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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.123/6.059 5.491 ± 0.7854
ea02 1342 1342/1342 1342 ± 0.00004428 5.842 5.232/6.605 5.84 ± 0.9177
ea04 1342 1342/1342 1342 ± 0.00001896 5.261 4.88/5.891 5.318 ± 0.726
ea05 1342 1342/1342 1342 ± 0.00002475 5.457 5.008/6.326 5.629 ± 0.7882
ea06 1342 1342/1342 1342 ± 0.0000247 4.753 4.57/5.469 4.937 ± 0.6652
ea07 1342 1342/1342 1342 ± 0.00004312 5.802 5.26/6.218 5.735 ± 0.9022
ea08 1342 1342/1342 1342 ± 0.00004371 5.968 5.448/6.736 5.981 ± 1.005
ea09 1342 1342/1342 1342 ± 0.00002616 5.606 5.119/6.462 5.654 ± 0.8145
ea10 1342 1342/1342 1342 ± 0.00004239 5.784 5.112/6.653 5.78 ± 0.9419
ea11 1342 1342/1342 1342 ± 0.00004326 5.579 5.007/6.341 5.6 ± 0.9507
ea12 1342 1342/1342 1342 ± 0.00003337 5.557 5.218/6.394 5.688 ± 0.9543
ea13 1342 1342/1342 1342 ± 0.00001466 5.724 5.539/6.301 5.859 ± 0.7368
ea14 1342 1342/1342 1342 ± 0.00003915 5.52 5.182/6.385 5.69 ± 0.8626
ea15 1342 1342/1342 1342 ± 0.00001081 5.288 5.015/6.152 5.501 ± 0.8716
ea16 1342 1342/1342 1342 ± 0.00003475 5.833 5.419/6.815 6.001 ± 0.9972
ea17 1342 1342/1342 1342 ± 0.00004296 5.783 5.26/6.933 5.865 ± 0.9946
ea18 1342 1342/1342 1342 ± 0.00004223 4.757 4.6/5.604 4.967 ± 0.681
ea19 1342 1342/1342 1342 ± 0.00001427 5.745 5.486/6.802 6.016 ± 0.8833
ea20 1342 1342/1342 1342 ± 0.00004196 5.824 5.639/6.939 6.013 ± 1.023
ea21 1342 1342/1342 1342 ± 0.00003568 5.508 5.262/6.272 5.637 ± 0.8233
ea22 1342 1342/1342 1342 ± 0.00003911 5.305 4.951/6.386 5.605 ± 0.8432
ea23 1342 1342/1342 1342 ± 0.00004393 5.756 5.354/6.517 5.802 ± 1.002
ea25 1342 1342/1342 1342 ± 0.00004363 5.401 5.035/6.172 5.486 ± 0.8879
ea26 1342 1342/1342 1342 ± 0.00002694 5.855 5.65/6.908 6.036 ± 0.9119
ea27 1342 1342/1342 1342 ± 0.00004245 5.418 5.109/6.395 5.568 ± 0.8524
ea28 1342 1342/1342 1342 ± 0.00004391 5.544 5.272/6.455 5.753 ± 0.9095
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 ± 0.00002366 5.259 5.06/5.562 5.286 ± 0.2934
5 1342 1342/1342 1342 ± 0.00003836 5.272 5.054/5.561 5.308 ± 0.2632
6 1342 1342/1342 1342 ± 0.00002366 5.222 5.022/5.428 5.199 ± 0.2939
7 1342 1342/1342 1342 ± 0.00002366 5.234 5.064/5.457 5.236 ± 0.2704
8 1342 1342/1342 1342 ± 0.00002366 5.271 5.014/5.379 5.198 ± 0.2892
9 1342 1342/1342 1342 ± 0.00002366 5.513 5.305/5.786 5.492 ± 0.3289
10 1342 1342/1342 1342 ± 0.00002366 5.97 5.842/6.174 5.954 ± 0.315
11 1342 1342/1342 1342 ± 0.00002366 6.276 6.103/6.392 6.209 ± 0.3238
12 1342 1342/1342 1342 ± 0.00002366 6.393 6.214/6.602 6.388 ± 0.3567
13 1342 1342/1342 1342 ± 0.00002366 6.801 6.691/6.985 6.771 ± 0.3709
14 1342 1342/1342 1342 ± 0.00002366 6.95 6.822/7.205 6.945 ± 0.4176
15 1342 1342/1342 1342 ± 0.0000244 6.695 6.409/6.919 6.605 ± 0.4306
16 1342 1342/1342 1342 ± 0.00005668 4.153 3.981/4.337 4.155 ± 0.2287
17 1342 1342/1342 1342 ± 0.00005765 4.201 4.038/4.412 4.226 ± 0.2557
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
output_dir
 
Start time
2024-11-02 16:59:19.332
End
2024-11-02 17:53:28.938
Duration
0:54:09.606
Note, WebLog generation is not included in the time.

CASA logs for stage 8