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

Statwt Summary Plot

VLASS3.2.sb45478884.eb45758950.60430.75354622686_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 5.87 5.287/6.206 5.821 ± 0.5702
ea02 1342 1342/1342 1342 ± 0.00001484 6.252 5.517/6.416 6.104 ± 0.6851
ea03 1342 1342/1342 1342 ± 0.00001776 6.047 5.354/6.699 6.042 ± 0.7171
ea04 1342 1342/1342 1342 ± 0.00001742 5.482 5.099/5.995 5.513 ± 0.6196
ea05 1342 1342/1342 1342 ± 0.00002672 5.801 5.575/6.498 5.967 ± 0.6313
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 6.06 5.197/6.239 5.939 ± 0.6934
ea08 1342 1342/1342 1342 ± 0 6.481 5.654/6.808 6.349 ± 0.6453
ea09 1342 1342/1342 1342 ± 0.00001391 5.669 5.097/6.402 5.787 ± 0.665
ea10 1342 1342/1342 1342 ± 0 5.42 5.012/6.074 5.567 ± 0.6003
ea11 1342 1342/1342 1342 ± 0.00003098 5.415 5.193/6.163 5.576 ± 0.6727
ea12 1342 1342/1342 1342 ± 0 5.437 5.283/6.298 5.701 ± 0.6361
ea13 1342 1342/1342 1342 ± 0 6.012 5.475/6.28 5.992 ± 0.5597
ea14 1342 1342/1342 1342 ± 0.00002458 5.905 5.441/6.486 6.038 ± 0.5913
ea15 1342 1342/1342 1342 ± 0.00002878 5.941 5.257/6.373 5.923 ± 0.7149
ea16 1342 1342/1342 1342 ± 0 6.045 5.575/6.691 6.161 ± 0.6944
ea17 1342 1342/1342 1342 ± 0 6.208 5.689/7.032 6.231 ± 0.7637
ea18 1342 1342/1342 1342 ± 0 6.544 5.861/7.103 6.456 ± 0.6615
ea19 1342 1342/1342 1342 ± 0 5.719 5.235/6.444 5.851 ± 0.6149
ea20 1342 1342/1342 1342 ± 0 6.24 5.808/6.682 6.29 ± 0.5736
ea21 1342 1342/1342 1342 ± 0 5.62 5.138/6.071 5.66 ± 0.5533
ea22 1342 1342/1342 1342 ± 0 6.579 5.999/7.225 6.545 ± 0.6382
ea23 1342 1342/1342 1342 ± 0.000009996 5.842 5.472/6.352 6.038 ± 0.6691
ea24 1342 1342/1342 1342 ± 0 6.022 5.232/6.457 5.852 ± 0.5997
ea25 1342 1342/1342 1342 ± 0 6.538 5.587/6.842 6.407 ± 0.8031
ea27 1342 1342/1342 1342 ± 0 5.768 5.341/6.475 5.882 ± 0.6132
ea28 1342 1342/1342 1342 ± 0 6.3 5.661/6.868 6.291 ± 0.661
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 ± 0.00002401 5.409 5.282/5.543 5.429 ± 0.2009
4 1342 1342/1342 1342 ± 0.00003264 5.068 4.77/5.332 5.116 ± 0.3742
5 1342 1342/1342 1342 ± 0.00002962 5.116 4.864/5.526 5.143 ± 0.3842
6 1342 1342/1342 1342 ± 0.00002401 5.201 5.004/5.431 5.213 ± 0.2875
7 1342 1342/1342 1342 ± 0.00002401 5.333 5.2/5.527 5.343 ± 0.2262
8 1342 1342/1342 1342 ± 0.00002401 5.264 5.124/5.512 5.302 ± 0.2555
9 1342 1342/1342 1342 ± 0.00002401 5.582 5.439/5.863 5.631 ± 0.2796
10 1342 1342/1342 1342 ± 0.0000238 6.052 5.918/6.254 6.095 ± 0.2516
11 1342 1342/1342 1342 ± 0.00002352 6.333 6.166/6.472 6.333 ± 0.263
12 1342 1342/1342 1342 ± 0.00002352 6.451 6.28/6.693 6.489 ± 0.2963
13 1342 1342/1342 1342 ± 0.00002352 6.931 6.684/7.147 6.923 ± 0.3169
14 1342 1342/1342 1342 ± 0.00002352 7.109 6.853/7.386 7.087 ± 0.32
15 1342 1342/1342 1342 ± 0.00002352 6.7 6.499/7.06 6.74 ± 0.3571
16 1342 1342/1342 1342 ± 0.00003845 6.076 5.689/6.299 6.017 ± 0.4107
17 1342 1342/1342 1342 ± 0.00003655 6.028 5.723/6.268 5.995 ± 0.3755
statwtmode
VLASS-SE
vis
VLASS3.2.sb45478884.eb45758950.60430.75354622686_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-07-18 09:45:06.314
End
2025-07-18 11:02:10.194
Duration
1:17:03.880
Note, WebLog generation is not included in the time.

CASA logs for stage 8