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 6.245 5.677/6.682 6.212 ± 0.693
ea02 1342 1342/1342 1342 ± 0 6.301 5.577/6.491 6.231 ± 0.6375
ea03 1342 1342/1342 1342 ± 0 6.212 5.416/6.824 6.241 ± 0.7731
ea04 1342 1342/1342 1342 ± 0 5.689 5.136/6.157 5.731 ± 0.6013
ea05 1342 1342/1342 1342 ± 0 6.042 5.41/6.754 6.038 ± 0.7195
ea06 1342 1342/1342 1342 ± 0 6.129 5.127/6.335 5.87 ± 0.6881
ea07 1342 1342/1342 1342 ± 0 6.17 5.338/6.552 6.039 ± 0.7455
ea08 1342 1342/1342 1342 ± 0 6.695 5.695/6.877 6.454 ± 0.6959
ea09 1342 1342/1342 1342 ± 0 5.738 5.164/6.493 5.845 ± 0.6949
ea10 1342 1342/1342 1342 ± 0 5.89 5.254/6.323 5.82 ± 0.6207
ea11 1342 1342/1342 1342 ± 0 5.713 5.356/6.541 5.875 ± 0.7539
ea12 1342 1342/1342 1342 ± 0 5.799 5.263/6.372 5.825 ± 0.6626
ea13 1342 1342/1342 1342 ± 0 6.121 5.612/6.341 6.085 ± 0.5366
ea14 1342 1342/1342 1342 ± 0 6.282 5.584/6.552 6.158 ± 0.6441
ea15 1342 1342/1342 1342 ± 0 6.248 5.597/6.653 6.213 ± 0.7155
ea16 1342 1342/1342 1342 ± 0 6.209 5.807/6.785 6.355 ± 0.6844
ea17 1342 1342/1342 1342 ± 0 6.315 5.821/7.139 6.395 ± 0.7856
ea18 1342 1342/1342 1342 ± 0 6.547 5.89/7.205 6.49 ± 0.7287
ea19 1342 1342/1342 1342 ± 0 6.222 5.48/6.706 6.131 ± 0.6997
ea20 1342 1342/1342 1342 ± 0 5.953 5.681/6.088 5.843 ± 0.4313
ea21 1342 1342/1342 1342 ± 0 5.56 5.077/5.93 5.564 ± 0.542
ea22 1342 1342/1342 1342 ± 0 6.207 5.504/6.586 6.039 ± 0.6513
ea23 1342 1342/1342 1342 ± 0 6.151 5.443/6.334 6.065 ± 0.682
ea24 1342 1342/1342 1342 ± 0 6.29 5.394/6.699 6.056 ± 0.681
ea25 1342 1342/1342 1342 ± 0 6.597 5.726/7.172 6.548 ± 0.8508
ea27 1342 1342/1342 1342 ± 0 5.988 5.301/6.393 5.891 ± 0.6142
ea28 1342 1342/1342 1342 ± 0 6.528 5.766/7.072 6.464 ± 0.7151
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 ± 0.00002306 5.479 5.329/5.63 5.491 ± 0.2507
3 1342 1342/1342 1342 ± 0.00003253 4.568 4.248/4.886 4.712 ± 0.5228
4 1342 1342/1342 1342 ± 0.00002306 5.298 5.111/5.592 5.359 ± 0.2944
5 1342 1342/1342 1342 ± 0.00002306 5.443 5.166/5.731 5.48 ± 0.2976
6 1342 1342/1342 1342 ± 0.00002306 5.418 5.127/5.586 5.375 ± 0.2728
7 1342 1342/1342 1342 ± 0.00002306 5.507 5.358/5.735 5.526 ± 0.2389
8 1342 1342/1342 1342 ± 0.00002306 5.488 5.221/5.677 5.461 ± 0.2849
9 1342 1342/1342 1342 ± 0.00002306 5.754 5.639/5.973 5.786 ± 0.2906
10 1342 1342/1342 1342 ± 0.00002348 6.238 6.129/6.327 6.227 ± 0.2476
11 1342 1342/1342 1342 ± 0.00002348 6.466 6.249/6.609 6.443 ± 0.2618
12 1342 1342/1342 1342 ± 0.00002348 6.58 6.363/6.78 6.589 ± 0.3113
13 1342 1342/1342 1342 ± 0.00002348 7.063 6.76/7.316 7.061 ± 0.3228
14 1342 1342/1342 1342 ± 0.00002348 7.348 7.075/7.504 7.309 ± 0.3416
15 1342 1342/1342 1342 ± 0.00002348 6.994 6.723/7.274 6.998 ± 0.3403
16 1342 1342/1342 1342 ± 0.00002348 6.356 6.064/6.723 6.384 ± 0.3837
17 1342 1342/1342 1342 ± 0.00002348 6.349 6.127/6.621 6.345 ± 0.3654
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-30 10:45:30.361
End
2025-07-30 12:01:12.557
Duration
1:15:42.196
Note, WebLog generation is not included in the time.

CASA logs for stage 8