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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.334 5.255/6.161 5.536 ± 0.7742
ea02 1342 1342/1342 1342 ± 0.00004236 5.916 5.379/6.692 5.904 ± 0.9186
ea04 1342 1342/1342 1342 ± 0.00002703 5.399 5.069/6.156 5.478 ± 0.7727
ea05 1342 1342/1342 1342 ± 0.00002626 5.461 5.053/6.329 5.655 ± 0.7958
ea06 1342 1342/1342 1342 ± 0.00003843 4.96 4.711/5.324 4.905 ± 0.5349
ea07 1342 1342/1342 1342 ± 0.00004034 5.917 5.41/6.378 5.877 ± 0.8711
ea08 1342 1342/1342 1342 ± 0.00004136 6.087 5.604/6.853 6.084 ± 0.9812
ea09 1342 1342/1342 1342 ± 0.00002609 5.635 5.205/6.575 5.713 ± 0.8269
ea10 1342 1342/1342 1342 ± 0.00004179 5.956 5.327/6.766 5.853 ± 0.972
ea11 1342 1342/1342 1342 ± 0.00003992 5.83 5.181/6.553 5.774 ± 0.9136
ea12 1342 1342/1342 1342 ± 0.00003797 5.744 5.42/6.604 5.882 ± 0.8916
ea13 1342 1342/1342 1342 ± 0.0000131 5.901 5.734/6.396 6.003 ± 0.7588
ea14 1342 1342/1342 1342 ± 0.00004225 5.635 5.262/6.457 5.731 ± 0.8661
ea15 1342 1342/1342 1342 ± 0.00001825 5.371 5.136/6.31 5.626 ± 0.8981
ea16 1342 1342/1342 1342 ± 0.0000402 5.972 5.539/6.864 6.073 ± 0.9948
ea17 1342 1342/1342 1342 ± 0.00004037 5.916 5.437/7.055 5.964 ± 0.9639
ea18 1342 1342/1342 1342 ± 0.00004002 5 4.808/5.752 5.119 ± 0.6704
ea19 1342 1342/1342 1342 ± 0.00001557 5.786 5.559/6.846 6.048 ± 0.8838
ea20 1342 1342/1342 1342 ± 0.00003965 5.921 5.787/7.103 6.165 ± 0.9605
ea21 1342 1342/1342 1342 ± 0.00004036 5.606 5.33/6.374 5.707 ± 0.8293
ea22 1342 1342/1342 1342 ± 0.00003759 5.414 5.076/6.43 5.642 ± 0.8351
ea23 1342 1342/1342 1342 ± 0.00004208 5.856 5.483/6.619 5.869 ± 0.9722
ea25 1342 1342/1342 1342 ± 0.00004017 5.557 5.228/6.336 5.633 ± 0.8148
ea26 1342 1342/1342 1342 ± 0.00002663 5.874 5.664/6.995 6.092 ± 0.9064
ea27 1342 1342/1342 1342 ± 0.00003976 5.583 5.182/6.559 5.701 ± 0.843
ea28 1342 1342/1342 1342 ± 0.00004258 5.687 5.399/6.605 5.808 ± 0.9307
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 ± 0.00002358 5.381 5.235/5.7 5.432 ± 0.2681
5 1342 1342/1342 1342 ± 0.00002378 5.433 5.267/5.656 5.439 ± 0.3407
6 1342 1342/1342 1342 ± 0.00002358 5.378 5.178/5.554 5.338 ± 0.2845
7 1342 1342/1342 1342 ± 0.00002358 5.383 5.254/5.557 5.386 ± 0.2681
8 1342 1342/1342 1342 ± 0.00002358 5.382 5.178/5.523 5.338 ± 0.2907
9 1342 1342/1342 1342 ± 0.00002358 5.641 5.43/5.922 5.629 ± 0.327
10 1342 1342/1342 1342 ± 0.00002358 6.073 5.882/6.265 6.053 ± 0.3211
11 1342 1342/1342 1342 ± 0.00002358 6.376 6.238/6.498 6.315 ± 0.3378
12 1342 1342/1342 1342 ± 0.00002358 6.571 6.371/6.74 6.512 ± 0.3714
13 1342 1342/1342 1342 ± 0.00002358 6.931 6.703/7.078 6.893 ± 0.408
14 1342 1342/1342 1342 ± 0.00002358 7.092 6.895/7.308 7.039 ± 0.4655
15 1342 1342/1342 1342 ± 0.00002466 6.787 6.563/6.981 6.686 ± 0.4446
16 1342 1342/1342 1342 ± 0.00005292 4.179 4.037/4.339 4.191 ± 0.2182
17 1342 1342/1342 1342 ± 0.00005265 4.203 4.04/4.406 4.231 ± 0.2644
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
Start time
2024-11-01 16:40:25.165
End
2024-11-01 17:24:37.431
Duration
0:44:12.266
Note, WebLog generation is not included in the time.

CASA logs for stage 8