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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.679 5.4/6.316 5.837 ± 0.5852
ea02 1342 1342/1342 1342 ± 0.00001809 5.947 5.684/6.771 6.22 ± 0.7321
ea03 1342 1342/1342 1342 ± 0.000007515 5.411 4.923/6.15 5.558 ± 0.6652
ea04 1342 1342/1342 1342 ± 0 5.807 5.329/6.455 5.921 ± 0.5932
ea05 1342 1342/1342 1342 ± 0 6.163 5.544/6.608 6.048 ± 0.6021
ea06 1342 1342/1342 1342 ± 0 5.049 4.906/5.499 5.18 ± 0.3559
ea07 1342 1342/1342 1342 ± 0 6.128 5.652/6.453 6.16 ± 0.6354
ea08 1342 1342/1342 1342 ± 0.00002923 6.003 5.699/6.831 6.225 ± 0.732
ea09 1342 1342/1342 1342 ± 0.00001351 5.854 5.447/6.609 6.003 ± 0.739
ea10 1342 1342/1342 1342 ± 0 6.184 5.558/6.915 6.186 ± 0.7592
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.964 5.564/6.556 6.135 ± 0.6251
ea13 1342 1342/1342 1342 ± 0.00001104 6.169 5.96/6.556 6.299 ± 0.5382
ea14 1342 1342/1342 1342 ± 0 6.159 5.487/6.606 6.127 ± 0.6737
ea15 1342 1342/1342 1342 ± 0 6.082 5.687/6.786 6.287 ± 0.7254
ea16 1342 1342/1342 1342 ± 0 6.209 5.748/6.938 6.372 ± 0.8014
ea17 1342 1342/1342 1342 ± 0.00001832 6.513 5.874/7.263 6.62 ± 0.7298
ea18 1342 1342/1342 1342 ± 0 5.119 4.797/5.635 5.202 ± 0.5534
ea19 1342 1342/1342 1342 ± 0 5.941 5.524/6.604 6.109 ± 0.6551
ea20 1342 1342/1342 1342 ± 0 6.102 5.699/6.768 6.221 ± 0.6497
ea23 1342 1342/1342 1342 ± 0 6.18 5.573/6.621 6.207 ± 0.7146
ea25 1342 1342/1342 1342 ± 0.000002012 5.809 5.476/6.308 5.934 ± 0.5936
ea26 1342 1342/1342 1342 ± 0.000009257 6.202 5.908/6.973 6.404 ± 0.7769
ea27 1342 1342/1342 1342 ± 0.00001773 5.766 5.5/6.631 5.957 ± 0.669
ea28 1342 1342/1342 1342 ± 0.00003687 5.641 5.409/6.409 5.833 ± 0.6831
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 ± 0.00002443 5.582 5.416/5.814 5.559 ± 0.2827
3 1342 1342/1342 1342 ± 0.00002574 5.242 4.926/5.466 5.177 ± 0.3334
4 1342 1342/1342 1342 ± 0.00002648 5.303 5.079/5.4 5.196 ± 0.3102
5 1342 1342/1342 1342 ± 0.00002443 5.484 5.312/5.669 5.461 ± 0.3193
6 1342 1342/1342 1342 ± 0.00002443 5.603 5.396/5.764 5.55 ± 0.3404
7 1342 1342/1342 1342 ± 0.00002443 5.57 5.451/5.739 5.555 ± 0.3055
8 1342 1342/1342 1342 ± 0.00002443 5.529 5.352/5.683 5.501 ± 0.3358
9 1342 1342/1342 1342 ± 0.00002443 5.789 5.558/6.087 5.791 ± 0.3767
10 1342 1342/1342 1342 ± 0.00002443 6.215 6.05/6.511 6.201 ± 0.3614
11 1342 1342/1342 1342 ± 0.00002443 6.54 6.281/6.719 6.449 ± 0.3798
12 1342 1342/1342 1342 ± 0.00002443 6.679 6.475/6.858 6.634 ± 0.4169
13 1342 1342/1342 1342 ± 0.00002443 7.172 6.988/7.267 7.082 ± 0.4392
14 1342 1342/1342 1342 ± 0.00002443 7.305 7.091/7.598 7.266 ± 0.4941
15 1342 1342/1342 1342 ± 0.00002443 6.881 6.592/7.092 6.786 ± 0.4774
16 1342 1342/1342 1342 ± 0.00004204 6.206 5.86/6.4 6.144 ± 0.4289
17 1342 1342/1342 1342 ± 0.00003881 6.276 5.953/6.463 6.181 ± 0.4125
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-11 09:18:04.903
End
2025-01-11 10:11:37.338
Duration
0:53:32.435
Note, WebLog generation is not included in the time.

CASA logs for stage 8