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 6.234 5.681/6.673 6.149 ± 0.8111
ea02 1342 1342/1342 1342 ± 0 6.357 5.65/6.542 6.281 ± 0.6297
ea03 1342 1342/1342 1342 ± 0 6.225 5.537/6.851 6.3 ± 0.7365
ea04 1342 1342/1342 1342 ± 0 5.624 5.133/6.089 5.714 ± 0.5702
ea05 1342 1342/1342 1342 ± 0 6.112 5.416/6.736 6.038 ± 0.7197
ea06 1342 1342/1342 1342 ± 0 6.153 5.183/6.334 5.89 ± 0.6748
ea07 1342 1342/1342 1342 ± 0 6.164 5.376/6.557 6.017 ± 0.774
ea08 1342 1342/1342 1342 ± 0 6.752 5.742/6.897 6.461 ± 0.7103
ea09 1342 1342/1342 1342 ± 0 5.707 5.195/6.512 5.885 ± 0.7008
ea10 1342 1342/1342 1342 ± 0 5.93 5.328/6.346 5.865 ± 0.6142
ea11 1342 1342/1342 1342 ± 0 5.718 5.412/6.561 5.837 ± 0.8056
ea12 1342 1342/1342 1342 ± 0 5.752 5.304/6.368 5.775 ± 0.6999
ea13 1342 1342/1342 1342 ± 0 6.171 5.606/6.361 6.097 ± 0.5421
ea14 1342 1342/1342 1342 ± 0 6.289 5.625/6.604 6.184 ± 0.6375
ea15 1342 1342/1342 1342 ± 0 6.267 5.598/6.682 6.25 ± 0.7056
ea16 1342 1342/1342 1342 ± 0 6.254 5.839/6.779 6.391 ± 0.6776
ea17 1342 1342/1342 1342 ± 0 6.316 5.865/7.146 6.357 ± 0.8417
ea18 1342 1342/1342 1342 ± 0 6.553 5.932/7.243 6.496 ± 0.728
ea19 1342 1342/1342 1342 ± 0 6.212 5.533/6.747 6.118 ± 0.7177
ea20 1342 1342/1342 1342 ± 0 6.066 5.678/6.125 5.76 ± 0.6404
ea21 1342 1342/1342 1342 ± 0 5.527 5.096/5.926 5.577 ± 0.5153
ea22 1342 1342/1342 1342 ± 0 6.195 5.53/6.549 6.017 ± 0.6681
ea23 1342 1342/1342 1342 ± 0 6.127 5.483/6.331 6.063 ± 0.668
ea24 1342 1342/1342 1342 ± 0 6.318 5.467/6.685 6.087 ± 0.6519
ea25 1342 1342/1342 1342 ± 0 6.617 5.798/7.206 6.587 ± 0.8415
ea27 1342 1342/1342 1342 ± 0 6.01 5.353/6.393 5.934 ± 0.5972
ea28 1342 1342/1342 1342 ± 0 6.555 5.825/7.051 6.496 ± 0.6988
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 5.534 5.346/5.7 5.549 ± 0.2627
3 1342 1342/1342 1342 ± 0.00003442 4.68 4.252/4.94 4.715 ± 0.5078
4 1342 1342/1342 1342 ± 0.00002305 5.452 5.147/5.646 5.445 ± 0.3024
5 1342 1342/1342 1342 ± 0.00002305 5.524 5.24/5.797 5.557 ± 0.3026
6 1342 1342/1342 1342 ± 0.00002305 5.462 5.132/5.635 5.405 ± 0.2762
7 1342 1342/1342 1342 ± 0.00002305 5.554 5.417/5.805 5.572 ± 0.2482
8 1342 1342/1342 1342 ± 0.00002305 5.534 5.233/5.683 5.492 ± 0.2909
9 1342 1342/1342 1342 ± 0.00002305 5.788 5.667/5.998 5.81 ± 0.2982
10 1342 1342/1342 1342 ± 0.00002348 6.259 6.158/6.338 6.239 ± 0.2583
11 1342 1342/1342 1342 ± 0.00002348 6.457 6.246/6.616 6.454 ± 0.2691
12 1342 1342/1342 1342 ± 0.00002348 6.586 6.385/6.764 6.598 ± 0.32
13 1342 1342/1342 1342 ± 0.00002348 7.096 6.773/7.347 7.081 ± 0.3322
14 1342 1342/1342 1342 ± 0.00002348 7.365 7.066/7.564 7.331 ± 0.353
15 1342 1342/1342 1342 ± 0.00002348 6.997 6.774/7.323 7.023 ± 0.3629
16 1342 1342/1342 1342 ± 0.00002348 6.36 6.117/6.729 6.406 ± 0.3897
17 1342 1342/1342 1342 ± 0.00002348 6.335 6.145/6.648 6.359 ± 0.3762
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
Start time
2025-07-30 08:08:01.022
End
2025-07-30 09:04:39.856
Duration
0:56:38.834
Note, WebLog generation is not included in the time.

CASA logs for stage 8