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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.455 5.379/6.232 5.694 ± 0.7827
ea02 1342 1342/1342 1342 ± 0.00003354 6.081 5.493/6.804 6.09 ± 0.934
ea04 1342 1342/1342 1342 ± 0.00004205 5.515 5.139/6.22 5.46 ± 0.8406
ea05 1342 1342/1342 1342 ± 0.00002613 5.468 5.109/6.504 5.673 ± 0.9034
ea06 1342 1342/1342 1342 ± 0.00004167 5.181 4.87/5.763 5.14 ± 0.7503
ea07 1342 1342/1342 1342 ± 0.00003465 5.889 5.426/6.299 5.87 ± 0.8306
ea09 1342 1342/1342 1342 ± 0.00003858 5.525 5.121/6.186 5.436 ± 0.8241
ea10 1342 1342/1342 1342 ± 0.00003457 5.284 4.883/5.955 5.325 ± 0.6995
ea11 1342 1342/1342 1342 ± 0.00003618 6.087 5.509/6.714 5.989 ± 0.8808
ea12 1342 1342/1342 1342 ± 0.00004053 5.916 5.561/6.644 5.903 ± 0.9447
ea13 1342 1342/1342 1342 ± 0.00003069 5.769 5.626/6.353 5.878 ± 0.9333
ea14 1342 1342/1342 1342 ± 0.00003532 5.726 5.438/6.704 5.959 ± 0.9739
ea15 1342 1342/1342 1342 ± 0.00004199 5.759 5.449/6.579 5.789 ± 1.007
ea16 1342 1342/1342 1342 ± 0.00003437 5.938 5.523/6.881 6.048 ± 1.107
ea17 1342 1342/1342 1342 ± 0.00003884 6.043 5.56/6.856 6.115 ± 0.9316
ea18 1342 1342/1342 1342 ± 0.00003655 5.12 4.925/5.651 5.193 ± 0.6584
ea19 1342 1342/1342 1342 ± 0.00001768 5.825 5.529/6.843 5.996 ± 0.9514
ea20 1342 1342/1342 1342 ± 0.00003858 6.136 6.028/7.024 6.255 ± 0.9917
ea21 1342 1342/1342 1342 ± 0.00003228 5.631 5.307/6.406 5.743 ± 0.9183
ea22 1342 1342/1342 1342 ± 0.00003989 5.526 5.229/6.558 5.747 ± 1.001
ea23 1342 1342/1342 1342 ± 0.00003517 6.006 5.569/6.752 6.081 ± 1.012
ea24 1342 1342/1342 1342 ± 0.00002889 5.281 4.829/6.254 5.408 ± 0.8597
ea25 1342 1342/1342 1342 ± 0.00003532 5.771 5.393/6.447 5.789 ± 0.8153
ea26 1342 1342/1342 1342 ± 0.0000395 5.898 5.71/6.872 6.041 ± 1.051
ea27 1342 1342/1342 1342 ± 0.00003582 5.736 5.424/6.614 5.847 ± 0.8411
ea28 1342 1342/1342 1342 ± 0.00003547 5.847 5.567/6.779 6.085 ± 0.9326
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 5.494 5.303/5.687 5.461 ± 0.3248
5 1342 1342/1342 1342 ± 0.00002348 5.428 5.156/5.592 5.392 ± 0.326
6 1342 1342/1342 1342 ± 0.00002358 5.427 5.139/5.561 5.369 ± 0.2713
7 1342 1342/1342 1342 ± 0.00002358 5.464 5.235/5.585 5.408 ± 0.2831
8 1342 1342/1342 1342 ± 0.00002358 5.445 5.124/5.551 5.381 ± 0.325
9 1342 1342/1342 1342 ± 0.00002358 5.738 5.414/5.899 5.666 ± 0.312
10 1342 1342/1342 1342 ± 0.00002358 6.163 5.891/6.269 6.083 ± 0.2959
11 1342 1342/1342 1342 ± 0.00002358 6.48 6.11/6.594 6.369 ± 0.3041
12 1342 1342/1342 1342 ± 0.00002358 6.548 6.29/6.773 6.555 ± 0.3444
13 1342 1342/1342 1342 ± 0.00002358 6.847 6.462/6.994 6.733 ± 0.4465
14 1342 1342/1342 1342 ± 0.00002546 6.852 6.413/7.159 6.759 ± 0.5596
15 1342 1342/1342 1342 ± 0.0000333 6.864 6.543/7.125 6.774 ± 0.4587
16 1342 1342/1342 1342 ± 0.00004849 3.774 3.63/3.944 3.795 ± 0.2727
17 1342 1342/1342 1342 ± 0.00004848 3.943 3.69/4.212 3.967 ± 0.3954
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-05-17 19:48:14.751
End
2024-05-17 20:57:17.241
Duration
1:09:02.490
Note, WebLog generation is not included in the time.

CASA logs for stage 8