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 6.021 5.651/6.899 6.101 ± 0.8817
ea02 1342 1342/1342 1342 ± 0 6.212 5.583/6.59 6.109 ± 0.7944
ea03 1342 1342/1342 1342 ± 0 6.129 5.478/6.717 6.159 ± 0.6858
ea04 1342 1342/1342 1342 ± 0 5.666 5.158/6.105 5.641 ± 0.7317
ea05 1342 1342/1342 1342 ± 0 5.94 5.329/6.441 5.88 ± 0.8467
ea06 1342 1342/1342 1342 ± 0 6.004 5.177/6.098 5.728 ± 0.7146
ea07 1342 1342/1342 1342 ± 0.000001708 5.938 5.362/6.526 5.922 ± 0.8308
ea08 1342 1342/1342 1342 ± 0 6.699 5.727/6.85 6.403 ± 0.6759
ea09 1342 1342/1342 1342 ± 0 5.698 5.207/6.407 5.732 ± 0.8571
ea10 1342 1342/1342 1342 ± 0 5.672 5.124/6.103 5.59 ± 0.838
ea11 1342 1342/1342 1342 ± 0.000001708 5.665 5.271/6.367 5.696 ± 0.8335
ea12 1342 1342/1342 1342 ± 0 5.578 5.32/6.142 5.681 ± 0.7384
ea13 1342 1342/1342 1342 ± 0 6.218 5.604/6.395 6.069 ± 0.539
ea14 1342 1342/1342 1342 ± 0 6.115 5.616/6.522 6.036 ± 0.8336
ea15 1342 1342/1342 1342 ± 0 6.77 6.703/7.33 6.937 ± 0.415
ea17 1342 1342/1342 1342 ± 0 6.224 5.792/6.867 6.219 ± 0.8943
ea18 1342 1342/1342 1342 ± 0 6.472 5.89/7.078 6.411 ± 0.6889
ea19 1342 1342/1342 1342 ± 0 6.001 5.526/6.503 5.966 ± 0.7712
ea20 1342 1342/1342 1342 ± 0 6.459 5.99/6.994 6.453 ± 0.784
ea21 1342 1342/1342 1342 ± 0 5.483 5.192/5.963 5.579 ± 0.5398
ea22 1342 1342/1342 1342 ± 0 6.466 5.735/6.815 6.25 ± 0.7519
ea23 1342 1342/1342 1342 ± 0 6.054 5.491/6.292 5.925 ± 0.8411
ea24 1342 1342/1342 1342 ± 0 6.166 5.268/6.486 5.905 ± 0.6768
ea25 1342 1342/1342 1342 ± 0 6.331 5.734/6.944 6.388 ± 0.7991
ea27 1342 1342/1342 1342 ± 0 5.682 5.273/6.347 5.697 ± 0.7778
ea28 1342 1342/1342 1342 ± 0 6.278 5.793/7.052 6.381 ± 0.764
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 ± 0.00002397 5.536 5.405/5.721 5.56 ± 0.2554
3 1342 1342/1342 1342 ± 0.00002622 3.874 3.627/4.723 4.108 ± 0.6604
4 1342 1342/1342 1342 ± 0.00002427 5.394 5.202/5.668 5.433 ± 0.3329
5 1342 1342/1342 1342 ± 0.00002419 5.365 5.184/5.648 5.397 ± 0.277
6 1342 1342/1342 1342 ± 0.00002397 5.361 5.115/5.616 5.377 ± 0.3044
7 1342 1342/1342 1342 ± 0.00002397 5.529 5.35/5.744 5.542 ± 0.2458
8 1342 1342/1342 1342 ± 0.00002397 5.481 5.22/5.656 5.462 ± 0.2889
9 1342 1342/1342 1342 ± 0.00002397 5.724 5.56/5.938 5.757 ± 0.2802
10 1342 1342/1342 1342 ± 0.00002354 6.232 6.069/6.33 6.223 ± 0.2612
11 1342 1342/1342 1342 ± 0.00002354 6.429 6.233/6.593 6.422 ± 0.2682
12 1342 1342/1342 1342 ± 0.00002354 6.502 6.297/6.737 6.55 ± 0.3192
13 1342 1342/1342 1342 ± 0.00002354 7.026 6.752/7.254 7.012 ± 0.3261
14 1342 1342/1342 1342 ± 0.00002354 7.265 6.948/7.524 7.212 ± 0.3296
15 1342 1342/1342 1342 ± 0.00002354 6.85 6.542/7.261 6.892 ± 0.3778
16 1342 1342/1342 1342 ± 0.00002354 6.383 6.063/6.798 6.391 ± 0.4109
17 1342 1342/1342 1342 ± 0.00002354 6.345 6.023/6.716 6.347 ± 0.4015
datacolumn
residual_data
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-07-29 23:07:26.802
End
2025-07-30 00:01:15.773
Duration
0:53:48.972
Note, WebLog generation is not included in the time.

CASA logs for stage 8