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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.399 5.286/5.935 5.684 ± 0.5013
ea02 1342 1342/1342 1342 ± 0.0000058 5.771 5.326/6.389 5.916 ± 0.6352
ea05 1342 1342/1342 1342 ± 0.000005853 5.716 5.382/6.28 5.848 ± 0.5861
ea06 1342 1342/1342 1342 ± 0 5.017 4.837/5.346 5.097 ± 0.3559
ea07 1342 1342/1342 1342 ± 0.000001448 5.731 5.478/5.877 5.786 ± 0.4196
ea08 1342 1342/1342 1342 ± 0 5.749 5.546/6.619 6.079 ± 0.6971
ea09 1342 1342/1342 1342 ± 0 5.069 4.849/5.603 5.237 ± 0.4767
ea10 1342 1342/1342 1342 ± 0 5.743 5.32/6.424 5.867 ± 0.6194
ea11 1342 1342/1342 1342 ± 0 5.88 5.321/6.338 5.927 ± 0.6054
ea12 1342 1342/1342 1342 ± 0 5.722 5.351/6.452 5.94 ± 0.6385
ea13 1342 1342/1342 1342 ± 0 5.939 5.684/6.294 6.101 ± 0.5167
ea14 1342 1342/1342 1342 ± 0 5.89 5.377/6.593 6.042 ± 0.7147
ea15 1342 1342/1342 1342 ± 0 5.606 5.212/6.31 5.835 ± 0.6641
ea16 1342 1342/1342 1342 ± 0 5.194 5.028/5.389 5.173 ± 0.2348
ea17 1342 1342/1342 1342 ± 0.00001404 5.939 5.711/6.404 6.16 ± 0.5894
ea18 1342 1342/1342 1342 ± 0 5.121 4.826/5.656 5.253 ± 0.5327
ea19 1342 1342/1342 1342 ± 0 5.977 5.579/6.676 6.154 ± 0.6159
ea20 1342 1342/1342 1342 ± 0 6.024 5.684/6.79 6.226 ± 0.6379
ea21 1342 1342/1342 1342 ± 0 5.78 5.45/6.289 5.894 ± 0.533
ea22 1342 1342/1342 1342 ± 0 5.508 5.261/6.304 5.781 ± 0.6541
ea23 1342 1342/1342 1342 ± 0.000001463 6.022 5.558/6.418 6.103 ± 0.6487
ea25 1342 1342/1342 1342 ± 0 5.312 5.234/5.426 5.309 ± 0.1512
ea26 1342 1342/1342 1342 ± 0 5.639 5.419/6.324 5.883 ± 0.5636
ea27 1342 1342/1342 1342 ± 0.00002316 5.479 5.33/6.326 5.772 ± 0.5773
ea28 1342 1342/1342 1342 ± 0.00001511 5.657 5.353/6.462 5.92 ± 0.6716
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 ± 0.00002407 5.446 5.198/5.606 5.384 ± 0.2924
3 1342 1342/1342 1342 ± 0.00002431 5.278 5.132/5.543 5.315 ± 0.2769
4 1342 1342/1342 1342 ± 0.00002407 5.319 5.202/5.46 5.281 ± 0.2909
5 1342 1342/1342 1342 ± 0.00002407 5.374 5.255/5.573 5.368 ± 0.286
6 1342 1342/1342 1342 ± 0.00002407 5.315 5.235/5.431 5.304 ± 0.2375
7 1342 1342/1342 1342 ± 0.00002407 5.322 5.2/5.492 5.32 ± 0.2236
8 1342 1342/1342 1342 ± 0.00002407 5.31 5.11/5.45 5.268 ± 0.2936
9 1342 1342/1342 1342 ± 0.00002407 5.653 5.4/5.742 5.524 ± 0.3178
10 1342 1342/1342 1342 ± 0.00002505 6.053 5.824/6.149 5.968 ± 0.3271
11 1342 1342/1342 1342 ± 0.00002505 6.263 6.139/6.399 6.202 ± 0.3501
12 1342 1342/1342 1342 ± 0.00002505 6.445 6.216/6.515 6.327 ± 0.3507
13 1342 1342/1342 1342 ± 0.00002505 6.822 6.689/7.059 6.787 ± 0.3888
14 1342 1342/1342 1342 ± 0.00002505 7.049 6.863/7.269 6.975 ± 0.4249
15 1342 1342/1342 1342 ± 0.00002505 6.709 6.464/6.912 6.605 ± 0.4067
16 1342 1342/1342 1342 ± 0.00003156 5.864 5.651/6.228 5.919 ± 0.4171
17 1342 1342/1342 1342 ± 0.00002944 5.909 5.674/6.305 5.951 ± 0.3917
overwrite_modelcol
False
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-02-01 03:18:11.923
End
2025-02-01 03:46:52.478
Duration
0:28:40.555
Note, WebLog generation is not included in the time.

CASA logs for stage 8