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 6.29 5.72/6.816 6.21 ± 0.7461
ea02 1342 1342/1342 1342 ± 0.00002338 6.183 5.582/6.58 6.163 ± 0.7373
ea03 1342 1342/1342 1342 ± 0 5.997 5.484/6.694 6.113 ± 0.818
ea04 1342 1342/1342 1342 ± 0 5.631 5.131/6.123 5.644 ± 0.7091
ea05 1342 1342/1342 1342 ± 0 5.958 5.452/6.566 5.987 ± 0.8018
ea06 1342 1342/1342 1342 ± 0 5.871 5.212/6.252 5.769 ± 0.7945
ea07 1342 1342/1342 1342 ± 0 6.038 5.422/6.686 6.084 ± 0.7881
ea08 1342 1342/1342 1342 ± 0 6.555 5.884/7.015 6.516 ± 0.7239
ea09 1342 1342/1342 1342 ± 0 5.753 5.242/6.357 5.762 ± 0.8565
ea10 1342 1342/1342 1342 ± 0 5.846 5.348/6.306 5.787 ± 0.7576
ea11 1342 1342/1342 1342 ± 0.000001511 5.776 5.352/6.531 5.865 ± 0.7852
ea12 1342 1342/1342 1342 ± 0 5.594 5.284/6.27 5.755 ± 0.7259
ea13 1342 1342/1342 1342 ± 0 6.022 5.651/6.437 5.957 ± 0.9047
ea14 1342 1342/1342 1342 ± 0 6.051 5.651/6.66 6.091 ± 0.7806
ea15 1342 1342/1342 1342 ± 0 6.693 6.481/7.216 6.848 ± 0.4509
ea17 1342 1342/1342 1342 ± 0 6.314 5.871/7.087 6.409 ± 0.8314
ea18 1342 1342/1342 1342 ± 0 6.387 5.885/7.031 6.467 ± 0.7449
ea19 1342 1342/1342 1342 ± 0 6.037 5.571/6.678 6.084 ± 0.7914
ea20 1342 1342/1342 1342 ± 0 6.375 5.971/7.075 6.527 ± 0.7108
ea21 1342 1342/1342 1342 ± 0 5.48 5.212/6.055 5.638 ± 0.5621
ea22 1342 1342/1342 1342 ± 0 6.252 5.731/6.821 6.285 ± 0.7091
ea23 1342 1342/1342 1342 ± 0 6.134 5.544/6.431 6.049 ± 0.8086
ea24 1342 1342/1342 1342 ± 0 6.318 5.332/6.718 6.049 ± 0.6618
ea25 1342 1342/1342 1342 ± 0 6.512 5.838/7.184 6.534 ± 0.955
ea27 1342 1342/1342 1342 ± 0 5.742 5.352/6.469 5.768 ± 0.7401
ea28 1342 1342/1342 1342 ± 0 6.316 5.831/7.043 6.49 ± 0.6957
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 5.564 5.404/5.756 5.592 ± 0.2325
3 1342 1342/1342 1342 ± 0.00002447 4.362 4.027/4.673 4.427 ± 0.623
4 1342 1342/1342 1342 ± 0.00002423 5.379 5.203/5.709 5.462 ± 0.3305
5 1342 1342/1342 1342 ± 0.00002392 5.501 5.23/5.831 5.537 ± 0.2961
6 1342 1342/1342 1342 ± 0.00002392 5.526 5.26/5.726 5.483 ± 0.2862
7 1342 1342/1342 1342 ± 0.00002392 5.542 5.41/5.769 5.582 ± 0.2464
8 1342 1342/1342 1342 ± 0.00002392 5.559 5.26/5.739 5.515 ± 0.2865
9 1342 1342/1342 1342 ± 0.00002392 5.815 5.653/6.034 5.835 ± 0.2847
10 1342 1342/1342 1342 ± 0.00002349 6.344 6.21/6.435 6.327 ± 0.2733
11 1342 1342/1342 1342 ± 0.00002349 6.546 6.293/6.707 6.55 ± 0.2765
12 1342 1342/1342 1342 ± 0.00002349 6.689 6.462/6.871 6.683 ± 0.3306
13 1342 1342/1342 1342 ± 0.00002349 7.136 6.862/7.426 7.156 ± 0.3484
14 1342 1342/1342 1342 ± 0.00002349 7.403 7.047/7.634 7.349 ± 0.3527
15 1342 1342/1342 1342 ± 0.00002349 7.003 6.615/7.262 6.972 ± 0.3675
16 1342 1342/1342 1342 ± 0.00002349 6.344 6.101/6.788 6.42 ± 0.4139
17 1342 1342/1342 1342 ± 0.00002349 6.348 6.043/6.638 6.34 ± 0.3889
vis
VLASS3.2.sb45657603.eb46099145.60450.330123067135_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-30 00:48:57.607
End
2025-07-30 02:02:22.271
Duration
1:13:24.664
Note, WebLog generation is not included in the time.

CASA logs for stage 8