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 6.277 5.666/6.705 6.241 ± 0.655
ea02 1342 1342/1342 1342 ± 0 5.908 5.163/6.107 5.802 ± 0.6165
ea03 1342 1342/1342 1342 ± 0 6.331 5.555/6.989 6.33 ± 0.8005
ea04 1342 1342/1342 1342 ± 0 5.723 5.195/6.173 5.749 ± 0.6038
ea05 1342 1342/1342 1342 ± 0 6.223 5.442/6.914 6.189 ± 0.7069
ea06 1342 1342/1342 1342 ± 0 6.383 5.335/6.581 6.095 ± 0.7268
ea07 1342 1342/1342 1342 ± 0 5.934 5.143/6.259 5.801 ± 0.7217
ea08 1342 1342/1342 1342 ± 0 5.895 4.916/6.095 5.649 ± 0.7048
ea09 1342 1342/1342 1342 ± 0 5.612 5.016/6.348 5.704 ± 0.6745
ea10 1342 1342/1342 1342 ± 0 5.858 5.289/6.317 5.803 ± 0.617
ea11 1342 1342/1342 1342 ± 0 5.8 5.422/6.681 5.994 ± 0.7429
ea12 1342 1342/1342 1342 ± 0 5.878 5.421/6.499 5.951 ± 0.6415
ea13 1342 1342/1342 1342 ± 0 5.625 4.84/5.721 5.403 ± 0.5557
ea14 1342 1342/1342 1342 ± 0 6.296 5.72/6.78 6.319 ± 0.6162
ea15 1342 1342/1342 1342 ± 0 6.307 5.598/6.719 6.237 ± 0.7321
ea16 1342 1342/1342 1342 ± 0 6.476 5.873/7.005 6.504 ± 0.7463
ea17 1342 1342/1342 1342 ± 0 6.156 5.704/7.066 6.327 ± 0.7329
ea18 1342 1342/1342 1342 ± 0 6.113 5.62/6.459 5.974 ± 0.5781
ea19 1342 1342/1342 1342 ± 0 6.271 5.605/6.836 6.259 ± 0.684
ea20 1342 1342/1342 1342 ± 0 6.296 5.63/6.884 6.214 ± 0.7123
ea21 1342 1342/1342 1342 ± 0 5.643 5.095/6.046 5.63 ± 0.569
ea22 1342 1342/1342 1342 ± 0 5.688 4.966/6.033 5.551 ± 0.6211
ea23 1342 1342/1342 1342 ± 0 6.249 5.6/6.458 6.169 ± 0.6911
ea24 1342 1342/1342 1342 ± 0 5.648 4.864/5.91 5.404 ± 0.6682
ea25 1342 1342/1342 1342 ± 0 6.702 5.844/7.243 6.657 ± 0.8613
ea27 1342 1342/1342 1342 ± 0 6.215 5.4/6.662 6.086 ± 0.6982
ea28 1342 1342/1342 1342 ± 0 6.048 5.347/6.611 5.96 ± 0.6903
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 5.525 5.313/5.657 5.445 ± 0.3288
4 1342 1342/1342 1342 ± 0.00002392 5.269 5.009/5.414 5.297 ± 0.3426
5 1342 1342/1342 1342 ± 0.00002395 5.183 5.009/5.386 5.192 ± 0.3271
6 1342 1342/1342 1342 ± 0.00002368 5.12 4.959/5.406 5.185 ± 0.2948
7 1342 1342/1342 1342 ± 0.00002348 5.435 5.022/5.603 5.36 ± 0.3296
8 1342 1342/1342 1342 ± 0.00002312 5.346 5.117/5.635 5.338 ± 0.3736
9 1342 1342/1342 1342 ± 0.00002312 5.752 5.384/5.924 5.673 ± 0.3725
10 1342 1342/1342 1342 ± 0.00002312 6.157 5.831/6.382 6.119 ± 0.3273
11 1342 1342/1342 1342 ± 0.00002312 6.389 6.034/6.682 6.345 ± 0.3398
12 1342 1342/1342 1342 ± 0.00002305 6.503 6.115/6.836 6.488 ± 0.3976
13 1342 1342/1342 1342 ± 0.00002305 6.987 6.638/7.333 6.961 ± 0.4514
14 1342 1342/1342 1342 ± 0.00002305 7.156 6.802/7.441 7.142 ± 0.4415
15 1342 1342/1342 1342 ± 0.00002305 6.868 6.508/7.119 6.847 ± 0.4248
16 1342 1342/1342 1342 ± 0.00002305 6.248 5.961/6.516 6.271 ± 0.3809
17 1342 1342/1342 1342 ± 0.00002305 6.192 5.934/6.57 6.201 ± 0.3802
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
Start time
2025-07-29 06:32:08.686
End
2025-07-29 07:48:19.315
Duration
1:16:10.630
Note, WebLog generation is not included in the time.

CASA logs for stage 8