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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.407 5.179/6.179 5.672 ± 0.5655
ea02 1342 1342/1342 1342 ± 0.000038 5.811 5.322/6.539 5.956 ± 0.6598
ea04 1342 1342/1342 1342 ± 0.000008614 5.198 4.898/5.864 5.401 ± 0.5766
ea05 1342 1342/1342 1342 ± 0 5.477 5.234/6.482 5.785 ± 0.6692
ea06 1342 1342/1342 1342 ± 0.00001915 4.882 4.732/5.643 5.169 ± 0.5338
ea07 1342 1342/1342 1342 ± 0.00004352 5.751 5.259/6.17 5.777 ± 0.6675
ea08 1342 1342/1342 1342 ± 0.00003155 5.694 5.434/6.555 5.989 ± 0.6605
ea09 1342 1342/1342 1342 ± 0.000001187 5.27 4.965/5.781 5.337 ± 0.491
ea10 1342 1342/1342 1342 ± 0.00004362 4.972 4.576/5.652 5.096 ± 0.545
ea11 1342 1342/1342 1342 ± 0.00004297 5.899 5.338/6.494 5.953 ± 0.7084
ea12 1342 1342/1342 1342 ± 0.00002126 5.531 5.177/6.114 5.649 ± 0.6048
ea13 1342 1342/1342 1342 ± 0 5.945 5.546/6.198 5.915 ± 0.4484
ea14 1342 1342/1342 1342 ± 0.00002132 5.572 5.275/6.491 5.873 ± 0.7126
ea15 1342 1342/1342 1342 ± 0.000003933 5.432 5.188/6.278 5.747 ± 0.6802
ea16 1342 1342/1342 1342 ± 0.000002439 5.797 5.407/6.402 5.957 ± 0.7721
ea17 1342 1342/1342 1342 ± 0.00004501 5.744 5.428/6.496 5.972 ± 0.6802
ea18 1342 1342/1342 1342 ± 0.00003222 4.883 4.768/5.695 5.142 ± 0.5722
ea19 1342 1342/1342 1342 ± 0.00000987 5.642 5.421/6.741 5.997 ± 0.7115
ea20 1342 1342/1342 1342 ± 0.0000246 5.8 5.656/6.721 6.001 ± 0.7246
ea21 1342 1342/1342 1342 ± 0.00001282 5.409 5.144/6.22 5.659 ± 0.6084
ea22 1342 1342/1342 1342 ± 0.000002287 5.532 5.121/6.262 5.742 ± 0.6533
ea23 1342 1342/1342 1342 ± 0.00004142 5.607 5.276/6.581 5.936 ± 0.7691
ea24 1342 1342/1342 1342 ± 0 5.198 4.848/5.986 5.395 ± 0.5706
ea25 1342 1342/1342 1342 ± 0.00004375 5.36 5.142/6.151 5.602 ± 0.6191
ea26 1342 1342/1342 1342 ± 0 5.721 5.557/6.703 6.083 ± 0.6648
ea27 1342 1342/1342 1342 ± 0.00004401 5.493 5.191/6.427 5.71 ± 0.6551
ea28 1342 1342/1342 1342 ± 0.00004204 5.598 5.382/6.544 5.924 ± 0.7404
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 ± 0.00002315 5.383 5.135/5.55 5.295 ± 0.3051
5 1342 1342/1342 1342 ± 0.00002922 5.183 4.918/5.404 5.178 ± 0.3648
6 1342 1342/1342 1342 ± 0.00002383 5.267 4.97/5.452 5.224 ± 0.2812
7 1342 1342/1342 1342 ± 0.00002315 5.313 5.092/5.444 5.244 ± 0.2734
8 1342 1342/1342 1342 ± 0.00002315 5.297 4.956/5.41 5.207 ± 0.315
9 1342 1342/1342 1342 ± 0.00002315 5.543 5.196/5.761 5.462 ± 0.3373
10 1342 1342/1342 1342 ± 0.00002314 6.054 5.766/6.142 5.935 ± 0.3158
11 1342 1342/1342 1342 ± 0.00002314 6.258 5.986/6.461 6.202 ± 0.3329
12 1342 1342/1342 1342 ± 0.00002314 6.437 6.169/6.572 6.363 ± 0.3557
13 1342 1342/1342 1342 ± 0.00002314 6.871 6.425/7.09 6.79 ± 0.4128
14 1342 1342/1342 1342 ± 0.00002964 7.032 6.758/7.171 6.846 ± 0.4649
15 1342 1342/1342 1342 ± 0.00002314 6.424 6.08/6.651 6.35 ± 0.4309
16 1342 1342/1342 1342 ± 0.00006079 4.962 4.725/5.131 4.939 ± 0.3036
17 1342 1342/1342 1342 ± 0.00005859 5.23 5.043/5.459 5.246 ± 0.3406
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-06 12:28:39.751
End
2024-12-06 13:43:38.941
Duration
1:14:59.190
Note, WebLog generation is not included in the time.

CASA logs for stage 8