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 5.617 5.393/6.133 5.786 ± 0.5737
ea02 1342 1342/1342 1342 ± 0 6.059 5.535/6.703 6.112 ± 0.6289
ea04 1342 1342/1342 1342 ± 0 5.334 4.957/5.99 5.511 ± 0.5863
ea05 1342 1342/1342 1342 ± 0 5.62 5.339/6.247 5.791 ± 0.6208
ea06 1342 1342/1342 1342 ± 0 5.321 4.854/5.526 5.23 ± 0.4178
ea07 1342 1342/1342 1342 ± 0.00001863 5.784 5.46/6.257 5.939 ± 0.5725
ea08 1342 1342/1342 1342 ± 0 6.031 5.714/6.874 6.283 ± 0.6827
ea09 1342 1342/1342 1342 ± 0 5.824 5.28/6.56 5.909 ± 0.6903
ea10 1342 1342/1342 1342 ± 0.00002602 5.858 5.395/6.737 6.019 ± 0.693
ea11 1342 1342/1342 1342 ± 0 6.147 5.339/6.533 6.039 ± 0.7152
ea12 1342 1342/1342 1342 ± 0 5.36 5.333/5.616 5.525 ± 0.2965
ea13 1342 1342/1342 1342 ± 0 6.173 5.788/6.5 6.189 ± 0.5128
ea14 1342 1342/1342 1342 ± 0 5.697 5.231/6.396 5.749 ± 0.6722
ea15 1342 1342/1342 1342 ± 0 5.754 5.115/6.314 5.793 ± 0.7114
ea16 1342 1342/1342 1342 ± 0 5.958 5.617/6.51 6.122 ± 0.7029
ea17 1342 1342/1342 1342 ± 0.000007 6.037 5.653/6.558 6.189 ± 0.6553
ea18 1342 1342/1342 1342 ± 0 5.113 4.76/5.648 5.198 ± 0.5361
ea19 1342 1342/1342 1342 ± 0 6.124 5.544/6.75 6.131 ± 0.6634
ea20 1342 1342/1342 1342 ± 0 6.109 5.711/6.694 6.238 ± 0.6531
ea21 1342 1342/1342 1342 ± 0 5.606 5.375/6.412 5.828 ± 0.5892
ea22 1342 1342/1342 1342 ± 0 5.791 5.259/6.3 5.841 ± 0.638
ea23 1342 1342/1342 1342 ± 0 5.73 5.493/6.474 6.014 ± 0.7041
ea25 1342 1342/1342 1342 ± 0 5.792 5.484/6.321 5.93 ± 0.6213
ea26 1342 1342/1342 1342 ± 0 6.36 5.757/7.043 6.354 ± 0.6488
ea27 1342 1342/1342 1342 ± 0.00004037 5.588 5.399/6.456 5.811 ± 0.611
ea28 1342 1342/1342 1342 ± 0 5.781 5.52/6.575 5.991 ± 0.6539
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 ± 0.00002363 5.515 5.254/5.753 5.48 ± 0.2678
3 1342 1342/1342 1342 ± 0.00002422 5.188 4.968/5.402 5.185 ± 0.2727
4 1342 1342/1342 1342 ± 0.00002663 5.326 5.041/5.479 5.262 ± 0.3553
5 1342 1342/1342 1342 ± 0.00002363 5.311 5.058/5.521 5.287 ± 0.3419
6 1342 1342/1342 1342 ± 0.00002408 5.46 5.158/5.552 5.393 ± 0.2997
7 1342 1342/1342 1342 ± 0.00002363 5.409 5.252/5.518 5.391 ± 0.2639
8 1342 1342/1342 1342 ± 0.00002363 5.451 5.177/5.564 5.371 ± 0.2963
9 1342 1342/1342 1342 ± 0.00002363 5.739 5.49/5.946 5.666 ± 0.3294
10 1342 1342/1342 1342 ± 0.00002363 6.17 5.96/6.303 6.098 ± 0.3352
11 1342 1342/1342 1342 ± 0.00002408 6.378 6.187/6.531 6.323 ± 0.3411
12 1342 1342/1342 1342 ± 0.00002455 6.57 6.374/6.737 6.493 ± 0.37
13 1342 1342/1342 1342 ± 0.00002408 6.967 6.832/7.282 6.945 ± 0.3725
14 1342 1342/1342 1342 ± 0.00002408 7.18 6.901/7.362 7.089 ± 0.4032
15 1342 1342/1342 1342 ± 0.00002408 6.663 6.464/6.847 6.613 ± 0.3771
16 1342 1342/1342 1342 ± 0.00003578 5.984 5.717/6.182 5.985 ± 0.3339
17 1342 1342/1342 1342 ± 0.00003773 6.031 5.805/6.212 6.005 ± 0.3006
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
Start time
2025-01-21 23:35:03.974
End
2025-01-21 23:56:57.516
Duration
0:21:53.542
Note, WebLog generation is not included in the time.

CASA logs for stage 8