27 1342 1342/1342 1342 ± 0 5.644 5.296/6.403 5.754 ± 0.7257
ea28 1342 1342/1342 1342 ± 0 6.363 5.895/7.168 6.514 ± 0.7331
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 5.65 5.401/5.796 5.625 ± 0.2593
3 1342 1342/1342 1342 ± 0.00002439 4.537 4.12/4.809 4.511 ± 0.7494
4 1342 1342/1342 1342 ± 0.00002521 5.433 5.214/5.699 5.48 ± 0.3353
5 1342 1342/1342 1342 ± 0.00002392 5.659 5.29/5.864 5.622 ± 0.305
6 1342 1342/1342 1342 ± 0.00002392 5.55 5.349/5.806 5.554 ± 0.2873
7 1342 1342/1342 1342 ± 0.00002392 5.653 5.459/5.863 5.632 ± 0.2597
8 1342 1342/1342 1342 ± 0.00002392 5.511 5.265/5.82 5.548 ± 0.316
9 1342 1342/1342 1342 ± 0.00002392 5.806 5.639/6.089 5.843 ± 0.3072
10 1342 1342/1342 1342 ± 0.00002348 6.356 6.137/6.466 6.327 ± 0.2836
11 1342 1342/1342 1342 ± 0.00002348 6.53 6.304/6.701 6.537 ± 0.2867
12 1342 1342/1342 1342 ± 0.00002348 6.691 6.426/6.815 6.671 ± 0.3313
13 1342 1342/1342 1342 ± 0.00002348 7.158 6.851/7.489 7.151 ± 0.3592
14 1342 1342/1342 1342 ± 0.00002348 7.31 7.001/7.678 7.318 ± 0.3653
15 1342 1342/1342 1342 ± 0.00002348 7.034 6.631/7.353 6.996 ± 0.3816
16 1342 1342/1342 1342 ± 0.00002404 6.422 6.049/6.859 6.427 ± 0.4328
17 1342 1342/1342 1342 ± 0.00002353 6.434 6.047/6.761 6.385 ± 0.4107
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
output_dir
 
Start time
2025-07-29 08:21:15.899
End
2025-07-29 09:32:21.389
Duration
1:11:05.490
Note, WebLog generation is not included in the time.

CASA logs for stage 8