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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.933 5.507/6.333 5.95 ± 0.5775
ea02 1342 1342/1342 1342 ± 0 6.414 5.772/6.683 6.379 ± 0.6453
ea03 1342 1342/1342 1342 ± 0 6.142 5.472/6.745 6.201 ± 0.7202
ea04 1342 1342/1342 1342 ± 0 5.841 5.322/6.274 5.872 ± 0.5785
ea05 1342 1342/1342 1342 ± 0.000001918 6.098 5.553/6.875 6.19 ± 0.6719
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.193 5.41/6.596 6.108 ± 0.7358
ea08 1342 1342/1342 1342 ± 0 6.656 5.818/6.899 6.47 ± 0.6665
ea09 1342 1342/1342 1342 ± 0 5.815 5.29/6.464 5.924 ± 0.6329
ea10 1342 1342/1342 1342 ± 0 5.883 5.323/6.279 5.837 ± 0.5636
ea11 1342 1342/1342 1342 ± 0.000006288 5.495 5.314/6.333 5.776 ± 0.6451
ea12 1342 1342/1342 1342 ± 0 5.747 5.502/6.424 5.959 ± 0.584
ea13 1342 1342/1342 1342 ± 0 6.218 5.692/6.449 6.192 ± 0.6013
ea14 1342 1342/1342 1342 ± 0 6.212 5.836/6.74 6.352 ± 0.5575
ea15 1342 1342/1342 1342 ± 0 5.922 5.231/6.28 5.863 ± 0.6898
ea16 1342 1342/1342 1342 ± 0 6.146 5.728/6.73 6.298 ± 0.7087
ea17 1342 1342/1342 1342 ± 0 6.426 5.916/7.153 6.497 ± 0.7175
ea18 1342 1342/1342 1342 ± 0 6.592 6.025/7.325 6.626 ± 0.6965
ea19 1342 1342/1342 1342 ± 0 6.136 5.503/6.657 6.131 ± 0.6228
ea20 1342 1342/1342 1342 ± 0 6.219 5.873/6.903 6.388 ± 0.6003
ea21 1342 1342/1342 1342 ± 0 5.407 5.006/5.791 5.479 ± 0.5046
ea22 1342 1342/1342 1342 ± 0 7.107 6.828/7.534 7.202 ± 0.4138
ea23 1342 1342/1342 1342 ± 0 6.246 5.592/6.371 6.145 ± 0.6488
ea24 1342 1342/1342 1342 ± 0 6.277 5.453/6.74 6.07 ± 0.7011
ea25 1342 1342/1342 1342 ± 0 6.407 5.669/6.998 6.453 ± 0.7892
ea27 1342 1342/1342 1342 ± 0 6.126 5.395/6.533 6.001 ± 0.6591
ea28 1342 1342/1342 1342 ± 0 6.397 5.748/6.973 6.418 ± 0.6681
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 ± 0.00002428 5.579 5.443/5.762 5.584 ± 0.2606
4 1342 1342/1342 1342 ± 0.00002452 5.518 5.248/5.693 5.511 ± 0.3666
5 1342 1342/1342 1342 ± 0.00002431 5.469 5.266/5.693 5.476 ± 0.309
6 1342 1342/1342 1342 ± 0.00002428 5.467 5.22/5.688 5.42 ± 0.2777
7 1342 1342/1342 1342 ± 0.00002428 5.582 5.432/5.693 5.554 ± 0.2326
8 1342 1342/1342 1342 ± 0.00002428 5.44 5.274/5.679 5.469 ± 0.2649
9 1342 1342/1342 1342 ± 0.00002428 5.802 5.614/5.996 5.769 ± 0.2893
10 1342 1342/1342 1342 ± 0.00002382 6.205 6.041/6.4 6.209 ± 0.2654
11 1342 1342/1342 1342 ± 0.00002382 6.452 6.28/6.623 6.436 ± 0.2774
12 1342 1342/1342 1342 ± 0.00002382 6.594 6.371/6.79 6.608 ± 0.3321
13 1342 1342/1342 1342 ± 0.00002382 7.105 6.862/7.318 7.093 ± 0.3299
14 1342 1342/1342 1342 ± 0.00002382 7.402 7.1/7.603 7.336 ± 0.3553
15 1342 1342/1342 1342 ± 0.00002382 7.063 6.802/7.348 7.041 ± 0.3761
16 1342 1342/1342 1342 ± 0.00002426 6.285 6.093/6.701 6.36 ± 0.4112
17 1342 1342/1342 1342 ± 0.00002382 6.346 6.126/6.612 6.305 ± 0.398
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-24 08:01:41.686
End
2025-07-24 09:17:37.514
Duration
1:15:55.828
Note, WebLog generation is not included in the time.

CASA logs for stage 8