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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.624 5.55/6.323 5.939 ± 0.603
ea02 1342 1342/1342 1342 ± 0.0000415 6.269 5.709/6.815 6.308 ± 0.6462
ea03 1342 1342/1342 1342 ± 0 5.744 5.011/6.155 5.635 ± 0.5983
ea04 1342 1342/1342 1342 ± 0 5.62 5.185/6.212 5.69 ± 0.5628
ea05 1342 1342/1342 1342 ± 0 6.121 5.589/6.633 5.998 ± 0.6682
ea06 1342 1342/1342 1342 ± 0 4.847 4.823/4.904 4.826 ± 0.122
ea07 1342 1342/1342 1342 ± 0 6.187 5.747/6.5 6.265 ± 0.6126
ea08 1342 1342/1342 1342 ± 0 6.171 5.77/6.919 6.336 ± 0.6907
ea09 1342 1342/1342 1342 ± 0 5.978 5.474/6.653 6.071 ± 0.7038
ea10 1342 1342/1342 1342 ± 0 6.031 5.617/6.757 6.168 ± 0.657
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.04 5.492/6.529 6.086 ± 0.6977
ea13 1342 1342/1342 1342 ± 0 6.561 6.061/6.855 6.411 ± 0.6458
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.192 5.691/6.654 6.245 ± 0.6921
ea16 1342 1342/1342 1342 ± 0 6.418 5.948/6.957 6.456 ± 0.7549
ea17 1342 1342/1342 1342 ± 0 6.672 6.069/7.357 6.703 ± 0.6644
ea18 1342 1342/1342 1342 ± 0 5.196 4.822/5.639 5.238 ± 0.5256
ea19 1342 1342/1342 1342 ± 0 6.288 5.656/6.771 6.201 ± 0.6457
ea20 1342 1342/1342 1342 ± 0 6.145 5.611/6.688 6.103 ± 0.6787
ea21 1342 1342/1342 1342 ± 0 5.909 5.663/6.569 6.094 ± 0.6199
ea22 1342 1342/1342 1342 ± 0 6.106 5.461/6.422 5.974 ± 0.5713
ea23 1342 1342/1342 1342 ± 0 6.195 5.749/6.717 6.266 ± 0.6852
ea24 1342 1342/1342 1342 ± 0 6.174 5.688/6.777 6.172 ± 0.6892
ea25 1342 1342/1342 1342 ± 0 5.887 5.465/6.424 5.931 ± 0.6122
ea26 1342 1342/1342 1342 ± 0 6.628 5.99/7.242 6.583 ± 0.7391
ea27 1342 1342/1342 1342 ± 0 5.712 5.626/6.552 5.966 ± 0.6249
ea28 1342 1342/1342 1342 ± 0 5.81 5.441/6.445 5.921 ± 0.6294
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 5.701 5.441/5.796 5.609 ± 0.333
4 1342 1342/1342 1342 ± 0.00002543 4.906 4.694/5.121 4.882 ± 0.2328
5 1342 1342/1342 1342 ± 0.00002348 5.603 5.427/5.796 5.591 ± 0.3696
6 1342 1342/1342 1342 ± 0.00002348 5.582 5.423/5.752 5.554 ± 0.3488
7 1342 1342/1342 1342 ± 0.00002348 5.634 5.439/5.695 5.567 ± 0.3227
8 1342 1342/1342 1342 ± 0.00002348 5.513 5.294/5.703 5.476 ± 0.351
9 1342 1342/1342 1342 ± 0.00002348 5.801 5.553/6.121 5.746 ± 0.39
10 1342 1342/1342 1342 ± 0.00002392 6.288 6.079/6.485 6.239 ± 0.3457
11 1342 1342/1342 1342 ± 0.00002392 6.549 6.283/6.642 6.451 ± 0.3247
12 1342 1342/1342 1342 ± 0.00002392 6.605 6.445/6.778 6.606 ± 0.3556
13 1342 1342/1342 1342 ± 0.00002392 7.083 6.952/7.219 7.053 ± 0.3702
14 1342 1342/1342 1342 ± 0.00002392 7.201 7.037/7.508 7.23 ± 0.3977
15 1342 1342/1342 1342 ± 0.00002392 6.856 6.643/7.106 6.844 ± 0.363
16 1342 1342/1342 1342 ± 0.00002439 6.192 6.015/6.512 6.237 ± 0.3713
17 1342 1342/1342 1342 ± 0.00002439 6.216 5.998/6.498 6.267 ± 0.3654
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2025-01-11 03:18:37.219
End
2025-01-11 04:14:39.077
Duration
0:56:01.858
Note, WebLog generation is not included in the time.

CASA logs for stage 8