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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.084 4.963/5.895 5.339 ± 0.7193
ea02 1342 1342/1342 1342 ± 0.0000359 5.713 5.111/6.338 5.698 ± 0.8788
ea04 1342 1342/1342 1342 ± 0.00003311 5.112 4.816/5.844 5.255 ± 0.699
ea05 1342 1342/1342 1342 ± 0.00001718 5.285 4.932/6.306 5.514 ± 0.8819
ea06 1342 1342/1342 1342 ± 0.0000354 4.967 4.738/5.521 5.078 ± 0.6455
ea07 1342 1342/1342 1342 ± 0.00003458 5.572 5.111/6.001 5.522 ± 0.7856
ea08 1342 1342/1342 1342 ± 0.00003475 5.884 5.384/6.595 5.943 ± 0.9349
ea09 1342 1342/1342 1342 ± 0.00002665 5.387 4.987/6.25 5.46 ± 0.8844
ea10 1342 1342/1342 1342 ± 0.00003578 5.476 4.903/6.252 5.507 ± 0.8479
ea11 1342 1342/1342 1342 ± 0.00003606 5.612 5.023/6.256 5.526 ± 0.8371
ea12 1342 1342/1342 1342 ± 0.00003734 5.313 5.015/6.255 5.459 ± 0.8542
ea13 1342 1342/1342 1342 ± 0.00001855 5.722 5.285/6.083 5.694 ± 0.8419
ea14 1342 1342/1342 1342 ± 0.00003053 5.495 5.128/6.409 5.685 ± 0.9361
ea15 1342 1342/1342 1342 ± 0.00003025 5.259 4.947/6.064 5.517 ± 0.8409
ea16 1342 1342/1342 1342 ± 0.00002473 5.513 5.1/6.331 5.603 ± 0.9442
ea17 1342 1342/1342 1342 ± 0.00003797 5.765 5.209/6.719 5.828 ± 0.9253
ea18 1342 1342/1342 1342 ± 0.00003628 4.765 4.57/5.499 4.875 ± 0.6396
ea19 1342 1342/1342 1342 ± 0.00001326 5.508 5.256/6.539 5.746 ± 0.9438
ea20 1342 1342/1342 1342 ± 0.00003733 5.63 5.45/6.505 5.79 ± 0.8748
ea21 1342 1342/1342 1342 ± 0.00002557 5.319 5.034/6.103 5.459 ± 0.8484
ea22 1342 1342/1342 1342 ± 0.00003679 5.429 4.954/6.386 5.575 ± 0.9492
ea23 1342 1342/1342 1342 ± 0.0000329 5.616 5.19/6.333 5.687 ± 0.8726
ea25 1342 1342/1342 1342 ± 0.00003589 5.365 5.01/6.121 5.422 ± 0.7742
ea27 1342 1342/1342 1342 ± 0.00003665 5.311 4.921/6.227 5.431 ± 0.8104
ea28 1342 1342/1342 1342 ± 0.00003642 5.401 5.162/6.362 5.624 ± 0.8478
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 ± 0.00002393 5.154 4.966/5.346 5.133 ± 0.2415
5 1342 1342/1342 1342 ± 0.00002524 5.115 4.844/5.397 5.1 ± 0.369
6 1342 1342/1342 1342 ± 0.00002393 5.052 4.962/5.177 5.051 ± 0.2304
7 1342 1342/1342 1342 ± 0.00002393 5.065 4.948/5.182 5.067 ± 0.1982
8 1342 1342/1342 1342 ± 0.00002393 5.103 4.912/5.268 5.074 ± 0.2349
9 1342 1342/1342 1342 ± 0.00002393 5.399 5.286/5.575 5.381 ± 0.2732
10 1342 1342/1342 1342 ± 0.00002393 5.835 5.68/5.952 5.796 ± 0.2802
11 1342 1342/1342 1342 ± 0.00002393 6.083 5.973/6.227 6.07 ± 0.2898
12 1342 1342/1342 1342 ± 0.00002393 6.305 6.048/6.389 6.239 ± 0.2968
13 1342 1342/1342 1342 ± 0.00002461 6.379 6.157/6.615 6.329 ± 0.3485
14 1342 1342/1342 1342 ± 0.00002393 6.82 6.617/7.062 6.774 ± 0.382
15 1342 1342/1342 1342 ± 0.00003487 6.553 6.358/6.825 6.519 ± 0.4187
16 1342 1342/1342 1342 ± 0.00005194 3.763 3.659/3.865 3.766 ± 0.1561
17 1342 1342/1342 1342 ± 0.00005089 3.753 3.616/3.913 3.774 ± 0.2455
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-06 10:02:34.580
End
2024-11-06 10:54:30.619
Duration
0:51:56.039
Note, WebLog generation is not included in the time.

CASA logs for stage 8