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

Statwt Summary Plot

VLASS3.2.sb45657603.eb46099145.60450.330123067135_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 5.773/6.678 6.183 ± 0.716
ea02 1342 1342/1342 1342 ± 0 6.273 5.665/6.677 6.248 ± 0.7079
ea03 1342 1342/1342 1342 ± 0 6.168 5.425/6.778 6.076 ± 0.7879
ea04 1342 1342/1342 1342 ± 0 5.639 5.142/6.091 5.652 ± 0.6598
ea05 1342 1342/1342 1342 ± 0 5.905 5.488/6.532 5.965 ± 0.7651
ea06 1342 1342/1342 1342 ± 0 5.852 5.211/6.22 5.73 ± 0.7738
ea07 1342 1342/1342 1342 ± 0 6.311 5.432/6.773 6.106 ± 0.7904
ea08 1342 1342/1342 1342 ± 0 6.858 5.808/7.028 6.526 ± 0.734
ea09 1342 1342/1342 1342 ± 0 5.725 5.228/6.329 5.74 ± 0.8405
ea10 1342 1342/1342 1342 ± 0 5.825 5.23/6.23 5.732 ± 0.7447
ea11 1342 1342/1342 1342 ± 0 5.753 5.474/6.53 5.929 ± 0.764
ea12 1342 1342/1342 1342 ± 0 5.577 5.302/6.237 5.756 ± 0.6936
ea13 1342 1342/1342 1342 ± 0 5.965 5.576/6.399 5.936 ± 0.8399
ea14 1342 1342/1342 1342 ± 0 6.009 5.704/6.619 6.108 ± 0.7366
ea15 1342 1342/1342 1342 ± 0 6.772 6.472/7.351 6.92 ± 0.4788
ea17 1342 1342/1342 1342 ± 0 6.218 5.815/7.109 6.409 ± 0.8112
ea18 1342 1342/1342 1342 ± 0 6.354 5.859/7.012 6.432 ± 0.7193
ea19 1342 1342/1342 1342 ± 0 5.96 5.563/6.591 6.025 ± 0.7547
ea20 1342 1342/1342 1342 ± 0 6.346 5.964/7.109 6.535 ± 0.7027
ea21 1342 1342/1342 1342 ± 0 5.452 5.181/5.988 5.559 ± 0.589
ea22 1342 1342/1342 1342 ± 0 6.12 5.617/6.625 6.132 ± 0.668
ea23 1342 1342/1342 1342 ± 0 6.264 5.642/6.546 6.155 ± 0.8427
ea24 1342 1342/1342 1342 ± 0 6.246 5.309/6.635 5.984 ± 0.6523
ea25 1342 1342/1342 1342 ± 0 6.416 5.724/7.065 6.44 ± 0.9075
ea27 1342 1342/1342 1342 ± 0 5.634 5.214/6.4 5.707 ± 0.7302
ea28 1342 1342/1342 1342 ± 0 6.286 5.856/6.999 6.472 ± 0.6784
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 ± 0.00002392 5.579 5.338/5.73 5.569 ± 0.2407
3 1342 1342/1342 1342 ± 0.0000244 4.333 4.147/4.778 4.474 ± 0.5851
4 1342 1342/1342 1342 ± 0.00002514 5.296 5.122/5.65 5.342 ± 0.2844
5 1342 1342/1342 1342 ± 0.00002392 5.53 5.251/5.814 5.565 ± 0.2988
6 1342 1342/1342 1342 ± 0.00002392 5.548 5.328/5.746 5.514 ± 0.279
7 1342 1342/1342 1342 ± 0.00002392 5.628 5.411/5.812 5.598 ± 0.2498
8 1342 1342/1342 1342 ± 0.00002392 5.505 5.235/5.781 5.521 ± 0.3047
9 1342 1342/1342 1342 ± 0.00002392 5.787 5.647/6.097 5.824 ± 0.3025
10 1342 1342/1342 1342 ± 0.00002348 6.335 6.173/6.453 6.31 ± 0.276
11 1342 1342/1342 1342 ± 0.00002348 6.523 6.281/6.716 6.519 ± 0.281
12 1342 1342/1342 1342 ± 0.00002348 6.652 6.434/6.784 6.657 ± 0.3233
13 1342 1342/1342 1342 ± 0.00002348 7.129 6.81/7.459 7.127 ± 0.3565
14 1342 1342/1342 1342 ± 0.00002348 7.233 6.973/7.609 7.293 ± 0.377
15 1342 1342/1342 1342 ± 0.00002348 6.969 6.632/7.235 6.94 ± 0.3643
16 1342 1342/1342 1342 ± 0.00002348 6.296 6.023/6.709 6.36 ± 0.4146
17 1342 1342/1342 1342 ± 0.00002348 6.318 6.011/6.558 6.309 ± 0.3987
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-07-29 08:52:03.502
End
2025-07-29 10:03:09.034
Duration
1:11:05.532
Note, WebLog generation is not included in the time.

CASA logs for stage 8