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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.38 5.225/5.844 5.41 ± 0.7454
ea02 1342 1342/1342 1342 ± 0.00004272 5.792 5.367/6.493 5.716 ± 0.9659
ea04 1342 1342/1342 1342 ± 0.000008553 5.111 4.951/5.977 5.277 ± 0.7935
ea05 1342 1342/1342 1342 ± 0.00001511 5.393 5.075/6.117 5.502 ± 0.7602
ea06 1342 1342/1342 1342 ± 0.000005884 4.897 4.737/5.579 4.952 ± 0.6838
ea07 1342 1342/1342 1342 ± 0.00003445 5.838 5.407/6.197 5.744 ± 0.6482
ea08 1342 1342/1342 1342 ± 0.00004391 5.824 5.584/6.623 5.849 ± 0.9753
ea09 1342 1342/1342 1342 ± 0.00002659 5.201 4.932/5.922 5.232 ± 0.7758
ea10 1342 1342/1342 1342 ± 0.0000392 4.999 4.679/5.542 5.02 ± 0.5182
ea11 1342 1342/1342 1342 ± 0.00003858 5.672 5.343/6.527 5.749 ± 0.9284
ea12 1342 1342/1342 1342 ± 0.000002747 5.395 5.177/6.019 5.468 ± 0.8874
ea13 1342 1342/1342 1342 ± 0.00002985 5.866 5.712/6.313 5.753 ± 0.8197
ea14 1342 1342/1342 1342 ± 0.00001035 5.632 5.287/6.477 5.655 ± 0.782
ea15 1342 1342/1342 1342 ± 0.000001597 5.345 5.266/6.344 5.611 ± 0.9314
ea16 1342 1342/1342 1342 ± 0.00003474 5.633 5.367/6.43 5.75 ± 0.8857
ea17 1342 1342/1342 1342 ± 0.00004391 5.768 5.394/6.44 5.735 ± 0.9452
ea18 1342 1342/1342 1342 ± 0.00002747 4.972 4.683/5.63 4.99 ± 0.6829
ea19 1342 1342/1342 1342 ± 0 5.641 5.488/6.461 5.772 ± 0.82
ea20 1342 1342/1342 1342 ± 0.00001246 5.811 5.543/6.7 5.889 ± 0.976
ea21 1342 1342/1342 1342 ± 0.00002668 5.388 5.298/6.272 5.53 ± 0.779
ea22 1342 1342/1342 1342 ± 0.00003766 5.407 5.211/6.453 5.555 ± 0.9273
ea23 1342 1342/1342 1342 ± 0.00004103 5.612 5.406/6.418 5.752 ± 0.8685
ea24 1342 1342/1342 1342 ± 0.00002489 5.08 4.989/6.058 5.278 ± 0.742
ea25 1342 1342/1342 1342 ± 0.00004284 5.308 5.168/6.154 5.438 ± 0.8343
ea26 1342 1342/1342 1342 ± 0.00003044 5.693 5.632/6.743 5.893 ± 0.9521
ea27 1342 1342/1342 1342 ± 0.00003496 5.593 5.224/6.541 5.725 ± 0.762
ea28 1342 1342/1342 1342 ± 0.00004353 5.653 5.366/6.483 5.695 ± 0.8464
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 ± 0.00002314 5.444 5.254/5.635 5.403 ± 0.3142
4 1342 1342/1342 1342 ± 0.00002392 5.177 4.93/5.469 5.189 ± 0.3319
5 1342 1342/1342 1342 ± 0.00002314 5.305 5.041/5.433 5.254 ± 0.3245
6 1342 1342/1342 1342 ± 0.00002314 5.354 5.126/5.558 5.333 ± 0.2934
7 1342 1342/1342 1342 ± 0.00002314 5.374 5.204/5.542 5.331 ± 0.2868
8 1342 1342/1342 1342 ± 0.00002314 5.366 5.053/5.489 5.267 ± 0.317
9 1342 1342/1342 1342 ± 0.00002353 5.614 5.277/5.836 5.528 ± 0.3276
10 1342 1342/1342 1342 ± 0.00002314 6.035 5.751/6.133 5.931 ± 0.3292
11 1342 1342/1342 1342 ± 0.00002314 6.313 6.021/6.481 6.224 ± 0.3409
12 1342 1342/1342 1342 ± 0.00002314 6.453 6.205/6.613 6.381 ± 0.3523
13 1342 1342/1342 1342 ± 0.00002314 6.693 6.429/6.877 6.605 ± 0.3852
14 1342 1342/1342 1342 ± 0.00003858 6.307 5.958/6.595 6.276 ± 0.5172
15 1342 1342/1342 1342 ± 0.00002314 6.616 6.218/6.775 6.473 ± 0.4503
16 1342 1342/1342 1342 ± 0.00006102 3.936 3.74/4.073 3.958 ± 0.3534
17 1342 1342/1342 1342 ± 0.00006102 3.91 3.777/4.07 3.939 ± 0.2537
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-02-19 04:14:00.252
End
2025-02-19 04:48:11.613
Duration
0:34:11.361
Note, WebLog generation is not included in the time.

CASA logs for stage 8