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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.374 5.158/6.451 5.652 ± 0.8571
ea02 1342 1342/1342 1342 ± 0.00001089 5.507 5.037/6.214 5.584 ± 0.8978
ea03 1342 1342/1342 1342 ± 0 5.302 5.017/6.482 5.621 ± 0.867
ea04 1342 1342/1342 1342 ± 0.0000415 4.985 4.819/5.956 5.264 ± 0.7146
ea05 1342 1342/1342 1342 ± 0.00004209 5.164 4.941/6.41 5.451 ± 0.8841
ea06 1342 1342/1342 1342 ± 0.00000157 5.042 4.666/5.726 5.2 ± 0.7267
ea07 1342 1342/1342 1342 ± 0.00001945 4.883 4.782/6.043 5.346 ± 0.8791
ea08 1342 1342/1342 1342 ± 0 5.433 5.152/6.549 5.751 ± 0.9002
ea09 1342 1342/1342 1342 ± 0.0000415 4.886 4.713/6.016 5.157 ± 0.749
ea10 1342 1342/1342 1342 ± 0.00004279 4.831 4.535/5.864 5.062 ± 0.7828
ea11 1342 1342/1342 1342 ± 0.0000451 5.125 4.573/6.216 5.317 ± 0.918
ea12 1342 1342/1342 1342 ± 0.00003832 4.97 4.794/5.923 5.268 ± 0.6522
ea14 1342 1342/1342 1342 ± 0.00004151 5.363 4.954/6.266 5.604 ± 0.7177
ea15 1342 1342/1342 1342 ± 0.00004207 5.185 5.135/6.328 5.588 ± 0.8896
ea16 1342 1342/1342 1342 ± 0.000001923 5.486 5.208/6.406 5.646 ± 0.8943
ea17 1342 1342/1342 1342 ± 0.00002961 5.394 5.034/6.727 5.688 ± 0.8264
ea18 1342 1342/1342 1342 ± 0 5.45 5.244/6.641 5.838 ± 0.8131
ea19 1342 1342/1342 1342 ± 0.00002542 5.103 4.996/6.277 5.489 ± 0.759
ea21 1342 1342/1342 1342 ± 0 4.952 4.761/5.689 5.12 ± 0.6727
ea22 1342 1342/1342 1342 ± 0 5.388 4.939/6.415 5.578 ± 0.8074
ea23 1342 1342/1342 1342 ± 0.00004213 5.359 4.945/6.212 5.593 ± 0.8005
ea24 1342 1342/1342 1342 ± 0.00001678 5.169 4.968/6.352 5.496 ± 0.7841
ea25 1342 1342/1342 1342 ± 0.00000157 5.676 5.197/6.624 5.881 ± 0.9388
ea27 1342 1342/1342 1342 ± 0.000003329 5.09 4.927/6.313 5.482 ± 0.7878
ea28 1342 1342/1342 1342 ± 0.00002641 5.477 5.328/6.794 5.848 ± 0.8716
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 ± 0.00002406 4.944 4.8/5.041 4.895 ± 0.2961
4 1342 1342/1342 1342 ± 0.00003156 3.874 3.667/4.078 3.881 ± 0.297
5 1342 1342/1342 1342 ± 0.00002406 4.983 4.804/5.31 5.042 ± 0.282
6 1342 1342/1342 1342 ± 0.00002406 5.031 4.821/5.268 5.032 ± 0.2515
7 1342 1342/1342 1342 ± 0.00002406 5.107 4.93/5.201 5.082 ± 0.2246
8 1342 1342/1342 1342 ± 0.00002406 5.032 4.883/5.181 5.033 ± 0.2559
9 1342 1342/1342 1342 ± 0.00002406 5.376 5.173/5.575 5.358 ± 0.2569
10 1342 1342/1342 1342 ± 0.00002406 5.898 5.78/6.063 5.893 ± 0.2479
11 1342 1342/1342 1342 ± 0.00002406 6.202 5.958/6.251 6.131 ± 0.2572
12 1342 1342/1342 1342 ± 0.00002406 6.287 6.047/6.464 6.287 ± 0.3015
13 1342 1342/1342 1342 ± 0.00002406 6.713 6.612/6.944 6.708 ± 0.3098
14 1342 1342/1342 1342 ± 0.0000246 6.746 6.45/6.959 6.722 ± 0.3548
15 1342 1342/1342 1342 ± 0.00002406 6.627 6.326/6.831 6.57 ± 0.3445
16 1342 1342/1342 1342 ± 0.00006093 4.99 4.855/5.15 5.019 ± 0.2376
17 1342 1342/1342 1342 ± 0.00006041 4.894 4.714/5.08 4.927 ± 0.2779
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
Start time
2025-07-23 01:13:18.216
End
2025-07-23 02:18:31.253
Duration
1:05:13.037
Note, WebLog generation is not included in the time.

CASA logs for stage 8