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

Statwt Summary Plot

VLASS2.1.sb38487128.eb38624732.59090.114586261574_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 5.379 5.29/6.054 5.455 ± 0.7745
ea02 1342 1342/1342 1342 ± 0.00004296 5.944 5.388/6.63 5.769 ± 0.9871
ea04 1342 1342/1342 1342 ± 0.00001779 5.182 5.069/5.991 5.386 ± 0.7098
ea05 1342 1342/1342 1342 ± 0.00002255 5.456 5.104/6.469 5.654 ± 0.7855
ea06 1342 1342/1342 1342 ± 0 5.246 4.737/5.325 4.908 ± 0.6971
ea07 1342 1342/1342 1342 ± 0.00004233 5.869 5.465/6.31 5.792 ± 0.8729
ea08 1342 1342/1342 1342 ± 0.00003985 5.896 5.559/6.733 5.949 ± 0.9412
ea09 1342 1342/1342 1342 ± 0.00002016 5.448 5.172/6.328 5.563 ± 0.7754
ea10 1342 1342/1342 1342 ± 0.00004151 5.556 5.262/6.576 5.704 ± 0.8996
ea11 1342 1342/1342 1342 ± 0.00003402 5.499 5.129/6.387 5.652 ± 0.8998
ea12 1342 1342/1342 1342 ± 0.000001144 5.68 5.4/6.538 5.783 ± 0.9172
ea13 1342 1342/1342 1342 ± 0.000008556 5.871 5.728/6.431 5.932 ± 0.7585
ea14 1342 1342/1342 1342 ± 0.000007693 5.654 5.317/6.55 5.774 ± 0.826
ea15 1342 1342/1342 1342 ± 0 5.178 4.9/6.097 5.437 ± 0.7957
ea16 1342 1342/1342 1342 ± 0.00002799 5.911 5.509/6.864 6.018 ± 0.9505
ea17 1342 1342/1342 1342 ± 0.00004194 5.744 5.505/6.8 5.866 ± 0.9172
ea18 1342 1342/1342 1342 ± 0.00002666 5.046 4.781/5.709 5.062 ± 0.7073
ea19 1342 1342/1342 1342 ± 0.000009314 5.68 5.543/6.733 5.943 ± 0.8548
ea20 1342 1342/1342 1342 ± 0.00001026 5.864 5.593/6.873 5.975 ± 0.9717
ea21 1342 1342/1342 1342 ± 0.00002255 5.513 5.371/6.329 5.655 ± 0.8003
ea22 1342 1342/1342 1342 ± 0.00003136 5.41 5.015/6.416 5.502 ± 0.8701
ea23 1342 1342/1342 1342 ± 0.00004233 5.701 5.568/6.606 5.896 ± 0.9492
ea25 1342 1342/1342 1342 ± 0.0000415 5.258 4.995/6.253 5.487 ± 0.8372
ea26 1342 1342/1342 1342 ± 0.000006578 5.812 5.489/6.877 5.979 ± 0.8494
ea27 1342 1342/1342 1342 ± 0.00004473 5.427 5.122/6.397 5.534 ± 0.8261
ea28 1342 1342/1342 1342 ± 0.00004255 5.642 5.454/6.486 5.739 ± 0.86
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 ± 0.00002395 5.498 5.28/5.788 5.509 ± 0.2642
3 1342 1342/1342 1342 ± 0.00003203 5.153 4.95/5.405 5.173 ± 0.2689
5 1342 1342/1342 1342 ± 0.00002458 5.458 5.262/5.585 5.445 ± 0.2604
6 1342 1342/1342 1342 ± 0.00002395 5.438 5.292/5.565 5.402 ± 0.2712
7 1342 1342/1342 1342 ± 0.00002395 5.426 5.243/5.562 5.413 ± 0.2441
8 1342 1342/1342 1342 ± 0.00002395 5.395 5.142/5.514 5.353 ± 0.244
9 1342 1342/1342 1342 ± 0.00002395 5.675 5.443/5.896 5.63 ± 0.2962
10 1342 1342/1342 1342 ± 0.00002351 6.033 5.837/6.242 5.998 ± 0.3407
11 1342 1342/1342 1342 ± 0.00002351 6.364 6.178/6.482 6.268 ± 0.3485
12 1342 1342/1342 1342 ± 0.00002351 6.493 6.311/6.655 6.444 ± 0.3689
13 1342 1342/1342 1342 ± 0.00002351 6.782 6.623/6.979 6.758 ± 0.3874
14 1342 1342/1342 1342 ± 0.00003126 6.757 6.453/6.993 6.681 ± 0.471
15 1342 1342/1342 1342 ± 0.00002351 6.754 6.501/7.014 6.692 ± 0.4988
16 1342 1342/1342 1342 ± 0.00006103 4.051 3.904/4.225 4.061 ± 0.2294
17 1342 1342/1342 1342 ± 0.00006063 4.089 3.91/4.26 4.101 ± 0.236
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38487128.eb38624732.59090.114586261574_split_split.ms
output_dir
 
Start time
2024-04-17 10:49:51.604
End
2024-04-17 12:01:43.920
Duration
1:11:52.316
Note, WebLog generation is not included in the time.

CASA logs for stage 7