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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.486 5.366/6.057 5.687 ± 0.5088
ea02 1342 1342/1342 1342 ± 0 5.911 5.46/6.471 6 ± 0.5666
ea04 1342 1342/1342 1342 ± 0.0000303 5.641 5.304/6.221 5.765 ± 0.5294
ea05 1342 1342/1342 1342 ± 0.000002373 5.965 5.451/6.451 5.921 ± 0.5289
ea06 1342 1342/1342 1342 ± 0 3.154 3.101/3.506 3.252 ± 0.1872
ea07 1342 1342/1342 1342 ± 0 5.532 5.446/5.886 5.591 ± 0.2154
ea08 1342 1342/1342 1342 ± 0.000001372 5.902 5.549/6.658 6.081 ± 0.6291
ea09 1342 1342/1342 1342 ± 0 5.01 4.807/5.431 5.105 ± 0.334
ea10 1342 1342/1342 1342 ± 0 5.641 5.356/6.392 5.846 ± 0.5379
ea11 1342 1342/1342 1342 ± 0 5.865 5.477/6.429 5.995 ± 0.5663
ea12 1342 1342/1342 1342 ± 0 5.896 5.406/6.226 5.905 ± 0.4582
ea13 1342 1342/1342 1342 ± 0 5.959 5.835/6.28 6.117 ± 0.4243
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.128 5.018/5.309 5.145 ± 0.2569
ea17 1342 1342/1342 1342 ± 0.00001402 6.088 5.755/6.703 6.233 ± 0.5634
ea18 1342 1342/1342 1342 ± 0 5.186 4.933/5.611 5.308 ± 0.3943
ea19 1342 1342/1342 1342 ± 0 6.525 6.27/6.851 6.586 ± 0.3396
ea21 1342 1342/1342 1342 ± 0 5.922 5.546/6.363 6.013 ± 0.5146
ea22 1342 1342/1342 1342 ± 0 5.357 5.214/6.148 5.613 ± 0.5233
ea23 1342 1342/1342 1342 ± 0 6.146 5.593/6.554 6.166 ± 0.6077
ea25 1342 1342/1342 1342 ± 0 5.47 5.435/5.496 5.461 ± 0.1592
ea26 1342 1342/1342 1342 ± 0 5.737 5.599/6.479 5.964 ± 0.4927
ea27 1342 1342/1342 1342 ± 0.000006776 5.544 5.321/6.314 5.72 ± 0.5321
ea28 1342 1342/1342 1342 ± 0.00001014 5.704 5.462/6.468 5.93 ± 0.6045
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 ± 0.00002606 5.586 5.4/5.743 5.517 ± 0.3016
3 1342 1342/1342 1342 ± 0.00003196 5.192 5.037/5.591 5.307 ± 0.3323
4 1342 1342/1342 1342 ± 0.00004472 5.202 5.058/5.479 5.274 ± 0.2748
5 1342 1342/1342 1342 ± 0.00002606 5.437 5.327/5.587 5.435 ± 0.2805
6 1342 1342/1342 1342 ± 0.00002606 5.4 5.264/5.461 5.357 ± 0.2532
7 1342 1342/1342 1342 ± 0.00002606 5.437 5.308/5.547 5.393 ± 0.234
8 1342 1342/1342 1342 ± 0.00002606 5.443 5.156/5.542 5.347 ± 0.2801
9 1342 1342/1342 1342 ± 0.00002606 5.705 5.338/5.888 5.603 ± 0.3574
10 1342 1342/1342 1342 ± 0.00002606 6.045 5.791/6.199 5.825 ± 0.6353
11 1342 1342/1342 1342 ± 0.00002606 6.269 5.912/6.375 5.981 ± 0.749
12 1342 1342/1342 1342 ± 0.00002606 6.368 6.068/6.473 6.113 ± 0.7647
13 1342 1342/1342 1342 ± 0.00002606 6.684 6.432/6.852 6.465 ± 0.8191
14 1342 1342/1342 1342 ± 0.00002606 6.82 6.624/7.103 6.617 ± 0.8311
15 1342 1342/1342 1342 ± 0.00002606 6.476 6.258/6.703 6.238 ± 0.8277
16 1342 1342/1342 1342 ± 0.00002924 5.577 5.324/6.018 5.552 ± 0.7007
17 1342 1342/1342 1342 ± 0.00002672 5.649 5.423/6.022 5.603 ± 0.6602
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 05:55:56.599
End
2024-03-29 06:42:47.556
Duration
0:46:50.957
Note, WebLog generation is not included in the time.

CASA logs for stage 7