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 6.252 5.543/6.66 6.2 ± 0.6695
ea02 1342 1342/1342 1342 ± 0 6.32 5.551/6.559 6.229 ± 0.6566
ea03 1342 1342/1342 1342 ± 0 6.336 5.503/6.985 6.339 ± 0.7787
ea04 1342 1342/1342 1342 ± 0 5.708 5.13/6.121 5.674 ± 0.6438
ea05 1342 1342/1342 1342 ± 0 6.143 5.316/6.765 6.049 ± 0.7208
ea06 1342 1342/1342 1342 ± 0 6.294 5.243/6.514 6.013 ± 0.7123
ea07 1342 1342/1342 1342 ± 0 6.242 5.299/6.626 6.09 ± 0.7937
ea08 1342 1342/1342 1342 ± 0 6.648 5.656/6.883 6.443 ± 0.7182
ea09 1342 1342/1342 1342 ± 0 5.738 5.086/6.512 5.784 ± 0.729
ea10 1342 1342/1342 1342 ± 0 5.922 5.178/6.334 5.811 ± 0.6513
ea11 1342 1342/1342 1342 ± 0 5.8 5.372/6.581 5.911 ± 0.7405
ea12 1342 1342/1342 1342 ± 0 5.75 5.173/6.355 5.819 ± 0.6472
ea13 1342 1342/1342 1342 ± 0 6.096 5.419/6.319 5.98 ± 0.5657
ea14 1342 1342/1342 1342 ± 0 6.212 5.539/6.563 6.15 ± 0.644
ea15 1342 1342/1342 1342 ± 0 6.203 5.531/6.602 6.108 ± 0.7319
ea16 1342 1342/1342 1342 ± 0 6.394 5.863/6.904 6.445 ± 0.7236
ea17 1342 1342/1342 1342 ± 0 6.304 5.75/7.196 6.435 ± 0.7678
ea18 1342 1342/1342 1342 ± 0 6.51 5.806/7.147 6.452 ± 0.7322
ea19 1342 1342/1342 1342 ± 0 6.211 5.457/6.713 6.134 ± 0.6799
ea20 1342 1342/1342 1342 ± 0 6.505 5.826/7.143 6.472 ± 0.7274
ea21 1342 1342/1342 1342 ± 0 5.614 5.219/6.098 5.694 ± 0.5567
ea22 1342 1342/1342 1342 ± 0 6.284 5.56/6.635 6.112 ± 0.6744
ea23 1342 1342/1342 1342 ± 0 6.218 5.394/6.364 6.06 ± 0.7225
ea24 1342 1342/1342 1342 ± 0 6.271 5.139/6.692 5.885 ± 0.8708
ea25 1342 1342/1342 1342 ± 0 6.762 5.903/7.278 6.712 ± 0.8473
ea27 1342 1342/1342 1342 ± 0 6.181 5.297/6.626 6.047 ± 0.7126
ea28 1342 1342/1342 1342 ± 0 6.398 5.752/7.033 6.372 ± 0.7202
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 ± 0.00002326 5.397 5.198/5.537 5.385 ± 0.2542
4 1342 1342/1342 1342 ± 0.00002352 5.307 5.076/5.415 5.282 ± 0.3726
5 1342 1342/1342 1342 ± 0.00002326 5.412 5.234/5.667 5.445 ± 0.3017
6 1342 1342/1342 1342 ± 0.00002326 5.329 5.074/5.508 5.284 ± 0.2883
7 1342 1342/1342 1342 ± 0.00002326 5.471 5.312/5.743 5.499 ± 0.2407
8 1342 1342/1342 1342 ± 0.00002326 5.487 5.219/5.646 5.475 ± 0.2768
9 1342 1342/1342 1342 ± 0.00002326 5.8 5.696/5.972 5.807 ± 0.2841
10 1342 1342/1342 1342 ± 0.00002326 6.304 6.213/6.39 6.288 ± 0.2532
11 1342 1342/1342 1342 ± 0.00002326 6.5 6.312/6.697 6.508 ± 0.2668
12 1342 1342/1342 1342 ± 0.00002326 6.63 6.375/6.903 6.65 ± 0.3211
13 1342 1342/1342 1342 ± 0.00002326 7.127 6.928/7.453 7.152 ± 0.3363
14 1342 1342/1342 1342 ± 0.00002326 7.334 7.077/7.599 7.338 ± 0.3375
15 1342 1342/1342 1342 ± 0.00002326 7.028 6.674/7.228 7.002 ± 0.3428
16 1342 1342/1342 1342 ± 0.00002326 6.43 6.151/6.696 6.416 ± 0.3584
17 1342 1342/1342 1342 ± 0.00002326 6.372 6.13/6.575 6.344 ± 0.3511
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS3.2.sb45665927.eb46086746.60447.529309328704_split_split.ms
Start time
2025-07-29 07:55:08.578
End
2025-07-29 09:12:44.557
Duration
1:17:35.979
Note, WebLog generation is not included in the time.

CASA logs for stage 8