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 6.002 5.665/6.81 6.127 ± 0.7844
ea02 1342 1342/1342 1342 ± 0 6.247 5.583/6.523 6.116 ± 0.7249
ea03 1342 1342/1342 1342 ± 0 6.188 5.45/6.759 6.078 ± 0.8464
ea04 1342 1342/1342 1342 ± 0 5.632 5.124/6.08 5.605 ± 0.6951
ea05 1342 1342/1342 1342 ± 0 5.893 5.362/6.443 5.912 ± 0.7474
ea06 1342 1342/1342 1342 ± 0 5.832 5.205/6.186 5.696 ± 0.8428
ea07 1342 1342/1342 1342 ± 0 6.17 5.304/6.554 5.982 ± 0.759
ea08 1342 1342/1342 1342 ± 0 6.454 5.81/6.836 6.418 ± 0.6523
ea09 1342 1342/1342 1342 ± 0 5.706 5.181/6.41 5.727 ± 0.8405
ea10 1342 1342/1342 1342 ± 0 5.68 5.209/6.192 5.639 ± 0.7781
ea11 1342 1342/1342 1342 ± 0 5.692 5.337/6.389 5.778 ± 0.7766
ea12 1342 1342/1342 1342 ± 0 5.533 5.319/6.154 5.668 ± 0.7063
ea13 1342 1342/1342 1342 ± 0 6.012 5.604/6.406 5.858 ± 1.148
ea14 1342 1342/1342 1342 ± 0 6.049 5.618/6.561 6.039 ± 0.7825
ea15 1342 1342/1342 1342 ± 0 6.703 6.61/7.228 6.872 ± 0.4177
ea17 1342 1342/1342 1342 ± 0 6.128 5.789/6.875 6.24 ± 0.8079
ea18 1342 1342/1342 1342 ± 0 6.346 5.891/6.928 6.432 ± 0.6688
ea19 1342 1342/1342 1342 ± 0 6.018 5.565/6.565 6.03 ± 0.7399
ea20 1342 1342/1342 1342 ± 0 6.439 5.983/7.021 6.493 ± 0.7218
ea21 1342 1342/1342 1342 ± 0 5.372 5.167/5.94 5.51 ± 0.571
ea22 1342 1342/1342 1342 ± 0 6.166 5.645/6.686 6.188 ± 0.6857
ea23 1342 1342/1342 1342 ± 0 6.028 5.484/6.342 5.939 ± 0.8021
ea24 1342 1342/1342 1342 ± 0 6.226 5.178/6.611 5.924 ± 0.7114
ea25 1342 1342/1342 1342 ± 0 6.579 5.746/7.04 6.523 ± 0.7808
ea27 1342 1342/1342 1342 ± 0 5.6 5.262/6.276 5.644 ± 0.6899
ea28 1342 1342/1342 1342 ± 0 6.297 5.787/7.063 6.43 ± 0.7181
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 ± 0.00002393 5.55 5.365/5.708 5.572 ± 0.2492
3 1342 1342/1342 1342 ± 0.0000249 4.187 3.889/4.589 4.242 ± 0.8025
4 1342 1342/1342 1342 ± 0.00002544 5.487 5.202/5.723 5.452 ± 0.301
5 1342 1342/1342 1342 ± 0.00002393 5.403 5.181/5.682 5.428 ± 0.3084
6 1342 1342/1342 1342 ± 0.00002393 5.362 5.179/5.647 5.398 ± 0.2879
7 1342 1342/1342 1342 ± 0.00002393 5.514 5.337/5.715 5.536 ± 0.248
8 1342 1342/1342 1342 ± 0.00002393 5.499 5.196/5.678 5.459 ± 0.2921
9 1342 1342/1342 1342 ± 0.00002393 5.755 5.561/5.951 5.765 ± 0.2891
10 1342 1342/1342 1342 ± 0.00002348 6.26 6.154/6.363 6.246 ± 0.271
11 1342 1342/1342 1342 ± 0.00002348 6.458 6.235/6.575 6.457 ± 0.2712
12 1342 1342/1342 1342 ± 0.00002348 6.608 6.336/6.767 6.586 ± 0.3239
13 1342 1342/1342 1342 ± 0.00002348 7.062 6.803/7.285 7.038 ± 0.3444
14 1342 1342/1342 1342 ± 0.00002348 7.309 6.921/7.532 7.236 ± 0.3513
15 1342 1342/1342 1342 ± 0.00002348 6.837 6.485/7.129 6.822 ± 0.3737
16 1342 1342/1342 1342 ± 0.00002348 6.362 6.023/6.775 6.348 ± 0.427
17 1342 1342/1342 1342 ± 0.00002348 6.394 6.016/6.606 6.282 ± 0.4111
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-29 07:15:10.664
End
2025-07-29 08:07:45.117
Duration
0:52:34.453
Note, WebLog generation is not included in the time.

CASA logs for stage 8