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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.346 5.126/5.802 5.535 ± 0.5303
ea02 1342 1342/1342 1342 ± 0 5.515 5.259/6.305 5.821 ± 0.6493
ea04 1342 1342/1342 1342 ± 0 5.432 5.02/5.984 5.54 ± 0.5729
ea05 1342 1342/1342 1342 ± 0 5.553 5.134/6.067 5.652 ± 0.59
ea06 1342 1342/1342 1342 ± 0 4.866 4.54/5.355 4.966 ± 0.4636
ea07 1342 1342/1342 1342 ± 0 5.834 5.258/6.105 5.82 ± 0.6007
ea08 1342 1342/1342 1342 ± 0 5.59 5.352/6.469 5.94 ± 0.6777
ea09 1342 1342/1342 1342 ± 0 5.419 5.097/6.166 5.607 ± 0.6331
ea10 1342 1342/1342 1342 ± 0 5.763 5.098/6.436 5.769 ± 0.6726
ea11 1342 1342/1342 1342 ± 0 5.693 5.188/6.237 5.769 ± 0.6457
ea12 1342 1342/1342 1342 ± 0 5.612 5.217/6.282 5.821 ± 0.6456
ea13 1342 1342/1342 1342 ± 0 5.862 5.633/6.286 6.024 ± 0.5019
ea14 1342 1342/1342 1342 ± 0 5.62 5.124/6.222 5.704 ± 0.6672
ea15 1342 1342/1342 1342 ± 0 5.444 4.958/6.075 5.6 ± 0.6828
ea16 1342 1342/1342 1342 ± 0 5.921 5.495/6.581 6.088 ± 0.7116
ea17 1342 1342/1342 1342 ± 0.000001848 5.745 5.365/6.322 5.889 ± 0.6394
ea18 1342 1342/1342 1342 ± 0 4.904 4.58/5.369 5.026 ± 0.511
ea19 1342 1342/1342 1342 ± 0 5.858 5.415/6.553 6.049 ± 0.6703
ea20 1342 1342/1342 1342 ± 0 5.912 5.532/6.609 6.067 ± 0.6601
ea21 1342 1342/1342 1342 ± 0 5.556 5.204/6.122 5.703 ± 0.5743
ea22 1342 1342/1342 1342 ± 0 5.378 5.14/6.275 5.658 ± 0.6795
ea23 1342 1342/1342 1342 ± 0 5.834 5.307/6.274 5.912 ± 0.6864
ea25 1342 1342/1342 1342 ± 0 5.318 5.046/5.947 5.523 ± 0.5785
ea26 1342 1342/1342 1342 ± 0 5.774 5.461/6.546 6.011 ± 0.6782
ea27 1342 1342/1342 1342 ± 0 5.404 5.082/6.189 5.598 ± 0.5859
ea28 1342 1342/1342 1342 ± 0.00002621 5.48 5.206/6.263 5.726 ± 0.6387
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 ± 0.0000235 5.214 5.105/5.458 5.246 ± 0.2468
3 1342 1342/1342 1342 ± 0.00002395 5.204 5.012/5.36 5.181 ± 0.261
4 1342 1342/1342 1342 ± 0.00002416 5.102 4.935/5.22 5.057 ± 0.2716
5 1342 1342/1342 1342 ± 0.0000235 5.165 4.931/5.302 5.143 ± 0.2987
6 1342 1342/1342 1342 ± 0.0000235 5.146 4.927/5.331 5.124 ± 0.2878
7 1342 1342/1342 1342 ± 0.0000235 5.213 5.022/5.354 5.18 ± 0.2594
8 1342 1342/1342 1342 ± 0.0000235 5.213 4.959/5.352 5.156 ± 0.2752
9 1342 1342/1342 1342 ± 0.0000235 5.434 5.317/5.689 5.439 ± 0.3129
10 1342 1342/1342 1342 ± 0.0000235 5.919 5.751/6.074 5.872 ± 0.298
11 1342 1342/1342 1342 ± 0.0000235 6.169 6.006/6.253 6.107 ± 0.308
12 1342 1342/1342 1342 ± 0.0000235 6.306 6.108/6.456 6.274 ± 0.3324
13 1342 1342/1342 1342 ± 0.0000235 6.723 6.638/6.918 6.71 ± 0.348
14 1342 1342/1342 1342 ± 0.0000235 6.916 6.725/7.118 6.885 ± 0.3826
15 1342 1342/1342 1342 ± 0.0000235 6.579 6.34/6.802 6.525 ± 0.3734
16 1342 1342/1342 1342 ± 0.00002508 5.855 5.5/6.081 5.828 ± 0.3785
17 1342 1342/1342 1342 ± 0.00002965 5.82 5.443/6.08 5.784 ± 0.3706
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-17 09:45:07.878
End
2024-12-17 10:56:36.458
Duration
1:11:28.580
Note, WebLog generation is not included in the time.

CASA logs for stage 8