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

Statwt Summary Plot

VLASS3.2.sb45486206.eb46169366.60475.03141015046_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 5.449 5.281/6.135 5.579 ± 0.7554
ea02 1342 1342/1342 1342 ± 0.0000341 5.486 5.071/6.271 5.505 ± 0.7701
ea03 1342 1342/1342 1342 ± 0 5.33 5.132/6.145 5.597 ± 0.6288
ea04 1342 1342/1342 1342 ± 0.00003898 5.052 4.814/5.841 5.124 ± 0.6441
ea05 1342 1342/1342 1342 ± 0.00004275 5.202 4.974/6.16 5.388 ± 0.7415
ea06 1342 1342/1342 1342 ± 0.000004309 5.181 4.694/5.68 5.129 ± 0.5719
ea07 1342 1342/1342 1342 ± 0.00003378 5.042 4.826/5.989 5.3 ± 0.7055
ea08 1342 1342/1342 1342 ± 0.00002356 5.531 5.245/6.584 5.71 ± 0.7792
ea09 1342 1342/1342 1342 ± 0.00002713 5.375 4.949/6.005 5.538 ± 0.7407
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.00004688 5.165 4.595/6.061 5.259 ± 0.8124
ea12 1342 1342/1342 1342 ± 0.00003124 5.069 4.788/5.723 5.1 ± 0.6716
ea14 1342 1342/1342 1342 ± 0.00004083 5.367 5.08/6.242 5.467 ± 0.703
ea15 1342 1342/1342 1342 ± 0.00004379 5.506 5.31/6.447 5.633 ± 0.8458
ea16 1342 1342/1342 1342 ± 0.0000054 5.674 5.152/6.261 5.674 ± 0.7318
ea17 1342 1342/1342 1342 ± 0.00003409 5.59 5.178/6.424 5.71 ± 0.82
ea18 1342 1342/1342 1342 ± 0.00001904 5.595 5.29/6.547 5.719 ± 0.7616
ea19 1342 1342/1342 1342 ± 0.00001403 5.213 5.068/6.104 5.363 ± 0.725
ea20 1342 1342/1342 1342 ± 0.000002822 5.729 5.544/6.644 5.992 ± 0.7072
ea21 1342 1342/1342 1342 ± 0 5.006 4.829/5.655 5.165 ± 0.5247
ea22 1342 1342/1342 1342 ± 0.00002758 5.419 5/6.228 5.464 ± 0.7077
ea23 1342 1342/1342 1342 ± 0.00003987 5.478 5.056/6.228 5.542 ± 0.7559
ea24 1342 1342/1342 1342 ± 0 5.251 5.034/6.151 5.53 ± 0.6163
ea25 1342 1342/1342 1342 ± 0 5.793 5.38/6.513 5.994 ± 0.7512
ea27 1342 1342/1342 1342 ± 0.000001625 5.073 4.874/6.072 5.247 ± 0.7433
ea28 1342 1342/1342 1342 ± 0 5.672 5.526/6.608 5.936 ± 0.6698
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 ± 0.00002437 5.133 4.933/5.318 5.137 ± 0.2582
5 1342 1342/1342 1342 ± 0.00002494 5.012 4.778/5.229 5.03 ± 0.3488
6 1342 1342/1342 1342 ± 0.00002487 5.169 4.871/5.429 5.151 ± 0.2821
7 1342 1342/1342 1342 ± 0.00002437 5.254 5.038/5.406 5.232 ± 0.2377
8 1342 1342/1342 1342 ± 0.00002437 5.147 4.983/5.353 5.174 ± 0.2678
9 1342 1342/1342 1342 ± 0.00002437 5.494 5.29/5.687 5.492 ± 0.2566
10 1342 1342/1342 1342 ± 0.00002437 5.969 5.76/6.081 5.924 ± 0.2644
11 1342 1342/1342 1342 ± 0.00002437 6.229 6.111/6.426 6.211 ± 0.2743
12 1342 1342/1342 1342 ± 0.00002437 6.365 6.242/6.564 6.388 ± 0.3224
13 1342 1342/1342 1342 ± 0.00002437 6.567 6.308/6.881 6.612 ± 0.4119
14 1342 1342/1342 1342 ± 0.0000311 5.405 5.158/5.935 5.623 ± 0.6613
15 1342 1342/1342 1342 ± 0.00002437 6.236 5.942/6.594 6.241 ± 0.4263
16 1342 1342/1342 1342 ± 0.00005911 4.384 4.153/4.624 4.473 ± 0.4419
17 1342 1342/1342 1342 ± 0.00006038 4.266 4.097/4.512 4.345 ± 0.358
vis
VLASS3.2.sb45486206.eb46169366.60475.03141015046_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2025-07-23 18:49:41.099
End
2025-07-23 19:57:01.089
Duration
1:07:19.989
Note, WebLog generation is not included in the time.

CASA logs for stage 8