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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.719 5.285/6.053 5.727 ± 0.5177
ea02 1342 1342/1342 1342 ± 0 5.805 5.464/6.574 6.016 ± 0.6527
ea04 1342 1342/1342 1342 ± 0 5.571 5.089/6.255 5.681 ± 0.5897
ea05 1342 1342/1342 1342 ± 0 5.926 5.299/6.421 5.832 ± 0.6127
ea06 1342 1342/1342 1342 ± 0 5.037 4.725/5.313 5.049 ± 0.3591
ea07 1342 1342/1342 1342 ± 0 6.147 5.436/6.288 6.013 ± 0.6143
ea08 1342 1342/1342 1342 ± 0.00001324 5.933 5.576/6.724 6.204 ± 0.6738
ea09 1342 1342/1342 1342 ± 0 5.573 5.221/6.498 5.777 ± 0.6573
ea10 1342 1342/1342 1342 ± 0 6.095 5.319/6.671 6.026 ± 0.6692
ea11 1342 1342/1342 1342 ± 0 5.984 5.178/6.392 5.9 ± 0.6975
ea12 1342 1342/1342 1342 ± 0 5.935 5.335/6.473 6.006 ± 0.6758
ea13 1342 1342/1342 1342 ± 0 6.026 5.797/6.426 6.202 ± 0.5047
ea14 1342 1342/1342 1342 ± 0 5.922 5.255/6.443 5.884 ± 0.6718
ea15 1342 1342/1342 1342 ± 0 5.713 5.099/6.338 5.807 ± 0.6989
ea16 1342 1342/1342 1342 ± 0 6.207 5.614/6.8 6.294 ± 0.7322
ea17 1342 1342/1342 1342 ± 0.000003138 5.993 5.536/6.827 6.114 ± 0.6417
ea18 1342 1342/1342 1342 ± 0 5.119 4.739/5.594 5.204 ± 0.5184
ea19 1342 1342/1342 1342 ± 0 5.959 5.545/6.555 6.133 ± 0.6617
ea20 1342 1342/1342 1342 ± 0 6.297 5.678/6.911 6.268 ± 0.6647
ea21 1342 1342/1342 1342 ± 0 5.918 5.356/6.317 5.851 ± 0.5964
ea22 1342 1342/1342 1342 ± 0 5.426 5.226/6.374 5.755 ± 0.6475
ea23 1342 1342/1342 1342 ± 0 6.182 5.474/6.583 6.163 ± 0.7003
ea25 1342 1342/1342 1342 ± 0 5.696 5.211/6.188 5.748 ± 0.5773
ea26 1342 1342/1342 1342 ± 0 5.891 5.758/6.968 6.233 ± 0.6598
ea27 1342 1342/1342 1342 ± 0.000002862 5.722 5.377/6.481 5.898 ± 0.5833
ea28 1342 1342/1342 1342 ± 0.00003671 5.666 5.447/6.513 6.013 ± 0.6268
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 ± 0.00002354 5.359 5.182/5.617 5.37 ± 0.256
4 1342 1342/1342 1342 ± 0.00002668 5.125 4.939/5.343 5.125 ± 0.3165
5 1342 1342/1342 1342 ± 0.00002354 5.361 5.122/5.52 5.357 ± 0.3165
6 1342 1342/1342 1342 ± 0.00002354 5.311 5.075/5.452 5.279 ± 0.2886
7 1342 1342/1342 1342 ± 0.00002354 5.358 5.181/5.532 5.346 ± 0.2647
8 1342 1342/1342 1342 ± 0.00002354 5.35 5.142/5.519 5.31 ± 0.277
9 1342 1342/1342 1342 ± 0.00002354 5.62 5.426/5.866 5.592 ± 0.3257
10 1342 1342/1342 1342 ± 0.00002354 6.054 5.919/6.211 6.014 ± 0.3191
11 1342 1342/1342 1342 ± 0.00002354 6.307 6.142/6.426 6.231 ± 0.3305
12 1342 1342/1342 1342 ± 0.00002376 6.429 6.2/6.58 6.379 ± 0.3616
13 1342 1342/1342 1342 ± 0.00002354 6.887 6.761/7.076 6.848 ± 0.3762
14 1342 1342/1342 1342 ± 0.00002354 7.146 6.884/7.321 7.043 ± 0.4204
15 1342 1342/1342 1342 ± 0.00002354 6.734 6.514/6.959 6.664 ± 0.4029
16 1342 1342/1342 1342 ± 0.00003033 6.04 5.686/6.281 5.985 ± 0.4136
17 1342 1342/1342 1342 ± 0.0000317 6.049 5.617/6.305 5.99 ± 0.4027
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-17 02:30:38.611
End
2024-12-17 03:21:43.167
Duration
0:51:04.556
Note, WebLog generation is not included in the time.

CASA logs for stage 8