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 6.122 5.465/6.549 6.017 ± 0.6903
ea02 1342 1342/1342 1342 ± 0.00003045 6.103 5.358/6.347 6.03 ± 0.6404
ea03 1342 1342/1342 1342 ± 0 6.031 5.237/6.648 6.042 ± 0.7597
ea04 1342 1342/1342 1342 ± 0 5.532 5.056/6.062 5.603 ± 0.611
ea05 1342 1342/1342 1342 ± 0 5.718 5.263/6.394 5.792 ± 0.7225
ea06 1342 1342/1342 1342 ± 0 5.931 4.944/6.177 5.672 ± 0.6889
ea07 1342 1342/1342 1342 ± 0 5.744 5.126/6.365 5.794 ± 0.7549
ea08 1342 1342/1342 1342 ± 0 6.557 5.518/6.733 6.233 ± 0.7288
ea09 1342 1342/1342 1342 ± 0 5.607 5.043/6.328 5.658 ± 0.6616
ea10 1342 1342/1342 1342 ± 0 5.756 5.061/6.168 5.551 ± 0.7333
ea11 1342 1342/1342 1342 ± 0 5.523 5.174/6.352 5.696 ± 0.7421
ea12 1342 1342/1342 1342 ± 0 5.528 5.029/5.998 5.584 ± 0.7126
ea13 1342 1342/1342 1342 ± 0 5.701 5.442/6.164 5.838 ± 0.5125
ea14 1342 1342/1342 1342 ± 0 5.844 5.39/6.358 5.858 ± 0.7269
ea15 1342 1342/1342 1342 ± 0 6.021 5.426/6.479 6.014 ± 0.6776
ea16 1342 1342/1342 1342 ± 0 6.079 5.563/6.566 6.136 ± 0.6898
ea17 1342 1342/1342 1342 ± 0 5.966 5.569/6.834 6.125 ± 0.8313
ea18 1342 1342/1342 1342 ± 0 6.181 5.637/6.805 6.242 ± 0.7239
ea19 1342 1342/1342 1342 ± 0 6.001 5.323/6.502 5.904 ± 0.7126
ea20 1342 1342/1342 1342 ± 0 5.649 5.466/5.866 5.641 ± 0.3254
ea21 1342 1342/1342 1342 ± 0 5.422 4.928/5.76 5.392 ± 0.5277
ea22 1342 1342/1342 1342 ± 0 6.046 5.317/6.352 5.813 ± 0.6662
ea23 1342 1342/1342 1342 ± 0 6.019 5.249/6.202 5.897 ± 0.6564
ea24 1342 1342/1342 1342 ± 0 5.945 5.13/6.48 5.761 ± 0.7063
ea25 1342 1342/1342 1342 ± 0 6.192 5.51/6.915 6.303 ± 0.8587
ea27 1342 1342/1342 1342 ± 0 5.799 5.071/6.242 5.698 ± 0.6222
ea28 1342 1342/1342 1342 ± 0 6.156 5.618/6.878 6.221 ± 0.6817
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 5.242 5.059/5.423 5.253 ± 0.262
3 1342 1342/1342 1342 ± 0.00003164 4.684 4.378/5.122 4.688 ± 0.4919
4 1342 1342/1342 1342 ± 0.00002459 5.114 4.9/5.289 5.127 ± 0.2933
5 1342 1342/1342 1342 ± 0.00002305 5.2 4.951/5.441 5.235 ± 0.272
6 1342 1342/1342 1342 ± 0.00002305 5.277 5.028/5.457 5.239 ± 0.2418
7 1342 1342/1342 1342 ± 0.00002305 5.323 5.217/5.536 5.357 ± 0.2324
8 1342 1342/1342 1342 ± 0.00002305 5.321 5.084/5.511 5.302 ± 0.2836
9 1342 1342/1342 1342 ± 0.00002305 5.643 5.478/5.826 5.624 ± 0.2827
10 1342 1342/1342 1342 ± 0.00002348 6.063 5.931/6.174 6.043 ± 0.2349
11 1342 1342/1342 1342 ± 0.00002348 6.268 6.091/6.411 6.259 ± 0.2504
12 1342 1342/1342 1342 ± 0.00002348 6.405 6.179/6.592 6.411 ± 0.299
13 1342 1342/1342 1342 ± 0.00002348 6.834 6.548/7.118 6.853 ± 0.3165
14 1342 1342/1342 1342 ± 0.00002348 7.073 6.822/7.273 7.054 ± 0.3291
15 1342 1342/1342 1342 ± 0.00002348 6.8 6.515/7.037 6.786 ± 0.3408
16 1342 1342/1342 1342 ± 0.00002348 6.14 5.848/6.411 6.17 ± 0.3834
17 1342 1342/1342 1342 ± 0.00002348 6.132 5.858/6.387 6.116 ± 0.3793
output_dir
 
statwtmode
VLASS-SE
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-30 08:06:51.991
End
2025-07-30 09:00:01.634
Duration
0:53:09.643
Note, WebLog generation is not included in the time.

CASA logs for stage 8