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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.44 5.278/6.035 5.674 ± 0.5314
ea02 1342 1342/1342 1342 ± 0.00001119 5.772 5.378/6.459 5.944 ± 0.6907
ea04 1342 1342/1342 1342 ± 0 5.586 5.259/6.132 5.744 ± 0.5428
ea05 1342 1342/1342 1342 ± 0 5.516 5.122/6.044 5.637 ± 0.5756
ea06 1342 1342/1342 1342 ± 0 4.924 4.74/5.367 5.053 ± 0.3766
ea07 1342 1342/1342 1342 ± 0 5.906 5.412/6.196 5.941 ± 0.5708
ea08 1342 1342/1342 1342 ± 0.00002627 5.829 5.476/6.607 6.05 ± 0.7116
ea09 1342 1342/1342 1342 ± 0.00001414 5.483 5.185/6.253 5.703 ± 0.6472
ea10 1342 1342/1342 1342 ± 0 5.81 5.286/6.548 5.885 ± 0.6772
ea11 1342 1342/1342 1342 ± 0 5.811 5.173/6.324 5.827 ± 0.6412
ea12 1342 1342/1342 1342 ± 0 6.35 6.143/6.848 6.473 ± 0.4198
ea13 1342 1342/1342 1342 ± 0.00000967 5.878 5.723/6.322 6.079 ± 0.5094
ea14 1342 1342/1342 1342 ± 0 5.666 5.108/6.259 5.755 ± 0.6473
ea15 1342 1342/1342 1342 ± 0 5.728 5.251/6.356 5.86 ± 0.6827
ea16 1342 1342/1342 1342 ± 0 6.018 5.517/6.618 6.14 ± 0.7127
ea17 1342 1342/1342 1342 ± 0.00002159 5.964 5.539/6.478 6.094 ± 0.6261
ea18 1342 1342/1342 1342 ± 0 5.028 4.727/5.531 5.161 ± 0.5051
ea19 1342 1342/1342 1342 ± 0 5.783 5.375/6.36 5.95 ± 0.5913
ea20 1342 1342/1342 1342 ± 0 6.067 5.677/6.709 6.199 ± 0.6493
ea21 1342 1342/1342 1342 ± 0 5.551 5.246/6.1 5.694 ± 0.5432
ea22 1342 1342/1342 1342 ± 0.00001426 5.47 5.267/6.368 5.788 ± 0.6735
ea23 1342 1342/1342 1342 ± 0 5.985 5.472/6.37 6.033 ± 0.6498
ea25 1342 1342/1342 1342 ± 0 5.502 5.174/6.04 5.634 ± 0.5787
ea26 1342 1342/1342 1342 ± 0.000008038 5.86 5.615/6.657 6.123 ± 0.6733
ea27 1342 1342/1342 1342 ± 0.00002798 5.565 5.32/6.359 5.767 ± 0.5915
ea28 1342 1342/1342 1342 ± 0.00003642 5.596 5.396/6.405 5.866 ± 0.6764
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 ± 0.00002395 5.35 5.134/5.551 5.331 ± 0.2577
3 1342 1342/1342 1342 ± 0.00002397 5.114 4.953/5.286 5.119 ± 0.2422
4 1342 1342/1342 1342 ± 0.00002423 5.231 5.085/5.379 5.194 ± 0.2588
5 1342 1342/1342 1342 ± 0.00002395 5.365 5.125/5.525 5.352 ± 0.2987
6 1342 1342/1342 1342 ± 0.00002395 5.309 5.127/5.46 5.266 ± 0.2848
7 1342 1342/1342 1342 ± 0.00002395 5.332 5.233/5.477 5.331 ± 0.2551
8 1342 1342/1342 1342 ± 0.00002395 5.288 5.187/5.45 5.296 ± 0.2726
9 1342 1342/1342 1342 ± 0.00002395 5.591 5.416/5.862 5.583 ± 0.3166
10 1342 1342/1342 1342 ± 0.00002351 6.018 5.861/6.175 5.997 ± 0.2996
11 1342 1342/1342 1342 ± 0.00002351 6.303 6.077/6.371 6.215 ± 0.3099
12 1342 1342/1342 1342 ± 0.00002351 6.42 6.216/6.548 6.365 ± 0.3311
13 1342 1342/1342 1342 ± 0.00002351 6.897 6.673/7.025 6.815 ± 0.3513
14 1342 1342/1342 1342 ± 0.00002351 7.066 6.796/7.244 6.988 ± 0.3901
15 1342 1342/1342 1342 ± 0.00002351 6.646 6.36/6.853 6.589 ± 0.3963
16 1342 1342/1342 1342 ± 0.00004269 5.867 5.637/6.218 5.886 ± 0.3557
17 1342 1342/1342 1342 ± 0.0000379 5.888 5.628/6.137 5.882 ± 0.3505
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-05-01 10:32:28.978
End
2024-05-01 11:43:24.836
Duration
1:10:55.859
Note, WebLog generation is not included in the time.

CASA logs for stage 7