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 6.08 5.427/6.537 5.981 ± 0.6891
ea02 1342 1342/1342 1342 ± 0.00003083 6.076 5.312/6.335 5.996 ± 0.632
ea03 1342 1342/1342 1342 ± 0 5.974 5.23/6.599 5.999 ± 0.7551
ea04 1342 1342/1342 1342 ± 0 5.546 5/6.027 5.579 ± 0.6003
ea05 1342 1342/1342 1342 ± 0 5.682 5.169/6.467 5.747 ± 0.7283
ea06 1342 1342/1342 1342 ± 0 5.898 4.922/6.158 5.641 ± 0.6854
ea07 1342 1342/1342 1342 ± 0 5.873 5.126/6.368 5.765 ± 0.7338
ea08 1342 1342/1342 1342 ± 0 6.515 5.451/6.689 6.191 ± 0.7041
ea09 1342 1342/1342 1342 ± 0 5.563 5.008/6.264 5.623 ± 0.6563
ea10 1342 1342/1342 1342 ± 0 5.719 5.029/6.115 5.507 ± 0.7408
ea11 1342 1342/1342 1342 ± 0 5.486 5.184/6.312 5.658 ± 0.7434
ea12 1342 1342/1342 1342 ± 0 5.468 5.008/5.978 5.532 ± 0.7209
ea13 1342 1342/1342 1342 ± 0 5.687 5.398/6.137 5.81 ± 0.5145
ea14 1342 1342/1342 1342 ± 0 5.799 5.329/6.293 5.817 ± 0.6844
ea15 1342 1342/1342 1342 ± 0 5.989 5.392/6.429 5.989 ± 0.676
ea16 1342 1342/1342 1342 ± 0 6.016 5.497/6.515 6.071 ± 0.6824
ea17 1342 1342/1342 1342 ± 0 5.9 5.495/6.737 6.067 ± 0.8091
ea18 1342 1342/1342 1342 ± 0 6.296 5.586/6.874 6.186 ± 0.7143
ea19 1342 1342/1342 1342 ± 0 5.972 5.272/6.433 5.857 ± 0.7009
ea20 1342 1342/1342 1342 ± 0 5.694 5.518/5.834 5.608 ± 0.2971
ea21 1342 1342/1342 1342 ± 0 5.409 4.898/5.742 5.369 ± 0.527
ea22 1342 1342/1342 1342 ± 0 6.002 5.244/6.289 5.779 ± 0.6556
ea23 1342 1342/1342 1342 ± 0 5.988 5.21/6.141 5.855 ± 0.6504
ea24 1342 1342/1342 1342 ± 0 5.897 5.092/6.41 5.732 ± 0.694
ea25 1342 1342/1342 1342 ± 0 6.161 5.496/6.863 6.247 ± 0.8434
ea27 1342 1342/1342 1342 ± 0 5.773 5.052/6.218 5.653 ± 0.6208
ea28 1342 1342/1342 1342 ± 0 6.163 5.537/6.846 6.185 ± 0.6791
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 ± 0.00002307 5.222 5.04/5.415 5.251 ± 0.2597
3 1342 1342/1342 1342 ± 0.00003165 4.642 4.324/5.14 4.662 ± 0.5106
4 1342 1342/1342 1342 ± 0.00002461 5.091 4.838/5.272 5.1 ± 0.2813
5 1342 1342/1342 1342 ± 0.00002307 5.151 4.928/5.429 5.195 ± 0.2714
6 1342 1342/1342 1342 ± 0.00002307 5.262 4.996/5.417 5.203 ± 0.2385
7 1342 1342/1342 1342 ± 0.00002307 5.278 5.171/5.462 5.299 ± 0.2234
8 1342 1342/1342 1342 ± 0.00002307 5.255 5.025/5.443 5.252 ± 0.2769
9 1342 1342/1342 1342 ± 0.00002307 5.594 5.453/5.76 5.581 ± 0.2708
10 1342 1342/1342 1342 ± 0.00002349 6.012 5.903/6.13 6.006 ± 0.2316
11 1342 1342/1342 1342 ± 0.00002349 6.207 6.033/6.36 6.215 ± 0.2428
12 1342 1342/1342 1342 ± 0.00002349 6.36 6.144/6.548 6.362 ± 0.2919
13 1342 1342/1342 1342 ± 0.00002349 6.772 6.498/7.051 6.788 ± 0.3048
14 1342 1342/1342 1342 ± 0.00002349 7.001 6.777/7.203 6.997 ± 0.3132
15 1342 1342/1342 1342 ± 0.00002349 6.755 6.46/6.983 6.742 ± 0.329
16 1342 1342/1342 1342 ± 0.00002349 6.117 5.836/6.394 6.141 ± 0.3718
17 1342 1342/1342 1342 ± 0.00002349 6.095 5.83/6.33 6.091 ± 0.3685
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2025-07-30 05:07:50.553
End
2025-07-30 05:51:23.565
Duration
0:43:33.012
Note, WebLog generation is not included in the time.

CASA logs for stage 8