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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 5.952 5.841/6.788 6.257 ± 0.6176
ea02 1342 1342/1342 1342 ± 0.00001764 6.289 5.841/6.586 6.349 ± 0.6238
ea03 1342 1342/1342 1342 ± 0 6.329 5.593/6.939 6.356 ± 0.7452
ea04 1342 1342/1342 1342 ± 0.00002367 5.698 5.363/6.324 5.823 ± 0.5764
ea05 1342 1342/1342 1342 ± 0.00002385 5.812 5.588/6.849 6.125 ± 0.6678
ea06 1342 1342/1342 1342 ± 0 6.034 5.264/6.243 5.935 ± 0.6621
ea07 1342 1342/1342 1342 ± 0 6.305 5.442/6.533 6.176 ± 0.7531
ea08 1342 1342/1342 1342 ± 0 6.517 5.794/7.057 6.541 ± 0.7042
ea09 1342 1342/1342 1342 ± 0.000004946 5.684 5.284/6.558 5.843 ± 0.6333
ea10 1342 1342/1342 1342 ± 0 5.776 5.491/6.461 5.951 ± 0.6239
ea11 1342 1342/1342 1342 ± 0.00003956 5.705 5.256/6.677 5.92 ± 0.7763
ea12 1342 1342/1342 1342 ± 0.00002232 5.631 5.483/6.481 5.944 ± 0.6247
ea14 1342 1342/1342 1342 ± 0 5.926 5.717/6.756 6.171 ± 0.6425
ea15 1342 1342/1342 1342 ± 0.00003401 5.846 5.695/6.713 6.195 ± 0.684
ea16 1342 1342/1342 1342 ± 0.000005939 6.35 5.901/6.9 6.415 ± 0.7074
ea17 1342 1342/1342 1342 ± 0 6.39 5.899/7.291 6.498 ± 0.7048
ea18 1342 1342/1342 1342 ± 0 6.703 5.993/7.338 6.62 ± 0.753
ea19 1342 1342/1342 1342 ± 0.00002487 5.955 5.661/6.896 6.252 ± 0.6752
ea20 1342 1342/1342 1342 ± 0 6.29 6.045/7.221 6.577 ± 0.6614
ea21 1342 1342/1342 1342 ± 0 5.564 5.177/6.055 5.68 ± 0.5352
ea22 1342 1342/1342 1342 ± 0 6.045 5.609/6.609 6.048 ± 0.651
ea23 1342 1342/1342 1342 ± 0 5.914 5.662/6.621 6.247 ± 0.6768
ea24 1342 1342/1342 1342 ± 0 6.269 5.398/6.828 6.12 ± 0.7005
ea25 1342 1342/1342 1342 ± 0 6.629 5.798/7.153 6.601 ± 0.8498
ea27 1342 1342/1342 1342 ± 0.00001351 5.99 5.572/6.724 6.14 ± 0.6584
ea28 1342 1342/1342 1342 ± 0 6.362 5.848/7.111 6.434 ± 0.6845
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 5.624 5.489/5.839 5.634 ± 0.2544
3 1342 1342/1342 1342 ± 0.00003947 4.952 4.789/5.417 5.093 ± 0.4008
4 1342 1342/1342 1342 ± 0.00003205 5.308 5.153/5.548 5.315 ± 0.3447
5 1342 1342/1342 1342 ± 0.00002348 5.575 5.262/5.811 5.557 ± 0.2918
6 1342 1342/1342 1342 ± 0.00002348 5.604 5.379/5.845 5.589 ± 0.2644
7 1342 1342/1342 1342 ± 0.00002348 5.636 5.399/5.802 5.606 ± 0.2419
8 1342 1342/1342 1342 ± 0.00002348 5.562 5.249/5.736 5.536 ± 0.2948
9 1342 1342/1342 1342 ± 0.00002348 5.855 5.672/6.05 5.857 ± 0.296
10 1342 1342/1342 1342 ± 0.00002348 6.363 6.232/6.473 6.351 ± 0.2629
11 1342 1342/1342 1342 ± 0.00002348 6.607 6.357/6.724 6.585 ± 0.2825
12 1342 1342/1342 1342 ± 0.00002348 6.747 6.559/6.939 6.758 ± 0.3172
13 1342 1342/1342 1342 ± 0.00002348 7.27 6.968/7.499 7.254 ± 0.3402
14 1342 1342/1342 1342 ± 0.00002348 7.318 7.111/7.632 7.381 ± 0.3891
15 1342 1342/1342 1342 ± 0.00002348 7.08 6.801/7.339 7.045 ± 0.3338
16 1342 1342/1342 1342 ± 0.00004494 6.027 5.719/6.381 6.074 ± 0.3998
17 1342 1342/1342 1342 ± 0.00003827 6.039 5.795/6.34 6.049 ± 0.3756
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
Start time
2025-07-31 05:46:10.043
End
2025-07-31 06:56:03.555
Duration
1:09:53.512
Note, WebLog generation is not included in the time.

CASA logs for stage 8