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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.557 5.272/6.5 5.806 ± 0.7088
ea02 1342 1342/1342 1342 ± 0.00003806 5.68 5.214/6.296 5.717 ± 0.6117
ea03 1342 1342/1342 1342 ± 0.00002831 5.432 5.214/6.312 5.746 ± 0.6831
ea04 1342 1342/1342 1342 ± 0.00003959 5.174 4.994/5.967 5.376 ± 0.5934
ea05 1342 1342/1342 1342 ± 0.00004108 5.404 4.998/6.133 5.559 ± 0.6856
ea06 1342 1342/1342 1342 ± 0.00001529 5.386 4.862/5.933 5.475 ± 0.6416
ea07 1342 1342/1342 1342 ± 0.00003605 5.424 4.916/6.074 5.493 ± 0.6264
ea08 1342 1342/1342 1342 ± 0.00003694 5.963 5.414/6.626 5.92 ± 0.6975
ea09 1342 1342/1342 1342 ± 0.00003859 5.104 4.782/5.864 5.364 ± 0.6273
ea10 1342 1342/1342 1342 ± 0.00004045 4.566 4.412/4.924 4.626 ± 0.3424
ea11 1342 1342/1342 1342 ± 0.00004358 5.768 4.811/6.321 5.641 ± 0.7926
ea12 1342 1342/1342 1342 ± 0.00003533 5.205 4.771/5.861 5.318 ± 0.611
ea14 1342 1342/1342 1342 ± 0.00003943 5.724 5.088/6.311 5.624 ± 0.6685
ea15 1342 1342/1342 1342 ± 0.00004302 5.598 5.041/6.427 5.704 ± 0.8348
ea16 1342 1342/1342 1342 ± 0.00001554 5.742 5.347/6.332 5.907 ± 0.7094
ea17 1342 1342/1342 1342 ± 0.00003728 5.771 5.249/6.456 5.893 ± 0.7124
ea18 1342 1342/1342 1342 ± 0.00003979 5.884 5.452/6.516 5.929 ± 0.7111
ea19 1342 1342/1342 1342 ± 0.00002397 5.441 5.155/6.321 5.62 ± 0.7195
ea20 1342 1342/1342 1342 ± 0.00002035 5.799 5.482/6.734 6.105 ± 0.7435
ea21 1342 1342/1342 1342 ± 0.000008049 5.083 4.91/5.756 5.306 ± 0.523
ea22 1342 1342/1342 1342 ± 0.00003576 5.504 5.029/6.264 5.612 ± 0.6247
ea23 1342 1342/1342 1342 ± 0.00003903 5.773 5.126/6.283 5.7 ± 0.6972
ea24 1342 1342/1342 1342 ± 0.000003048 5.323 5.099/6.252 5.63 ± 0.6002
ea25 1342 1342/1342 1342 ± 0.00000598 5.907 5.489/6.53 6.133 ± 0.7633
ea27 1342 1342/1342 1342 ± 0.00001044 5.369 4.918/6.248 5.462 ± 0.7203
ea28 1342 1342/1342 1342 ± 0.00001374 5.704 5.602/6.662 6.054 ± 0.706
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 ± 0.00002361 5.155 4.933/5.258 5.133 ± 0.2552
5 1342 1342/1342 1342 ± 0.00002754 5.099 4.913/5.42 5.155 ± 0.3226
6 1342 1342/1342 1342 ± 0.00002348 5.078 4.844/5.343 5.078 ± 0.2838
7 1342 1342/1342 1342 ± 0.00002348 5.243 5.06/5.429 5.229 ± 0.2705
8 1342 1342/1342 1342 ± 0.00002348 5.237 4.997/5.455 5.214 ± 0.3228
9 1342 1342/1342 1342 ± 0.00002348 5.507 5.377/5.777 5.517 ± 0.3288
10 1342 1342/1342 1342 ± 0.00002348 5.996 5.843/6.157 5.951 ± 0.3291
11 1342 1342/1342 1342 ± 0.00002348 6.273 6.071/6.453 6.226 ± 0.3479
12 1342 1342/1342 1342 ± 0.00002348 6.398 6.13/6.571 6.369 ± 0.4175
13 1342 1342/1342 1342 ± 0.00002348 6.795 6.549/7.07 6.748 ± 0.4998
14 1342 1342/1342 1342 ± 0.00002399 6.317 6.137/6.703 6.472 ± 0.507
15 1342 1342/1342 1342 ± 0.00002472 6.221 5.961/6.442 6.161 ± 0.4521
16 1342 1342/1342 1342 ± 0.00006051 4.746 4.557/5.062 4.803 ± 0.4073
17 1342 1342/1342 1342 ± 0.00006103 4.839 4.602/5.086 4.848 ± 0.3741
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-26 14:44:09.933
End
2025-07-26 15:48:56.514
Duration
1:04:46.581
Note, WebLog generation is not included in the time.

CASA logs for stage 8