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

Statwt Summary Plot

VLASS3.2.sb45651824.eb45865366.60434.814344212966_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 6.223 5.158/6.705 5.965 ± 0.8859
ea02 1342 1342/1342 1342 ± 0 6.182 5.434/6.498 6.161 ± 0.6825
ea03 1342 1342/1342 1342 ± 0 6.149 5.152/6.666 5.978 ± 0.8103
ea04 1342 1342/1342 1342 ± 0 5.657 5.076/5.965 5.592 ± 0.572
ea05 1342 1342/1342 1342 ± 0 5.956 5.282/6.646 5.948 ± 0.7037
ea06 1342 1342/1342 1342 ± 0 5.913 4.97/6.122 5.664 ± 0.7073
ea07 1342 1342/1342 1342 ± 0 6.199 5.143/6.336 5.887 ± 0.7787
ea08 1342 1342/1342 1342 ± 0 6.602 5.354/6.924 6.282 ± 0.8436
ea09 1342 1342/1342 1342 ± 0 5.737 5.035/6.42 5.749 ± 0.7322
ea10 1342 1342/1342 1342 ± 0 5.509 4.773/6.113 5.476 ± 0.6736
ea11 1342 1342/1342 1342 ± 0 5.432 4.778/6.196 5.512 ± 0.7493
ea12 1342 1342/1342 1342 ± 0 5.595 5.134/6.302 5.71 ± 0.6624
ea13 1342 1342/1342 1342 ± 0 6.283 5.504/6.375 6.054 ± 0.5722
ea14 1342 1342/1342 1342 ± 0 6.081 5.428/6.593 6.049 ± 0.6439
ea15 1342 1342/1342 1342 ± 0 6.382 5.61/6.819 6.379 ± 0.7586
ea16 1342 1342/1342 1342 ± 0 6.293 5.46/6.728 6.145 ± 0.8005
ea17 1342 1342/1342 1342 ± 0 6.301 5.553/7.106 6.25 ± 0.7718
ea18 1342 1342/1342 1342 ± 0 6.402 5.654/7.262 6.413 ± 0.8078
ea19 1342 1342/1342 1342 ± 0.000008719 5.992 4.814/6.645 5.718 ± 0.9165
ea20 1342 1342/1342 1342 ± 0 6.466 6.242/6.799 6.56 ± 0.3337
ea21 1342 1342/1342 1342 ± 0 5.481 5.066/6.042 5.608 ± 0.5666
ea22 1342 1342/1342 1342 ± 0 6.36 5.333/6.832 6.14 ± 0.809
ea23 1342 1342/1342 1342 ± 0 5.83 5.279/6.433 5.944 ± 0.7852
ea24 1342 1342/1342 1342 ± 0 6.192 5.024/6.583 5.774 ± 0.8134
ea25 1342 1342/1342 1342 ± 0 6.595 5.323/6.957 6.307 ± 0.9483
ea27 1342 1342/1342 1342 ± 0 5.801 5.064/6.48 5.776 ± 0.7413
ea28 1342 1342/1342 1342 ± 0 6.514 5.573/7.033 6.365 ± 0.7854
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 ± 0.00002348 5.073 4.894/5.293 5.112 ± 0.3183
4 1342 1342/1342 1342 ± 0.00002465 4.984 4.773/5.293 5.017 ± 0.335
5 1342 1342/1342 1342 ± 0.00002348 5.316 5.094/5.639 5.342 ± 0.3084
6 1342 1342/1342 1342 ± 0.00002348 5.146 4.958/5.507 5.178 ± 0.296
7 1342 1342/1342 1342 ± 0.00002348 5.269 5.057/5.403 5.241 ± 0.2529
8 1342 1342/1342 1342 ± 0.00002348 5.154 4.975/5.42 5.183 ± 0.2847
9 1342 1342/1342 1342 ± 0.00002348 5.516 5.251/5.762 5.498 ± 0.2865
10 1342 1342/1342 1342 ± 0.00002349 6.202 6.11/6.373 6.196 ± 0.2661
11 1342 1342/1342 1342 ± 0.00002307 6.398 6.22/6.584 6.406 ± 0.2759
12 1342 1342/1342 1342 ± 0.00002307 6.591 6.344/6.735 6.561 ± 0.3199
13 1342 1342/1342 1342 ± 0.00002307 7.025 6.699/7.31 6.996 ± 0.3436
14 1342 1342/1342 1342 ± 0.00002307 7.196 6.926/7.492 7.191 ± 0.3565
15 1342 1342/1342 1342 ± 0.00002307 6.843 6.602/7.247 6.874 ± 0.3916
16 1342 1342/1342 1342 ± 0.00002391 6.282 5.941/6.584 6.246 ± 0.4201
17 1342 1342/1342 1342 ± 0.00002307 6.229 5.993/6.5 6.209 ± 0.3953
output_dir
 
vis
VLASS3.2.sb45651824.eb45865366.60434.814344212966_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-08-01 07:42:08.604
End
2025-08-01 08:10:33.922
Duration
0:28:25.318
Note, WebLog generation is not included in the time.

CASA logs for stage 8