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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.669 5.48/6.44 5.759 ± 0.7961
ea02 1342 1342/1342 1342 ± 0.00004399 6.15 5.604/6.871 6.089 ± 0.9235
ea04 1342 1342/1342 1342 ± 0.000002337 5.633 5.382/6.239 5.765 ± 0.6729
ea05 1342 1342/1342 1342 ± 0.00002374 5.599 5.211/6.339 5.762 ± 0.7861
ea06 1342 1342/1342 1342 ± 0.00001926 5.151 4.863/5.814 5.202 ± 0.7491
ea07 1342 1342/1342 1342 ± 0.00003364 6.341 5.59/6.458 6.029 ± 0.7907
ea09 1342 1342/1342 1342 ± 0.00003317 5.498 5.093/5.866 5.411 ± 0.6048
ea10 1342 1342/1342 1342 ± 0.00003208 5.847 5.051/6.047 5.476 ± 0.6457
ea11 1342 1342/1342 1342 ± 0.00004404 6.157 5.663/6.831 6.04 ± 0.9729
ea12 1342 1342/1342 1342 ± 0.00002273 5.899 5.676/6.825 5.986 ± 1.028
ea13 1342 1342/1342 1342 ± 0.00002371 5.916 5.804/6.475 6.014 ± 0.7533
ea14 1342 1342/1342 1342 ± 0.0000308 5.7 5.567/6.69 5.956 ± 0.8737
ea15 1342 1342/1342 1342 ± 0.00001492 5.901 5.607/6.675 5.954 ± 0.9404
ea16 1342 1342/1342 1342 ± 0.00003038 5.901 5.509/6.877 6.009 ± 0.9792
ea17 1342 1342/1342 1342 ± 0.00004417 6.042 5.644/7.044 6.137 ± 0.9875
ea18 1342 1342/1342 1342 ± 0.00003009 5.338 5.09/6.04 5.41 ± 0.6364
ea19 1342 1342/1342 1342 ± 0.00000905 5.882 5.677/6.707 6.1 ± 0.8134
ea20 1342 1342/1342 1342 ± 0.0000343 6.234 6.111/7.209 6.353 ± 1.143
ea21 1342 1342/1342 1342 ± 0.00002922 5.704 5.387/6.413 5.768 ± 0.8159
ea22 1342 1342/1342 1342 ± 0.0000443 6.09 5.127/6.571 5.759 ± 0.9251
ea23 1342 1342/1342 1342 ± 0.00003908 5.989 5.624/6.872 6.056 ± 0.9763
ea24 1342 1342/1342 1342 ± 0.00002393 5.379 4.93/6.166 5.52 ± 0.7067
ea25 1342 1342/1342 1342 ± 0.00004322 5.909 5.424/6.609 5.824 ± 0.8934
ea26 1342 1342/1342 1342 ± 0.0000393 5.916 5.744/6.96 6.162 ± 0.919
ea27 1342 1342/1342 1342 ± 0.00004338 5.892 5.528/6.803 5.957 ± 0.9215
ea28 1342 1342/1342 1342 ± 0.00004351 5.932 5.743/6.84 6.109 ± 0.9442
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 ± 0.00002351 5.591 5.392/5.748 5.518 ± 0.3375
6 1342 1342/1342 1342 ± 0.00002351 5.583 5.255/5.741 5.511 ± 0.2944
7 1342 1342/1342 1342 ± 0.00002351 5.615 5.258/5.722 5.541 ± 0.3137
8 1342 1342/1342 1342 ± 0.00002351 5.543 5.213/5.666 5.483 ± 0.3391
9 1342 1342/1342 1342 ± 0.00002443 5.842 5.493/5.974 5.748 ± 0.3188
10 1342 1342/1342 1342 ± 0.00002351 6.317 5.959/6.407 6.213 ± 0.3205
11 1342 1342/1342 1342 ± 0.00002351 6.501 6.224/6.726 6.48 ± 0.3377
12 1342 1342/1342 1342 ± 0.00002351 6.632 6.433/6.873 6.633 ± 0.3803
13 1342 1342/1342 1342 ± 0.00002351 6.967 6.79/7.282 6.942 ± 0.4364
14 1342 1342/1342 1342 ± 0.00002351 6.983 6.663/7.272 6.904 ± 0.4656
15 1342 1342/1342 1342 ± 0.00002496 6.644 6.167/6.888 6.537 ± 0.4306
16 1342 1342/1342 1342 ± 0.00006004 4.251 4.091/4.421 4.255 ± 0.2311
17 1342 1342/1342 1342 ± 0.00005957 4.297 4.05/4.512 4.299 ± 0.3191
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
Start time
2024-04-20 18:53:46.164
End
2024-04-20 19:44:20.031
Duration
0:50:33.867
Note, WebLog generation is not included in the time.

CASA logs for stage 7