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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.36 5.113/5.962 5.428 ± 0.6754
ea02 1342 1342/1342 1342 ± 0.00004263 5.864 5.237/6.484 5.762 ± 0.8248
ea05 1342 1342/1342 1342 ± 0.00001932 5.52 5.162/6.509 5.748 ± 0.6766
ea06 1342 1342/1342 1342 ± 0 4.951 4.758/5.625 5.135 ± 0.584
ea07 1342 1342/1342 1342 ± 0.00004257 5.741 5.238/6.002 5.602 ± 0.6891
ea08 1342 1342/1342 1342 ± 0.0000448 5.863 5.471/6.695 5.938 ± 0.8782
ea09 1342 1342/1342 1342 ± 0.00002902 4.125 3.41/6.252 4.721 ± 1.334
ea10 1342 1342/1342 1342 ± 0.00004263 5.446 5.048/6.408 5.624 ± 0.7837
ea11 1342 1342/1342 1342 ± 0.00003839 5.675 5.111/6.458 5.676 ± 0.8123
ea12 1342 1342/1342 1342 ± 0 5.447 5.19/6.43 5.677 ± 0.8177
ea13 1342 1342/1342 1342 ± 0.00002053 5.777 5.593/6.331 5.863 ± 0.7252
ea14 1342 1342/1342 1342 ± 0.00001448 6.301 6.089/6.963 6.167 ± 0.761
ea15 1342 1342/1342 1342 ± 0 5.458 5.174/6.359 5.653 ± 0.7414
ea16 1342 1342/1342 1342 ± 0.0000272 5.324 5.065/5.829 5.352 ± 0.5443
ea17 1342 1342/1342 1342 ± 0.00004277 5.981 5.448/6.568 5.874 ± 0.7967
ea18 1342 1342/1342 1342 ± 0.00001921 4.75 4.403/5.732 4.952 ± 0.6384
ea19 1342 1342/1342 1342 ± 0.00001101 5.626 5.413/6.682 5.902 ± 0.6769
ea20 1342 1342/1342 1342 ± 0.000006172 5.829 5.423/6.92 5.997 ± 0.9042
ea21 1342 1342/1342 1342 ± 0.00002332 5.546 5.191/6.259 5.656 ± 0.6421
ea22 1342 1342/1342 1342 ± 0.00004258 5.561 5.112/6.494 5.659 ± 0.8343
ea23 1342 1342/1342 1342 ± 0.00004191 5.612 5.33/6.627 5.895 ± 0.8158
ea25 1342 1342/1342 1342 ± 0 5.106 5.007/5.31 5.176 ± 0.177
ea26 1342 1342/1342 1342 ± 0.0000134 5.409 5.334/6.455 5.641 ± 0.7531
ea27 1342 1342/1342 1342 ± 0.00004262 5.496 5.085/6.334 5.564 ± 0.7718
ea28 1342 1342/1342 1342 ± 0.00005283 6.415 6.081/6.602 5.958 ± 0.9343
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 ± 0.00002502 5.256 5.057/5.523 5.212 ± 0.4719
4 1342 1342/1342 1342 ± 0.00004883 4.701 4.61/5.155 4.767 ± 0.4961
5 1342 1342/1342 1342 ± 0.00002502 5.246 4.997/5.41 5.154 ± 0.5032
6 1342 1342/1342 1342 ± 0.00002502 5.318 5.104/5.412 5.198 ± 0.4803
7 1342 1342/1342 1342 ± 0.00002502 5.193 5.108/5.375 5.176 ± 0.4373
8 1342 1342/1342 1342 ± 0.00002502 5.297 5.082/5.415 5.176 ± 0.464
9 1342 1342/1342 1342 ± 0.00002502 5.558 5.444/5.726 5.474 ± 0.5193
10 1342 1342/1342 1342 ± 0.00002451 6.016 5.745/6.126 5.965 ± 0.3159
11 1342 1342/1342 1342 ± 0.00002451 6.305 6.126/6.426 6.222 ± 0.3484
12 1342 1342/1342 1342 ± 0.00002451 6.448 6.274/6.546 6.374 ± 0.3195
13 1342 1342/1342 1342 ± 0.00002451 6.621 6.463/6.861 6.614 ± 0.3143
14 1342 1342/1342 1342 ± 0.00002488 6.599 6.309/6.889 6.601 ± 0.3789
15 1342 1342/1342 1342 ± 0.00002451 6.625 6.478/6.79 6.578 ± 0.367
16 1342 1342/1342 1342 ± 0.00006095 4.426 4.262/4.639 4.476 ± 0.2899
17 1342 1342/1342 1342 ± 0.00006099 4.336 4.212/4.552 4.407 ± 0.2911
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-05 09:29:19.689
End
2024-12-05 10:19:17.728
Duration
0:49:58.039
Note, WebLog generation is not included in the time.

CASA logs for stage 8