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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.278 5.199/5.876 5.317 ± 0.8111
ea02 1342 1342/1342 1342 ± 0.0000416 5.754 5.29/6.488 5.648 ± 1.018
ea04 1342 1342/1342 1342 ± 0.000003808 5.185 4.946/5.926 5.251 ± 0.8405
ea05 1342 1342/1342 1342 ± 0.000008911 5.483 5.117/6.294 5.603 ± 0.7491
ea06 1342 1342/1342 1342 ± 0.000009558 4.709 4.601/5.164 4.662 ± 0.6696
ea07 1342 1342/1342 1342 ± 0.00004337 5.675 5.374/6.182 5.603 ± 0.8645
ea08 1342 1342/1342 1342 ± 0.0000429 5.981 5.519/6.624 5.83 ± 1.014
ea10 1342 1342/1342 1342 ± 0.00004392 5.477 5.178/6.428 5.581 ± 0.9533
ea11 1342 1342/1342 1342 ± 0.00004272 5.583 5.072/6.349 5.522 ± 0.9681
ea12 1342 1342/1342 1342 ± 0.00001228 5.545 5.292/6.52 5.646 ± 1.104
ea13 1342 1342/1342 1342 ± 0.000008356 5.886 5.739/6.429 5.961 ± 0.7549
ea14 1342 1342/1342 1342 ± 0.000009175 5.443 5.075/6.323 5.48 ± 0.8444
ea15 1342 1342/1342 1342 ± 0 5.261 5.069/6.158 5.451 ± 0.9216
ea16 1342 1342/1342 1342 ± 0.00002564 5.844 5.54/6.725 5.842 ± 0.9835
ea17 1342 1342/1342 1342 ± 0.00004393 5.702 5.322/6.342 5.666 ± 0.9831
ea18 1342 1342/1342 1342 ± 0.00003848 4.884 4.582/5.639 4.879 ± 0.7616
ea19 1342 1342/1342 1342 ± 0 5.745 5.475/6.753 5.89 ± 0.806
ea20 1342 1342/1342 1342 ± 0.00002122 5.864 5.553/6.759 5.965 ± 1.094
ea21 1342 1342/1342 1342 ± 0.00002034 5.478 5.335/6.222 5.547 ± 0.7933
ea22 1342 1342/1342 1342 ± 0.00002689 5.445 5.136/6.437 5.54 ± 0.8933
ea23 1342 1342/1342 1342 ± 0.00004216 5.546 5.325/6.335 5.665 ± 0.8672
ea25 1342 1342/1342 1342 ± 0.00004282 5.355 4.994/6.044 5.326 ± 0.882
ea26 1342 1342/1342 1342 ± 0.00001005 5.835 5.709/6.922 6.039 ± 0.8909
ea27 1342 1342/1342 1342 ± 0.0000455 5.386 5.063/6.355 5.408 ± 0.9254
ea28 1342 1342/1342 1342 ± 0.00004407 5.615 5.358/6.407 5.605 ± 0.9332
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 ± 0.00002395 5.255 5.079/5.586 5.322 ± 0.2941
5 1342 1342/1342 1342 ± 0.00002395 5.307 4.984/5.46 5.224 ± 0.3844
6 1342 1342/1342 1342 ± 0.00002395 5.344 5.079/5.475 5.294 ± 0.3193
7 1342 1342/1342 1342 ± 0.00002395 5.341 5.149/5.494 5.322 ± 0.2857
8 1342 1342/1342 1342 ± 0.00002395 5.307 5.109/5.475 5.277 ± 0.2989
9 1342 1342/1342 1342 ± 0.00002395 5.609 5.453/5.865 5.595 ± 0.3303
10 1342 1342/1342 1342 ± 0.00002395 6.029 5.898/6.194 5.988 ± 0.3538
11 1342 1342/1342 1342 ± 0.00002395 6.333 6.174/6.427 6.248 ± 0.3657
12 1342 1342/1342 1342 ± 0.00002395 6.472 6.282/6.636 6.418 ± 0.3889
13 1342 1342/1342 1342 ± 0.000024 6.622 6.439/6.839 6.597 ± 0.397
14 1342 1342/1342 1342 ± 0.00003217 6.301 5.975/6.74 6.355 ± 0.5464
15 1342 1342/1342 1342 ± 0.00002395 6.698 6.384/6.845 6.548 ± 0.5037
16 1342 1342/1342 1342 ± 0.0000603 3.64 3.479/3.916 3.734 ± 0.3479
17 1342 1342/1342 1342 ± 0.00006096 3.803 3.655/3.968 3.853 ± 0.3535
statwtmode
VLASS-SE
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-08 04:42:55.588
End
2025-01-08 05:10:23.849
Duration
0:27:28.261
Note, WebLog generation is not included in the time.

CASA logs for stage 8