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

Statwt Summary Plot

VLASS2.1.sb38537053.eb38580096.59080.031941134264_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 5.689 5.224/6.017 5.635 ± 0.5284
ea02 1342 1342/1342 1342 ± 0.00001857 5.693 5.245/6.36 5.864 ± 0.6332
ea04 1342 1342/1342 1342 ± 0.000005991 5.387 4.865/5.967 5.451 ± 0.5771
ea05 1342 1342/1342 1342 ± 0 5.862 5.295/6.382 5.811 ± 0.5738
ea06 1342 1342/1342 1342 ± 0.000001064 4.799 4.565/5.241 4.922 ± 0.3988
ea07 1342 1342/1342 1342 ± 0 5.767 5.301/6.075 5.814 ± 0.5556
ea08 1342 1342/1342 1342 ± 0.000001506 5.738 5.493/6.58 6.014 ± 0.6448
ea09 1342 1342/1342 1342 ± 0 5.501 5.055/6.269 5.6 ± 0.617
ea11 1342 1342/1342 1342 ± 0 5.761 5.068/6.209 5.739 ± 0.6227
ea12 1342 1342/1342 1342 ± 0 5.727 5.124/6.269 5.745 ± 0.6297
ea13 1342 1342/1342 1342 ± 0 5.875 5.525/6.163 5.92 ± 0.5033
ea14 1342 1342/1342 1342 ± 0 5.836 5.309/6.425 5.901 ± 0.6563
ea15 1342 1342/1342 1342 ± 0 5.42 4.894/6.029 5.523 ± 0.7215
ea16 1342 1342/1342 1342 ± 0 6.043 5.581/6.56 6.156 ± 0.7096
ea17 1342 1342/1342 1342 ± 0.000006277 5.928 5.454/6.652 6.058 ± 0.6285
ea18 1342 1342/1342 1342 ± 0 5.088 4.675/5.568 5.127 ± 0.5019
ea19 1342 1342/1342 1342 ± 0 6.095 5.45/6.579 6.057 ± 0.6221
ea20 1342 1342/1342 1342 ± 0 5.883 5.5/6.519 6.032 ± 0.6402
ea21 1342 1342/1342 1342 ± 0 5.651 5.317/6.244 5.795 ± 0.5743
ea22 1342 1342/1342 1342 ± 0 5.516 5.167/6.311 5.723 ± 0.6518
ea23 1342 1342/1342 1342 ± 0 6.024 5.454/6.542 6.036 ± 0.6531
ea25 1342 1342/1342 1342 ± 0 5.504 5.219/5.992 5.648 ± 0.5449
ea26 1342 1342/1342 1342 ± 0 5.601 5.296/6.282 5.727 ± 0.5553
ea27 1342 1342/1342 1342 ± 0.00002445 5.462 5.186/6.294 5.683 ± 0.5894
ea28 1342 1342/1342 1342 ± 0.000009952 5.644 5.312/6.359 5.831 ± 0.6284
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 ± 0.00002396 5.356 5.192/5.503 5.324 ± 0.2403
3 1342 1342/1342 1342 ± 0.00002433 5.062 4.901/5.314 5.073 ± 0.2746
4 1342 1342/1342 1342 ± 0.00002638 5.234 5.025/5.407 5.205 ± 0.3376
5 1342 1342/1342 1342 ± 0.00002396 5.276 5.036/5.408 5.214 ± 0.3216
6 1342 1342/1342 1342 ± 0.00002396 5.235 5.013/5.334 5.18 ± 0.288
7 1342 1342/1342 1342 ± 0.00002396 5.266 5.072/5.386 5.217 ± 0.2522
8 1342 1342/1342 1342 ± 0.00002396 5.262 5.035/5.373 5.19 ± 0.2825
9 1342 1342/1342 1342 ± 0.00002396 5.551 5.306/5.702 5.483 ± 0.3278
10 1342 1342/1342 1342 ± 0.00002396 5.991 5.775/6.11 5.903 ± 0.3112
11 1342 1342/1342 1342 ± 0.00002396 6.214 6.008/6.326 6.13 ± 0.3207
12 1342 1342/1342 1342 ± 0.00002396 6.294 6.128/6.491 6.278 ± 0.3356
13 1342 1342/1342 1342 ± 0.00002396 6.773 6.639/6.937 6.745 ± 0.3666
14 1342 1342/1342 1342 ± 0.00002396 6.914 6.742/7.121 6.868 ± 0.3889
15 1342 1342/1342 1342 ± 0.00002396 6.499 6.331/6.697 6.442 ± 0.3936
16 1342 1342/1342 1342 ± 0.00002692 5.792 5.641/6.038 5.832 ± 0.3313
17 1342 1342/1342 1342 ± 0.00002912 5.82 5.663/6.085 5.852 ± 0.3213
vis
VLASS2.1.sb38537053.eb38580096.59080.031941134264_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-13 05:46:47.981
End
2024-12-13 06:52:13.247
Duration
1:05:25.266
Note, WebLog generation is not included in the time.

CASA logs for stage 8