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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.858 5.677/6.746 6.23 ± 0.6447
ea02 1342 1342/1342 1342 ± 0.00004315 6.177 5.768/7.084 6.477 ± 0.7549
ea04 1342 1342/1342 1342 ± 0.00002629 5.516 5.222/6.147 5.717 ± 0.5861
ea05 1342 1342/1342 1342 ± 0.00000763 5.503 5.258/6.455 5.842 ± 0.6643
ea06 1342 1342/1342 1342 ± 0.00003232 4.917 4.718/5.513 5.129 ± 0.4694
ea07 1342 1342/1342 1342 ± 0.00004348 6.045 5.706/6.603 6.28 ± 0.7051
ea08 1342 1342/1342 1342 ± 0.00003764 6.205 5.935/7.457 6.745 ± 0.8594
ea09 1342 1342/1342 1342 ± 0.00001223 5.972 5.517/6.755 6.149 ± 0.6545
ea10 1342 1342/1342 1342 ± 0.00004705 6.262 5.706/7.226 6.432 ± 0.7942
ea11 1342 1342/1342 1342 ± 0.00004255 5.971 5.612/6.979 6.321 ± 0.8121
ea12 1342 1342/1342 1342 ± 0.00003581 5.83 5.414/6.612 6.053 ± 0.7406
ea13 1342 1342/1342 1342 ± 0.000002597 6.131 5.694/6.53 6.25 ± 0.6184
ea14 1342 1342/1342 1342 ± 0.00003922 5.672 5.455/6.7 6.075 ± 0.7313
ea15 1342 1342/1342 1342 ± 0.00002242 5.786 5.291/6.483 6.006 ± 0.7421
ea16 1342 1342/1342 1342 ± 0.00001221 5.982 5.647/6.946 6.283 ± 0.8162
ea17 1342 1342/1342 1342 ± 0.00004539 6.279 5.925/7.424 6.659 ± 0.8251
ea18 1342 1342/1342 1342 ± 0.00004455 5.38 5.057/5.958 5.536 ± 0.5047
ea19 1342 1342/1342 1342 ± 0.00002271 5.792 5.584/6.854 6.184 ± 0.7002
ea20 1342 1342/1342 1342 ± 0.0000391 6 5.722/7.049 6.354 ± 0.7241
ea21 1342 1342/1342 1342 ± 0.00002718 5.57 5.371/6.431 5.926 ± 0.6751
ea22 1342 1342/1342 1342 ± 0.00001565 5.815 5.445/6.576 6.061 ± 0.6926
ea23 1342 1342/1342 1342 ± 0.00004223 5.947 5.655/6.894 6.294 ± 0.8005
ea25 1342 1342/1342 1342 ± 0.00004387 5.992 5.8/6.776 6.315 ± 0.7351
ea26 1342 1342/1342 1342 ± 0.000006948 6.018 5.894/7.191 6.478 ± 0.722
ea27 1342 1342/1342 1342 ± 0.00003844 5.974 5.823/7.021 6.361 ± 0.7076
ea28 1342 1342/1342 1342 ± 0.00003866 6.305 5.968/7.214 6.609 ± 0.7737
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 ± 0.00002365 5.688 5.375/5.858 5.638 ± 0.3275
5 1342 1342/1342 1342 ± 0.00003689 5.501 5.363/5.637 5.538 ± 0.2784
6 1342 1342/1342 1342 ± 0.0000241 5.62 5.347/5.833 5.572 ± 0.3349
7 1342 1342/1342 1342 ± 0.00002365 5.682 5.422/5.858 5.618 ± 0.3392
8 1342 1342/1342 1342 ± 0.00002365 5.629 5.31/5.876 5.566 ± 0.3643
9 1342 1342/1342 1342 ± 0.00002648 5.834 5.465/6.005 5.74 ± 0.3843
10 1342 1342/1342 1342 ± 0.00002365 6.448 6.102/6.679 6.361 ± 0.4026
11 1342 1342/1342 1342 ± 0.00002365 6.586 6.479/6.929 6.607 ± 0.4213
12 1342 1342/1342 1342 ± 0.0000241 6.851 6.496/7.076 6.773 ± 0.449
13 1342 1342/1342 1342 ± 0.00002365 7.297 7.064/7.557 7.252 ± 0.4436
14 1342 1342/1342 1342 ± 0.00002365 7.469 7.279/7.751 7.426 ± 0.489
15 1342 1342/1342 1342 ± 0.00002393 6.936 6.74/7.205 6.874 ± 0.4821
16 1342 1342/1342 1342 ± 0.00005933 5.369 5.233/5.524 5.37 ± 0.2334
17 1342 1342/1342 1342 ± 0.0000606 5.638 5.478/5.785 5.621 ± 0.2721
overwrite_modelcol
False
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-16 22:16:36.101
End
2025-01-16 22:40:48.897
Duration
0:24:12.796
Note, WebLog generation is not included in the time.

CASA logs for stage 8