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

Statwt Summary Plot

VLASS3.2.sb45669584.eb45749254.60430.55515966435_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 5.898 5.37/6.265 5.881 ± 0.5728
ea02 1342 1342/1342 1342 ± 0 6.426 5.728/6.615 6.315 ± 0.6248
ea03 1342 1342/1342 1342 ± 0 6.123 5.428/6.704 6.159 ± 0.7148
ea04 1342 1342/1342 1342 ± 0 5.689 5.233/6.073 5.741 ± 0.5163
ea05 1342 1342/1342 1342 ± 0 6.072 5.494/6.735 6.087 ± 0.6456
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.127 5.259/6.457 6 ± 0.7105
ea08 1342 1342/1342 1342 ± 0 6.532 5.802/6.857 6.418 ± 0.6397
ea09 1342 1342/1342 1342 ± 0 5.758 5.268/6.49 5.891 ± 0.6438
ea10 1342 1342/1342 1342 ± 0 5.743 5.216/6.19 5.726 ± 0.5449
ea11 1342 1342/1342 1342 ± 0.0000012 5.405 5.216/6.22 5.653 ± 0.6117
ea12 1342 1342/1342 1342 ± 0 5.75 5.296/6.281 5.84 ± 0.5714
ea13 1342 1342/1342 1342 ± 0 6.152 5.789/6.457 6.219 ± 0.5263
ea14 1342 1342/1342 1342 ± 0.0000012 6.123 5.759/6.637 6.256 ± 0.5443
ea15 1342 1342/1342 1342 ± 0 6.169 5.549/6.578 6.14 ± 0.7001
ea16 1342 1342/1342 1342 ± 0 6.233 5.73/6.752 6.308 ± 0.6796
ea17 1342 1342/1342 1342 ± 0 6.397 5.802/7.083 6.407 ± 0.7094
ea18 1342 1342/1342 1342 ± 0 6.595 5.99/7.244 6.568 ± 0.671
ea19 1342 1342/1342 1342 ± 0 6.071 5.517/6.561 6.051 ± 0.5939
ea20 1342 1342/1342 1342 ± 0 5.964 5.519/6.603 6.03 ± 0.6055
ea21 1342 1342/1342 1342 ± 0 5.553 5.206/5.991 5.648 ± 0.4988
ea22 1342 1342/1342 1342 ± 0 6.947 6.784/7.422 7.09 ± 0.3835
ea23 1342 1342/1342 1342 ± 0 6.217 5.542/6.378 6.125 ± 0.6414
ea24 1342 1342/1342 1342 ± 0 6.32 5.535/6.721 6.115 ± 0.6144
ea25 1342 1342/1342 1342 ± 0 6.508 5.743/7.007 6.495 ± 0.7919
ea27 1342 1342/1342 1342 ± 0 6.128 5.435/6.55 6.017 ± 0.6417
ea28 1342 1342/1342 1342 ± 0 6.468 5.895/7.007 6.458 ± 0.6442
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 ± 0.00002406 5.557 5.393/5.729 5.557 ± 0.2291
4 1342 1342/1342 1342 ± 0.00002408 5.363 5.172/5.794 5.452 ± 0.3529
5 1342 1342/1342 1342 ± 0.00002406 5.359 5.193/5.6 5.397 ± 0.2914
6 1342 1342/1342 1342 ± 0.00002406 5.388 5.184/5.705 5.422 ± 0.2842
7 1342 1342/1342 1342 ± 0.00002406 5.563 5.435/5.729 5.553 ± 0.2177
8 1342 1342/1342 1342 ± 0.00002406 5.484 5.342/5.713 5.493 ± 0.2566
9 1342 1342/1342 1342 ± 0.00002406 5.76 5.65/5.986 5.774 ± 0.2802
10 1342 1342/1342 1342 ± 0.00002361 6.228 6.066/6.425 6.206 ± 0.263
11 1342 1342/1342 1342 ± 0.00002361 6.487 6.242/6.601 6.434 ± 0.2879
12 1342 1342/1342 1342 ± 0.00002361 6.559 6.306/6.742 6.578 ± 0.3188
13 1342 1342/1342 1342 ± 0.00002361 7.065 6.827/7.229 7.011 ± 0.3318
14 1342 1342/1342 1342 ± 0.00002361 7.302 6.983/7.538 7.232 ± 0.3484
15 1342 1342/1342 1342 ± 0.00002361 7.017 6.722/7.317 6.96 ± 0.3726
16 1342 1342/1342 1342 ± 0.00002362 6.275 6.072/6.692 6.315 ± 0.3914
17 1342 1342/1342 1342 ± 0.00002361 6.329 6.117/6.562 6.296 ± 0.3757
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45669584.eb45749254.60430.55515966435_split_split.ms
statwtmode
VLASS-SE
Start time
2025-07-24 09:44:35.600
End
2025-07-24 10:46:03.771
Duration
1:01:28.171
Note, WebLog generation is not included in the time.

CASA logs for stage 8