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 5.202 5.086/6.147 5.553 ± 0.7205
ea02 1342 1342/1342 1342 ± 0.00003993 6.221 5.021/6.905 5.952 ± 0.9726
ea04 1342 1342/1342 1342 ± 0.00001659 5.465 4.936/5.961 5.468 ± 0.7372
ea05 1342 1342/1342 1342 ± 0.00001528 5.565 4.958/6.562 5.762 ± 0.8203
ea06 1342 1342/1342 1342 ± 0.00002167 4.731 4.295/5.313 4.815 ± 0.6016
ea07 1342 1342/1342 1342 ± 0.00004083 5.564 5.227/6.335 5.804 ± 0.9145
ea08 1342 1342/1342 1342 ± 0.00004129 5.649 5.326/6.82 6.061 ± 0.9682
ea09 1342 1342/1342 1342 ± 0.00001929 5.659 5.057/6.55 5.766 ± 0.7868
ea10 1342 1342/1342 1342 ± 0.00004371 5.518 5.066/6.725 5.766 ± 0.9514
ea11 1342 1342/1342 1342 ± 0.00004236 5.559 4.849/6.453 5.674 ± 0.9728
ea12 1342 1342/1342 1342 ± 0.00002706 5.648 5.055/6.301 5.715 ± 0.8649
ea13 1342 1342/1342 1342 ± 0.00001157 6.021 5.29/6.423 5.98 ± 0.7409
ea14 1342 1342/1342 1342 ± 0.0000406 5.317 5.046/6.422 5.675 ± 0.8639
ea15 1342 1342/1342 1342 ± 0.000009262 5.082 4.909/6.218 5.547 ± 0.8659
ea16 1342 1342/1342 1342 ± 0.00002043 5.644 5.206/6.893 6.001 ± 1.075
ea17 1342 1342/1342 1342 ± 0.00004129 5.685 5.412/6.589 5.954 ± 0.8975
ea18 1342 1342/1342 1342 ± 0.00004125 4.835 4.554/5.425 5.011 ± 0.6327
ea19 1342 1342/1342 1342 ± 0.00002576 5.757 5.411/6.894 6.089 ± 0.9105
ea20 1342 1342/1342 1342 ± 0.00003834 5.863 5.55/6.75 6.04 ± 0.9363
ea21 1342 1342/1342 1342 ± 0.00002884 5.44 5.2/6.432 5.74 ± 0.8512
ea22 1342 1342/1342 1342 ± 0.00002047 5.087 4.913/6.281 5.566 ± 0.7806
ea23 1342 1342/1342 1342 ± 0.00004138 5.776 5.221/6.666 5.882 ± 1.037
ea25 1342 1342/1342 1342 ± 0.00004246 5.23 5.042/6.113 5.544 ± 0.8332
ea26 1342 1342/1342 1342 ± 0.000008398 5.658 5.539/7.01 6.143 ± 0.8446
ea27 1342 1342/1342 1342 ± 0.00004248 5.391 5.243/6.429 5.687 ± 0.8325
ea28 1342 1342/1342 1342 ± 0.00004406 5.617 5.196/6.576 5.817 ± 0.9353
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 ± 0.0000235 5.335 5.069/5.584 5.318 ± 0.3054
6 1342 1342/1342 1342 ± 0.0000235 5.151 4.904/5.252 5.077 ± 0.288
7 1342 1342/1342 1342 ± 0.00002387 5.185 5.024/5.28 5.124 ± 0.2852
8 1342 1342/1342 1342 ± 0.0000235 5.102 4.97/5.227 5.087 ± 0.2984
9 1342 1342/1342 1342 ± 0.00002633 5.38 5.095/5.615 5.333 ± 0.2931
10 1342 1342/1342 1342 ± 0.0000235 6.052 5.871/6.219 5.999 ± 0.3214
11 1342 1342/1342 1342 ± 0.0000235 6.335 6.129/6.459 6.28 ± 0.3404
12 1342 1342/1342 1342 ± 0.0000235 6.554 6.338/6.667 6.487 ± 0.3732
13 1342 1342/1342 1342 ± 0.0000235 6.995 6.754/7.241 6.942 ± 0.407
14 1342 1342/1342 1342 ± 0.0000235 7.178 6.997/7.419 7.135 ± 0.4543
15 1342 1342/1342 1342 ± 0.00002402 6.527 6.15/6.834 6.443 ± 0.5527
16 1342 1342/1342 1342 ± 0.00006036 4.435 4.29/4.663 4.48 ± 0.2574
17 1342 1342/1342 1342 ± 0.000061 4.569 4.43/4.836 4.652 ± 0.3336
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-02 15:32:51.675
End
2024-11-02 16:36:49.356
Duration
1:03:57.681
Note, WebLog generation is not included in the time.

CASA logs for stage 8