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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.596 5.357/6.269 5.783 ± 0.5887
ea02 1342 1342/1342 1342 ± 0.00001717 5.863 5.599/6.71 6.163 ± 0.7362
ea03 1342 1342/1342 1342 ± 0 5.312 4.885/6.133 5.519 ± 0.6714
ea04 1342 1342/1342 1342 ± 0 5.759 5.305/6.418 5.854 ± 0.593
ea05 1342 1342/1342 1342 ± 0 6.108 5.396/6.603 5.952 ± 0.6426
ea06 1342 1342/1342 1342 ± 0 4.999 4.842/5.429 5.122 ± 0.3538
ea07 1342 1342/1342 1342 ± 0 6.122 5.577/6.386 6.11 ± 0.6405
ea08 1342 1342/1342 1342 ± 0.00002263 5.899 5.647/6.8 6.183 ± 0.7613
ea09 1342 1342/1342 1342 ± 0.000007527 5.811 5.435/6.581 5.973 ± 0.7583
ea10 1342 1342/1342 1342 ± 0 6.134 5.509/6.902 6.147 ± 0.788
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.916 5.504/6.526 6.091 ± 0.6361
ea13 1342 1342/1342 1342 ± 0 6.067 5.955/6.558 6.281 ± 0.5391
ea14 1342 1342/1342 1342 ± 0 6.13 5.447/6.592 6.055 ± 0.7128
ea15 1342 1342/1342 1342 ± 0 6.032 5.585/6.732 6.223 ± 0.7195
ea16 1342 1342/1342 1342 ± 0 6.188 5.7/6.908 6.351 ± 0.799
ea17 1342 1342/1342 1342 ± 0.00001236 6.474 5.86/7.328 6.565 ± 0.7571
ea18 1342 1342/1342 1342 ± 0 5.086 4.772/5.641 5.18 ± 0.551
ea19 1342 1342/1342 1342 ± 0 5.832 5.395/6.529 6.022 ± 0.6787
ea20 1342 1342/1342 1342 ± 0 6.106 5.643/6.735 6.181 ± 0.6526
ea23 1342 1342/1342 1342 ± 0 6.149 5.527/6.558 6.163 ± 0.7118
ea25 1342 1342/1342 1342 ± 0.000001088 5.769 5.429/6.297 5.878 ± 0.6067
ea26 1342 1342/1342 1342 ± 0 6.175 5.868/6.957 6.387 ± 0.776
ea27 1342 1342/1342 1342 ± 0.000009645 5.751 5.435/6.57 5.917 ± 0.675
ea28 1342 1342/1342 1342 ± 0.00003506 5.505 5.349/6.348 5.761 ± 0.6938
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 ± 0.00002439 5.491 5.368/5.712 5.49 ± 0.2785
3 1342 1342/1342 1342 ± 0.00002522 5.181 4.798/5.365 5.088 ± 0.3383
4 1342 1342/1342 1342 ± 0.00002496 5.292 5.158/5.409 5.221 ± 0.3321
5 1342 1342/1342 1342 ± 0.00002439 5.418 5.286/5.623 5.418 ± 0.3177
6 1342 1342/1342 1342 ± 0.00002439 5.522 5.334/5.7 5.471 ± 0.3358
7 1342 1342/1342 1342 ± 0.00002439 5.521 5.406/5.69 5.514 ± 0.3096
8 1342 1342/1342 1342 ± 0.00002439 5.488 5.316/5.647 5.457 ± 0.3316
9 1342 1342/1342 1342 ± 0.00002439 5.764 5.543/6.059 5.747 ± 0.3758
10 1342 1342/1342 1342 ± 0.00002439 6.165 6.02/6.464 6.161 ± 0.3592
11 1342 1342/1342 1342 ± 0.00002439 6.501 6.259/6.666 6.405 ± 0.3839
12 1342 1342/1342 1342 ± 0.00002439 6.641 6.425/6.831 6.591 ± 0.4241
13 1342 1342/1342 1342 ± 0.00002439 7.107 6.937/7.226 7.033 ± 0.4418
14 1342 1342/1342 1342 ± 0.00002439 7.324 7.043/7.54 7.239 ± 0.493
15 1342 1342/1342 1342 ± 0.00002439 6.912 6.616/7.105 6.803 ± 0.4837
16 1342 1342/1342 1342 ± 0.00003821 6.165 5.806/6.367 6.089 ± 0.4633
17 1342 1342/1342 1342 ± 0.00003339 6.251 5.84/6.412 6.136 ± 0.43
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-01-11 10:47:42.585
End
2025-01-11 11:50:09.329
Duration
1:02:26.744
Note, WebLog generation is not included in the time.

CASA logs for stage 8