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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 5.753 5.437/6.183 5.855 ± 0.6195
ea02 1342 1342/1342 1342 ± 0.000005917 5.939 5.573/6.618 6.157 ± 0.7282
ea04 1342 1342/1342 1342 ± 0 5.653 5.145/6.296 5.773 ± 0.6181
ea05 1342 1342/1342 1342 ± 0 6.006 5.373/6.494 5.91 ± 0.638
ea06 1342 1342/1342 1342 ± 0 4.956 4.768/5.306 5.024 ± 0.3514
ea07 1342 1342/1342 1342 ± 0 6.27 5.67/6.445 6.219 ± 0.6087
ea08 1342 1342/1342 1342 ± 0.00001617 5.898 5.668/6.748 6.216 ± 0.7452
ea09 1342 1342/1342 1342 ± 0 5.817 5.358/6.427 5.933 ± 0.6742
ea10 1342 1342/1342 1342 ± 0 6.11 5.425/6.641 6.09 ± 0.7082
ea11 1342 1342/1342 1342 ± 0 6.189 5.351/6.57 6.073 ± 0.7054
ea12 1342 1342/1342 1342 ± 0 6.046 5.513/6.666 6.175 ± 0.7098
ea13 1342 1342/1342 1342 ± 0 6.486 5.985/6.645 6.416 ± 0.5405
ea14 1342 1342/1342 1342 ± 0 6.114 5.396/6.639 6.075 ± 0.7167
ea15 1342 1342/1342 1342 ± 0 5.863 5.213/6.463 5.945 ± 0.7271
ea16 1342 1342/1342 1342 ± 0 6.355 5.836/7.029 6.503 ± 0.7628
ea17 1342 1342/1342 1342 ± 0.000003073 6.053 5.708/6.656 6.246 ± 0.698
ea18 1342 1342/1342 1342 ± 0 5.18 4.785/5.652 5.269 ± 0.5517
ea19 1342 1342/1342 1342 ± 0 6.379 5.725/6.945 6.435 ± 0.7173
ea20 1342 1342/1342 1342 ± 0 6.455 5.877/7.036 6.449 ± 0.6682
ea21 1342 1342/1342 1342 ± 0 6.034 5.52/6.419 6.041 ± 0.5816
ea22 1342 1342/1342 1342 ± 0 5.536 5.318/6.211 5.807 ± 0.681
ea23 1342 1342/1342 1342 ± 0 6.297 5.628/6.721 6.293 ± 0.7169
ea25 1342 1342/1342 1342 ± 0 5.678 5.33/6.288 5.835 ± 0.5998
ea26 1342 1342/1342 1342 ± 0 6.374 5.831/7.119 6.44 ± 0.6873
ea27 1342 1342/1342 1342 ± 0.00003438 5.841 5.451/6.52 5.906 ± 0.637
ea28 1342 1342/1342 1342 ± 0.00003616 5.733 5.493/6.539 6.008 ± 0.7171
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 ± 0.00002349 5.514 5.332/5.815 5.536 ± 0.2914
3 1342 1342/1342 1342 ± 0.00003854 5.055 4.92/5.202 5.056 ± 0.2145
4 1342 1342/1342 1342 ± 0.00002389 5.504 5.188/5.656 5.415 ± 0.3627
5 1342 1342/1342 1342 ± 0.00002349 5.519 5.259/5.671 5.477 ± 0.3597
6 1342 1342/1342 1342 ± 0.00002349 5.423 5.211/5.575 5.399 ± 0.3095
7 1342 1342/1342 1342 ± 0.00002349 5.492 5.32/5.663 5.469 ± 0.2884
8 1342 1342/1342 1342 ± 0.00002349 5.487 5.195/5.637 5.423 ± 0.3157
9 1342 1342/1342 1342 ± 0.00002349 5.726 5.501/5.985 5.699 ± 0.3504
10 1342 1342/1342 1342 ± 0.00002349 6.157 6.006/6.379 6.129 ± 0.3429
11 1342 1342/1342 1342 ± 0.00002349 6.434 6.271/6.543 6.353 ± 0.3456
12 1342 1342/1342 1342 ± 0.00002369 6.528 6.304/6.75 6.472 ± 0.4877
13 1342 1342/1342 1342 ± 0.00002349 7.072 6.923/7.266 7.043 ± 0.4234
14 1342 1342/1342 1342 ± 0.00002349 7.364 7.066/7.606 7.287 ± 0.4685
15 1342 1342/1342 1342 ± 0.00002349 6.996 6.769/7.198 6.904 ± 0.484
16 1342 1342/1342 1342 ± 0.00003454 6.194 5.844/6.519 6.177 ± 0.4666
17 1342 1342/1342 1342 ± 0.00003873 6.264 5.785/6.527 6.173 ± 0.4517
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
Start time
2025-01-08 08:41:45.126
End
2025-01-08 09:39:38.116
Duration
0:57:52.989
Note, WebLog generation is not included in the time.

CASA logs for stage 8