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 5.407 5.331/6.108 5.683 ± 0.4841
ea02 1342 1342/1342 1342 ± 0.000004692 6.072 5.751/6.536 6.267 ± 0.592
ea03 1342 1342/1342 1342 ± 0.000003969 6.055 5.519/6.752 6.178 ± 0.6629
ea04 1342 1342/1342 1342 ± 0.00001259 5.474 5.239/6.043 5.611 ± 0.4949
ea05 1342 1342/1342 1342 ± 0.00000796 5.733 5.424/6.579 5.978 ± 0.5972
ea06 1342 1342/1342 1342 ± 0.00001167 5.683 5.217/6.12 5.804 ± 0.6054
ea07 1342 1342/1342 1342 ± 0 5.731 5.382/6.34 5.988 ± 0.6626
ea08 1342 1342/1342 1342 ± 0 6.201 5.89/6.885 6.413 ± 0.6157
ea09 1342 1342/1342 1342 ± 0 5.662 5.213/6.447 5.786 ± 0.5945
ea10 1342 1342/1342 1342 ± 0 5.413 5.212/6.1 5.613 ± 0.5457
ea11 1342 1342/1342 1342 ± 0.0000413 5.555 4.929/6.214 5.632 ± 0.6285
ea12 1342 1342/1342 1342 ± 0.00002979 5.554 5.411/6.332 5.815 ± 0.5562
ea13 1342 1342/1342 1342 ± 0 5.878 5.733/6.483 6.114 ± 0.6136
ea14 1342 1342/1342 1342 ± 0 6.073 5.719/6.662 6.223 ± 0.5543
ea15 1342 1342/1342 1342 ± 0.00002649 5.955 5.646/6.744 6.212 ± 0.6834
ea17 1342 1342/1342 1342 ± 0 5.998 5.802/7.078 6.313 ± 0.6747
ea18 1342 1342/1342 1342 ± 0 6.282 6.034/7.118 6.555 ± 0.623
ea19 1342 1342/1342 1342 ± 0.00003673 5.806 5.503/6.57 6.024 ± 0.5762
ea20 1342 1342/1342 1342 ± 0 5.869 5.62/6.659 6.117 ± 0.5661
ea21 1342 1342/1342 1342 ± 0.000009934 5.33 5.155/5.92 5.579 ± 0.4952
ea22 1342 1342/1342 1342 ± 0 6.096 5.9/6.959 6.372 ± 0.6388
ea23 1342 1342/1342 1342 ± 0 5.744 5.483/6.312 5.967 ± 0.6229
ea24 1342 1342/1342 1342 ± 0 6.02 5.439/6.654 6.035 ± 0.5888
ea25 1342 1342/1342 1342 ± 0.000007731 6.439 5.783/6.918 6.469 ± 0.7564
ea28 1342 1342/1342 1342 ± 0 6.217 5.899/7.083 6.429 ± 0.6244
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 ± 0.00002398 5.55 5.422/5.827 5.603 ± 0.2848
5 1342 1342/1342 1342 ± 0.000024 5.493 5.306/5.715 5.521 ± 0.3159
6 1342 1342/1342 1342 ± 0.00002398 5.457 5.215/5.7 5.443 ± 0.3095
7 1342 1342/1342 1342 ± 0.00002398 5.493 5.372/5.732 5.528 ± 0.2626
8 1342 1342/1342 1342 ± 0.00002398 5.445 5.249/5.664 5.456 ± 0.2856
9 1342 1342/1342 1342 ± 0.00002398 5.727 5.626/5.994 5.759 ± 0.3057
10 1342 1342/1342 1342 ± 0.00002398 6.225 6.078/6.414 6.189 ± 0.2817
11 1342 1342/1342 1342 ± 0.00002398 6.415 6.175/6.629 6.399 ± 0.3158
12 1342 1342/1342 1342 ± 0.00002398 6.57 6.308/6.755 6.549 ± 0.3506
13 1342 1342/1342 1342 ± 0.00002398 7.041 6.687/7.263 6.992 ± 0.3677
14 1342 1342/1342 1342 ± 0.00002398 7.081 6.719/7.452 7.071 ± 0.4258
15 1342 1342/1342 1342 ± 0.00002398 6.813 6.575/7.128 6.813 ± 0.3562
16 1342 1342/1342 1342 ± 0.00004422 5.699 5.411/6.049 5.716 ± 0.4108
17 1342 1342/1342 1342 ± 0.00004215 5.648 5.36/5.873 5.614 ± 0.3522
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-19 04:49:14.993
End
2025-07-19 05:41:41.200
Duration
0:52:26.208
Note, WebLog generation is not included in the time.

CASA logs for stage 8