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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.538 5.188/6.019 5.629 ± 0.5522
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.466 5.046/6.038 5.597 ± 0.5718
ea05 1342 1342/1342 1342 ± 0 5.686 5.309/6.287 5.798 ± 0.596
ea06 1342 1342/1342 1342 ± 0 5.037 4.792/5.463 5.115 ± 0.4018
ea07 1342 1342/1342 1342 ± 0 5.885 5.358/6.176 5.893 ± 0.5784
ea08 1342 1342/1342 1342 ± 0 5.826 5.38/6.473 5.959 ± 0.6609
ea09 1342 1342/1342 1342 ± 0 5.668 5.104/6.328 5.699 ± 0.6233
ea10 1342 1342/1342 1342 ± 0 5.726 5.189/6.46 5.796 ± 0.6553
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.748 5.285/6.311 5.889 ± 0.6412
ea13 1342 1342/1342 1342 ± 0 5.917 5.605/6.274 5.996 ± 0.4991
ea14 1342 1342/1342 1342 ± 0 5.735 5.165/6.278 5.75 ± 0.6518
ea15 1342 1342/1342 1342 ± 0 5.508 5.027/6.071 5.612 ± 0.6706
ea16 1342 1342/1342 1342 ± 0 6.038 5.57/6.497 6.115 ± 0.7151
ea17 1342 1342/1342 1342 ± 0 5.891 5.476/6.396 6.009 ± 0.6245
ea18 1342 1342/1342 1342 ± 0.000001111 4.976 4.686/5.4 5.068 ± 0.5054
ea19 1342 1342/1342 1342 ± 0 5.913 5.48/6.536 6.073 ± 0.621
ea20 1342 1342/1342 1342 ± 0 6.036 5.67/6.713 6.167 ± 0.6471
ea21 1342 1342/1342 1342 ± 0 5.534 5.285/6.185 5.711 ± 0.5424
ea22 1342 1342/1342 1342 ± 0 5.591 5.141/6.241 5.699 ± 0.652
ea23 1342 1342/1342 1342 ± 0 5.985 5.357/6.483 5.976 ± 0.6705
ea25 1342 1342/1342 1342 ± 0 5.501 5.119/6.06 5.579 ± 0.5662
ea26 1342 1342/1342 1342 ± 0 5.925 5.509/6.57 6.019 ± 0.6774
ea27 1342 1342/1342 1342 ± 0.0000151 5.518 5.165/6.291 5.663 ± 0.6238
ea28 1342 1342/1342 1342 ± 0 5.536 5.261/6.281 5.755 ± 0.6426
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 ± 0.00002448 5.336 5.131/5.522 5.314 ± 0.2426
3 1342 1342/1342 1342 ± 0.00002611 4.969 4.833/5.271 5.015 ± 0.2829
4 1342 1342/1342 1342 ± 0.00002462 5.035 4.923/5.252 5.068 ± 0.2789
5 1342 1342/1342 1342 ± 0.00002448 5.282 5.05/5.403 5.251 ± 0.286
6 1342 1342/1342 1342 ± 0.00002448 5.22 5.046/5.406 5.216 ± 0.2696
7 1342 1342/1342 1342 ± 0.00002448 5.288 5.153/5.483 5.282 ± 0.2368
8 1342 1342/1342 1342 ± 0.00002448 5.287 5.104/5.471 5.246 ± 0.2664
9 1342 1342/1342 1342 ± 0.00002448 5.513 5.393/5.786 5.524 ± 0.2917
10 1342 1342/1342 1342 ± 0.00002448 5.982 5.832/6.142 5.953 ± 0.2895
11 1342 1342/1342 1342 ± 0.00002448 6.241 6.075/6.408 6.177 ± 0.312
12 1342 1342/1342 1342 ± 0.00002448 6.348 6.169/6.495 6.321 ± 0.3354
13 1342 1342/1342 1342 ± 0.00002448 6.75 6.614/6.97 6.733 ± 0.3511
14 1342 1342/1342 1342 ± 0.00002448 6.909 6.741/7.202 6.894 ± 0.3796
15 1342 1342/1342 1342 ± 0.00002448 6.597 6.417/6.751 6.52 ± 0.3523
16 1342 1342/1342 1342 ± 0.00002562 5.925 5.743/6.156 5.901 ± 0.3119
17 1342 1342/1342 1342 ± 0.00002615 5.885 5.752/6.095 5.878 ± 0.293
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 10:02:13.214
End
2024-05-01 11:05:03.948
Duration
1:02:50.734
Note, WebLog generation is not included in the time.

CASA logs for stage 7