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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.722 5.141/6.013 5.564 ± 0.6005
ea02 1342 1342/1342 1342 ± 0.00003846 5.894 5.281/6.497 5.87 ± 0.8609
ea04 1342 1342/1342 1342 ± 0.00003279 5.279 4.94/5.919 5.349 ± 0.7117
ea05 1342 1342/1342 1342 ± 0.00002314 5.409 5.02/6.338 5.581 ± 0.8741
ea06 1342 1342/1342 1342 ± 0.0000367 5.336 4.615/5.44 4.964 ± 0.6434
ea07 1342 1342/1342 1342 ± 0.000008857 5.982 5.287/6.472 5.883 ± 0.5466
ea08 1342 1342/1342 1342 ± 0.0000262 6.616 5.517/6.778 6.209 ± 0.8377
ea09 1342 1342/1342 1342 ± 0.00003572 5.563 5.106/6.31 5.578 ± 0.8746
ea10 1342 1342/1342 1342 ± 0.00001463 6.047 5.079/6.242 5.714 ± 0.6109
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000336 5.447 5.156/6.329 5.568 ± 0.8216
ea13 1342 1342/1342 1342 ± 0.00002281 5.631 5.454/6.209 5.781 ± 0.8371
ea14 1342 1342/1342 1342 ± 0.00003242 5.713 5.319/6.496 5.89 ± 0.8933
ea15 1342 1342/1342 1342 ± 0.00003306 5.413 5.069/6.18 5.576 ± 0.8595
ea16 1342 1342/1342 1342 ± 0.00003035 5.755 5.348/6.468 5.803 ± 0.9262
ea17 1342 1342/1342 1342 ± 0.00002937 6.037 5.621/6.752 6.061 ± 0.7913
ea18 1342 1342/1342 1342 ± 0.00002768 5.098 4.754/5.544 5.067 ± 0.5167
ea19 1342 1342/1342 1342 ± 0.00001858 5.624 5.369/6.605 5.846 ± 0.9505
ea20 1342 1342/1342 1342 ± 0.00002662 6.262 5.632/6.688 6.073 ± 0.7237
ea21 1342 1342/1342 1342 ± 0.00002895 5.464 5.167/6.209 5.605 ± 0.8121
ea22 1342 1342/1342 1342 ± 0.00003607 5.414 5.09/6.378 5.596 ± 0.9006
ea23 1342 1342/1342 1342 ± 0.00002244 6.048 5.351/6.898 5.997 ± 0.8233
ea25 1342 1342/1342 1342 ± 0.00002916 5.954 5.154/6.213 5.641 ± 0.679
ea27 1342 1342/1342 1342 ± 0.00002757 5.382 5.151/6.215 5.563 ± 0.6672
ea28 1342 1342/1342 1342 ± 0.00002941 6.027 5.331/6.519 5.89 ± 0.7655
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 ± 0.00002442 5.29 5.094/5.506 5.257 ± 0.281
5 1342 1342/1342 1342 ± 0.00004503 5.122 4.758/5.346 5.061 ± 0.2973
6 1342 1342/1342 1342 ± 0.00002442 5.219 5.097/5.382 5.191 ± 0.2818
7 1342 1342/1342 1342 ± 0.00002473 5.24 5.099/5.348 5.231 ± 0.2127
8 1342 1342/1342 1342 ± 0.00002473 5.285 5.059/5.366 5.228 ± 0.2395
9 1342 1342/1342 1342 ± 0.00002442 5.517 5.368/5.747 5.495 ± 0.3278
10 1342 1342/1342 1342 ± 0.00002442 5.983 5.796/6.052 5.913 ± 0.3065
11 1342 1342/1342 1342 ± 0.00002442 6.201 6.076/6.352 6.169 ± 0.3113
12 1342 1342/1342 1342 ± 0.00002442 6.335 6.167/6.48 6.31 ± 0.3279
13 1342 1342/1342 1342 ± 0.00002458 6.593 6.249/6.71 6.491 ± 0.3817
14 1342 1342/1342 1342 ± 0.00002545 6.657 6.263/6.944 6.565 ± 0.472
15 1342 1342/1342 1342 ± 0.00002996 6.633 6.41/6.878 6.578 ± 0.4324
16 1342 1342/1342 1342 ± 0.00005214 3.742 3.598/3.876 3.743 ± 0.3686
17 1342 1342/1342 1342 ± 0.00005119 3.785 3.589/4 3.806 ± 0.3668
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-11-02 14:43:44.515
End
2024-11-02 15:47:49.955
Duration
1:04:05.440
Note, WebLog generation is not included in the time.

CASA logs for stage 8