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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.528 5.28/5.941 5.677 ± 0.5215
ea02 1342 1342/1342 1342 ± 0.000005978 5.826 5.414/6.461 6.006 ± 0.6536
ea04 1342 1342/1342 1342 ± 0 5.546 5.213/6.115 5.726 ± 0.5405
ea05 1342 1342/1342 1342 ± 0 5.491 5.119/6.045 5.633 ± 0.5783
ea06 1342 1342/1342 1342 ± 0 4.946 4.745/5.334 5.056 ± 0.3525
ea07 1342 1342/1342 1342 ± 0 5.952 5.441/6.176 5.959 ± 0.5492
ea08 1342 1342/1342 1342 ± 0 5.808 5.495/6.581 6.077 ± 0.6639
ea09 1342 1342/1342 1342 ± 0 5.697 5.202/6.238 5.746 ± 0.618
ea10 1342 1342/1342 1342 ± 0 5.908 5.32/6.517 5.921 ± 0.6307
ea11 1342 1342/1342 1342 ± 0 5.91 5.166/6.319 5.84 ± 0.632
ea12 1342 1342/1342 1342 ± 0 6.373 6.179/6.897 6.494 ± 0.4122
ea13 1342 1342/1342 1342 ± 0 6.024 5.738/6.317 6.119 ± 0.494
ea14 1342 1342/1342 1342 ± 0 5.663 5.112/6.236 5.756 ± 0.6313
ea15 1342 1342/1342 1342 ± 0 5.712 5.242/6.366 5.867 ± 0.6853
ea16 1342 1342/1342 1342 ± 0 5.977 5.555/6.612 6.138 ± 0.6959
ea17 1342 1342/1342 1342 ± 0.00001325 5.941 5.535/6.608 6.112 ± 0.6271
ea18 1342 1342/1342 1342 ± 0 5.039 4.762/5.569 5.189 ± 0.4895
ea19 1342 1342/1342 1342 ± 0 5.726 5.341/6.333 5.916 ± 0.5911
ea20 1342 1342/1342 1342 ± 0 6.084 5.678/6.7 6.22 ± 0.6326
ea21 1342 1342/1342 1342 ± 0 5.548 5.247/6.084 5.688 ± 0.5396
ea22 1342 1342/1342 1342 ± 0 5.515 5.293/6.361 5.811 ± 0.6457
ea23 1342 1342/1342 1342 ± 0 5.968 5.473/6.362 6.027 ± 0.6407
ea25 1342 1342/1342 1342 ± 0 5.548 5.188/6.032 5.655 ± 0.5599
ea26 1342 1342/1342 1342 ± 0 6.052 5.647/6.648 6.162 ± 0.6578
ea27 1342 1342/1342 1342 ± 0.0000128 5.53 5.334/6.331 5.765 ± 0.5713
ea28 1342 1342/1342 1342 ± 0.000005992 5.64 5.411/6.391 5.864 ± 0.6588
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 ± 0.00002395 5.372 5.166/5.511 5.335 ± 0.256
3 1342 1342/1342 1342 ± 0.000025 5.147 5.004/5.351 5.162 ± 0.2373
4 1342 1342/1342 1342 ± 0.00002421 5.309 5.132/5.44 5.256 ± 0.264
5 1342 1342/1342 1342 ± 0.00002395 5.372 5.139/5.559 5.369 ± 0.3022
6 1342 1342/1342 1342 ± 0.00002395 5.313 5.127/5.479 5.282 ± 0.2876
7 1342 1342/1342 1342 ± 0.00002395 5.334 5.247/5.481 5.334 ± 0.2535
8 1342 1342/1342 1342 ± 0.00002395 5.298 5.148/5.443 5.296 ± 0.2705
9 1342 1342/1342 1342 ± 0.00002395 5.577 5.428/5.858 5.575 ± 0.3126
10 1342 1342/1342 1342 ± 0.00002351 5.985 5.842/6.164 5.98 ± 0.3031
11 1342 1342/1342 1342 ± 0.00002351 6.287 6.057/6.342 6.191 ± 0.3128
12 1342 1342/1342 1342 ± 0.00002351 6.376 6.188/6.54 6.34 ± 0.3314
13 1342 1342/1342 1342 ± 0.00002351 6.83 6.652/6.995 6.787 ± 0.3505
14 1342 1342/1342 1342 ± 0.00002351 7.051 6.758/7.262 6.967 ± 0.3898
15 1342 1342/1342 1342 ± 0.00002351 6.64 6.365/6.843 6.595 ± 0.3907
16 1342 1342/1342 1342 ± 0.00002512 5.913 5.707/6.258 5.973 ± 0.3551
17 1342 1342/1342 1342 ± 0.00002527 5.93 5.753/6.254 5.983 ± 0.3358
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
Start time
2024-05-01 07:28:20.609
End
2024-05-01 07:58:11.761
Duration
0:29:51.152
Note, WebLog generation is not included in the time.

CASA logs for stage 7