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 5.902 5.398/6.118 5.853 ± 0.5102
ea02 1342 1342/1342 1342 ± 0 5.962 5.659/6.674 6.161 ± 0.6278
ea04 1342 1342/1342 1342 ± 0 5.584 5.187/6.174 5.71 ± 0.538
ea05 1342 1342/1342 1342 ± 0 5.926 5.385/6.385 5.89 ± 0.5646
ea06 1342 1342/1342 1342 ± 0 5.167 4.902/5.479 5.22 ± 0.3697
ea07 1342 1342/1342 1342 ± 0 6.195 5.687/6.325 6.141 ± 0.5462
ea08 1342 1342/1342 1342 ± 0 6.032 5.688/6.757 6.281 ± 0.658
ea09 1342 1342/1342 1342 ± 0 5.841 5.322/6.52 5.897 ± 0.5974
ea10 1342 1342/1342 1342 ± 0 6.068 5.441/6.681 6.105 ± 0.6229
ea11 1342 1342/1342 1342 ± 0 5.989 5.278/6.39 5.964 ± 0.642
ea12 1342 1342/1342 1342 ± 0 6.011 5.508/6.504 6.108 ± 0.6458
ea13 1342 1342/1342 1342 ± 0 6.348 5.982/6.453 6.331 ± 0.4599
ea14 1342 1342/1342 1342 ± 0 6.018 5.363/6.484 5.985 ± 0.647
ea15 1342 1342/1342 1342 ± 0 5.796 5.195/6.321 5.847 ± 0.6609
ea16 1342 1342/1342 1342 ± 0 6.27 5.78/6.838 6.404 ± 0.6904
ea17 1342 1342/1342 1342 ± 0.00001548 6.161 5.686/6.857 6.241 ± 0.5962
ea18 1342 1342/1342 1342 ± 0 5.186 4.809/5.621 5.25 ± 0.4959
ea19 1342 1342/1342 1342 ± 0 6.066 5.72/6.537 6.262 ± 0.6182
ea20 1342 1342/1342 1342 ± 0 6.397 5.795/6.941 6.36 ± 0.6059
ea21 1342 1342/1342 1342 ± 0 5.942 5.442/6.294 5.94 ± 0.5365
ea22 1342 1342/1342 1342 ± 0 5.642 5.476/6.539 5.936 ± 0.6259
ea23 1342 1342/1342 1342 ± 0 6.247 5.624/6.665 6.248 ± 0.6629
ea25 1342 1342/1342 1342 ± 0 5.655 5.349/6.226 5.805 ± 0.5563
ea26 1342 1342/1342 1342 ± 0 6.202 5.831/6.984 6.336 ± 0.6073
ea27 1342 1342/1342 1342 ± 0.0000231 5.824 5.492/6.489 5.941 ± 0.5593
ea28 1342 1342/1342 1342 ± 0.000015 5.78 5.52/6.549 6.08 ± 0.5995
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 ± 0.00002348 5.53 5.356/5.809 5.552 ± 0.274
4 1342 1342/1342 1342 ± 0.00002526 5.447 5.165/5.721 5.466 ± 0.3853
5 1342 1342/1342 1342 ± 0.00002348 5.53 5.262/5.683 5.504 ± 0.3313
6 1342 1342/1342 1342 ± 0.00002348 5.432 5.182/5.561 5.389 ± 0.2877
7 1342 1342/1342 1342 ± 0.00002348 5.45 5.278/5.621 5.445 ± 0.2655
8 1342 1342/1342 1342 ± 0.00002348 5.439 5.189/5.604 5.391 ± 0.2857
9 1342 1342/1342 1342 ± 0.00002348 5.685 5.49/5.956 5.663 ± 0.3329
10 1342 1342/1342 1342 ± 0.00002348 6.102 5.916/6.27 6.078 ± 0.3148
11 1342 1342/1342 1342 ± 0.00002348 6.354 6.186/6.487 6.284 ± 0.318
12 1342 1342/1342 1342 ± 0.00002392 6.489 6.293/6.671 6.431 ± 0.3544
13 1342 1342/1342 1342 ± 0.00002348 6.905 6.807/7.122 6.9 ± 0.36
14 1342 1342/1342 1342 ± 0.00002348 7.197 6.936/7.421 7.123 ± 0.4103
15 1342 1342/1342 1342 ± 0.00002348 6.798 6.553/7.041 6.722 ± 0.4045
16 1342 1342/1342 1342 ± 0.00002827 6.059 5.71/6.351 6.055 ± 0.3861
17 1342 1342/1342 1342 ± 0.00002848 6.156 5.799/6.379 6.088 ± 0.362
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-17 05:09:51.551
End
2024-12-17 06:24:01.607
Duration
1:14:10.056
Note, WebLog generation is not included in the time.

CASA logs for stage 8