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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.474 5.208/5.941 5.57 ± 0.4766
ea02 1342 1342/1342 1342 ± 0 6.335 5.646/6.47 6.25 ± 0.5956
ea03 1342 1342/1342 1342 ± 0 6.351 5.471/6.749 6.245 ± 0.7049
ea04 1342 1342/1342 1342 ± 0.00002815 5.635 5.256/6.08 5.715 ± 0.5215
ea05 1342 1342/1342 1342 ± 0.00002586 5.683 5.428/6.594 5.942 ± 0.6416
ea06 1342 1342/1342 1342 ± 0 6.03 5.138/6.233 5.781 ± 0.6202
ea07 1342 1342/1342 1342 ± 0 6.107 5.264/6.32 5.959 ± 0.7029
ea08 1342 1342/1342 1342 ± 0 6.533 5.681/6.862 6.414 ± 0.6532
ea09 1342 1342/1342 1342 ± 0.000004733 5.667 5.207/6.466 5.76 ± 0.6583
ea10 1342 1342/1342 1342 ± 0 5.509 5.152/6.058 5.587 ± 0.5447
ea11 1342 1342/1342 1342 ± 0.00004137 5.364 5.088/6.236 5.623 ± 0.6339
ea12 1342 1342/1342 1342 ± 0.00002009 5.514 5.352/6.315 5.825 ± 0.5726
ea13 1342 1342/1342 1342 ± 0 6.003 5.645/6.505 6.083 ± 0.665
ea14 1342 1342/1342 1342 ± 0.00000179 5.923 5.641/6.593 6.151 ± 0.5665
ea15 1342 1342/1342 1342 ± 0.00003518 5.938 5.664/6.707 6.204 ± 0.6965
ea17 1342 1342/1342 1342 ± 0 6.244 5.814/7.074 6.368 ± 0.6646
ea18 1342 1342/1342 1342 ± 0 6.506 5.89/7.159 6.475 ± 0.6845
ea19 1342 1342/1342 1342 ± 0.000004899 5.987 5.412/6.51 5.979 ± 0.5935
ea20 1342 1342/1342 1342 ± 0 5.742 5.513/6.61 5.989 ± 0.6259
ea21 1342 1342/1342 1342 ± 0 5.478 5.082/5.887 5.548 ± 0.4988
ea22 1342 1342/1342 1342 ± 0 6.49 5.931/6.956 6.433 ± 0.6658
ea23 1342 1342/1342 1342 ± 0 5.871 5.508/6.399 6.043 ± 0.6386
ea24 1342 1342/1342 1342 ± 0 6.107 5.315/6.628 5.965 ± 0.6864
ea25 1342 1342/1342 1342 ± 0 6.502 5.723/7.006 6.527 ± 0.7908
ea28 1342 1342/1342 1342 ± 0 6.108 5.729/7.027 6.325 ± 0.6529
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 5.489 5.19/5.713 5.484 ± 0.2844
4 1342 1342/1342 1342 ± 0.00002686 5.178 4.963/5.383 5.201 ± 0.3189
5 1342 1342/1342 1342 ± 0.00002392 5.416 5.239/5.684 5.463 ± 0.2933
6 1342 1342/1342 1342 ± 0.00002392 5.419 5.217/5.664 5.416 ± 0.2898
7 1342 1342/1342 1342 ± 0.00002392 5.511 5.262/5.698 5.473 ± 0.2611
8 1342 1342/1342 1342 ± 0.00002392 5.439 5.231/5.639 5.413 ± 0.2824
9 1342 1342/1342 1342 ± 0.00002392 5.685 5.559/5.934 5.717 ± 0.3008
10 1342 1342/1342 1342 ± 0.00002392 6.256 6.023/6.39 6.177 ± 0.285
11 1342 1342/1342 1342 ± 0.00002392 6.408 6.202/6.596 6.385 ± 0.3123
12 1342 1342/1342 1342 ± 0.00002392 6.514 6.312/6.753 6.525 ± 0.3524
13 1342 1342/1342 1342 ± 0.00002392 7.044 6.717/7.253 6.981 ± 0.3709
14 1342 1342/1342 1342 ± 0.00002392 7.123 6.894/7.423 7.123 ± 0.399
15 1342 1342/1342 1342 ± 0.00002392 6.947 6.585/7.18 6.847 ± 0.3836
16 1342 1342/1342 1342 ± 0.00003687 6.005 5.69/6.434 6.074 ± 0.4746
17 1342 1342/1342 1342 ± 0.00004763 6.027 5.649/6.339 5.983 ± 0.4543
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
Start time
2025-07-19 07:47:42.558
End
2025-07-19 08:32:17.887
Duration
0:44:35.328
Note, WebLog generation is not included in the time.

CASA logs for stage 8