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

Statwt Summary Plot

VLASS3.2.sb45483556.eb45792768.60431.950518831014_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 5.167 5.096/5.803 5.411 ± 0.4421
ea02 1342 1342/1342 1342 ± 0 6.047 5.756/6.459 6.229 ± 0.5766
ea03 1342 1342/1342 1342 ± 0.000004121 6.037 5.515/6.679 6.136 ± 0.631
ea04 1342 1342/1342 1342 ± 0.000009193 5.5 5.269/6.078 5.643 ± 0.4875
ea05 1342 1342/1342 1342 ± 0.00000869 5.665 5.349/6.473 5.89 ± 0.5962
ea06 1342 1342/1342 1342 ± 0.00001199 5.601 5.185/6.056 5.742 ± 0.5678
ea07 1342 1342/1342 1342 ± 0 5.658 5.346/6.274 5.92 ± 0.6462
ea08 1342 1342/1342 1342 ± 0 6.137 5.859/6.776 6.352 ± 0.5933
ea09 1342 1342/1342 1342 ± 0 5.524 5.181/6.39 5.735 ± 0.5981
ea10 1342 1342/1342 1342 ± 0 5.356 5.142/6.018 5.551 ± 0.5373
ea11 1342 1342/1342 1342 ± 0.00004162 5.512 4.916/6.162 5.578 ± 0.6127
ea12 1342 1342/1342 1342 ± 0.00003017 5.477 5.36/6.272 5.744 ± 0.5436
ea13 1342 1342/1342 1342 ± 0 5.856 5.693/6.437 6.066 ± 0.6183
ea14 1342 1342/1342 1342 ± 0 6.027 5.655/6.597 6.153 ± 0.5385
ea15 1342 1342/1342 1342 ± 0.00002868 5.912 5.617/6.721 6.184 ± 0.6735
ea17 1342 1342/1342 1342 ± 0 5.924 5.755/6.992 6.24 ± 0.6584
ea18 1342 1342/1342 1342 ± 0 6.216 6.002/7.071 6.484 ± 0.6227
ea19 1342 1342/1342 1342 ± 0.00003872 5.679 5.471/6.505 5.951 ± 0.552
ea20 1342 1342/1342 1342 ± 0 5.776 5.532/6.569 6.02 ± 0.5479
ea21 1342 1342/1342 1342 ± 0.000005995 5.301 5.142/5.896 5.552 ± 0.4799
ea22 1342 1342/1342 1342 ± 0 6.025 5.834/6.864 6.289 ± 0.6226
ea23 1342 1342/1342 1342 ± 0 5.721 5.472/6.3 5.94 ± 0.618
ea24 1342 1342/1342 1342 ± 0 5.843 5.426/6.6 5.99 ± 0.5805
ea25 1342 1342/1342 1342 ± 0.000007219 6.391 5.731/6.862 6.428 ± 0.7394
ea28 1342 1342/1342 1342 ± 0 6.201 5.864/7.028 6.392 ± 0.6232
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 ± 0.00002393 5.535 5.362/5.727 5.544 ± 0.2804
4 1342 1342/1342 1342 ± 0.000043 4.897 4.717/5.097 4.887 ± 0.2382
5 1342 1342/1342 1342 ± 0.00002393 5.465 5.274/5.69 5.502 ± 0.3103
6 1342 1342/1342 1342 ± 0.00002393 5.413 5.137/5.684 5.398 ± 0.309
7 1342 1342/1342 1342 ± 0.00002393 5.476 5.285/5.713 5.484 ± 0.2675
8 1342 1342/1342 1342 ± 0.00002393 5.389 5.219/5.655 5.415 ± 0.2881
9 1342 1342/1342 1342 ± 0.00002393 5.671 5.564/5.94 5.706 ± 0.311
10 1342 1342/1342 1342 ± 0.00002393 6.169 5.989/6.342 6.124 ± 0.2875
11 1342 1342/1342 1342 ± 0.00002393 6.353 6.118/6.544 6.333 ± 0.3242
12 1342 1342/1342 1342 ± 0.00002393 6.505 6.266/6.682 6.478 ± 0.3522
13 1342 1342/1342 1342 ± 0.00002393 6.986 6.608/7.173 6.917 ± 0.377
14 1342 1342/1342 1342 ± 0.00002393 6.949 6.633/7.336 6.96 ± 0.442
15 1342 1342/1342 1342 ± 0.00002393 6.782 6.467/7.102 6.749 ± 0.3715
16 1342 1342/1342 1342 ± 0.00004439 5.637 5.382/6 5.672 ± 0.4211
17 1342 1342/1342 1342 ± 0.00004313 5.577 5.333/5.828 5.566 ± 0.3639
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS3.2.sb45483556.eb45792768.60431.950518831014_split_split.ms
Start time
2025-07-19 22:50:59.240
End
2025-07-19 23:59:07.544
Duration
1:08:08.304
Note, WebLog generation is not included in the time.

CASA logs for stage 8