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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.499 5.181/5.879 5.621 ± 0.5237
ea02 1342 1342/1342 1342 ± 0 5.646 5.315/6.411 5.892 ± 0.6483
ea04 1342 1342/1342 1342 ± 0 5.41 5.075/6.067 5.6 ± 0.5831
ea05 1342 1342/1342 1342 ± 0 5.634 5.217/6.124 5.734 ± 0.5908
ea06 1342 1342/1342 1342 ± 0 5.026 4.803/5.418 5.125 ± 0.389
ea07 1342 1342/1342 1342 ± 0 6.052 5.37/6.271 5.958 ± 0.5966
ea08 1342 1342/1342 1342 ± 0 5.764 5.417/6.541 6.038 ± 0.6704
ea09 1342 1342/1342 1342 ± 0 5.558 5.144/6.207 5.69 ± 0.6196
ea10 1342 1342/1342 1342 ± 0 5.979 5.214/6.545 5.9 ± 0.6778
ea11 1342 1342/1342 1342 ± 0 5.804 5.091/6.296 5.79 ± 0.6642
ea12 1342 1342/1342 1342 ± 0 5.865 5.273/6.374 5.933 ± 0.6619
ea13 1342 1342/1342 1342 ± 0 6.055 5.689/6.32 6.103 ± 0.4971
ea14 1342 1342/1342 1342 ± 0 5.862 5.177/6.361 5.815 ± 0.6891
ea15 1342 1342/1342 1342 ± 0 5.533 5.062/6.211 5.698 ± 0.6887
ea16 1342 1342/1342 1342 ± 0 6.02 5.588/6.688 6.197 ± 0.7291
ea17 1342 1342/1342 1342 ± 0 5.864 5.511/6.418 6.028 ± 0.6124
ea18 1342 1342/1342 1342 ± 0 5.068 4.66/5.522 5.111 ± 0.5124
ea19 1342 1342/1342 1342 ± 0 5.922 5.483/6.676 6.134 ± 0.6696
ea20 1342 1342/1342 1342 ± 0 6.285 5.647/6.858 6.219 ± 0.6576
ea21 1342 1342/1342 1342 ± 0 5.637 5.276/6.152 5.753 ± 0.5604
ea22 1342 1342/1342 1342 ± 0 5.44 5.193/6.293 5.727 ± 0.6465
ea23 1342 1342/1342 1342 ± 0 6.102 5.378/6.493 6.061 ± 0.6993
ea25 1342 1342/1342 1342 ± 0 5.469 5.155/6.107 5.67 ± 0.5715
ea26 1342 1342/1342 1342 ± 0 5.925 5.548/6.831 6.119 ± 0.6613
ea27 1342 1342/1342 1342 ± 0 5.498 5.185/6.293 5.695 ± 0.5851
ea28 1342 1342/1342 1342 ± 0.00001857 5.576 5.326/6.337 5.842 ± 0.6378
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 ± 0.00002348 5.274 5.117/5.534 5.29 ± 0.2455
3 1342 1342/1342 1342 ± 0.00003045 5.213 5.118/5.419 5.266 ± 0.2219
4 1342 1342/1342 1342 ± 0.00002348 5.177 5.01/5.351 5.172 ± 0.2903
5 1342 1342/1342 1342 ± 0.00002348 5.283 5.016/5.417 5.266 ± 0.3017
6 1342 1342/1342 1342 ± 0.00002348 5.237 5.001/5.406 5.209 ± 0.2765
7 1342 1342/1342 1342 ± 0.00002348 5.275 5.12/5.424 5.273 ± 0.2468
8 1342 1342/1342 1342 ± 0.00002348 5.275 5.061/5.411 5.24 ± 0.2628
9 1342 1342/1342 1342 ± 0.00002348 5.528 5.373/5.774 5.517 ± 0.3042
10 1342 1342/1342 1342 ± 0.00002348 5.977 5.853/6.163 5.959 ± 0.2988
11 1342 1342/1342 1342 ± 0.00002348 6.241 6.056/6.366 6.17 ± 0.3112
12 1342 1342/1342 1342 ± 0.00002348 6.365 6.169/6.521 6.331 ± 0.3337
13 1342 1342/1342 1342 ± 0.00002348 6.773 6.687/6.984 6.775 ± 0.3549
14 1342 1342/1342 1342 ± 0.00002348 7.011 6.788/7.18 6.961 ± 0.3848
15 1342 1342/1342 1342 ± 0.00002348 6.698 6.473/6.91 6.622 ± 0.3874
16 1342 1342/1342 1342 ± 0.00002446 5.972 5.612/6.189 5.946 ± 0.3932
17 1342 1342/1342 1342 ± 0.00002651 5.985 5.643/6.243 5.948 ± 0.3805
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-01-11 00:14:46.625
End
2025-01-11 00:45:17.381
Duration
0:30:30.757
Note, WebLog generation is not included in the time.

CASA logs for stage 8