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 5.886 5.315/6.084 5.771 ± 0.5101
ea02 1342 1342/1342 1342 ± 0 6.004 5.493/6.601 6.09 ± 0.5875
ea05 1342 1342/1342 1342 ± 0 5.961 5.375/6.447 5.859 ± 0.5885
ea06 1342 1342/1342 1342 ± 0 4.947 4.77/5.315 5.034 ± 0.3283
ea07 1342 1342/1342 1342 ± 0 5.773 5.445/6.011 5.8 ± 0.4381
ea08 1342 1342/1342 1342 ± 0 6.092 5.613/6.811 6.248 ± 0.6113
ea09 1342 1342/1342 1342 ± 0 5.677 5.202/6.303 5.743 ± 0.5736
ea10 1342 1342/1342 1342 ± 0.00002389 5.849 5.319/6.579 5.933 ± 0.6408
ea11 1342 1342/1342 1342 ± 0 5.915 5.387/6.426 5.992 ± 0.5796
ea12 1342 1342/1342 1342 ± 0 5.998 5.4/6.465 6.02 ± 0.6118
ea13 1342 1342/1342 1342 ± 0 6.324 5.775/6.447 6.192 ± 0.4642
ea14 1342 1342/1342 1342 ± 0 6.147 5.43/6.584 6.028 ± 0.6888
ea15 1342 1342/1342 1342 ± 0 5.901 5.321/6.32 5.94 ± 0.6367
ea16 1342 1342/1342 1342 ± 0 5.206 5.055/5.308 5.154 ± 0.2316
ea17 1342 1342/1342 1342 ± 0 6.199 5.699/6.77 6.261 ± 0.5984
ea18 1342 1342/1342 1342 ± 0 5.278 4.87/5.766 5.318 ± 0.5166
ea19 1342 1342/1342 1342 ± 0 6.129 5.55/6.666 6.112 ± 0.5876
ea20 1342 1342/1342 1342 ± 0 6.43 5.824/6.947 6.367 ± 0.5971
ea21 1342 1342/1342 1342 ± 0 5.748 5.417/6.338 5.887 ± 0.5474
ea22 1342 1342/1342 1342 ± 0 6.083 5.391/6.529 5.947 ± 0.6024
ea23 1342 1342/1342 1342 ± 0 5.94 5.524/6.608 6.105 ± 0.651
ea25 1342 1342/1342 1342 ± 0 5.345 5.245/5.552 5.361 ± 0.1778
ea26 1342 1342/1342 1342 ± 0 5.889 5.545/6.522 5.998 ± 0.5054
ea27 1342 1342/1342 1342 ± 0.00003619 5.745 5.418/6.408 5.86 ± 0.5466
ea28 1342 1342/1342 1342 ± 0 5.776 5.508/6.586 6.033 ± 0.6315
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 ± 0.00002399 5.506 5.271/5.66 5.436 ± 0.297
4 1342 1342/1342 1342 ± 0.00002399 5.361 5.131/5.462 5.31 ± 0.3477
5 1342 1342/1342 1342 ± 0.00002399 5.38 5.234/5.467 5.355 ± 0.2624
6 1342 1342/1342 1342 ± 0.00002399 5.404 5.232/5.526 5.364 ± 0.2562
7 1342 1342/1342 1342 ± 0.00002399 5.383 5.313/5.527 5.39 ± 0.2405
8 1342 1342/1342 1342 ± 0.00002399 5.417 5.188/5.53 5.361 ± 0.2817
9 1342 1342/1342 1342 ± 0.00002399 5.673 5.539/5.885 5.641 ± 0.3155
10 1342 1342/1342 1342 ± 0.00002497 6.119 5.91/6.254 6.067 ± 0.3153
11 1342 1342/1342 1342 ± 0.00002497 6.363 6.198/6.497 6.292 ± 0.3513
12 1342 1342/1342 1342 ± 0.00002497 6.487 6.329/6.61 6.419 ± 0.3583
13 1342 1342/1342 1342 ± 0.00002497 6.815 6.638/7.041 6.801 ± 0.3773
14 1342 1342/1342 1342 ± 0.00002497 7.079 6.8/7.21 6.97 ± 0.4045
15 1342 1342/1342 1342 ± 0.00002497 6.671 6.457/6.827 6.571 ± 0.3675
16 1342 1342/1342 1342 ± 0.00003364 6 5.855/6.298 5.992 ± 0.3333
17 1342 1342/1342 1342 ± 0.00003577 5.996 5.873/6.243 5.978 ± 0.334
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
Start time
2024-05-01 10:07:46.994
End
2024-05-01 11:10:59.155
Duration
1:03:12.161
Note, WebLog generation is not included in the time.

CASA logs for stage 7