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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.114 5.076/6.723 5.889 ± 0.8669
ea02 1342 1342/1342 1342 ± 0.00000664 6.086 5.404/6.412 6.072 ± 0.6684
ea03 1342 1342/1342 1342 ± 0.00000663 6.133 5.133/6.629 5.956 ± 0.8284
ea04 1342 1342/1342 1342 ± 0 5.69 5.179/6.102 5.688 ± 0.5758
ea05 1342 1342/1342 1342 ± 0 5.958 5.3/6.644 5.918 ± 0.6911
ea06 1342 1342/1342 1342 ± 0 5.909 4.899/6.076 5.648 ± 0.7175
ea07 1342 1342/1342 1342 ± 0 6.174 5.037/6.325 5.896 ± 0.7643
ea08 1342 1342/1342 1342 ± 0 6.418 5.36/6.809 6.179 ± 0.8513
ea09 1342 1342/1342 1342 ± 0 5.696 4.973/6.413 5.74 ± 0.7523
ea10 1342 1342/1342 1342 ± 0 5.512 4.735/6.024 5.456 ± 0.6501
ea11 1342 1342/1342 1342 ± 0.000001717 5.434 4.723/6.212 5.495 ± 0.7617
ea12 1342 1342/1342 1342 ± 0 5.716 5.094/6.269 5.692 ± 0.667
ea13 1342 1342/1342 1342 ± 0 6.167 5.387/6.356 5.949 ± 0.5995
ea14 1342 1342/1342 1342 ± 0 5.943 5.376/6.479 5.937 ± 0.6201
ea15 1342 1342/1342 1342 ± 0 6.517 5.64/6.84 6.352 ± 0.7365
ea16 1342 1342/1342 1342 ± 0 6.171 5.405/6.727 6.096 ± 0.8281
ea17 1342 1342/1342 1342 ± 0 6.24 5.536/7.078 6.207 ± 0.7807
ea18 1342 1342/1342 1342 ± 0 6.31 5.558/7.106 6.351 ± 0.7937
ea19 1342 1342/1342 1342 ± 0 6.012 4.829/6.489 5.687 ± 0.8996
ea20 1342 1342/1342 1342 ± 0 6.413 6.236/6.749 6.427 ± 0.4643
ea21 1342 1342/1342 1342 ± 0 5.466 4.973/5.874 5.462 ± 0.5703
ea22 1342 1342/1342 1342 ± 0 6.338 5.248/6.661 6.078 ± 0.8071
ea23 1342 1342/1342 1342 ± 0 5.762 5.262/6.342 5.882 ± 0.7707
ea24 1342 1342/1342 1342 ± 0 6.095 4.904/6.435 5.677 ± 0.8203
ea25 1342 1342/1342 1342 ± 0.000001717 6.61 5.277/6.886 6.264 ± 0.9443
ea27 1342 1342/1342 1342 ± 0.000001714 5.734 5.002/6.473 5.746 ± 0.7388
ea28 1342 1342/1342 1342 ± 0 6.364 5.422/6.973 6.222 ± 0.7992
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 ± 0.0000235 4.963 4.802/5.229 5.008 ± 0.3094
4 1342 1342/1342 1342 ± 0.00002493 4.88 4.652/5.18 4.929 ± 0.3324
5 1342 1342/1342 1342 ± 0.00002329 5.257 5.029/5.488 5.242 ± 0.2827
6 1342 1342/1342 1342 ± 0.0000235 5.127 4.97/5.431 5.176 ± 0.284
7 1342 1342/1342 1342 ± 0.0000235 5.246 5.013/5.356 5.213 ± 0.2381
8 1342 1342/1342 1342 ± 0.0000235 5.124 5.015/5.362 5.162 ± 0.2755
9 1342 1342/1342 1342 ± 0.00002329 5.573 5.257/5.659 5.466 ± 0.2626
10 1342 1342/1342 1342 ± 0.0000235 6.159 6.005/6.31 6.138 ± 0.2529
11 1342 1342/1342 1342 ± 0.00002308 6.354 6.117/6.491 6.338 ± 0.2568
12 1342 1342/1342 1342 ± 0.00002308 6.461 6.278/6.671 6.487 ± 0.3083
13 1342 1342/1342 1342 ± 0.00002314 6.901 6.653/7.161 6.909 ± 0.3367
14 1342 1342/1342 1342 ± 0.00002308 7.159 6.918/7.381 7.127 ± 0.3517
15 1342 1342/1342 1342 ± 0.00002308 6.771 6.593/7.166 6.841 ± 0.3585
16 1342 1342/1342 1342 ± 0.00002308 6.283 5.954/6.597 6.235 ± 0.4244
17 1342 1342/1342 1342 ± 0.00002311 6.228 6.043/6.43 6.208 ± 0.382
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-08-05 03:19:04.239
End
2025-08-05 03:42:26.178
Duration
0:23:21.939
Note, WebLog generation is not included in the time.

CASA logs for stage 8