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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.55 5.422/6.149 5.64 ± 0.8017
ea02 1342 1342/1342 1342 ± 0.00004176 5.896 5.589/6.786 5.998 ± 0.9508
ea04 1342 1342/1342 1342 ± 0 5.398 4.901/6.018 5.297 ± 0.8141
ea05 1342 1342/1342 1342 ± 0.000007533 5.434 5.086/6.506 5.66 ± 0.7934
ea06 1342 1342/1342 1342 ± 0.000004137 5.139 4.775/5.703 5.082 ± 0.8012
ea07 1342 1342/1342 1342 ± 0.00004281 5.95 5.455/6.264 5.729 ± 0.8181
ea08 1342 1342/1342 1342 ± 0.00004223 6.101 5.77/6.955 6.156 ± 0.9728
ea09 1342 1342/1342 1342 ± 0.000006949 5.375 4.936/5.897 5.324 ± 0.6019
ea10 1342 1342/1342 1342 ± 0.00004313 5.092 4.884/5.968 5.23 ± 0.7273
ea11 1342 1342/1342 1342 ± 0.00004224 6.013 5.484/6.755 5.903 ± 0.9848
ea12 1342 1342/1342 1342 ± 0.000008471 5.454 5.304/6.497 5.603 ± 0.9998
ea13 1342 1342/1342 1342 ± 0.000009743 6.109 5.756/6.49 6.088 ± 0.7373
ea14 1342 1342/1342 1342 ± 0.000004344 5.7 5.299/6.619 5.783 ± 0.8378
ea15 1342 1342/1342 1342 ± 0 5.292 5.054/6.251 5.5 ± 0.8983
ea16 1342 1342/1342 1342 ± 0.00001609 5.814 5.449/6.609 5.83 ± 0.8958
ea17 1342 1342/1342 1342 ± 0.00004308 6.052 5.666/6.814 6.081 ± 0.9771
ea18 1342 1342/1342 1342 ± 0.00003679 5.077 4.796/5.742 5.095 ± 0.7311
ea19 1342 1342/1342 1342 ± 0 5.713 5.371/6.799 5.914 ± 0.8288
ea20 1342 1342/1342 1342 ± 0.00002272 6.076 5.765/6.991 6.133 ± 1.128
ea21 1342 1342/1342 1342 ± 0.00001242 5.437 5.242/6.306 5.566 ± 0.8016
ea22 1342 1342/1342 1342 ± 0.00003143 5.549 5.295/6.556 5.726 ± 0.8119
ea23 1342 1342/1342 1342 ± 0.00004661 6.477 5.648/6.729 6.003 ± 1.111
ea24 1342 1342/1342 1342 ± 0.000004159 5.358 4.963/6.312 5.575 ± 0.6772
ea25 1342 1342/1342 1342 ± 0.00004224 5.829 5.419/6.509 5.775 ± 0.8916
ea26 1342 1342/1342 1342 ± 0.00002157 6.007 5.716/7.005 6.177 ± 0.8503
ea27 1342 1342/1342 1342 ± 0.00004398 5.74 5.309/6.548 5.705 ± 0.8663
ea28 1342 1342/1342 1342 ± 0.00004255 5.921 5.652/6.792 5.96 ± 0.9541
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 ± 0.00002364 5.79 5.329/6.02 5.677 ± 0.4
3 1342 1342/1342 1342 ± 0.00003108 5.341 5.049/5.594 5.295 ± 0.3798
5 1342 1342/1342 1342 ± 0.00002448 5.394 5.092/5.602 5.375 ± 0.3654
6 1342 1342/1342 1342 ± 0.00002364 5.436 5.076/5.657 5.38 ± 0.3368
7 1342 1342/1342 1342 ± 0.00002364 5.447 5.074/5.605 5.412 ± 0.3249
8 1342 1342/1342 1342 ± 0.00002364 5.438 5.086/5.599 5.375 ± 0.355
9 1342 1342/1342 1342 ± 0.00002387 5.722 5.412/5.923 5.664 ± 0.3672
10 1342 1342/1342 1342 ± 0.00002323 6.158 5.853/6.376 6.095 ± 0.3758
11 1342 1342/1342 1342 ± 0.00002323 6.441 6.199/6.703 6.397 ± 0.3636
12 1342 1342/1342 1342 ± 0.00002323 6.676 6.358/6.879 6.575 ± 0.3979
13 1342 1342/1342 1342 ± 0.00002323 6.898 6.505/7.085 6.771 ± 0.413
14 1342 1342/1342 1342 ± 0.00002675 6.571 6.176/6.845 6.532 ± 0.4966
15 1342 1342/1342 1342 ± 0.00002372 6.775 6.431/7.004 6.673 ± 0.4655
16 1342 1342/1342 1342 ± 0.00006102 3.96 3.791/4.213 4.031 ± 0.35
17 1342 1342/1342 1342 ± 0.00006051 4.141 3.952/4.41 4.176 ± 0.3585
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-11-23 13:30:03.026
End
2024-11-23 14:25:20.883
Duration
0:55:17.857
Note, WebLog generation is not included in the time.

CASA logs for stage 8