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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.425 5.307/6.191 5.678 ± 0.7678
ea02 1342 1342/1342 1342 ± 0.000047 5.971 5.408/6.711 5.999 ± 0.8981
ea04 1342 1342/1342 1342 ± 0.00003282 5.365 5.057/6.08 5.494 ± 0.7167
ea05 1342 1342/1342 1342 ± 0.000008975 5.459 5.07/6.148 5.695 ± 0.7145
ea06 1342 1342/1342 1342 ± 0.00002409 4.677 4.532/5.248 4.82 ± 0.5369
ea07 1342 1342/1342 1342 ± 0.00003725 6.01 5.553/6.458 6.036 ± 0.8652
ea08 1342 1342/1342 1342 ± 0.00004388 5.966 5.489/6.874 6.123 ± 1.003
ea09 1342 1342/1342 1342 ± 0.00003267 5.469 5.221/6.397 5.72 ± 0.7486
ea10 1342 1342/1342 1342 ± 0.0000421 6.003 5.353/6.797 5.962 ± 0.9399
ea11 1342 1342/1342 1342 ± 0.00004285 5.769 5.236/6.57 5.857 ± 0.9514
ea12 1342 1342/1342 1342 ± 0.00003209 5.713 5.405/6.58 5.865 ± 0.9223
ea13 1342 1342/1342 1342 ± 0.00001956 5.77 5.424/6.304 5.918 ± 0.6824
ea14 1342 1342/1342 1342 ± 0.00003203 5.632 5.256/6.489 5.775 ± 0.842
ea15 1342 1342/1342 1342 ± 0.0000178 5.307 5.081/6.179 5.587 ± 0.8566
ea16 1342 1342/1342 1342 ± 0.00002191 5.997 5.597/6.87 6.131 ± 0.9611
ea17 1342 1342/1342 1342 ± 0.00004302 5.962 5.484/7.128 6.067 ± 0.9753
ea18 1342 1342/1342 1342 ± 0.00003356 5.139 4.799/5.719 5.211 ± 0.5964
ea19 1342 1342/1342 1342 ± 0.000009322 5.794 5.597/6.831 6.08 ± 0.8075
ea20 1342 1342/1342 1342 ± 0.00003903 5.955 5.786/7.061 6.191 ± 0.9745
ea21 1342 1342/1342 1342 ± 0.00002614 5.628 5.29/6.404 5.773 ± 0.8076
ea22 1342 1342/1342 1342 ± 0.00004081 5.437 4.962/6.394 5.675 ± 0.7435
ea23 1342 1342/1342 1342 ± 0.00003749 5.883 5.536/6.735 6.076 ± 0.9412
ea25 1342 1342/1342 1342 ± 0.00004179 5.527 5.213/6.396 5.692 ± 0.8295
ea26 1342 1342/1342 1342 ± 0.00003303 5.798 5.598/6.753 6.072 ± 0.8252
ea27 1342 1342/1342 1342 ± 0.00004239 5.649 5.245/6.694 5.758 ± 0.9029
ea28 1342 1342/1342 1342 ± 0.00004229 5.571 5.482/6.638 5.908 ± 0.9062
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 ± 0.00002364 5.341 5.218/5.567 5.354 ± 0.2775
5 1342 1342/1342 1342 ± 0.00003374 5.491 5.313/5.691 5.503 ± 0.305
6 1342 1342/1342 1342 ± 0.00002364 5.431 5.206/5.6 5.38 ± 0.307
7 1342 1342/1342 1342 ± 0.00002364 5.443 5.311/5.598 5.401 ± 0.2933
8 1342 1342/1342 1342 ± 0.00002364 5.41 5.228/5.572 5.345 ± 0.3271
9 1342 1342/1342 1342 ± 0.00002364 5.642 5.364/5.953 5.592 ± 0.3649
10 1342 1342/1342 1342 ± 0.00002364 6.131 5.931/6.284 6.074 ± 0.3397
11 1342 1342/1342 1342 ± 0.00002364 6.378 6.192/6.537 6.321 ± 0.3579
12 1342 1342/1342 1342 ± 0.00002364 6.562 6.394/6.752 6.516 ± 0.396
13 1342 1342/1342 1342 ± 0.00002364 6.903 6.798/7.212 6.938 ± 0.4137
14 1342 1342/1342 1342 ± 0.00002364 7.24 6.979/7.497 7.145 ± 0.4749
15 1342 1342/1342 1342 ± 0.000024 6.749 6.462/7.02 6.663 ± 0.4778
16 1342 1342/1342 1342 ± 0.00005693 4.391 4.243/4.606 4.409 ± 0.2435
17 1342 1342/1342 1342 ± 0.00005971 4.401 4.24/4.736 4.475 ± 0.3056
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-06 04:49:21.259
End
2024-12-06 05:19:01.525
Duration
0:29:40.266
Note, WebLog generation is not included in the time.

CASA logs for stage 8