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

Statwt Summary Plot

VLASS2.1.sb38523814.eb38632964.59098.28982543982_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 5.627 5.126/6.258 5.72 ± 0.6736
ea02 1342 1342/1342 1342 ± 0.000002544 5.714 5.338/6.633 5.968 ± 0.7721
ea04 1342 1342/1342 1342 ± 0 5.381 4.77/5.874 5.409 ± 0.6346
ea05 1342 1342/1342 1342 ± 0.00002314 5.754 4.882/6.244 5.535 ± 0.7044
ea06 1342 1342/1342 1342 ± 0 4.747 4.324/5.178 4.742 ± 0.4674
ea07 1342 1342/1342 1342 ± 0.000004405 6.129 5.288/6.46 6.02 ± 0.7038
ea08 1342 1342/1342 1342 ± 0.00002038 5.668 5.468/6.839 6.107 ± 0.8169
ea09 1342 1342/1342 1342 ± 0 5.38 5.024/6.441 5.584 ± 0.7237
ea10 1342 1342/1342 1342 ± 0.00001892 5.995 5.224/6.829 5.985 ± 0.8489
ea11 1342 1342/1342 1342 ± 0.000001469 6.052 5.058/6.528 5.895 ± 0.7932
ea12 1342 1342/1342 1342 ± 0 5.825 5.066/6.376 5.802 ± 0.7189
ea13 1342 1342/1342 1342 ± 0 5.756 5.374/6.179 5.864 ± 0.6054
ea14 1342 1342/1342 1342 ± 0 6 5.031/6.411 5.818 ± 0.7548
ea15 1342 1342/1342 1342 ± 0 5.549 4.677/6.022 5.464 ± 0.7717
ea16 1342 1342/1342 1342 ± 0 6.128 5.435/6.708 6.19 ± 0.8177
ea17 1342 1342/1342 1342 ± 0.00002269 6.053 5.287/6.931 6.117 ± 0.8228
ea18 1342 1342/1342 1342 ± 0.000001469 5.184 4.615/5.699 5.175 ± 0.6133
ea19 1342 1342/1342 1342 ± 0 6.055 5.247/6.603 5.979 ± 0.791
ea20 1342 1342/1342 1342 ± 0 6.297 5.36/6.86 6.142 ± 0.7652
ea21 1342 1342/1342 1342 ± 0 5.74 5.03/6.255 5.681 ± 0.6796
ea22 1342 1342/1342 1342 ± 0 5.35 5.045/6.306 5.666 ± 0.7042
ea23 1342 1342/1342 1342 ± 0 6.228 5.4/6.748 6.159 ± 0.794
ea25 1342 1342/1342 1342 ± 0.000006226 5.815 5.101/6.385 5.751 ± 0.7337
ea26 1342 1342/1342 1342 ± 0 5.717 5.266/6.765 5.946 ± 0.7973
ea27 1342 1342/1342 1342 ± 0.00002708 5.752 5.061/6.553 5.761 ± 0.7805
ea28 1342 1342/1342 1342 ± 0.00003587 5.621 5.273/6.725 5.899 ± 0.8082
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 ± 0.0000283 5.005 4.759/5.108 4.936 ± 0.2421
3 1342 1342/1342 1342 ± 0.0000317 4.805 4.709/5.055 4.837 ± 0.2594
4 1342 1342/1342 1342 ± 0.00003635 5.109 4.722/5.415 5.103 ± 0.4173
5 1342 1342/1342 1342 ± 0.00002475 5.076 4.933/5.268 5.089 ± 0.3254
6 1342 1342/1342 1342 ± 0.00002437 5.097 4.927/5.291 5.086 ± 0.3011
7 1342 1342/1342 1342 ± 0.00002418 5.222 5.068/5.371 5.154 ± 0.2871
8 1342 1342/1342 1342 ± 0.00002404 5.251 5.055/5.426 5.178 ± 0.3326
9 1342 1342/1342 1342 ± 0.00002392 5.55 5.325/5.763 5.481 ± 0.3797
10 1342 1342/1342 1342 ± 0.00002406 6.059 5.827/6.271 6.003 ± 0.3517
11 1342 1342/1342 1342 ± 0.00002377 6.308 6.082/6.511 6.235 ± 0.3796
12 1342 1342/1342 1342 ± 0.00002362 6.458 6.257/6.708 6.421 ± 0.4056
13 1342 1342/1342 1342 ± 0.00002357 6.964 6.683/7.164 6.895 ± 0.4248
14 1342 1342/1342 1342 ± 0.00002357 7.126 6.842/7.412 7.074 ± 0.4699
15 1342 1342/1342 1342 ± 0.00002352 6.752 6.493/6.937 6.651 ± 0.4589
16 1342 1342/1342 1342 ± 0.00003345 5.835 5.633/6.241 5.89 ± 0.4145
17 1342 1342/1342 1342 ± 0.00003272 5.889 5.588/6.121 5.879 ± 0.3895
statwtmode
VLASS-SE
vis
VLASS2.1.sb38523814.eb38632964.59098.28982543982_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-03-07 21:04:11.287
End
2025-03-07 21:36:58.002
Duration
0:32:46.715
Note, WebLog generation is not included in the time.

CASA logs for stage 8