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 5.883 5.304/6.085 5.738 ± 0.5288
ea02 1342 1342/1342 1342 ± 0 5.945 5.433/6.598 6.062 ± 0.6003
ea05 1342 1342/1342 1342 ± 0 5.875 5.31/6.313 5.809 ± 0.5873
ea06 1342 1342/1342 1342 ± 0 4.949 4.776/5.338 5.053 ± 0.3302
ea07 1342 1342/1342 1342 ± 0 5.751 5.427/5.99 5.776 ± 0.4371
ea08 1342 1342/1342 1342 ± 0 6.055 5.585/6.78 6.228 ± 0.6261
ea09 1342 1342/1342 1342 ± 0 5.698 5.222/6.354 5.752 ± 0.5817
ea10 1342 1342/1342 1342 ± 0.00001249 5.79 5.273/6.566 5.891 ± 0.6523
ea11 1342 1342/1342 1342 ± 0 5.838 5.502/6.398 5.97 ± 0.5562
ea12 1342 1342/1342 1342 ± 0 5.953 5.36/6.433 5.973 ± 0.6241
ea13 1342 1342/1342 1342 ± 0 6.227 5.771/6.346 6.16 ± 0.4607
ea14 1342 1342/1342 1342 ± 0 6.117 5.415/6.592 6.02 ± 0.6773
ea15 1342 1342/1342 1342 ± 0 5.864 5.304/6.273 5.91 ± 0.6231
ea16 1342 1342/1342 1342 ± 0 5.283 5.134/5.382 5.242 ± 0.2374
ea17 1342 1342/1342 1342 ± 0 6.085 5.677/6.783 6.225 ± 0.6015
ea18 1342 1342/1342 1342 ± 0 5.257 4.843/5.76 5.29 ± 0.5318
ea19 1342 1342/1342 1342 ± 0 6.095 5.498/6.602 6.06 ± 0.5877
ea20 1342 1342/1342 1342 ± 0 6.344 5.797/6.848 6.319 ± 0.5942
ea21 1342 1342/1342 1342 ± 0 5.684 5.413/6.309 5.85 ± 0.5289
ea22 1342 1342/1342 1342 ± 0 5.998 5.406/6.517 5.934 ± 0.5965
ea23 1342 1342/1342 1342 ± 0 5.935 5.504/6.591 6.079 ± 0.6436
ea25 1342 1342/1342 1342 ± 0 5.34 5.269/5.522 5.338 ± 0.1714
ea26 1342 1342/1342 1342 ± 0 5.741 5.516/6.502 5.96 ± 0.5079
ea27 1342 1342/1342 1342 ± 0.00004016 5.636 5.414/6.376 5.832 ± 0.5475
ea28 1342 1342/1342 1342 ± 0 5.74 5.5/6.57 6.004 ± 0.6298
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 ± 0.00002411 5.478 5.267/5.63 5.416 ± 0.28
4 1342 1342/1342 1342 ± 0.00002411 5.397 5.012/5.456 5.285 ± 0.3443
5 1342 1342/1342 1342 ± 0.00002411 5.369 5.256/5.45 5.345 ± 0.2605
6 1342 1342/1342 1342 ± 0.00002411 5.387 5.252/5.5 5.358 ± 0.2504
7 1342 1342/1342 1342 ± 0.00002411 5.363 5.278/5.523 5.368 ± 0.2382
8 1342 1342/1342 1342 ± 0.00002411 5.388 5.166/5.508 5.341 ± 0.2709
9 1342 1342/1342 1342 ± 0.00002411 5.641 5.528/5.864 5.625 ± 0.3041
10 1342 1342/1342 1342 ± 0.00002511 6.092 5.89/6.229 6.045 ± 0.3105
11 1342 1342/1342 1342 ± 0.00002511 6.366 6.158/6.455 6.266 ± 0.3398
12 1342 1342/1342 1342 ± 0.00002511 6.453 6.303/6.601 6.403 ± 0.3525
13 1342 1342/1342 1342 ± 0.00002511 6.78 6.682/7.015 6.781 ± 0.3668
14 1342 1342/1342 1342 ± 0.00002511 7.024 6.774/7.181 6.95 ± 0.3944
15 1342 1342/1342 1342 ± 0.00002511 6.616 6.355/6.778 6.526 ± 0.3733
16 1342 1342/1342 1342 ± 0.00003427 5.936 5.773/6.188 5.911 ± 0.3189
17 1342 1342/1342 1342 ± 0.00003515 5.934 5.746/6.197 5.913 ± 0.3212
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-05-01 05:02:37.348
End
2024-05-01 05:52:02.866
Duration
0:49:25.518
Note, WebLog generation is not included in the time.

CASA logs for stage 7