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

Statwt Summary Plot

VLASS2.1.sb38487128.eb38624732.59090.114586261574_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 5.351 5.206/5.965 5.383 ± 0.8085
ea02 1342 1342/1342 1342 ± 0.00004266 5.851 5.299/6.597 5.784 ± 1.013
ea04 1342 1342/1342 1342 ± 0 5.313 5.049/6.03 5.384 ± 0.7922
ea05 1342 1342/1342 1342 ± 0.00001976 5.544 5.127/6.404 5.599 ± 0.8262
ea06 1342 1342/1342 1342 ± 0.00001289 5.238 4.809/5.404 4.968 ± 0.7251
ea07 1342 1342/1342 1342 ± 0.00004397 5.888 5.331/6.266 5.691 ± 0.9091
ea08 1342 1342/1342 1342 ± 0.00004272 5.792 5.539/6.692 5.9 ± 1.053
ea09 1342 1342/1342 1342 ± 0.00002804 5.402 5.177/6.438 5.592 ± 0.8314
ea10 1342 1342/1342 1342 ± 0.00004426 5.504 5.228/6.459 5.63 ± 0.9231
ea11 1342 1342/1342 1342 ± 0.00003728 5.497 5.1/6.351 5.516 ± 1.011
ea12 1342 1342/1342 1342 ± 0.00001172 5.631 5.359/6.526 5.714 ± 1.035
ea13 1342 1342/1342 1342 ± 0.00002737 5.901 5.54/6.379 5.926 ± 0.839
ea14 1342 1342/1342 1342 ± 0.00001619 5.555 5.259/6.44 5.657 ± 0.8607
ea15 1342 1342/1342 1342 ± 0 5.349 5.062/6.163 5.496 ± 0.8913
ea16 1342 1342/1342 1342 ± 0.00003256 5.959 5.517/6.848 5.927 ± 0.9982
ea17 1342 1342/1342 1342 ± 0.00004274 5.699 5.544/6.6 5.761 ± 1.003
ea18 1342 1342/1342 1342 ± 0.00002911 5.031 4.729/5.638 4.939 ± 0.8061
ea19 1342 1342/1342 1342 ± 0.00000521 5.81 5.56/6.742 5.878 ± 0.8971
ea20 1342 1342/1342 1342 ± 0.00002273 5.823 5.683/6.781 5.906 ± 1.094
ea21 1342 1342/1342 1342 ± 0.0000282 5.548 5.351/6.201 5.553 ± 0.8436
ea22 1342 1342/1342 1342 ± 0.00003801 5.409 5.22/6.481 5.584 ± 0.919
ea23 1342 1342/1342 1342 ± 0.00004325 5.616 5.465/6.426 5.666 ± 1.021
ea25 1342 1342/1342 1342 ± 0.00004281 5.326 5.083/6.2 5.402 ± 0.9184
ea26 1342 1342/1342 1342 ± 0.00003344 5.865 5.643/6.862 6.05 ± 0.9271
ea27 1342 1342/1342 1342 ± 0.00004563 5.405 4.991/6.248 5.448 ± 0.8744
ea28 1342 1342/1342 1342 ± 0.0000415 5.472 5.311/6.487 5.528 ± 1.087
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 ± 0.0000246 5.491 5.286/5.809 5.525 ± 0.2748
3 1342 1342/1342 1342 ± 0.00004272 4.622 4.475/4.789 4.633 ± 0.2455
5 1342 1342/1342 1342 ± 0.00002511 5.471 5.231/5.611 5.446 ± 0.2735
6 1342 1342/1342 1342 ± 0.0000246 5.332 5.074/5.548 5.315 ± 0.2778
7 1342 1342/1342 1342 ± 0.0000246 5.365 5.18/5.566 5.376 ± 0.2451
8 1342 1342/1342 1342 ± 0.0000246 5.304 5.102/5.452 5.296 ± 0.2436
9 1342 1342/1342 1342 ± 0.0000246 5.564 5.369/5.729 5.535 ± 0.2857
10 1342 1342/1342 1342 ± 0.00002429 5.996 5.798/6.185 5.95 ± 0.33
11 1342 1342/1342 1342 ± 0.00002429 6.242 6.149/6.446 6.227 ± 0.3235
12 1342 1342/1342 1342 ± 0.00002429 6.481 6.267/6.616 6.43 ± 0.3484
13 1342 1342/1342 1342 ± 0.00002429 6.773 6.535/6.98 6.733 ± 0.3589
14 1342 1342/1342 1342 ± 0.00003207 6.671 6.348/6.955 6.628 ± 0.4416
15 1342 1342/1342 1342 ± 0.00002445 6.765 6.51/7.008 6.708 ± 0.4547
16 1342 1342/1342 1342 ± 0.00006004 3.738 3.579/3.92 3.754 ± 0.2763
17 1342 1342/1342 1342 ± 0.00006103 3.948 3.791/4.125 3.95 ± 0.2583
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38487128.eb38624732.59090.114586261574_split_split.ms
Start time
2024-04-17 06:36:39.111
End
2024-04-17 07:47:07.671
Duration
1:10:28.560
Note, WebLog generation is not included in the time.

CASA logs for stage 7