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 6.269 5.682/6.663 6.226 ± 0.6273
ea02 1342 1342/1342 1342 ± 0 6.351 5.716/6.514 6.264 ± 0.6065
ea03 1342 1342/1342 1342 ± 0 6.163 5.468/6.788 6.198 ± 0.7367
ea04 1342 1342/1342 1342 ± 0 5.538 4.972/5.939 5.549 ± 0.5406
ea05 1342 1342/1342 1342 ± 0.00002012 5.934 5.435/6.703 6.03 ± 0.6594
ea06 1342 1342/1342 1342 ± 0 6.035 5.093/6.106 5.766 ± 0.6349
ea07 1342 1342/1342 1342 ± 0 6.094 5.284/6.288 5.937 ± 0.6651
ea08 1342 1342/1342 1342 ± 0 6.453 5.673/6.889 6.411 ± 0.6588
ea09 1342 1342/1342 1342 ± 0 5.801 5.271/6.575 5.919 ± 0.6538
ea10 1342 1342/1342 1342 ± 0 5.493 5.1/6.053 5.569 ± 0.5404
ea11 1342 1342/1342 1342 ± 0.00002358 5.464 5.219/6.33 5.729 ± 0.6719
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.851 5.55/6.301 5.947 ± 0.4981
ea14 1342 1342/1342 1342 ± 0 5.949 5.584/6.561 6.126 ± 0.5829
ea15 1342 1342/1342 1342 ± 0.00002207 6.191 5.682/6.695 6.259 ± 0.6779
ea16 1342 1342/1342 1342 ± 0 6.302 5.771/6.86 6.387 ± 0.7173
ea17 1342 1342/1342 1342 ± 0 6.208 5.757/6.99 6.335 ± 0.6476
ea18 1342 1342/1342 1342 ± 0 6.326 5.799/6.882 6.301 ± 0.6087
ea19 1342 1342/1342 1342 ± 0 6.14 5.455/6.63 6.061 ± 0.6141
ea20 1342 1342/1342 1342 ± 0 5.931 5.686/6.815 6.195 ± 0.6139
ea21 1342 1342/1342 1342 ± 0 5.525 5.15/5.987 5.615 ± 0.5142
ea22 1342 1342/1342 1342 ± 0 6.213 5.65/6.735 6.208 ± 0.6272
ea23 1342 1342/1342 1342 ± 0 6.261 5.543/6.449 6.165 ± 0.6589
ea24 1342 1342/1342 1342 ± 0 6.158 5.28/6.66 5.978 ± 0.6394
ea25 1342 1342/1342 1342 ± 0 6.474 5.695/6.934 6.462 ± 0.7699
ea27 1342 1342/1342 1342 ± 0 6.101 5.396/6.603 6.003 ± 0.6554
ea28 1342 1342/1342 1342 ± 0 6.354 5.802/6.994 6.397 ± 0.6325
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 ± 0.00002348 5.528 5.326/5.686 5.503 ± 0.2489
4 1342 1342/1342 1342 ± 0.00002421 5.32 5.201/5.662 5.415 ± 0.3366
5 1342 1342/1342 1342 ± 0.00002348 5.502 5.205/5.687 5.471 ± 0.2989
6 1342 1342/1342 1342 ± 0.00002348 5.46 5.166/5.616 5.421 ± 0.2869
7 1342 1342/1342 1342 ± 0.00002348 5.536 5.366/5.688 5.489 ± 0.2512
8 1342 1342/1342 1342 ± 0.00002348 5.465 5.231/5.631 5.42 ± 0.2735
9 1342 1342/1342 1342 ± 0.00002348 5.742 5.63/5.939 5.747 ± 0.2752
10 1342 1342/1342 1342 ± 0.00002348 6.247 6.103/6.351 6.202 ± 0.2469
11 1342 1342/1342 1342 ± 0.00002348 6.477 6.301/6.565 6.429 ± 0.259
12 1342 1342/1342 1342 ± 0.00002348 6.644 6.307/6.797 6.573 ± 0.3084
13 1342 1342/1342 1342 ± 0.00002348 7.039 6.857/7.271 7.013 ± 0.3349
14 1342 1342/1342 1342 ± 0.00002348 7.295 6.996/7.46 7.225 ± 0.3488
15 1342 1342/1342 1342 ± 0.00002348 6.85 6.681/7.182 6.873 ± 0.3645
16 1342 1342/1342 1342 ± 0.00003066 6.222 5.926/6.488 6.199 ± 0.3688
17 1342 1342/1342 1342 ± 0.00003019 6.218 5.972/6.368 6.167 ± 0.3359
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
output_dir
 
Start time
2025-07-25 12:47:31.950
End
2025-07-25 13:46:21.229
Duration
0:58:49.279
Note, WebLog generation is not included in the time.

CASA logs for stage 8