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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.345 5.046/5.754 5.481 ± 0.512
ea02 1342 1342/1342 1342 ± 0 5.555 5.227/6.263 5.763 ± 0.6639
ea03 1342 1342/1342 1342 ± 0 5.038 4.525/5.748 5.158 ± 0.6459
ea04 1342 1342/1342 1342 ± 0 5.497 5.068/6.04 5.621 ± 0.5471
ea05 1342 1342/1342 1342 ± 0 5.641 5.129/6.157 5.705 ± 0.6142
ea06 1342 1342/1342 1342 ± 0 4.994 4.754/5.399 5.075 ± 0.3734
ea07 1342 1342/1342 1342 ± 0 5.84 5.373/6.192 5.884 ± 0.6123
ea08 1342 1342/1342 1342 ± 0.000003995 5.656 5.384/6.485 5.929 ± 0.7022
ea09 1342 1342/1342 1342 ± 0 5.463 5.082/6.197 5.618 ± 0.6671
ea10 1342 1342/1342 1342 ± 0 5.794 5.222/6.493 5.816 ± 0.6577
ea11 1342 1342/1342 1342 ± 0 6.219 5.867/6.546 6.192 ± 0.6461
ea12 1342 1342/1342 1342 ± 0.000001068 5.669 5.267/6.239 5.82 ± 0.5914
ea13 1342 1342/1342 1342 ± 0 5.747 5.481/6.269 5.932 ± 0.5497
ea14 1342 1342/1342 1342 ± 0 5.74 5.175/6.316 5.8 ± 0.6948
ea15 1342 1342/1342 1342 ± 0 5.606 5.161/6.229 5.762 ± 0.6717
ea16 1342 1342/1342 1342 ± 0 6.055 5.546/6.642 6.131 ± 0.7665
ea17 1342 1342/1342 1342 ± 0.000006912 6.112 5.721/6.77 6.262 ± 0.7037
ea18 1342 1342/1342 1342 ± 0 4.834 4.565/5.404 4.997 ± 0.5068
ea19 1342 1342/1342 1342 ± 0 5.688 5.283/6.314 5.854 ± 0.628
ea21 1342 1342/1342 1342 ± 0 5.655 5.146/6.222 5.757 ± 0.6148
ea22 1342 1342/1342 1342 ± 0 5.351 5.078/6.233 5.607 ± 0.6623
ea23 1342 1342/1342 1342 ± 0 5.954 5.453/6.426 6.004 ± 0.6982
ea25 1342 1342/1342 1342 ± 0 5.563 5.194/6.018 5.64 ± 0.5514
ea26 1342 1342/1342 1342 ± 0 5.791 5.362/6.517 5.943 ± 0.7452
ea27 1342 1342/1342 1342 ± 0.00002329 5.502 5.159/6.276 5.685 ± 0.6061
ea28 1342 1342/1342 1342 ± 0.000008592 5.26 5.047/5.981 5.469 ± 0.605
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 ± 0.00002349 5.214 5.067/5.395 5.191 ± 0.2618
3 1342 1342/1342 1342 ± 0.00002409 4.968 4.741/5.19 4.955 ± 0.2659
4 1342 1342/1342 1342 ± 0.00002394 5.104 4.941/5.296 5.117 ± 0.3396
5 1342 1342/1342 1342 ± 0.00002395 5.077 4.929/5.259 5.078 ± 0.2904
6 1342 1342/1342 1342 ± 0.00002394 5.22 5.041/5.347 5.172 ± 0.2902
7 1342 1342/1342 1342 ± 0.00002394 5.222 5.147/5.341 5.225 ± 0.261
8 1342 1342/1342 1342 ± 0.00002394 5.219 5.052/5.352 5.19 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002394 5.462 5.264/5.747 5.48 ± 0.3342
10 1342 1342/1342 1342 ± 0.00002394 5.931 5.689/6.16 5.893 ± 0.3249
11 1342 1342/1342 1342 ± 0.00002349 6.2 5.982/6.359 6.125 ± 0.3238
12 1342 1342/1342 1342 ± 0.00002394 6.318 6.103/6.415 6.283 ± 0.3574
13 1342 1342/1342 1342 ± 0.00002394 6.746 6.548/6.858 6.7 ± 0.3905
14 1342 1342/1342 1342 ± 0.00002349 6.921 6.668/7.099 6.855 ± 0.4251
15 1342 1342/1342 1342 ± 0.00002394 6.57 6.33/6.735 6.494 ± 0.4087
16 1342 1342/1342 1342 ± 0.00002612 5.845 5.47/6.142 5.811 ± 0.4103
17 1342 1342/1342 1342 ± 0.00002893 5.857 5.51/6.07 5.797 ± 0.3793
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
output_dir
 
Start time
2024-11-15 09:07:09.360
End
2024-11-15 10:13:03.520
Duration
1:05:54.161
Note, WebLog generation is not included in the time.

CASA logs for stage 8