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 5.971 5.466/6.339 5.958 ± 0.5697
ea02 1342 1342/1342 1342 ± 0 6.436 5.634/6.633 6.305 ± 0.6953
ea03 1342 1342/1342 1342 ± 0 6.124 5.491/6.726 6.176 ± 0.717
ea04 1342 1342/1342 1342 ± 0 5.76 5.194/6.144 5.763 ± 0.5666
ea05 1342 1342/1342 1342 ± 0 6.17 5.57/6.898 6.197 ± 0.6822
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.173 5.322/6.539 6.053 ± 0.7446
ea08 1342 1342/1342 1342 ± 0 6.556 5.776/6.887 6.426 ± 0.6979
ea09 1342 1342/1342 1342 ± 0 5.725 5.28/6.504 5.925 ± 0.641
ea10 1342 1342/1342 1342 ± 0 5.806 5.225/6.278 5.787 ± 0.5847
ea11 1342 1342/1342 1342 ± 0.000001697 5.493 5.308/6.345 5.769 ± 0.6544
ea12 1342 1342/1342 1342 ± 0 5.748 5.47/6.403 5.931 ± 0.5913
ea13 1342 1342/1342 1342 ± 0 6.22 5.675/6.471 6.182 ± 0.5982
ea14 1342 1342/1342 1342 ± 0 6.203 5.787/6.727 6.336 ± 0.5818
ea15 1342 1342/1342 1342 ± 0 6.043 5.364/6.425 5.991 ± 0.7089
ea16 1342 1342/1342 1342 ± 0 6.18 5.718/6.726 6.291 ± 0.7132
ea17 1342 1342/1342 1342 ± 0 6.496 5.859/7.145 6.467 ± 0.7397
ea18 1342 1342/1342 1342 ± 0 6.582 5.881/7.268 6.572 ± 0.7034
ea19 1342 1342/1342 1342 ± 0 6.113 5.465/6.683 6.098 ± 0.6478
ea20 1342 1342/1342 1342 ± 0 6.126 5.629/6.737 6.192 ± 0.6017
ea21 1342 1342/1342 1342 ± 0 5.432 5.005/5.853 5.504 ± 0.5203
ea22 1342 1342/1342 1342 ± 0 7.048 6.834/7.539 7.176 ± 0.417
ea23 1342 1342/1342 1342 ± 0 6.213 5.596/6.402 6.144 ± 0.6527
ea24 1342 1342/1342 1342 ± 0 6.26 5.432/6.719 6.071 ± 0.6703
ea25 1342 1342/1342 1342 ± 0 6.386 5.663/6.984 6.441 ± 0.7921
ea27 1342 1342/1342 1342 ± 0 6.151 5.323/6.555 5.996 ± 0.687
ea28 1342 1342/1342 1342 ± 0 6.449 5.835/6.997 6.436 ± 0.676
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 ± 0.0000241 5.476 5.288/5.626 5.451 ± 0.232
4 1342 1342/1342 1342 ± 0.00002408 5.459 5.218/5.768 5.503 ± 0.3489
5 1342 1342/1342 1342 ± 0.00002408 5.491 5.227/5.645 5.465 ± 0.2855
6 1342 1342/1342 1342 ± 0.00002408 5.403 5.217/5.648 5.407 ± 0.2707
7 1342 1342/1342 1342 ± 0.00002408 5.571 5.425/5.667 5.541 ± 0.221
8 1342 1342/1342 1342 ± 0.00002408 5.435 5.331/5.619 5.456 ± 0.2511
9 1342 1342/1342 1342 ± 0.00002408 5.775 5.622/5.954 5.755 ± 0.2779
10 1342 1342/1342 1342 ± 0.00002362 6.211 6.041/6.398 6.219 ± 0.2608
11 1342 1342/1342 1342 ± 0.00002362 6.461 6.299/6.624 6.441 ± 0.2754
12 1342 1342/1342 1342 ± 0.00002362 6.616 6.402/6.793 6.62 ± 0.3239
13 1342 1342/1342 1342 ± 0.00002362 7.121 6.9/7.328 7.103 ± 0.3285
14 1342 1342/1342 1342 ± 0.00002362 7.387 7.08/7.597 7.326 ± 0.3457
15 1342 1342/1342 1342 ± 0.00002362 7.035 6.851/7.349 7.024 ± 0.3683
16 1342 1342/1342 1342 ± 0.00002364 6.279 6.132/6.677 6.347 ± 0.3918
17 1342 1342/1342 1342 ± 0.00002362 6.328 6.126/6.555 6.298 ± 0.3763
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-07-24 05:01:53.562
End
2025-07-24 06:02:43.940
Duration
1:00:50.378
Note, WebLog generation is not included in the time.

CASA logs for stage 8