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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.451 5.231/5.903 5.618 ± 0.4932
ea02 1342 1342/1342 1342 ± 0 5.723 5.386/6.342 5.882 ± 0.6438
ea04 1342 1342/1342 1342 ± 0.000005978 5.605 5.277/6.149 5.757 ± 0.5465
ea05 1342 1342/1342 1342 ± 0 5.762 5.333/6.152 5.793 ± 0.5509
ea06 1342 1342/1342 1342 ± 0 4.917 4.746/5.334 5.033 ± 0.3669
ea07 1342 1342/1342 1342 ± 0 5.865 5.395/6.141 5.911 ± 0.5683
ea08 1342 1342/1342 1342 ± 0.00001897 5.704 5.447/6.511 5.963 ± 0.6714
ea09 1342 1342/1342 1342 ± 0 5.511 5.209/6.227 5.703 ± 0.6283
ea10 1342 1342/1342 1342 ± 0 5.767 5.268/6.433 5.828 ± 0.6575
ea11 1342 1342/1342 1342 ± 0 5.715 5.094/6.208 5.718 ± 0.6195
ea12 1342 1342/1342 1342 ± 0 6.301 6.124/6.811 6.455 ± 0.4297
ea13 1342 1342/1342 1342 ± 0 5.899 5.782/6.358 6.118 ± 0.4879
ea14 1342 1342/1342 1342 ± 0 5.688 5.162/6.259 5.774 ± 0.6375
ea15 1342 1342/1342 1342 ± 0 5.736 5.246/6.327 5.855 ± 0.679
ea16 1342 1342/1342 1342 ± 0 6.075 5.585/6.652 6.199 ± 0.6923
ea17 1342 1342/1342 1342 ± 0.00002066 5.838 5.465/6.324 5.97 ± 0.6024
ea18 1342 1342/1342 1342 ± 0 4.965 4.666/5.408 5.073 ± 0.502
ea19 1342 1342/1342 1342 ± 0 5.916 5.601/6.486 6.088 ± 0.5721
ea20 1342 1342/1342 1342 ± 0 5.919 5.624/6.603 6.116 ± 0.6301
ea21 1342 1342/1342 1342 ± 0 5.607 5.341/6.147 5.774 ± 0.5203
ea22 1342 1342/1342 1342 ± 0 5.471 5.222/6.336 5.754 ± 0.653
ea23 1342 1342/1342 1342 ± 0 5.96 5.468/6.33 6.01 ± 0.6403
ea25 1342 1342/1342 1342 ± 0 5.505 5.114/5.974 5.585 ± 0.5931
ea26 1342 1342/1342 1342 ± 0 5.873 5.661/6.663 6.135 ± 0.6362
ea27 1342 1342/1342 1342 ± 0.00002691 5.488 5.261/6.263 5.689 ± 0.5845
ea28 1342 1342/1342 1342 ± 0.00003353 5.536 5.317/6.291 5.777 ± 0.6272
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 ± 0.00002395 5.367 5.184/5.587 5.361 ± 0.2676
3 1342 1342/1342 1342 ± 0.0000249 5.09 4.867/5.315 5.117 ± 0.3046
4 1342 1342/1342 1342 ± 0.00002455 5.22 5.092/5.42 5.221 ± 0.3118
5 1342 1342/1342 1342 ± 0.00002395 5.407 5.134/5.501 5.353 ± 0.3124
6 1342 1342/1342 1342 ± 0.00002395 5.322 5.185/5.471 5.282 ± 0.2945
7 1342 1342/1342 1342 ± 0.00002395 5.315 5.216/5.445 5.314 ± 0.262
8 1342 1342/1342 1342 ± 0.00002395 5.322 5.144/5.426 5.278 ± 0.2624
9 1342 1342/1342 1342 ± 0.00002395 5.584 5.403/5.801 5.549 ± 0.2978
10 1342 1342/1342 1342 ± 0.00002351 5.98 5.865/6.142 5.965 ± 0.2923
11 1342 1342/1342 1342 ± 0.00002351 6.237 6.087/6.342 6.171 ± 0.3103
12 1342 1342/1342 1342 ± 0.00002351 6.375 6.21/6.494 6.322 ± 0.3294
13 1342 1342/1342 1342 ± 0.00002351 6.793 6.682/6.977 6.765 ± 0.3531
14 1342 1342/1342 1342 ± 0.00002351 6.964 6.8/7.201 6.952 ± 0.391
15 1342 1342/1342 1342 ± 0.00002351 6.664 6.373/6.775 6.553 ± 0.3767
16 1342 1342/1342 1342 ± 0.00003592 5.932 5.579/6.148 5.868 ± 0.3645
17 1342 1342/1342 1342 ± 0.00003521 5.863 5.558/6.117 5.849 ± 0.3591
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 04:09:48.706
End
2024-05-01 04:42:06.441
Duration
0:32:17.734
Note, WebLog generation is not included in the time.

CASA logs for stage 7