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

Statwt Summary Plot

VLASS2.1.sb38513454.eb38563508.59068.92709877314_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 5.49 5.272/6.012 5.704 ± 0.5179
ea02 1342 1342/1342 1342 ± 0 5.611 5.338/6.455 5.912 ± 0.6528
ea04 1342 1342/1342 1342 ± 0 5.455 5.09/5.982 5.582 ± 0.56
ea05 1342 1342/1342 1342 ± 0 5.783 5.289/6.275 5.838 ± 0.61
ea06 1342 1342/1342 1342 ± 0 4.98 4.718/5.445 5.095 ± 0.437
ea07 1342 1342/1342 1342 ± 0 5.675 5.421/5.906 5.782 ± 0.4554
ea08 1342 1342/1342 1342 ± 0 5.862 5.577/6.726 6.169 ± 0.6673
ea09 1342 1342/1342 1342 ± 0 4.753 4.619/5.515 4.992 ± 0.4588
ea10 1342 1342/1342 1342 ± 0 5.638 5.177/6.379 5.777 ± 0.6165
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.919 5.485/6.443 6.08 ± 0.6455
ea13 1342 1342/1342 1342 ± 0 6.001 5.725/6.336 6.108 ± 0.5021
ea14 1342 1342/1342 1342 ± 0 6.546 6.409/6.944 6.62 ± 0.3684
ea15 1342 1342/1342 1342 ± 0 5.705 5.319/6.311 5.905 ± 0.6657
ea16 1342 1342/1342 1342 ± 0 4.793 4.274/5.037 4.737 ± 0.5686
ea17 1342 1342/1342 1342 ± 0.00002386 6.109 5.779/6.709 6.283 ± 0.6224
ea18 1342 1342/1342 1342 ± 0 5.226 4.895/5.687 5.322 ± 0.5442
ea19 1342 1342/1342 1342 ± 0 5.962 5.462/6.566 6.093 ± 0.6279
ea20 1342 1342/1342 1342 ± 0 6.138 5.9/6.909 6.372 ± 0.6488
ea21 1342 1342/1342 1342 ± 0 5.65 5.329/6.291 5.836 ± 0.5934
ea22 1342 1342/1342 1342 ± 0 5.395 5.217/6.35 5.742 ± 0.6598
ea23 1342 1342/1342 1342 ± 0 5.962 5.407/6.374 6.022 ± 0.6687
ea25 1342 1342/1342 1342 ± 0 5.385 5.297/5.434 5.354 ± 0.1571
ea26 1342 1342/1342 1342 ± 0 5.657 5.463/6.439 5.924 ± 0.5799
ea27 1342 1342/1342 1342 ± 0.00003824 5.563 5.253/6.404 5.803 ± 0.5903
ea28 1342 1342/1342 1342 ± 0.00005184 6.568 6.101/7.032 6.487 ± 0.5668
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 ± 0.0000249 5.372 5.206/5.657 5.347 ± 0.3858
3 1342 1342/1342 1342 ± 0.00002544 5.422 5.191/5.641 5.389 ± 0.3171
4 1342 1342/1342 1342 ± 0.00002498 5.222 5.088/5.427 5.188 ± 0.3671
5 1342 1342/1342 1342 ± 0.0000249 5.375 5.124/5.486 5.314 ± 0.3913
6 1342 1342/1342 1342 ± 0.0000249 5.298 5.004/5.44 5.21 ± 0.4197
7 1342 1342/1342 1342 ± 0.0000249 5.296 5.108/5.467 5.249 ± 0.4186
8 1342 1342/1342 1342 ± 0.0000249 5.326 4.996/5.433 5.215 ± 0.4105
9 1342 1342/1342 1342 ± 0.0000249 5.582 5.27/5.8 5.511 ± 0.4189
10 1342 1342/1342 1342 ± 0.0000244 6.063 5.836/6.198 5.95 ± 0.4104
11 1342 1342/1342 1342 ± 0.0000244 6.314 5.9/6.465 6.185 ± 0.464
12 1342 1342/1342 1342 ± 0.0000244 6.501 6.036/6.603 6.35 ± 0.4645
13 1342 1342/1342 1342 ± 0.0000244 6.854 6.553/7.112 6.762 ± 0.4856
14 1342 1342/1342 1342 ± 0.0000244 6.958 6.704/7.271 6.909 ± 0.5105
15 1342 1342/1342 1342 ± 0.0000244 6.753 6.391/6.899 6.545 ± 0.516
16 1342 1342/1342 1342 ± 0.00004183 5.821 5.506/6.198 5.794 ± 0.4636
17 1342 1342/1342 1342 ± 0.00004053 5.737 5.506/6.152 5.736 ± 0.4307
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
Start time
2024-04-19 11:57:00.766
End
2024-04-19 13:00:35.966
Duration
1:03:35.200
Note, WebLog generation is not included in the time.

CASA logs for stage 7