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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.806 5.363/6.278 5.854 ± 0.5723
ea02 1342 1342/1342 1342 ± 0.000006878 6.436 5.769/6.753 6.369 ± 0.6198
ea03 1342 1342/1342 1342 ± 0 6.207 5.5/6.74 6.175 ± 0.6808
ea04 1342 1342/1342 1342 ± 0 5.548 5.15/5.963 5.632 ± 0.5078
ea05 1342 1342/1342 1342 ± 0 6.074 5.414/6.591 6.008 ± 0.6661
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.113 5.376/6.534 6.038 ± 0.6972
ea08 1342 1342/1342 1342 ± 0 6.625 5.819/6.829 6.432 ± 0.6353
ea09 1342 1342/1342 1342 ± 0 5.694 5.208/6.413 5.889 ± 0.662
ea10 1342 1342/1342 1342 ± 0 5.776 5.247/6.167 5.739 ± 0.5519
ea11 1342 1342/1342 1342 ± 0 5.526 5.169/6.144 5.645 ± 0.6063
ea12 1342 1342/1342 1342 ± 0 5.622 5.383/6.308 5.844 ± 0.5397
ea13 1342 1342/1342 1342 ± 0 6.254 5.716/6.443 6.161 ± 0.5424
ea14 1342 1342/1342 1342 ± 0 6.147 5.783/6.495 6.2 ± 0.5056
ea15 1342 1342/1342 1342 ± 0 6.081 5.456/6.545 6.08 ± 0.6941
ea16 1342 1342/1342 1342 ± 0 6.129 5.795/6.682 6.256 ± 0.6417
ea17 1342 1342/1342 1342 ± 0 6.266 5.88/7.051 6.415 ± 0.6889
ea18 1342 1342/1342 1342 ± 0 6.659 6.073/7.283 6.646 ± 0.6845
ea19 1342 1342/1342 1342 ± 0 6.098 5.483/6.552 6.043 ± 0.5912
ea20 1342 1342/1342 1342 ± 0 6.116 5.383/6.47 6.008 ± 0.589
ea21 1342 1342/1342 1342 ± 0 5.417 5.224/5.877 5.596 ± 0.4599
ea22 1342 1342/1342 1342 ± 0 6.844 6.15/7.323 6.766 ± 0.6613
ea23 1342 1342/1342 1342 ± 0.000007635 6.149 5.485/6.272 6.032 ± 0.6386
ea24 1342 1342/1342 1342 ± 0 6.14 5.363/6.495 5.971 ± 0.6471
ea25 1342 1342/1342 1342 ± 0 6.481 5.734/6.892 6.458 ± 0.753
ea27 1342 1342/1342 1342 ± 0 5.919 5.438/6.484 5.965 ± 0.6283
ea28 1342 1342/1342 1342 ± 0 6.396 5.803/6.971 6.441 ± 0.6528
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 ± 0.00002386 5.444 5.294/5.615 5.45 ± 0.2432
4 1342 1342/1342 1342 ± 0.00002503 5.453 5.234/5.811 5.484 ± 0.3407
5 1342 1342/1342 1342 ± 0.00002386 5.396 5.229/5.679 5.444 ± 0.3015
6 1342 1342/1342 1342 ± 0.00002386 5.424 5.247/5.736 5.455 ± 0.3048
7 1342 1342/1342 1342 ± 0.00002386 5.512 5.364/5.704 5.532 ± 0.2457
8 1342 1342/1342 1342 ± 0.00002386 5.435 5.208/5.653 5.437 ± 0.2648
9 1342 1342/1342 1342 ± 0.00002386 5.71 5.596/5.972 5.729 ± 0.2886
10 1342 1342/1342 1342 ± 0.00002359 6.144 5.99/6.31 6.161 ± 0.2731
11 1342 1342/1342 1342 ± 0.00002359 6.44 6.147/6.506 6.372 ± 0.3001
12 1342 1342/1342 1342 ± 0.00002359 6.489 6.265/6.711 6.51 ± 0.3385
13 1342 1342/1342 1342 ± 0.00002359 7.023 6.779/7.228 6.977 ± 0.344
14 1342 1342/1342 1342 ± 0.00002359 7.241 6.939/7.493 7.208 ± 0.3612
15 1342 1342/1342 1342 ± 0.00002359 6.887 6.673/7.234 6.905 ± 0.3921
16 1342 1342/1342 1342 ± 0.00002394 6.312 6.085/6.76 6.34 ± 0.4301
17 1342 1342/1342 1342 ± 0.00002389 6.317 6.098/6.621 6.298 ± 0.4084
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-24 07:15:13.280
End
2025-07-24 08:09:57.167
Duration
0:54:43.887
Note, WebLog generation is not included in the time.

CASA logs for stage 8