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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.586 5.056/5.904 5.519 ± 0.502
ea02 1342 1342/1342 1342 ± 0 5.709 5.195/6.197 5.723 ± 0.6095
ea04 1342 1342/1342 1342 ± 0 5.426 4.866/5.895 5.418 ± 0.5781
ea05 1342 1342/1342 1342 ± 0 5.675 5.215/6.278 5.759 ± 0.6332
ea06 1342 1342/1342 1342 ± 0 4.893 4.539/5.287 4.943 ± 0.4313
ea07 1342 1342/1342 1342 ± 0 5.577 5.203/5.936 5.655 ± 0.5502
ea08 1342 1342/1342 1342 ± 0 5.704 5.402/6.458 5.919 ± 0.6215
ea09 1342 1342/1342 1342 ± 0 5.43 4.903/6.046 5.518 ± 0.6562
ea10 1342 1342/1342 1342 ± 0 5.367 4.943/6.081 5.471 ± 0.5768
ea11 1342 1342/1342 1342 ± 0 5.527 5.113/6.125 5.632 ± 0.5352
ea12 1342 1342/1342 1342 ± 0 5.52 4.996/6.135 5.625 ± 0.6853
ea13 1342 1342/1342 1342 ± 0 5.835 5.487/6.166 5.894 ± 0.5121
ea14 1342 1342/1342 1342 ± 0 5.685 5.145/6.164 5.7 ± 0.6626
ea15 1342 1342/1342 1342 ± 0 5.369 4.816/5.941 5.461 ± 0.7158
ea16 1342 1342/1342 1342 ± 0 5.9 5.401/6.401 5.947 ± 0.7234
ea17 1342 1342/1342 1342 ± 0.000003074 5.763 5.428/6.25 5.887 ± 0.5886
ea18 1342 1342/1342 1342 ± 0.000002465 4.972 4.643/5.635 5.03 ± 0.5327
ea19 1342 1342/1342 1342 ± 0 6.082 5.162/6.386 5.876 ± 0.6952
ea20 1342 1342/1342 1342 ± 0.000001087 5.903 5.376/6.354 5.934 ± 0.6405
ea21 1342 1342/1342 1342 ± 0 5.462 5.061/6.02 5.542 ± 0.6197
ea22 1342 1342/1342 1342 ± 0 5.479 5.17/6.227 5.644 ± 0.6483
ea23 1342 1342/1342 1342 ± 0 5.891 5.318/6.248 5.866 ± 0.6855
ea25 1342 1342/1342 1342 ± 0 5.461 5.111/5.901 5.542 ± 0.5665
ea26 1342 1342/1342 1342 ± 0 5.578 5.197/6.113 5.649 ± 0.5798
ea27 1342 1342/1342 1342 ± 0.00002211 5.533 4.994/6.16 5.537 ± 0.5953
ea28 1342 1342/1342 1342 ± 0 5.537 5.269/6.225 5.703 ± 0.65
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 ± 0.00002394 5.145 4.867/5.288 5.104 ± 0.2811
3 1342 1342/1342 1342 ± 0.00002415 4.91 4.714/5.159 4.948 ± 0.3462
4 1342 1342/1342 1342 ± 0.00002507 4.977 4.843/5.287 5.041 ± 0.3551
5 1342 1342/1342 1342 ± 0.0000235 5.147 4.955/5.356 5.121 ± 0.3346
6 1342 1342/1342 1342 ± 0.0000235 5.115 4.839/5.243 5.081 ± 0.2436
7 1342 1342/1342 1342 ± 0.0000235 5.093 4.858/5.267 5.08 ± 0.241
8 1342 1342/1342 1342 ± 0.0000235 5.053 4.899/5.29 5.094 ± 0.2498
9 1342 1342/1342 1342 ± 0.0000235 5.427 5.22/5.587 5.382 ± 0.3129
10 1342 1342/1342 1342 ± 0.00002394 5.835 5.61/5.923 5.782 ± 0.2888
11 1342 1342/1342 1342 ± 0.0000235 6.102 5.889/6.188 6.011 ± 0.2963
12 1342 1342/1342 1342 ± 0.0000235 6.253 6.008/6.322 6.173 ± 0.2833
13 1342 1342/1342 1342 ± 0.0000235 6.592 6.414/6.828 6.572 ± 0.3281
14 1342 1342/1342 1342 ± 0.00002394 6.827 6.548/7.008 6.762 ± 0.3705
15 1342 1342/1342 1342 ± 0.00002394 6.42 6.163/6.583 6.347 ± 0.3428
16 1342 1342/1342 1342 ± 0.00002877 5.751 5.609/5.933 5.756 ± 0.2897
17 1342 1342/1342 1342 ± 0.00002408 5.837 5.623/6.051 5.798 ± 0.2951
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-05 01:58:40.781
End
2024-04-05 03:12:48.595
Duration
1:14:07.814
Note, WebLog generation is not included in the time.

CASA logs for stage 7