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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.225 5.08/5.811 5.255 ± 0.772
ea02 1342 1342/1342 1342 ± 0.0000419 5.7 5.255/6.358 5.578 ± 0.9616
ea04 1342 1342/1342 1342 ± 0.000003163 5.071 4.837/5.818 5.17 ± 0.768
ea05 1342 1342/1342 1342 ± 0.00000939 5.39 5.035/6.238 5.531 ± 0.717
ea06 1342 1342/1342 1342 ± 0.000008603 4.665 4.536/5.101 4.633 ± 0.6133
ea07 1342 1342/1342 1342 ± 0.00004313 5.579 5.28/6.165 5.546 ± 0.8463
ea08 1342 1342/1342 1342 ± 0.00004294 5.833 5.389/6.54 5.756 ± 0.9785
ea10 1342 1342/1342 1342 ± 0.00004389 5.38 5.122/6.358 5.519 ± 0.9237
ea11 1342 1342/1342 1342 ± 0.00004272 5.524 5.023/6.303 5.485 ± 0.9642
ea12 1342 1342/1342 1342 ± 0.00001052 5.454 5.184/6.417 5.579 ± 1.039
ea13 1342 1342/1342 1342 ± 0.00001085 5.715 5.583/6.326 5.83 ± 0.7352
ea14 1342 1342/1342 1342 ± 0.000006432 5.377 5.02/6.246 5.441 ± 0.8285
ea15 1342 1342/1342 1342 ± 0 5.121 4.927/6.02 5.353 ± 0.8657
ea16 1342 1342/1342 1342 ± 0.00002374 5.786 5.463/6.658 5.787 ± 0.965
ea17 1342 1342/1342 1342 ± 0.00004426 5.638 5.239/6.279 5.597 ± 0.9381
ea18 1342 1342/1342 1342 ± 0.00003944 4.837 4.532/5.591 4.842 ± 0.755
ea19 1342 1342/1342 1342 ± 0.000002071 5.607 5.366/6.597 5.768 ± 0.7741
ea20 1342 1342/1342 1342 ± 0.00002256 5.807 5.494/6.718 5.917 ± 1.053
ea21 1342 1342/1342 1342 ± 0.00001736 5.4 5.199/6.117 5.468 ± 0.7622
ea22 1342 1342/1342 1342 ± 0.00003348 5.359 5.032/6.257 5.451 ± 0.8521
ea23 1342 1342/1342 1342 ± 0.00004262 5.586 5.231/6.239 5.614 ± 0.8419
ea25 1342 1342/1342 1342 ± 0.00004279 5.264 4.963/5.956 5.272 ± 0.8353
ea26 1342 1342/1342 1342 ± 0.00001365 5.713 5.532/6.789 5.911 ± 0.8578
ea27 1342 1342/1342 1342 ± 0.00004488 5.321 5.025/6.28 5.353 ± 0.896
ea28 1342 1342/1342 1342 ± 0.00004399 5.524 5.273/6.324 5.531 ± 0.9
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 5.169 4.972/5.451 5.21 ± 0.2619
5 1342 1342/1342 1342 ± 0.00002395 5.223 4.952/5.346 5.134 ± 0.37
6 1342 1342/1342 1342 ± 0.00002395 5.259 5.014/5.368 5.206 ± 0.3054
7 1342 1342/1342 1342 ± 0.00002395 5.254 5.098/5.393 5.242 ± 0.2752
8 1342 1342/1342 1342 ± 0.00002395 5.258 5.035/5.378 5.203 ± 0.293
9 1342 1342/1342 1342 ± 0.00002395 5.538 5.382/5.779 5.519 ± 0.3213
10 1342 1342/1342 1342 ± 0.00002395 5.936 5.824/6.12 5.901 ± 0.3481
11 1342 1342/1342 1342 ± 0.00002395 6.245 6.083/6.361 6.159 ± 0.3608
12 1342 1342/1342 1342 ± 0.00002395 6.385 6.213/6.55 6.325 ± 0.3778
13 1342 1342/1342 1342 ± 0.00002409 6.524 6.322/6.713 6.501 ± 0.3863
14 1342 1342/1342 1342 ± 0.00003156 6.267 5.921/6.657 6.282 ± 0.5164
15 1342 1342/1342 1342 ± 0.00002397 6.602 6.298/6.754 6.464 ± 0.4898
16 1342 1342/1342 1342 ± 0.00006035 3.706 3.56/3.971 3.79 ± 0.316
17 1342 1342/1342 1342 ± 0.00006103 3.808 3.649/4.007 3.861 ± 0.3006
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-23 17:00:56.932
End
2025-01-23 17:58:23.031
Duration
0:57:26.099
Note, WebLog generation is not included in the time.

CASA logs for stage 8