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

Statwt Summary Plot

VLASS2.1.sb39020510.eb39074114.59177.52519034722_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 5.468 5.297/6.256 5.608 ± 0.7964
ea02 1342 1342/1342 1342 ± 0.00004217 6.179 5.542/6.794 5.97 ± 1.07
ea03 1342 1342/1342 1342 ± 0.00001237 2.077 2/2.464 2.2 ± 0.3201
ea04 1342 1342/1342 1342 ± 0.00004147 5.554 5.314/6.301 5.669 ± 0.832
ea05 1342 1342/1342 1342 ± 0.00002857 5.778 5.297/6.607 5.829 ± 0.9248
ea06 1342 1342/1342 1342 ± 0.00002519 4.563 4.364/5.245 4.568 ± 0.868
ea07 1342 1342/1342 1342 ± 0.00003914 6.097 5.593/6.467 6 ± 0.9364
ea08 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea09 1342 1342/1342 1342 ± 0.00004242 5.658 5.332/6.727 5.787 ± 0.9846
ea10 1342 1342/1342 1342 ± 0.00004107 5.923 5.388/6.941 5.942 ± 1.03
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004232 5.745 5.419/6.774 5.901 ± 0.9869
ea13 1342 1342/1342 1342 ± 0.00003458 5.994 5.56/6.446 5.976 ± 0.864
ea14 1342 1342/1342 1342 ± 0.00004167 5.582 5.092/6.385 5.588 ± 0.9483
ea15 1342 1342/1342 1342 ± 0.00002286 3.443 3.307/4.271 3.558 ± 0.829
ea16 1342 1342/1342 1342 ± 0.00003962 6.007 5.551/6.902 5.997 ± 1.14
ea17 1342 1342/1342 1342 ± 0.00003226 6.204 5.666/7.214 6.194 ± 1.065
ea18 1342 1342/1342 1342 ± 0.0000398 5.03 4.721/5.952 5.153 ± 0.7748
ea19 1342 1342/1342 1342 ± 0.00002067 5.745 5.534/6.735 5.925 ± 0.9633
ea20 1342 1342/1342 1342 ± 0.00003859 6.085 5.974/7.166 6.223 ± 0.9948
ea23 1342 1342/1342 1342 ± 0.00003807 5.855 5.496/6.78 6.046 ± 1.001
ea24 1342 1342/1342 1342 ± 0.00004187 5.479 5.076/6.441 5.553 ± 0.9066
ea25 1342 1342/1342 1342 ± 0.00004049 5.865 5.421/6.74 5.889 ± 0.9691
ea26 1342 1342/1342 1342 ± 0.00001356 1.545 1.5/1.659 1.578 ± 0.1103
ea27 1342 1342/1342 1342 ± 0.00004035 5.713 5.343/6.792 5.846 ± 0.9669
ea28 1342 1342/1342 1342 ± 0.00004059 5.523 5.358/6.458 5.711 ± 0.8743
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 ± 0.00002452 5.429 5.018/5.673 5.012 ± 1.133
3 1342 1342/1342 1342 ± 0.00003046 5.319 4.441/5.783 4.899 ± 1.307
5 1342 1342/1342 1342 ± 0.00002452 5.539 5.125/5.795 5.157 ± 1.213
6 1342 1342/1342 1342 ± 0.00002452 5.422 5.056/5.588 4.991 ± 1.117
7 1342 1342/1342 1342 ± 0.00002452 5.445 5.196/5.583 5.058 ± 1.12
8 1342 1342/1342 1342 ± 0.00002452 5.374 5.084/5.572 5.019 ± 1.122
9 1342 1342/1342 1342 ± 0.00002452 5.594 5.341/5.948 5.257 ± 1.208
10 1342 1342/1342 1342 ± 0.00002452 6.168 5.857/6.34 5.661 ± 1.275
11 1342 1342/1342 1342 ± 0.00002452 6.418 6.042/6.586 5.929 ± 1.325
12 1342 1342/1342 1342 ± 0.00002452 6.573 6.27/6.792 6.12 ± 1.384
13 1342 1342/1342 1342 ± 0.00002452 6.981 6.495/7.198 6.476 ± 1.462
14 1342 1342/1342 1342 ± 0.00002455 7.095 6.625/7.326 6.541 ± 1.483
15 1342 1342/1342 1342 ± 0.00002564 6.805 6.396/7.057 6.268 ± 1.454
16 1342 1342/1342 1342 ± 0.000052 3.871 3.537/4.078 3.569 ± 0.8824
17 1342 1342/1342 1342 ± 0.0000544 3.961 3.691/4.16 3.706 ± 0.8294
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb39020510.eb39074114.59177.52519034722_split_split.ms
Start time
2025-01-11 08:23:43.702
End
2025-01-11 09:19:01.451
Duration
0:55:17.749
Note, WebLog generation is not included in the time.

CASA logs for stage 8