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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 6.263 5.686/6.835 6.172 ± 0.7429
ea02 1342 1342/1342 1342 ± 0.00001196 6.141 5.563/6.52 6.145 ± 0.7154
ea03 1342 1342/1342 1342 ± 0 5.977 5.472/6.663 6.107 ± 0.7948
ea04 1342 1342/1342 1342 ± 0 5.611 5.11/6.08 5.619 ± 0.6932
ea05 1342 1342/1342 1342 ± 0 5.944 5.423/6.549 5.971 ± 0.7655
ea06 1342 1342/1342 1342 ± 0 5.842 5.21/6.225 5.752 ± 0.7956
ea07 1342 1342/1342 1342 ± 0 6.228 5.367/6.631 6.057 ± 0.7506
ea08 1342 1342/1342 1342 ± 0 6.513 5.797/6.927 6.469 ± 0.707
ea09 1342 1342/1342 1342 ± 0 5.716 5.218/6.46 5.751 ± 0.9034
ea10 1342 1342/1342 1342 ± 0 5.79 5.333/6.269 5.738 ± 0.7646
ea11 1342 1342/1342 1342 ± 0 5.78 5.332/6.483 5.833 ± 0.7595
ea12 1342 1342/1342 1342 ± 0 5.534 5.28/6.226 5.714 ± 0.6993
ea13 1342 1342/1342 1342 ± 0 6.037 5.602/6.437 5.883 ± 1.124
ea14 1342 1342/1342 1342 ± 0 6.047 5.656/6.625 6.109 ± 0.7047
ea15 1342 1342/1342 1342 ± 0 6.711 6.633/7.251 6.881 ± 0.4115
ea17 1342 1342/1342 1342 ± 0 6.274 5.837/6.968 6.35 ± 0.7981
ea18 1342 1342/1342 1342 ± 0 6.369 5.851/6.987 6.447 ± 0.7292
ea19 1342 1342/1342 1342 ± 0 6.036 5.581/6.635 6.076 ± 0.7462
ea20 1342 1342/1342 1342 ± 0 6.486 5.935/7.066 6.542 ± 0.7237
ea21 1342 1342/1342 1342 ± 0 5.436 5.183/6.008 5.595 ± 0.5481
ea22 1342 1342/1342 1342 ± 0 6.245 5.703/6.761 6.252 ± 0.6942
ea23 1342 1342/1342 1342 ± 0 6.098 5.49/6.424 6.028 ± 0.7869
ea24 1342 1342/1342 1342 ± 0 6.288 5.249/6.674 6.014 ± 0.6739
ea25 1342 1342/1342 1342 ± 0 6.471 5.801/7.155 6.526 ± 0.9136
ea27 1342 1342/1342 1342 ± 0 5.682 5.356/6.395 5.724 ± 0.7181
ea28 1342 1342/1342 1342 ± 0 6.277 5.804/7.082 6.459 ± 0.7226
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 ± 0.00002392 5.538 5.386/5.734 5.563 ± 0.2297
3 1342 1342/1342 1342 ± 0.00002439 4.463 4.072/4.802 4.417 ± 0.7459
4 1342 1342/1342 1342 ± 0.00002406 5.448 5.168/5.651 5.453 ± 0.3179
5 1342 1342/1342 1342 ± 0.00002392 5.476 5.232/5.765 5.499 ± 0.2865
6 1342 1342/1342 1342 ± 0.00002392 5.506 5.268/5.709 5.487 ± 0.2824
7 1342 1342/1342 1342 ± 0.00002392 5.545 5.383/5.766 5.563 ± 0.2467
8 1342 1342/1342 1342 ± 0.00002392 5.529 5.223/5.733 5.491 ± 0.2886
9 1342 1342/1342 1342 ± 0.00002392 5.789 5.624/6.007 5.806 ± 0.2913
10 1342 1342/1342 1342 ± 0.00002348 6.302 6.198/6.406 6.296 ± 0.2739
11 1342 1342/1342 1342 ± 0.00002348 6.53 6.271/6.673 6.516 ± 0.2766
12 1342 1342/1342 1342 ± 0.00002348 6.643 6.407/6.836 6.646 ± 0.3289
13 1342 1342/1342 1342 ± 0.00002348 7.114 6.853/7.382 7.11 ± 0.3481
14 1342 1342/1342 1342 ± 0.00002348 7.367 6.98/7.569 7.298 ± 0.3537
15 1342 1342/1342 1342 ± 0.00002348 6.956 6.626/7.278 6.944 ± 0.376
16 1342 1342/1342 1342 ± 0.00002348 6.407 6.131/6.855 6.416 ± 0.4177
17 1342 1342/1342 1342 ± 0.00002348 6.421 6.031/6.645 6.337 ± 0.4006
statwtmode
VLASS-SE
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-07-29 10:29:33.223
End
2025-07-29 11:41:48.663
Duration
1:12:15.440
Note, WebLog generation is not included in the time.

CASA logs for stage 8