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 5.678 5.1/5.905 5.552 ± 0.4813
ea02 1342 1342/1342 1342 ± 0.00002358 5.68 5.164/6.191 5.748 ± 0.6154
ea04 1342 1342/1342 1342 ± 0 5.393 4.892/6.042 5.467 ± 0.5724
ea05 1342 1342/1342 1342 ± 0 5.588 5.224/6.216 5.728 ± 0.5928
ea06 1342 1342/1342 1342 ± 0 5.029 4.537/5.336 4.94 ± 0.4731
ea07 1342 1342/1342 1342 ± 0 5.667 5.276/6.025 5.675 ± 0.5645
ea08 1342 1342/1342 1342 ± 0 5.813 5.428/6.505 5.963 ± 0.6101
ea09 1342 1342/1342 1342 ± 0 5.411 4.951/6.073 5.54 ± 0.6574
ea10 1342 1342/1342 1342 ± 0 5.405 4.96/6.063 5.452 ± 0.5905
ea11 1342 1342/1342 1342 ± 0 5.383 5.091/6.216 5.563 ± 0.5647
ea12 1342 1342/1342 1342 ± 0 5.74 5.059/6.111 5.662 ± 0.658
ea13 1342 1342/1342 1342 ± 0 5.836 5.468/6.188 5.894 ± 0.5426
ea14 1342 1342/1342 1342 ± 0 5.795 5.157/6.311 5.747 ± 0.6688
ea15 1342 1342/1342 1342 ± 0 5.379 4.794/5.94 5.462 ± 0.7132
ea16 1342 1342/1342 1342 ± 0 6.074 5.343/6.766 6.008 ± 0.7119
ea17 1342 1342/1342 1342 ± 0 5.86 5.439/6.555 5.916 ± 0.5951
ea18 1342 1342/1342 1342 ± 0 4.872 4.641/5.662 5.023 ± 0.5452
ea19 1342 1342/1342 1342 ± 0 6.16 5.31/6.323 5.89 ± 0.6454
ea20 1342 1342/1342 1342 ± 0 5.875 5.418/6.386 5.961 ± 0.6659
ea21 1342 1342/1342 1342 ± 0 5.532 5.144/6.082 5.611 ± 0.6464
ea22 1342 1342/1342 1342 ± 0 5.623 5/6.221 5.653 ± 0.6706
ea23 1342 1342/1342 1342 ± 0 5.856 5.281/6.224 5.861 ± 0.6696
ea25 1342 1342/1342 1342 ± 0 5.452 5.114/5.882 5.559 ± 0.541
ea26 1342 1342/1342 1342 ± 0 5.581 5.177/6.109 5.652 ± 0.6113
ea27 1342 1342/1342 1342 ± 0.00002222 5.346 5.009/6.093 5.513 ± 0.5885
ea28 1342 1342/1342 1342 ± 0 5.73 5.3/6.412 5.773 ± 0.6482
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 ± 0.00002453 5.128 4.96/5.255 5.107 ± 0.2998
3 1342 1342/1342 1342 ± 0.00002453 5.074 4.756/5.317 5.024 ± 0.323
4 1342 1342/1342 1342 ± 0.00002542 4.984 4.769/5.22 4.981 ± 0.3685
5 1342 1342/1342 1342 ± 0.0000235 5.132 4.94/5.411 5.127 ± 0.2866
6 1342 1342/1342 1342 ± 0.0000235 5.118 4.936/5.35 5.1 ± 0.2794
7 1342 1342/1342 1342 ± 0.0000235 5.139 4.998/5.281 5.106 ± 0.2247
8 1342 1342/1342 1342 ± 0.0000235 5.151 4.933/5.276 5.088 ± 0.2591
9 1342 1342/1342 1342 ± 0.0000235 5.398 5.217/5.606 5.377 ± 0.3003
10 1342 1342/1342 1342 ± 0.00002394 5.807 5.603/5.984 5.808 ± 0.327
11 1342 1342/1342 1342 ± 0.0000235 6.096 5.883/6.204 6.009 ± 0.2912
12 1342 1342/1342 1342 ± 0.0000235 6.206 6.069/6.329 6.192 ± 0.2961
13 1342 1342/1342 1342 ± 0.0000235 6.624 6.444/6.794 6.593 ± 0.3428
14 1342 1342/1342 1342 ± 0.00002394 6.847 6.646/7.021 6.78 ± 0.3734
15 1342 1342/1342 1342 ± 0.00002394 6.41 6.223/6.599 6.367 ± 0.333
16 1342 1342/1342 1342 ± 0.00002861 5.859 5.553/5.964 5.775 ± 0.2981
17 1342 1342/1342 1342 ± 0.00002434 5.852 5.671/6.019 5.812 ± 0.2945
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-05 04:38:00.034
End
2024-04-05 05:59:44.745
Duration
1:21:44.711
Note, WebLog generation is not included in the time.

CASA logs for stage 7