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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 6.181 5.811/6.772 6.294 ± 0.6246
ea02 1342 1342/1342 1342 ± 0.00002002 6.386 5.736/6.545 6.322 ± 0.6433
ea03 1342 1342/1342 1342 ± 0 6.469 5.528/6.943 6.365 ± 0.7672
ea04 1342 1342/1342 1342 ± 0.00002795 5.793 5.251/6.334 5.823 ± 0.6209
ea05 1342 1342/1342 1342 ± 0.00003112 5.829 5.565/6.871 6.119 ± 0.6864
ea06 1342 1342/1342 1342 ± 0 6.162 5.207/6.33 5.948 ± 0.681
ea07 1342 1342/1342 1342 ± 0 6.322 5.369/6.597 6.104 ± 0.8043
ea08 1342 1342/1342 1342 ± 0 6.49 5.755/6.986 6.499 ± 0.7491
ea09 1342 1342/1342 1342 ± 0.000004884 5.695 5.186/6.561 5.798 ± 0.6833
ea10 1342 1342/1342 1342 ± 0 5.902 5.482/6.475 5.962 ± 0.6247
ea11 1342 1342/1342 1342 ± 0.00003951 5.669 5.154/6.664 5.866 ± 0.7944
ea12 1342 1342/1342 1342 ± 0.000004369 5.603 5.399/6.476 5.892 ± 0.6735
ea14 1342 1342/1342 1342 ± 0.000002109 5.89 5.647/6.662 6.092 ± 0.6976
ea15 1342 1342/1342 1342 ± 0.00003551 5.882 5.53/6.595 6.078 ± 0.7164
ea16 1342 1342/1342 1342 ± 0 6.348 5.763/6.874 6.405 ± 0.7275
ea17 1342 1342/1342 1342 ± 0 6.382 5.849/7.241 6.495 ± 0.7109
ea18 1342 1342/1342 1342 ± 0 6.664 5.943/7.352 6.598 ± 0.7709
ea19 1342 1342/1342 1342 ± 0 6.142 5.61/6.877 6.161 ± 0.7241
ea20 1342 1342/1342 1342 ± 0 6.256 6.015/7.201 6.513 ± 0.7237
ea21 1342 1342/1342 1342 ± 0 5.565 5.12/6.029 5.639 ± 0.5539
ea22 1342 1342/1342 1342 ± 0 6.169 5.473/6.603 6.023 ± 0.6872
ea23 1342 1342/1342 1342 ± 0 6.011 5.589/6.538 6.169 ± 0.6828
ea24 1342 1342/1342 1342 ± 0 6.32 5.343/6.766 6.076 ± 0.765
ea25 1342 1342/1342 1342 ± 0 6.625 5.753/7.193 6.618 ± 0.8654
ea27 1342 1342/1342 1342 ± 0.000001288 6.23 5.535/6.74 6.166 ± 0.6762
ea28 1342 1342/1342 1342 ± 0 6.301 5.689/7.081 6.368 ± 0.7117
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 5.55 5.388/5.792 5.558 ± 0.2757
3 1342 1342/1342 1342 ± 0.00003748 4.957 4.726/5.211 5.017 ± 0.3351
4 1342 1342/1342 1342 ± 0.00003094 5.304 5.033/5.476 5.285 ± 0.3482
5 1342 1342/1342 1342 ± 0.00002348 5.556 5.219/5.752 5.523 ± 0.2997
6 1342 1342/1342 1342 ± 0.00002348 5.533 5.313/5.739 5.521 ± 0.2567
7 1342 1342/1342 1342 ± 0.00002348 5.576 5.413/5.759 5.567 ± 0.2337
8 1342 1342/1342 1342 ± 0.00002348 5.511 5.21/5.707 5.501 ± 0.2872
9 1342 1342/1342 1342 ± 0.00002348 5.84 5.668/6.034 5.838 ± 0.2948
10 1342 1342/1342 1342 ± 0.00002348 6.341 6.209/6.423 6.327 ± 0.2625
11 1342 1342/1342 1342 ± 0.00002348 6.603 6.358/6.698 6.563 ± 0.2703
12 1342 1342/1342 1342 ± 0.00002348 6.738 6.539/6.943 6.738 ± 0.3125
13 1342 1342/1342 1342 ± 0.00002348 7.225 6.966/7.495 7.233 ± 0.3273
14 1342 1342/1342 1342 ± 0.00002348 7.342 7.154/7.622 7.391 ± 0.3593
15 1342 1342/1342 1342 ± 0.00002348 7.091 6.803/7.342 7.078 ± 0.3379
16 1342 1342/1342 1342 ± 0.00003886 6.232 5.882/6.616 6.278 ± 0.4331
17 1342 1342/1342 1342 ± 0.0000393 6.176 5.851/6.471 6.164 ± 0.4055
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
datacolumn
residual_data
Start time
2025-07-31 04:25:52.315
End
2025-07-31 05:15:32.451
Duration
0:49:40.136
Note, WebLog generation is not included in the time.

CASA logs for stage 8