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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.527 5.394/6.267 5.719 ± 0.7218
ea02 1342 1342/1342 1342 ± 0.000009463 5.451 5.31/6.334 5.655 ± 0.699
ea03 1342 1342/1342 1342 ± 0 5.238 5.048/6.102 5.527 ± 0.5668
ea04 1342 1342/1342 1342 ± 0.00002672 5.127 4.773/5.9 5.231 ± 0.6217
ea05 1342 1342/1342 1342 ± 0.00003639 5.229 5.064/6.235 5.471 ± 0.7646
ea06 1342 1342/1342 1342 ± 0 5.233 4.743/5.721 5.221 ± 0.5213
ea07 1342 1342/1342 1342 ± 0.00001925 5.107 4.847/6.124 5.443 ± 0.6963
ea08 1342 1342/1342 1342 ± 0.00002394 5.528 5.327/6.658 5.736 ± 0.8347
ea09 1342 1342/1342 1342 ± 0.00001064 5.14 4.884/5.598 5.326 ± 0.5481
ea10 1342 1342/1342 1342 ± 0.00003062 4.5 4.265/4.912 4.497 ± 0.4425
ea11 1342 1342/1342 1342 ± 0.00004405 5.558 4.934/6.367 5.583 ± 0.8557
ea12 1342 1342/1342 1342 ± 0.00001095 5.123 4.755/5.802 5.196 ± 0.6171
ea14 1342 1342/1342 1342 ± 0.00003022 5.411 5.26/6.376 5.619 ± 0.7122
ea15 1342 1342/1342 1342 ± 0.00004254 5.439 5.302/6.161 5.677 ± 0.7518
ea16 1342 1342/1342 1342 ± 0 5.674 5.134/6.227 5.701 ± 0.6348
ea17 1342 1342/1342 1342 ± 0.0000235 5.655 5.157/6.544 5.83 ± 0.808
ea18 1342 1342/1342 1342 ± 0.00003258 5.622 5.257/6.57 5.704 ± 0.8579
ea19 1342 1342/1342 1342 ± 0 5.337 5.079/6.205 5.487 ± 0.6652
ea20 1342 1342/1342 1342 ± 0 5.849 5.681/6.775 6.169 ± 0.6771
ea21 1342 1342/1342 1342 ± 0 4.798 4.635/5.442 5.002 ± 0.4981
ea22 1342 1342/1342 1342 ± 0.000002591 5.457 5.043/6.256 5.534 ± 0.7387
ea23 1342 1342/1342 1342 ± 0.00002634 5.582 5.053/6.351 5.663 ± 0.752
ea24 1342 1342/1342 1342 ± 0 5.394 5.013/6.166 5.563 ± 0.5948
ea25 1342 1342/1342 1342 ± 0 5.67 5.204/6.251 5.845 ± 0.6962
ea27 1342 1342/1342 1342 ± 0 5.116 4.937/5.996 5.328 ± 0.6766
ea28 1342 1342/1342 1342 ± 0 5.809 5.64/6.702 6.079 ± 0.6403
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 ± 0.00002362 5.186 4.956/5.326 5.147 ± 0.2868
5 1342 1342/1342 1342 ± 0.00002375 5.056 4.858/5.274 5.079 ± 0.3165
6 1342 1342/1342 1342 ± 0.00002362 5.013 4.924/5.407 5.101 ± 0.3157
7 1342 1342/1342 1342 ± 0.00002362 5.193 5.053/5.411 5.206 ± 0.3057
8 1342 1342/1342 1342 ± 0.00002362 5.141 4.992/5.393 5.189 ± 0.3465
9 1342 1342/1342 1342 ± 0.00002362 5.552 5.237/5.818 5.501 ± 0.3551
10 1342 1342/1342 1342 ± 0.00002362 5.991 5.719/6.149 5.928 ± 0.3563
11 1342 1342/1342 1342 ± 0.00002362 6.237 6.11/6.531 6.21 ± 0.3766
12 1342 1342/1342 1342 ± 0.00002362 6.44 6.206/6.573 6.36 ± 0.4428
13 1342 1342/1342 1342 ± 0.00002375 6.708 6.47/6.995 6.67 ± 0.5124
14 1342 1342/1342 1342 ± 0.00002654 5.55 5.272/6.097 5.731 ± 0.6609
15 1342 1342/1342 1342 ± 0.00002362 6.191 5.843/6.581 6.133 ± 0.5484
16 1342 1342/1342 1342 ± 0.00005373 4.548 4.33/4.844 4.682 ± 0.5366
17 1342 1342/1342 1342 ± 0.00005261 4.432 4.216/4.781 4.52 ± 0.4294
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-23 06:53:31.184
End
2025-07-23 07:15:11.650
Duration
0:21:40.466
Note, WebLog generation is not included in the time.

CASA logs for stage 8