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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.251 5.756/6.681 6.212 ± 0.7387
ea02 1342 1342/1342 1342 ± 0.00002262 6.381 5.719/6.505 6.32 ± 0.611
ea03 1342 1342/1342 1342 ± 0 6.282 5.57/6.901 6.327 ± 0.7459
ea04 1342 1342/1342 1342 ± 0 5.626 5.133/6.07 5.69 ± 0.5503
ea05 1342 1342/1342 1342 ± 0 5.993 5.493/6.621 6.038 ± 0.7659
ea06 1342 1342/1342 1342 ± 0 6.152 5.255/6.327 5.904 ± 0.6559
ea07 1342 1342/1342 1342 ± 0 5.976 5.412/6.522 6.046 ± 0.7296
ea08 1342 1342/1342 1342 ± 0 6.553 5.815/6.961 6.536 ± 0.6941
ea09 1342 1342/1342 1342 ± 0 5.76 5.235/6.52 5.896 ± 0.6674
ea10 1342 1342/1342 1342 ± 0 5.793 5.327/6.282 5.754 ± 0.7846
ea11 1342 1342/1342 1342 ± 0 5.686 5.387/6.581 5.875 ± 0.7747
ea12 1342 1342/1342 1342 ± 0 5.668 5.357/6.238 5.823 ± 0.6902
ea13 1342 1342/1342 1342 ± 0 6.189 5.73/6.434 6.171 ± 0.5271
ea14 1342 1342/1342 1342 ± 0 6.182 5.661/6.592 6.168 ± 0.7381
ea15 1342 1342/1342 1342 ± 0 6.301 5.682/6.735 6.312 ± 0.6983
ea16 1342 1342/1342 1342 ± 0 6.305 5.899/6.82 6.426 ± 0.6714
ea17 1342 1342/1342 1342 ± 0 6.246 5.89/6.998 6.401 ± 0.8202
ea18 1342 1342/1342 1342 ± 0 6.454 6/7.082 6.571 ± 0.7047
ea19 1342 1342/1342 1342 ± 0 6.096 5.613/6.62 6.183 ± 0.6721
ea20 1342 1342/1342 1342 ± 0 6.091 5.843/6.172 5.84 ± 0.5926
ea21 1342 1342/1342 1342 ± 0 5.481 5.113/5.894 5.56 ± 0.507
ea22 1342 1342/1342 1342 ± 0 6.027 5.57/6.431 6.061 ± 0.6374
ea23 1342 1342/1342 1342 ± 0 6.151 5.53/6.338 6.088 ± 0.6288
ea24 1342 1342/1342 1342 ± 0 6.402 5.538/6.812 6.189 ± 0.6484
ea25 1342 1342/1342 1342 ± 0 6.645 5.842/7.249 6.621 ± 0.8381
ea27 1342 1342/1342 1342 ± 0 6.038 5.466/6.507 5.985 ± 0.5749
ea28 1342 1342/1342 1342 ± 0 6.569 5.848/7.159 6.55 ± 0.695
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 ± 0.00002305 5.617 5.452/5.82 5.634 ± 0.2712
3 1342 1342/1342 1342 ± 0.00003202 4.499 4.308/5.146 4.763 ± 0.6337
4 1342 1342/1342 1342 ± 0.00002328 5.453 5.304/5.717 5.489 ± 0.3033
5 1342 1342/1342 1342 ± 0.00002305 5.582 5.338/5.832 5.622 ± 0.3017
6 1342 1342/1342 1342 ± 0.00002305 5.577 5.237/5.738 5.505 ± 0.2847
7 1342 1342/1342 1342 ± 0.00002305 5.603 5.458/5.829 5.615 ± 0.2588
8 1342 1342/1342 1342 ± 0.00002305 5.568 5.263/5.684 5.527 ± 0.2997
9 1342 1342/1342 1342 ± 0.00002305 5.845 5.686/6.043 5.838 ± 0.3096
10 1342 1342/1342 1342 ± 0.00002348 6.303 6.152/6.402 6.273 ± 0.2711
11 1342 1342/1342 1342 ± 0.00002348 6.54 6.254/6.702 6.49 ± 0.2947
12 1342 1342/1342 1342 ± 0.00002348 6.635 6.399/6.845 6.638 ± 0.3408
13 1342 1342/1342 1342 ± 0.00002348 7.095 6.829/7.407 7.114 ± 0.3535
14 1342 1342/1342 1342 ± 0.00002348 7.385 7.115/7.613 7.347 ± 0.3661
15 1342 1342/1342 1342 ± 0.00002348 7.029 6.727/7.348 7.043 ± 0.3759
16 1342 1342/1342 1342 ± 0.00002348 6.413 6.081/6.736 6.406 ± 0.4142
17 1342 1342/1342 1342 ± 0.00002348 6.365 6.136/6.662 6.358 ± 0.3939
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-30 11:37:35.640
End
2025-07-30 12:59:56.547
Duration
1:22:20.907
Note, WebLog generation is not included in the time.

CASA logs for stage 8