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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 6.029 5.762/6.768 6.309 ± 0.6371
ea02 1342 1342/1342 1342 ± 0.0000457 6.316 5.872/7.11 6.551 ± 0.7118
ea04 1342 1342/1342 1342 ± 0.00002468 5.637 5.227/6.205 5.768 ± 0.6044
ea05 1342 1342/1342 1342 ± 0.000006806 5.59 5.292/6.498 5.871 ± 0.678
ea06 1342 1342/1342 1342 ± 0.00003251 5.34 4.858/5.549 5.276 ± 0.4284
ea07 1342 1342/1342 1342 ± 0.00004237 5.989 5.697/6.647 6.323 ± 0.7136
ea08 1342 1342/1342 1342 ± 0.00003998 6.38 5.958/7.49 6.762 ± 0.9006
ea09 1342 1342/1342 1342 ± 0.00001329 6.061 5.632/6.794 6.195 ± 0.6732
ea10 1342 1342/1342 1342 ± 0.00004519 6.058 5.736/7.281 6.487 ± 0.7992
ea11 1342 1342/1342 1342 ± 0.00004425 6.049 5.558/7.009 6.399 ± 0.834
ea12 1342 1342/1342 1342 ± 0.00003008 5.843 5.429/6.634 6.091 ± 0.7118
ea13 1342 1342/1342 1342 ± 0.000007086 6.527 5.855/7.057 6.453 ± 0.602
ea14 1342 1342/1342 1342 ± 0.00003823 5.734 5.455/6.691 6.114 ± 0.7209
ea15 1342 1342/1342 1342 ± 0.00002357 5.991 5.274/6.55 6.073 ± 0.7673
ea16 1342 1342/1342 1342 ± 0.000009609 6.054 5.682/6.975 6.33 ± 0.8599
ea17 1342 1342/1342 1342 ± 0.00004464 6.265 5.979/7.539 6.697 ± 0.8194
ea18 1342 1342/1342 1342 ± 0.00004352 5.489 5.12/5.992 5.602 ± 0.5064
ea19 1342 1342/1342 1342 ± 0.00002007 5.848 5.593/6.845 6.25 ± 0.7034
ea20 1342 1342/1342 1342 ± 0.00003352 5.953 5.836/7.085 6.426 ± 0.7339
ea21 1342 1342/1342 1342 ± 0.00002847 5.626 5.441/6.486 5.997 ± 0.6531
ea22 1342 1342/1342 1342 ± 0.00002814 6.098 5.329/6.576 6.083 ± 0.7344
ea23 1342 1342/1342 1342 ± 0.00004133 5.895 5.688/6.895 6.355 ± 0.8046
ea25 1342 1342/1342 1342 ± 0.00004406 5.919 5.827/6.909 6.373 ± 0.7182
ea26 1342 1342/1342 1342 ± 0.00001392 6.343 5.87/7.218 6.552 ± 0.7292
ea27 1342 1342/1342 1342 ± 0.00004335 5.946 5.809/7.059 6.372 ± 0.7269
ea28 1342 1342/1342 1342 ± 0.00004416 6.193 5.933/7.239 6.592 ± 0.7943
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 ± 0.00002349 5.636 5.374/5.845 5.594 ± 0.3266
5 1342 1342/1342 1342 ± 0.00003682 5.605 5.464/5.764 5.614 ± 0.2412
6 1342 1342/1342 1342 ± 0.0000246 5.586 5.432/5.858 5.603 ± 0.2952
7 1342 1342/1342 1342 ± 0.00002412 5.652 5.437/5.851 5.622 ± 0.301
8 1342 1342/1342 1342 ± 0.00002412 5.591 5.336/5.807 5.57 ± 0.3151
9 1342 1342/1342 1342 ± 0.00002916 5.794 5.397/5.919 5.688 ± 0.3428
10 1342 1342/1342 1342 ± 0.00002349 6.47 6.125/6.688 6.387 ± 0.411
11 1342 1342/1342 1342 ± 0.00002349 6.62 6.512/6.917 6.63 ± 0.428
12 1342 1342/1342 1342 ± 0.00002394 6.842 6.522/7.111 6.8 ± 0.4498
13 1342 1342/1342 1342 ± 0.00002349 7.357 7.09/7.589 7.3 ± 0.4463
14 1342 1342/1342 1342 ± 0.00002349 7.531 7.336/7.813 7.48 ± 0.4893
15 1342 1342/1342 1342 ± 0.00002367 7.012 6.801/7.278 6.949 ± 0.4921
16 1342 1342/1342 1342 ± 0.0000593 5.604 5.436/5.784 5.59 ± 0.2624
17 1342 1342/1342 1342 ± 0.000061 5.83 5.666/6.049 5.828 ± 0.3161
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
Start time
2025-01-07 03:57:08.225
End
2025-01-07 05:11:25.430
Duration
1:14:17.205
Note, WebLog generation is not included in the time.

CASA logs for stage 8