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 6.181 5.724/6.627 6.112 ± 0.8325
ea02 1342 1342/1342 1342 ± 0 6.326 5.669/6.537 6.265 ± 0.6182
ea03 1342 1342/1342 1342 ± 0 6.22 5.55/6.812 6.272 ± 0.7144
ea04 1342 1342/1342 1342 ± 0 5.61 5.097/6.06 5.688 ± 0.5595
ea05 1342 1342/1342 1342 ± 0 6.072 5.409/6.675 5.996 ± 0.7072
ea06 1342 1342/1342 1342 ± 0 6.091 5.172/6.302 5.863 ± 0.6584
ea07 1342 1342/1342 1342 ± 0 6.136 5.366/6.546 6.01 ± 0.7511
ea08 1342 1342/1342 1342 ± 0 6.704 5.693/6.838 6.403 ± 0.7084
ea09 1342 1342/1342 1342 ± 0 5.675 5.196/6.443 5.864 ± 0.6711
ea10 1342 1342/1342 1342 ± 0 5.95 5.273/6.315 5.84 ± 0.6074
ea11 1342 1342/1342 1342 ± 0 5.682 5.377/6.505 5.802 ± 0.789
ea12 1342 1342/1342 1342 ± 0 5.683 5.27/6.317 5.733 ± 0.7134
ea13 1342 1342/1342 1342 ± 0 6.157 5.586/6.324 6.062 ± 0.5389
ea14 1342 1342/1342 1342 ± 0 6.213 5.652/6.558 6.149 ± 0.6236
ea15 1342 1342/1342 1342 ± 0 6.234 5.595/6.639 6.253 ± 0.6938
ea16 1342 1342/1342 1342 ± 0 6.226 5.797/6.747 6.356 ± 0.6629
ea17 1342 1342/1342 1342 ± 0 6.27 5.845/7.086 6.319 ± 0.8606
ea18 1342 1342/1342 1342 ± 0 6.552 5.907/7.212 6.467 ± 0.7371
ea19 1342 1342/1342 1342 ± 0 6.175 5.485/6.683 6.065 ± 0.7361
ea20 1342 1342/1342 1342 ± 0 6.027 5.763/6.091 5.734 ± 0.6523
ea21 1342 1342/1342 1342 ± 0 5.516 5.128/5.873 5.562 ± 0.4966
ea22 1342 1342/1342 1342 ± 0 6.137 5.504/6.485 5.981 ± 0.6515
ea23 1342 1342/1342 1342 ± 0 6.081 5.459/6.27 6.036 ± 0.6474
ea24 1342 1342/1342 1342 ± 0 6.292 5.324/6.643 6.044 ± 0.6768
ea25 1342 1342/1342 1342 ± 0 6.582 5.736/7.158 6.531 ± 0.8345
ea27 1342 1342/1342 1342 ± 0 5.964 5.312/6.345 5.881 ± 0.5894
ea28 1342 1342/1342 1342 ± 0 6.531 5.791/7.014 6.49 ± 0.6869
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 ± 0.00002305 5.523 5.305/5.664 5.531 ± 0.2622
3 1342 1342/1342 1342 ± 0.00003439 4.473 4.121/4.964 4.581 ± 0.5243
4 1342 1342/1342 1342 ± 0.00002305 5.431 5.194/5.657 5.443 ± 0.313
5 1342 1342/1342 1342 ± 0.00002305 5.501 5.206/5.775 5.526 ± 0.3049
6 1342 1342/1342 1342 ± 0.00002305 5.474 5.2/5.685 5.434 ± 0.2669
7 1342 1342/1342 1342 ± 0.00002305 5.536 5.382/5.735 5.545 ± 0.2464
8 1342 1342/1342 1342 ± 0.00002305 5.512 5.209/5.661 5.462 ± 0.2891
9 1342 1342/1342 1342 ± 0.00002305 5.741 5.624/5.954 5.773 ± 0.2924
10 1342 1342/1342 1342 ± 0.00002348 6.228 6.126/6.299 6.202 ± 0.2584
11 1342 1342/1342 1342 ± 0.00002348 6.4 6.194/6.585 6.406 ± 0.2703
12 1342 1342/1342 1342 ± 0.00002348 6.535 6.335/6.698 6.546 ± 0.3177
13 1342 1342/1342 1342 ± 0.00002348 7.044 6.711/7.282 7.021 ± 0.3295
14 1342 1342/1342 1342 ± 0.00002348 7.309 7.027/7.523 7.282 ± 0.355
15 1342 1342/1342 1342 ± 0.00002348 6.96 6.739/7.293 6.989 ± 0.3543
16 1342 1342/1342 1342 ± 0.00002348 6.309 6.074/6.709 6.38 ± 0.3956
17 1342 1342/1342 1342 ± 0.00002348 6.356 6.125/6.636 6.348 ± 0.3797
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-07-30 08:44:15.308
End
2025-07-30 09:43:04.051
Duration
0:58:48.743
Note, WebLog generation is not included in the time.

CASA logs for stage 8