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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.965 5.414/6.311 5.92 ± 0.5769
ea02 1342 1342/1342 1342 ± 0.00001017 6.403 5.604/6.61 6.279 ± 0.6968
ea03 1342 1342/1342 1342 ± 0 6.109 5.425/6.688 6.149 ± 0.7294
ea04 1342 1342/1342 1342 ± 0.000005095 5.755 5.139/6.146 5.736 ± 0.59
ea05 1342 1342/1342 1342 ± 0.000001862 6.126 5.519/6.884 6.158 ± 0.6978
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.158 5.244/6.49 6.017 ± 0.7574
ea08 1342 1342/1342 1342 ± 0 6.546 5.692/6.862 6.392 ± 0.7115
ea09 1342 1342/1342 1342 ± 0 5.722 5.216/6.522 5.896 ± 0.6625
ea10 1342 1342/1342 1342 ± 0 5.803 5.197/6.26 5.757 ± 0.5995
ea11 1342 1342/1342 1342 ± 0 5.459 5.205/6.32 5.729 ± 0.6699
ea12 1342 1342/1342 1342 ± 0 5.745 5.372/6.406 5.901 ± 0.6013
ea13 1342 1342/1342 1342 ± 0 6.184 5.657/6.477 6.164 ± 0.6189
ea14 1342 1342/1342 1342 ± 0 6.241 5.738/6.7 6.296 ± 0.602
ea15 1342 1342/1342 1342 ± 0 6.034 5.314/6.397 5.948 ± 0.7175
ea16 1342 1342/1342 1342 ± 0 6.166 5.692/6.74 6.269 ± 0.7292
ea17 1342 1342/1342 1342 ± 0.000001318 6.352 5.809/7.132 6.421 ± 0.7499
ea18 1342 1342/1342 1342 ± 0 6.542 5.768/7.247 6.518 ± 0.725
ea19 1342 1342/1342 1342 ± 0 6.09 5.406/6.675 6.061 ± 0.6688
ea20 1342 1342/1342 1342 ± 0 6.029 5.63/6.741 6.176 ± 0.6042
ea21 1342 1342/1342 1342 ± 0 5.418 4.959/5.85 5.48 ± 0.5357
ea22 1342 1342/1342 1342 ± 0 7.042 6.817/7.532 7.165 ± 0.4202
ea23 1342 1342/1342 1342 ± 0 6.21 5.506/6.404 6.116 ± 0.6703
ea24 1342 1342/1342 1342 ± 0 6.264 5.401/6.732 6.036 ± 0.706
ea25 1342 1342/1342 1342 ± 0 6.379 5.573/6.962 6.404 ± 0.8134
ea27 1342 1342/1342 1342 ± 0 6.13 5.243/6.549 5.966 ± 0.705
ea28 1342 1342/1342 1342 ± 0 6.415 5.733/6.968 6.37 ± 0.6906
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 ± 0.00002416 5.388 5.213/5.5 5.365 ± 0.2272
4 1342 1342/1342 1342 ± 0.00002418 5.371 5.16/5.699 5.423 ± 0.3392
5 1342 1342/1342 1342 ± 0.00002418 5.437 5.168/5.559 5.4 ± 0.2809
6 1342 1342/1342 1342 ± 0.00002416 5.366 5.189/5.612 5.364 ± 0.268
7 1342 1342/1342 1342 ± 0.00002416 5.535 5.395/5.64 5.502 ± 0.2158
8 1342 1342/1342 1342 ± 0.00002416 5.402 5.303/5.596 5.423 ± 0.2486
9 1342 1342/1342 1342 ± 0.00002416 5.768 5.594/5.921 5.728 ± 0.2754
10 1342 1342/1342 1342 ± 0.0000237 6.191 6.032/6.386 6.203 ± 0.256
11 1342 1342/1342 1342 ± 0.0000237 6.462 6.287/6.591 6.429 ± 0.2712
12 1342 1342/1342 1342 ± 0.0000237 6.668 6.398/6.792 6.614 ± 0.3207
13 1342 1342/1342 1342 ± 0.0000237 7.169 6.865/7.313 7.091 ± 0.3256
14 1342 1342/1342 1342 ± 0.0000237 7.371 7.042/7.572 7.305 ± 0.3451
15 1342 1342/1342 1342 ± 0.0000237 7.003 6.826/7.307 7.004 ± 0.3647
16 1342 1342/1342 1342 ± 0.0000237 6.276 6.079/6.663 6.319 ± 0.3903
17 1342 1342/1342 1342 ± 0.00002372 6.314 6.08/6.525 6.275 ± 0.3736
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2025-07-24 03:03:54.609
End
2025-07-24 03:51:53.422
Duration
0:47:58.813
Note, WebLog generation is not included in the time.

CASA logs for stage 8