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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.55 5.281/5.984 5.681 ± 0.5564
ea02 1342 1342/1342 1342 ± 0.000005476 5.748 5.406/6.466 5.953 ± 0.6683
ea04 1342 1342/1342 1342 ± 0.000005853 5.436 5.115/6.012 5.624 ± 0.5605
ea05 1342 1342/1342 1342 ± 0.000002069 5.724 5.273/6.153 5.766 ± 0.5831
ea06 1342 1342/1342 1342 ± 0 5.006 4.816/5.387 5.108 ± 0.3626
ea07 1342 1342/1342 1342 ± 0.000006756 6.122 5.441/6.219 6.031 ± 0.5826
ea08 1342 1342/1342 1342 ± 0.000006703 5.76 5.507/6.606 6.053 ± 0.7042
ea09 1342 1342/1342 1342 ± 0.000003878 5.658 5.174/6.239 5.754 ± 0.6151
ea10 1342 1342/1342 1342 ± 0.000006403 5.98 5.325/6.65 5.975 ± 0.6823
ea11 1342 1342/1342 1342 ± 0.000006914 5.773 5.169/6.386 5.865 ± 0.6548
ea12 1342 1342/1342 1342 ± 0 5.969 5.378/6.44 6.019 ± 0.6679
ea13 1342 1342/1342 1342 ± 0 6.337 5.831/6.393 6.223 ± 0.4991
ea14 1342 1342/1342 1342 ± 0.00000586 5.949 5.256/6.37 5.902 ± 0.661
ea15 1342 1342/1342 1342 ± 0 5.573 5.1/6.217 5.75 ± 0.6892
ea16 1342 1342/1342 1342 ± 0.000004392 6.076 5.669/6.741 6.267 ± 0.716
ea17 1342 1342/1342 1342 ± 0.000008395 5.95 5.569/6.499 6.111 ± 0.6435
ea18 1342 1342/1342 1342 ± 0.000006748 5.143 4.742/5.597 5.181 ± 0.513
ea19 1342 1342/1342 1342 ± 0 5.99 5.519/6.68 6.183 ± 0.6625
ea20 1342 1342/1342 1342 ± 0.000004272 6.284 5.711/6.915 6.281 ± 0.6327
ea21 1342 1342/1342 1342 ± 0 5.694 5.346/6.195 5.822 ± 0.5427
ea22 1342 1342/1342 1342 ± 0 5.429 5.217/6.302 5.738 ± 0.6472
ea23 1342 1342/1342 1342 ± 0.000006578 6.155 5.493/6.554 6.125 ± 0.6753
ea25 1342 1342/1342 1342 ± 0.000009528 5.472 5.277/6.175 5.674 ± 0.6213
ea26 1342 1342/1342 1342 ± 0 6.174 5.653/6.914 6.224 ± 0.6472
ea27 1342 1342/1342 1342 ± 0.00003447 5.524 5.288/6.365 5.755 ± 0.5906
ea28 1342 1342/1342 1342 ± 0.00001991 5.693 5.392/6.403 5.885 ± 0.6528
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 ± 0.00002353 5.41 5.238/5.654 5.423 ± 0.2525
3 1342 1342/1342 1342 ± 0.00002982 5.099 4.93/5.505 5.169 ± 0.3206
4 1342 1342/1342 1342 ± 0.0000294 5.246 5.065/5.457 5.244 ± 0.3106
5 1342 1342/1342 1342 ± 0.00002353 5.375 5.134/5.545 5.371 ± 0.3132
6 1342 1342/1342 1342 ± 0.00002353 5.295 5.096/5.488 5.279 ± 0.2781
7 1342 1342/1342 1342 ± 0.00002353 5.351 5.202/5.515 5.341 ± 0.254
8 1342 1342/1342 1342 ± 0.00002353 5.333 5.091/5.496 5.294 ± 0.2773
9 1342 1342/1342 1342 ± 0.00002353 5.561 5.398/5.845 5.566 ± 0.3205
10 1342 1342/1342 1342 ± 0.00002353 6.035 5.851/6.194 6.008 ± 0.3064
11 1342 1342/1342 1342 ± 0.00002353 6.266 6.122/6.409 6.227 ± 0.3186
12 1342 1342/1342 1342 ± 0.00002353 6.412 6.223/6.601 6.389 ± 0.3482
13 1342 1342/1342 1342 ± 0.00002353 6.833 6.737/7.073 6.841 ± 0.3701
14 1342 1342/1342 1342 ± 0.00002353 7.084 6.849/7.328 7.038 ± 0.4067
15 1342 1342/1342 1342 ± 0.00002353 6.74 6.511/6.947 6.671 ± 0.4071
16 1342 1342/1342 1342 ± 0.00003277 5.982 5.613/6.297 5.949 ± 0.418
17 1342 1342/1342 1342 ± 0.00003093 5.993 5.738/6.269 5.985 ± 0.3713
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
Start time
2024-12-13 05:02:15.423
End
2024-12-13 05:35:37.747
Duration
0:33:22.324
Note, WebLog generation is not included in the time.

CASA logs for stage 8