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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.444 5.239/5.929 5.634 ± 0.5105
ea02 1342 1342/1342 1342 ± 0 5.605 5.319/6.402 5.877 ± 0.6428
ea04 1342 1342/1342 1342 ± 0 5.425 5.042/5.977 5.565 ± 0.5641
ea05 1342 1342/1342 1342 ± 0 5.634 5.206/6.1 5.709 ± 0.5805
ea06 1342 1342/1342 1342 ± 0 4.893 4.641/5.404 5.027 ± 0.4549
ea07 1342 1342/1342 1342 ± 0 5.925 5.409/6.145 5.929 ± 0.5732
ea08 1342 1342/1342 1342 ± 0 5.665 5.387/6.535 5.979 ± 0.6862
ea09 1342 1342/1342 1342 ± 0 5.517 5.159/6.215 5.676 ± 0.6239
ea10 1342 1342/1342 1342 ± 0 5.832 5.24/6.479 5.862 ± 0.66
ea11 1342 1342/1342 1342 ± 0 5.686 5.289/6.331 5.816 ± 0.6641
ea12 1342 1342/1342 1342 ± 0 5.731 5.279/6.286 5.884 ± 0.6365
ea13 1342 1342/1342 1342 ± 0 6.002 5.782/6.312 6.106 ± 0.4908
ea14 1342 1342/1342 1342 ± 0 5.679 5.197/6.278 5.772 ± 0.6519
ea15 1342 1342/1342 1342 ± 0 5.513 5.036/6.12 5.663 ± 0.6899
ea16 1342 1342/1342 1342 ± 0 6.017 5.591/6.69 6.201 ± 0.7144
ea17 1342 1342/1342 1342 ± 0.000008936 5.834 5.508/6.385 6.002 ± 0.6147
ea18 1342 1342/1342 1342 ± 0 4.966 4.638/5.373 5.067 ± 0.5153
ea19 1342 1342/1342 1342 ± 0 5.927 5.48/6.617 6.127 ± 0.6585
ea20 1342 1342/1342 1342 ± 0 5.952 5.61/6.651 6.14 ± 0.6383
ea21 1342 1342/1342 1342 ± 0 5.603 5.295/6.19 5.777 ± 0.5583
ea22 1342 1342/1342 1342 ± 0 5.419 5.237/6.337 5.749 ± 0.6458
ea23 1342 1342/1342 1342 ± 0 5.926 5.386/6.349 5.996 ± 0.6822
ea25 1342 1342/1342 1342 ± 0.000001636 5.351 5.142/5.997 5.572 ± 0.5745
ea26 1342 1342/1342 1342 ± 0 5.887 5.587/6.604 6.105 ± 0.645
ea27 1342 1342/1342 1342 ± 0.00002734 5.443 5.185/6.245 5.662 ± 0.5774
ea28 1342 1342/1342 1342 ± 0.00003444 5.547 5.305/6.342 5.806 ± 0.6325
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 ± 0.00002351 5.316 5.16/5.607 5.349 ± 0.2709
3 1342 1342/1342 1342 ± 0.00002395 5.278 5.106/5.5 5.298 ± 0.2851
4 1342 1342/1342 1342 ± 0.00002374 5.237 4.997/5.354 5.157 ± 0.3071
5 1342 1342/1342 1342 ± 0.00002351 5.302 5.015/5.429 5.261 ± 0.3188
6 1342 1342/1342 1342 ± 0.00002351 5.245 5.023/5.416 5.201 ± 0.2995
7 1342 1342/1342 1342 ± 0.00002351 5.285 5.09/5.389 5.254 ± 0.2689
8 1342 1342/1342 1342 ± 0.00002351 5.296 5.013/5.395 5.226 ± 0.2789
9 1342 1342/1342 1342 ± 0.00002351 5.519 5.357/5.781 5.508 ± 0.3224
10 1342 1342/1342 1342 ± 0.00002351 5.996 5.825/6.141 5.948 ± 0.2995
11 1342 1342/1342 1342 ± 0.00002351 6.243 6.057/6.353 6.168 ± 0.3124
12 1342 1342/1342 1342 ± 0.00002351 6.373 6.156/6.52 6.339 ± 0.3365
13 1342 1342/1342 1342 ± 0.00002351 6.789 6.708/6.979 6.788 ± 0.3576
14 1342 1342/1342 1342 ± 0.00002351 6.988 6.771/7.18 6.953 ± 0.3903
15 1342 1342/1342 1342 ± 0.00002351 6.681 6.411/6.823 6.573 ± 0.3855
16 1342 1342/1342 1342 ± 0.00003325 5.891 5.545/6.146 5.857 ± 0.3847
17 1342 1342/1342 1342 ± 0.00003428 5.859 5.484/6.114 5.824 ± 0.3755
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
overwrite_modelcol
False
Start time
2024-12-18 02:50:03.696
End
2024-12-18 03:51:48.358
Duration
1:01:44.662
Note, WebLog generation is not included in the time.

CASA logs for stage 8