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 5.862 5.279/6.063 5.744 ± 0.518
ea02 1342 1342/1342 1342 ± 0 5.947 5.441/6.578 6.048 ± 0.5933
ea05 1342 1342/1342 1342 ± 0 5.932 5.335/6.408 5.826 ± 0.6012
ea06 1342 1342/1342 1342 ± 0 4.919 4.75/5.293 5.013 ± 0.328
ea07 1342 1342/1342 1342 ± 0 5.737 5.424/5.976 5.777 ± 0.4445
ea08 1342 1342/1342 1342 ± 0 6.074 5.593/6.809 6.222 ± 0.6109
ea09 1342 1342/1342 1342 ± 0 5.663 5.161/6.271 5.713 ± 0.5673
ea10 1342 1342/1342 1342 ± 0.000009564 5.731 5.287/6.592 5.903 ± 0.6543
ea11 1342 1342/1342 1342 ± 0 5.861 5.438/6.387 5.969 ± 0.5723
ea12 1342 1342/1342 1342 ± 0 5.984 5.358/6.456 5.993 ± 0.629
ea13 1342 1342/1342 1342 ± 0 6.239 5.764/6.351 6.161 ± 0.4546
ea14 1342 1342/1342 1342 ± 0 6.028 5.411/6.558 5.996 ± 0.6874
ea15 1342 1342/1342 1342 ± 0 5.882 5.297/6.287 5.921 ± 0.6382
ea16 1342 1342/1342 1342 ± 0 5.178 5.039/5.328 5.146 ± 0.2341
ea17 1342 1342/1342 1342 ± 0 6.204 5.667/6.8 6.242 ± 0.6004
ea18 1342 1342/1342 1342 ± 0 5.241 4.841/5.75 5.275 ± 0.536
ea19 1342 1342/1342 1342 ± 0 6.098 5.505/6.651 6.08 ± 0.5917
ea20 1342 1342/1342 1342 ± 0 6.386 5.803/6.896 6.333 ± 0.6135
ea21 1342 1342/1342 1342 ± 0 5.685 5.398/6.308 5.86 ± 0.5462
ea22 1342 1342/1342 1342 ± 0 5.956 5.389/6.515 5.917 ± 0.6024
ea23 1342 1342/1342 1342 ± 0 5.936 5.511/6.607 6.091 ± 0.6527
ea25 1342 1342/1342 1342 ± 0 5.326 5.236/5.492 5.328 ± 0.1804
ea26 1342 1342/1342 1342 ± 0 5.843 5.533/6.492 5.982 ± 0.5048
ea27 1342 1342/1342 1342 ± 0.00003955 5.641 5.423/6.388 5.836 ± 0.5444
ea28 1342 1342/1342 1342 ± 0 5.75 5.495/6.59 6.01 ± 0.6382
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 5.47 5.261/5.63 5.414 ± 0.2931
4 1342 1342/1342 1342 ± 0.00002399 5.368 5.087/5.459 5.285 ± 0.3653
5 1342 1342/1342 1342 ± 0.00002399 5.352 5.239/5.442 5.339 ± 0.2685
6 1342 1342/1342 1342 ± 0.00002399 5.358 5.177/5.479 5.319 ± 0.2573
7 1342 1342/1342 1342 ± 0.00002399 5.359 5.282/5.506 5.367 ± 0.2394
8 1342 1342/1342 1342 ± 0.00002399 5.395 5.16/5.521 5.339 ± 0.2796
9 1342 1342/1342 1342 ± 0.00002399 5.661 5.508/5.874 5.621 ± 0.3154
10 1342 1342/1342 1342 ± 0.00002497 6.103 5.891/6.238 6.048 ± 0.3165
11 1342 1342/1342 1342 ± 0.00002497 6.352 6.183/6.464 6.274 ± 0.3505
12 1342 1342/1342 1342 ± 0.00002497 6.476 6.298/6.596 6.403 ± 0.3631
13 1342 1342/1342 1342 ± 0.00002497 6.807 6.626/7.014 6.786 ± 0.3756
14 1342 1342/1342 1342 ± 0.00002497 7.087 6.785/7.173 6.957 ± 0.4048
15 1342 1342/1342 1342 ± 0.00002497 6.671 6.396/6.8 6.544 ± 0.3767
16 1342 1342/1342 1342 ± 0.0000342 5.946 5.816/6.227 5.931 ± 0.3341
17 1342 1342/1342 1342 ± 0.00003386 5.949 5.77/6.208 5.916 ± 0.3235
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
output_dir
 
Start time
2024-05-01 08:00:11.604
End
2024-05-01 09:01:23.469
Duration
1:01:11.865
Note, WebLog generation is not included in the time.

CASA logs for stage 7