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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.913 5.396/6.151 5.857 ± 0.5147
ea02 1342 1342/1342 1342 ± 0 5.939 5.622/6.709 6.152 ± 0.6337
ea04 1342 1342/1342 1342 ± 0 5.616 5.21/6.186 5.733 ± 0.5442
ea05 1342 1342/1342 1342 ± 0 5.95 5.392/6.402 5.907 ± 0.5702
ea06 1342 1342/1342 1342 ± 0 5.197 4.906/5.516 5.235 ± 0.378
ea07 1342 1342/1342 1342 ± 0 6.205 5.671/6.328 6.147 ± 0.5571
ea08 1342 1342/1342 1342 ± 0.000001623 6.042 5.695/6.787 6.296 ± 0.6729
ea09 1342 1342/1342 1342 ± 0 5.749 5.319/6.54 5.889 ± 0.609
ea10 1342 1342/1342 1342 ± 0 6.095 5.403/6.732 6.111 ± 0.6461
ea11 1342 1342/1342 1342 ± 0 5.971 5.279/6.411 5.971 ± 0.6527
ea12 1342 1342/1342 1342 ± 0 6.004 5.481/6.517 6.111 ± 0.6543
ea13 1342 1342/1342 1342 ± 0 6.296 5.987/6.441 6.344 ± 0.4603
ea14 1342 1342/1342 1342 ± 0 6.041 5.36/6.482 5.989 ± 0.6612
ea15 1342 1342/1342 1342 ± 0 5.804 5.209/6.312 5.854 ± 0.6666
ea16 1342 1342/1342 1342 ± 0 6.289 5.795/6.845 6.42 ± 0.6975
ea17 1342 1342/1342 1342 ± 0.00002404 6.211 5.696/6.879 6.261 ± 0.6062
ea18 1342 1342/1342 1342 ± 0 5.201 4.815/5.641 5.26 ± 0.5014
ea19 1342 1342/1342 1342 ± 0 6.065 5.707/6.573 6.271 ± 0.6245
ea20 1342 1342/1342 1342 ± 0 6.416 5.767/6.98 6.382 ± 0.6148
ea21 1342 1342/1342 1342 ± 0 5.946 5.449/6.319 5.957 ± 0.548
ea22 1342 1342/1342 1342 ± 0 5.614 5.473/6.572 5.943 ± 0.6438
ea23 1342 1342/1342 1342 ± 0 6.254 5.647/6.686 6.26 ± 0.6645
ea25 1342 1342/1342 1342 ± 0 5.654 5.338/6.252 5.807 ± 0.5647
ea26 1342 1342/1342 1342 ± 0 6.119 5.828/7.006 6.33 ± 0.6181
ea27 1342 1342/1342 1342 ± 0.00001638 5.843 5.488/6.531 5.956 ± 0.5736
ea28 1342 1342/1342 1342 ± 0.00002398 5.78 5.544/6.571 6.092 ± 0.6098
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 5.524 5.329/5.802 5.546 ± 0.2743
4 1342 1342/1342 1342 ± 0.00002528 5.451 5.206/5.727 5.476 ± 0.3953
5 1342 1342/1342 1342 ± 0.00002349 5.523 5.25/5.678 5.494 ± 0.3307
6 1342 1342/1342 1342 ± 0.00002349 5.427 5.169/5.576 5.389 ± 0.2917
7 1342 1342/1342 1342 ± 0.00002349 5.454 5.28/5.631 5.448 ± 0.2677
8 1342 1342/1342 1342 ± 0.00002349 5.449 5.208/5.628 5.401 ± 0.2858
9 1342 1342/1342 1342 ± 0.00002349 5.704 5.514/5.953 5.675 ± 0.3326
10 1342 1342/1342 1342 ± 0.00002349 6.124 5.942/6.289 6.096 ± 0.3135
11 1342 1342/1342 1342 ± 0.00002349 6.387 6.201/6.519 6.308 ± 0.3215
12 1342 1342/1342 1342 ± 0.00002394 6.521 6.317/6.695 6.458 ± 0.3593
13 1342 1342/1342 1342 ± 0.00002349 6.946 6.843/7.165 6.931 ± 0.3611
14 1342 1342/1342 1342 ± 0.00002349 7.223 6.968/7.432 7.146 ± 0.4119
15 1342 1342/1342 1342 ± 0.00002349 6.822 6.562/7.031 6.732 ± 0.3999
16 1342 1342/1342 1342 ± 0.00003133 6.081 5.717/6.332 6.055 ± 0.3917
17 1342 1342/1342 1342 ± 0.00002925 6.127 5.743/6.397 6.077 ± 0.3747
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-17 05:05:39.429
End
2024-12-17 06:11:16.311
Duration
1:05:36.882
Note, WebLog generation is not included in the time.

CASA logs for stage 8