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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.748 5.427/6.244 5.866 ± 0.5545
ea02 1342 1342/1342 1342 ± 0 6.072 5.549/6.587 6.145 ± 0.6088
ea04 1342 1342/1342 1342 ± 0 5.37 5.05/6.023 5.589 ± 0.5887
ea05 1342 1342/1342 1342 ± 0 5.957 5.383/6.466 5.879 ± 0.6083
ea06 1342 1342/1342 1342 ± 0 5.085 4.822/5.502 5.167 ± 0.41
ea07 1342 1342/1342 1342 ± 0 6.015 5.571/6.337 6.058 ± 0.5688
ea08 1342 1342/1342 1342 ± 0 6.11 5.74/6.866 6.33 ± 0.6507
ea09 1342 1342/1342 1342 ± 0 5.876 5.327/6.413 5.931 ± 0.6477
ea10 1342 1342/1342 1342 ± 0.00000716 6.019 5.434/6.747 6.083 ± 0.6765
ea11 1342 1342/1342 1342 ± 0 6.158 5.376/6.67 6.09 ± 0.7324
ea12 1342 1342/1342 1342 ± 0 5.38 5.329/5.561 5.474 ± 0.2148
ea13 1342 1342/1342 1342 ± 0 6.177 5.862/6.441 6.23 ± 0.502
ea14 1342 1342/1342 1342 ± 0 5.857 5.366/6.463 5.924 ± 0.6354
ea15 1342 1342/1342 1342 ± 0 5.827 5.143/6.292 5.839 ± 0.7119
ea16 1342 1342/1342 1342 ± 0 6.141 5.724/6.629 6.248 ± 0.6798
ea17 1342 1342/1342 1342 ± 0.000006674 6.165 5.725/6.65 6.283 ± 0.6416
ea18 1342 1342/1342 1342 ± 0 5.145 4.753/5.6 5.22 ± 0.5359
ea19 1342 1342/1342 1342 ± 0 6.005 5.558/6.627 6.163 ± 0.6362
ea20 1342 1342/1342 1342 ± 0 6.134 5.742/6.783 6.262 ± 0.6545
ea21 1342 1342/1342 1342 ± 0 5.718 5.464/6.418 5.913 ± 0.5768
ea22 1342 1342/1342 1342 ± 0 5.519 5.299/6.343 5.806 ± 0.6263
ea23 1342 1342/1342 1342 ± 0 6.06 5.641/6.578 6.183 ± 0.6758
ea25 1342 1342/1342 1342 ± 0 5.873 5.609/6.438 6.04 ± 0.6061
ea26 1342 1342/1342 1342 ± 0 6.197 5.759/6.777 6.316 ± 0.6868
ea27 1342 1342/1342 1342 ± 0.00003779 5.768 5.441/6.494 5.92 ± 0.6003
ea28 1342 1342/1342 1342 ± 0 5.862 5.547/6.636 6.069 ± 0.6677
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 ± 0.0000235 5.617 5.336/5.769 5.547 ± 0.2679
3 1342 1342/1342 1342 ± 0.00002404 5.359 5.125/5.493 5.298 ± 0.2692
4 1342 1342/1342 1342 ± 0.00002414 5.394 5.194/5.511 5.339 ± 0.3543
5 1342 1342/1342 1342 ± 0.0000235 5.489 5.187/5.566 5.419 ± 0.3391
6 1342 1342/1342 1342 ± 0.00002395 5.452 5.212/5.576 5.407 ± 0.3064
7 1342 1342/1342 1342 ± 0.0000235 5.479 5.349/5.655 5.443 ± 0.275
8 1342 1342/1342 1342 ± 0.0000235 5.512 5.216/5.62 5.416 ± 0.3107
9 1342 1342/1342 1342 ± 0.0000235 5.783 5.52/6.009 5.71 ± 0.3455
10 1342 1342/1342 1342 ± 0.0000235 6.214 6.002/6.357 6.145 ± 0.3414
11 1342 1342/1342 1342 ± 0.00002395 6.447 6.269/6.569 6.373 ± 0.3478
12 1342 1342/1342 1342 ± 0.00002442 6.608 6.407/6.778 6.538 ± 0.3756
13 1342 1342/1342 1342 ± 0.00002395 7.062 6.907/7.287 7.001 ± 0.3833
14 1342 1342/1342 1342 ± 0.00002395 7.277 6.961/7.401 7.14 ± 0.4209
15 1342 1342/1342 1342 ± 0.00002395 6.74 6.598/6.922 6.686 ± 0.3609
16 1342 1342/1342 1342 ± 0.00003289 6.113 5.973/6.236 6.109 ± 0.2975
17 1342 1342/1342 1342 ± 0.00003166 6.101 6.008/6.302 6.099 ± 0.2922
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-01 07:52:32.185
End
2024-05-01 08:47:58.489
Duration
0:55:26.304
Note, WebLog generation is not included in the time.

CASA logs for stage 7