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

Statwt Summary Plot

VLASS3.2.sb45665927.eb46086746.60447.529309328704_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 6.167 5.42/6.587 6.088 ± 0.675
ea02 1342 1342/1342 1342 ± 0 6.179 5.433/6.39 6.066 ± 0.654
ea03 1342 1342/1342 1342 ± 0 6.242 5.395/6.904 6.234 ± 0.786
ea04 1342 1342/1342 1342 ± 0 5.816 5.136/6.14 5.716 ± 0.6247
ea05 1342 1342/1342 1342 ± 0 6.112 5.288/6.759 6.035 ± 0.6942
ea06 1342 1342/1342 1342 ± 0 6.217 5.105/6.376 5.895 ± 0.7296
ea07 1342 1342/1342 1342 ± 0 6.095 5.085/6.492 5.912 ± 0.7964
ea08 1342 1342/1342 1342 ± 0 6.556 5.547/6.834 6.311 ± 0.7456
ea09 1342 1342/1342 1342 ± 0 5.739 5.057/6.42 5.722 ± 0.7236
ea10 1342 1342/1342 1342 ± 0 5.848 5.028/6.223 5.696 ± 0.6424
ea11 1342 1342/1342 1342 ± 0 5.824 5.264/6.492 5.901 ± 0.7227
ea12 1342 1342/1342 1342 ± 0 5.662 5.02/6.262 5.683 ± 0.6507
ea13 1342 1342/1342 1342 ± 0 5.968 5.303/6.281 5.889 ± 0.5742
ea14 1342 1342/1342 1342 ± 0 6.178 5.469/6.499 6.06 ± 0.6435
ea15 1342 1342/1342 1342 ± 0 6.163 5.446/6.553 6.05 ± 0.7371
ea16 1342 1342/1342 1342 ± 0 6.33 5.74/6.793 6.298 ± 0.7334
ea17 1342 1342/1342 1342 ± 0 6.167 5.689/7.06 6.314 ± 0.7599
ea18 1342 1342/1342 1342 ± 0 6.412 5.673/7.043 6.334 ± 0.7573
ea19 1342 1342/1342 1342 ± 0 6.234 5.356/6.6 6.077 ± 0.6705
ea20 1342 1342/1342 1342 ± 0 6.396 5.69/7.106 6.379 ± 0.7402
ea21 1342 1342/1342 1342 ± 0 5.625 5.174/6.088 5.65 ± 0.5727
ea22 1342 1342/1342 1342 ± 0 6.253 5.451/6.578 6.089 ± 0.6623
ea23 1342 1342/1342 1342 ± 0 6.191 5.32/6.364 6.04 ± 0.7355
ea24 1342 1342/1342 1342 ± 0 6.068 4.956/6.535 5.726 ± 0.8739
ea25 1342 1342/1342 1342 ± 0 6.801 5.801/7.28 6.68 ± 0.8615
ea27 1342 1342/1342 1342 ± 0 6.093 5.237/6.526 5.932 ± 0.7072
ea28 1342 1342/1342 1342 ± 0 6.407 5.679/7.005 6.346 ± 0.7062
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 ± 0.00002338 5.282 5.148/5.484 5.296 ± 0.2775
4 1342 1342/1342 1342 ± 0.00002753 5.124 4.956/5.313 5.114 ± 0.3532
5 1342 1342/1342 1342 ± 0.00002338 5.248 4.982/5.493 5.252 ± 0.2771
6 1342 1342/1342 1342 ± 0.00002338 5.209 4.937/5.403 5.191 ± 0.2847
7 1342 1342/1342 1342 ± 0.00002338 5.354 5.223/5.619 5.405 ± 0.2439
8 1342 1342/1342 1342 ± 0.00002338 5.404 5.172/5.552 5.395 ± 0.2692
9 1342 1342/1342 1342 ± 0.00002338 5.753 5.578/5.923 5.74 ± 0.2813
10 1342 1342/1342 1342 ± 0.00002338 6.236 6.102/6.328 6.218 ± 0.2427
11 1342 1342/1342 1342 ± 0.00002338 6.446 6.202/6.581 6.428 ± 0.2653
12 1342 1342/1342 1342 ± 0.00002338 6.552 6.273/6.796 6.582 ± 0.3117
13 1342 1342/1342 1342 ± 0.00002338 6.987 6.821/7.335 7.034 ± 0.3259
14 1342 1342/1342 1342 ± 0.00002338 7.194 6.988/7.512 7.213 ± 0.3287
15 1342 1342/1342 1342 ± 0.00002338 6.933 6.578/7.157 6.905 ± 0.3403
16 1342 1342/1342 1342 ± 0.00002338 6.378 6.118/6.653 6.354 ± 0.3561
17 1342 1342/1342 1342 ± 0.00002338 6.296 6.028/6.487 6.271 ± 0.3385
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
output_dir
 
Start time
2025-08-07 03:19:40.869
End
2025-08-07 03:50:07.119
Duration
0:30:26.250
Note, WebLog generation is not included in the time.

CASA logs for stage 8