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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.748 5.412/6.217 5.843 ± 0.5583
ea02 1342 1342/1342 1342 ± 0 5.876 5.534/6.535 6.091 ± 0.6345
ea04 1342 1342/1342 1342 ± 0 5.511 5.216/6.126 5.712 ± 0.5601
ea05 1342 1342/1342 1342 ± 0 5.915 5.434/6.332 5.94 ± 0.6043
ea06 1342 1342/1342 1342 ± 0 5.229 4.966/5.522 5.253 ± 0.3654
ea07 1342 1342/1342 1342 ± 0 6.061 5.661/6.345 6.115 ± 0.5474
ea08 1342 1342/1342 1342 ± 0 6.023 5.729/6.776 6.315 ± 0.653
ea09 1342 1342/1342 1342 ± 0 5.802 5.326/6.377 5.887 ± 0.624
ea10 1342 1342/1342 1342 ± 0 6.022 5.474/6.684 6.092 ± 0.6367
ea11 1342 1342/1342 1342 ± 0 6.204 5.396/6.625 6.15 ± 0.6884
ea12 1342 1342/1342 1342 ± 0 5.512 5.486/5.66 5.562 ± 0.108
ea13 1342 1342/1342 1342 ± 0 6.155 5.869/6.444 6.239 ± 0.4964
ea14 1342 1342/1342 1342 ± 0 5.824 5.289/6.466 5.934 ± 0.6721
ea15 1342 1342/1342 1342 ± 0 5.881 5.326/6.446 5.942 ± 0.6786
ea16 1342 1342/1342 1342 ± 0 6.133 5.733/6.779 6.3 ± 0.7103
ea17 1342 1342/1342 1342 ± 0 6.122 5.776/6.628 6.252 ± 0.6076
ea18 1342 1342/1342 1342 ± 0 5.199 4.848/5.656 5.286 ± 0.5065
ea19 1342 1342/1342 1342 ± 0 6.055 5.658/6.782 6.266 ± 0.6634
ea20 1342 1342/1342 1342 ± 0 6.182 5.837/6.853 6.36 ± 0.6341
ea21 1342 1342/1342 1342 ± 0 5.791 5.463/6.374 5.96 ± 0.5667
ea22 1342 1342/1342 1342 ± 0 5.48 5.279/6.266 5.771 ± 0.6135
ea23 1342 1342/1342 1342 ± 0 6.066 5.597/6.473 6.176 ± 0.6627
ea25 1342 1342/1342 1342 ± 0 5.725 5.462/6.395 5.96 ± 0.6078
ea26 1342 1342/1342 1342 ± 0 6.184 5.762/6.765 6.32 ± 0.6744
ea27 1342 1342/1342 1342 ± 0 5.611 5.403/6.431 5.869 ± 0.5683
ea28 1342 1342/1342 1342 ± 0.00001672 5.84 5.611/6.605 6.116 ± 0.6681
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 ± 0.00002349 5.485 5.329/5.724 5.493 ± 0.2402
3 1342 1342/1342 1342 ± 0.00002349 5.411 5.247/5.719 5.437 ± 0.2728
4 1342 1342/1342 1342 ± 0.00002406 5.46 5.281/5.601 5.418 ± 0.3043
5 1342 1342/1342 1342 ± 0.00002349 5.492 5.242/5.665 5.498 ± 0.3069
6 1342 1342/1342 1342 ± 0.00002394 5.498 5.315/5.668 5.481 ± 0.2933
7 1342 1342/1342 1342 ± 0.00002349 5.477 5.336/5.634 5.473 ± 0.2649
8 1342 1342/1342 1342 ± 0.00002349 5.461 5.239/5.595 5.429 ± 0.2734
9 1342 1342/1342 1342 ± 0.00002349 5.715 5.548/6.002 5.702 ± 0.3291
10 1342 1342/1342 1342 ± 0.00002394 6.228 5.98/6.354 6.136 ± 0.3176
11 1342 1342/1342 1342 ± 0.00002394 6.399 6.266/6.56 6.343 ± 0.3251
12 1342 1342/1342 1342 ± 0.00002441 6.566 6.365/6.762 6.521 ± 0.3676
13 1342 1342/1342 1342 ± 0.00002394 6.977 6.901/7.293 6.974 ± 0.3794
14 1342 1342/1342 1342 ± 0.00002394 7.224 6.984/7.431 7.162 ± 0.4051
15 1342 1342/1342 1342 ± 0.00002394 6.897 6.653/7.063 6.801 ± 0.4032
16 1342 1342/1342 1342 ± 0.00002546 6.165 6.005/6.368 6.135 ± 0.3479
17 1342 1342/1342 1342 ± 0.00002578 6.134 5.884/6.364 6.11 ± 0.3456
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
statwtmode
VLASS-SE
Start time
2024-04-06 05:04:58.765
End
2024-04-06 06:20:33.735
Duration
1:15:34.970
Note, WebLog generation is not included in the time.

CASA logs for stage 7