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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.434 5.262/6.281 5.635 ± 0.7925
ea02 1342 1342/1342 1342 ± 0.00004404 5.86 5.258/6.723 5.912 ± 0.9297
ea04 1342 1342/1342 1342 ± 0.00002016 5.538 4.985/6.139 5.479 ± 0.7951
ea05 1342 1342/1342 1342 ± 0.00002131 5.469 4.956/6.211 5.593 ± 0.7829
ea06 1342 1342/1342 1342 ± 0.00002737 4.809 4.42/5.293 4.842 ± 0.5567
ea07 1342 1342/1342 1342 ± 0.00004148 5.966 5.337/6.451 5.922 ± 0.938
ea08 1342 1342/1342 1342 ± 0.00004339 5.768 5.484/6.877 6.096 ± 1.049
ea09 1342 1342/1342 1342 ± 0.00002703 5.725 5.033/6.525 5.698 ± 0.8537
ea10 1342 1342/1342 1342 ± 0.00003221 5.789 5.366/6.899 6.042 ± 0.8885
ea11 1342 1342/1342 1342 ± 0.00004126 5.485 5.156/6.622 5.776 ± 1.007
ea12 1342 1342/1342 1342 ± 0.00003598 5.866 5.271/6.669 5.85 ± 0.9982
ea13 1342 1342/1342 1342 ± 0.00001391 5.774 5.355/6.363 5.901 ± 0.7779
ea14 1342 1342/1342 1342 ± 0.0000368 5.586 5.207/6.539 5.772 ± 0.9196
ea15 1342 1342/1342 1342 ± 0.00001787 5.238 5.024/6.264 5.565 ± 0.9004
ea16 1342 1342/1342 1342 ± 0.00003117 5.936 5.471/6.908 6.058 ± 1.008
ea17 1342 1342/1342 1342 ± 0.00004267 5.799 5.605/7.171 6.044 ± 1.042
ea18 1342 1342/1342 1342 ± 0.00004096 5.041 4.722/5.791 5.121 ± 0.7247
ea19 1342 1342/1342 1342 ± 0.00001389 5.795 5.425/6.726 5.999 ± 0.8846
ea20 1342 1342/1342 1342 ± 0.0000404 5.818 5.509/7.036 6.091 ± 1.034
ea21 1342 1342/1342 1342 ± 0.00003297 5.507 5.265/6.412 5.685 ± 0.8547
ea22 1342 1342/1342 1342 ± 0.00003774 5.262 5.023/6.472 5.618 ± 0.8469
ea23 1342 1342/1342 1342 ± 0.00004256 5.772 5.447/6.736 5.948 ± 1.022
ea25 1342 1342/1342 1342 ± 0.00004233 5.512 5.206/6.437 5.628 ± 0.9141
ea26 1342 1342/1342 1342 ± 0.00002707 5.795 5.643/6.869 6.051 ± 0.921
ea27 1342 1342/1342 1342 ± 0.0000421 5.557 5.156/6.722 5.747 ± 0.9243
ea28 1342 1342/1342 1342 ± 0.00004276 5.724 5.327/6.677 5.856 ± 0.9737
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 ± 0.00002348 5.532 5.298/5.755 5.493 ± 0.2924
5 1342 1342/1342 1342 ± 0.00002671 5.63 5.335/5.76 5.525 ± 0.368
6 1342 1342/1342 1342 ± 0.00002348 5.263 5.029/5.404 5.193 ± 0.2748
7 1342 1342/1342 1342 ± 0.00002348 5.305 5.155/5.447 5.272 ± 0.2675
8 1342 1342/1342 1342 ± 0.00002348 5.266 5.135/5.475 5.258 ± 0.2999
9 1342 1342/1342 1342 ± 0.00002348 5.502 5.259/5.781 5.459 ± 0.3585
10 1342 1342/1342 1342 ± 0.00002348 6.129 5.875/6.223 6.032 ± 0.3335
11 1342 1342/1342 1342 ± 0.00002348 6.385 6.216/6.563 6.336 ± 0.3504
12 1342 1342/1342 1342 ± 0.00002348 6.609 6.412/6.737 6.555 ± 0.3839
13 1342 1342/1342 1342 ± 0.00002348 7.013 6.888/7.283 6.995 ± 0.4071
14 1342 1342/1342 1342 ± 0.00002348 7.269 6.984/7.483 7.156 ± 0.4749
15 1342 1342/1342 1342 ± 0.00002391 6.812 6.524/7.061 6.726 ± 0.4758
16 1342 1342/1342 1342 ± 0.00005574 4.237 4.096/4.386 4.237 ± 0.2067
17 1342 1342/1342 1342 ± 0.00005845 4.285 4.135/4.491 4.306 ± 0.2413
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-11-26 23:00:24.720
End
2024-11-27 00:06:13.411
Duration
1:05:48.691
Note, WebLog generation is not included in the time.

CASA logs for stage 8