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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.934 5.336/6.119 5.798 ± 0.5203
ea02 1342 1342/1342 1342 ± 0 6.018 5.556/6.629 6.124 ± 0.5892
ea05 1342 1342/1342 1342 ± 0 5.986 5.387/6.493 5.884 ± 0.6078
ea06 1342 1342/1342 1342 ± 0 4.895 4.752/5.261 5.004 ± 0.3172
ea07 1342 1342/1342 1342 ± 0 5.78 5.442/6.012 5.81 ± 0.449
ea08 1342 1342/1342 1342 ± 0 6.156 5.663/6.847 6.294 ± 0.6089
ea09 1342 1342/1342 1342 ± 0 5.631 5.134/6.148 5.649 ± 0.5364
ea10 1342 1342/1342 1342 ± 0.00003099 5.895 5.36/6.635 5.979 ± 0.6292
ea11 1342 1342/1342 1342 ± 0 5.951 5.375/6.445 6.015 ± 0.5961
ea12 1342 1342/1342 1342 ± 0 6.036 5.436/6.527 6.073 ± 0.6288
ea13 1342 1342/1342 1342 ± 0 6.361 5.802/6.493 6.219 ± 0.4819
ea14 1342 1342/1342 1342 ± 0 6.168 5.436/6.587 6.074 ± 0.6818
ea15 1342 1342/1342 1342 ± 0 5.921 5.353/6.371 5.994 ± 0.6545
ea16 1342 1342/1342 1342 ± 0 5.2 5.07/5.38 5.17 ± 0.2377
ea17 1342 1342/1342 1342 ± 0 6.206 5.749/6.775 6.293 ± 0.5895
ea18 1342 1342/1342 1342 ± 0 5.313 4.909/5.808 5.35 ± 0.5248
ea19 1342 1342/1342 1342 ± 0 6.188 5.541/6.704 6.137 ± 0.5961
ea20 1342 1342/1342 1342 ± 0 6.468 5.869/6.996 6.399 ± 0.6104
ea21 1342 1342/1342 1342 ± 0 5.762 5.457/6.376 5.921 ± 0.5496
ea22 1342 1342/1342 1342 ± 0 6.111 5.433/6.531 5.971 ± 0.6077
ea23 1342 1342/1342 1342 ± 0 5.945 5.537/6.647 6.134 ± 0.6611
ea25 1342 1342/1342 1342 ± 0 5.375 5.335/5.538 5.394 ± 0.1718
ea26 1342 1342/1342 1342 ± 0 5.96 5.556/6.553 6.025 ± 0.5222
ea27 1342 1342/1342 1342 ± 0.00003267 5.79 5.459/6.456 5.908 ± 0.5518
ea28 1342 1342/1342 1342 ± 0 5.815 5.537/6.655 6.069 ± 0.6435
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 ± 0.00002398 5.519 5.314/5.695 5.462 ± 0.2989
4 1342 1342/1342 1342 ± 0.00002408 5.373 5.161/5.52 5.324 ± 0.3443
5 1342 1342/1342 1342 ± 0.00002398 5.398 5.289/5.526 5.391 ± 0.2763
6 1342 1342/1342 1342 ± 0.00002398 5.409 5.255/5.519 5.375 ± 0.2625
7 1342 1342/1342 1342 ± 0.00002398 5.416 5.297/5.555 5.414 ± 0.2476
8 1342 1342/1342 1342 ± 0.00002398 5.455 5.197/5.549 5.385 ± 0.29
9 1342 1342/1342 1342 ± 0.00002398 5.686 5.541/5.922 5.662 ± 0.3356
10 1342 1342/1342 1342 ± 0.00002496 6.146 5.943/6.301 6.091 ± 0.3268
11 1342 1342/1342 1342 ± 0.00002496 6.384 6.279/6.495 6.315 ± 0.3594
12 1342 1342/1342 1342 ± 0.00002496 6.531 6.309/6.648 6.447 ± 0.3762
13 1342 1342/1342 1342 ± 0.00002496 6.864 6.724/7.081 6.842 ± 0.393
14 1342 1342/1342 1342 ± 0.00002496 7.125 6.872/7.266 7.001 ± 0.4285
15 1342 1342/1342 1342 ± 0.00002496 6.695 6.502/6.886 6.6 ± 0.3957
16 1342 1342/1342 1342 ± 0.00003465 6.002 5.88/6.348 6.016 ± 0.3611
17 1342 1342/1342 1342 ± 0.00003586 5.993 5.824/6.286 5.998 ± 0.3538
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
Start time
2025-01-29 22:08:18.967
End
2025-01-29 22:36:09.643
Duration
0:27:50.676
Note, WebLog generation is not included in the time.

CASA logs for stage 8