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

Statwt Summary Plot

VLASS2.1.sb38610763.eb38659643.59111.9147512037_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 5.595 5.224/6.099 5.688 ± 0.5641
ea02 1342 1342/1342 1342 ± 0 5.559 5.199/6.229 5.753 ± 0.648
ea04 1342 1342/1342 1342 ± 0 5.244 4.949/5.889 5.435 ± 0.5707
ea05 1342 1342/1342 1342 ± 0 5.503 5.057/5.92 5.547 ± 0.5746
ea06 1342 1342/1342 1342 ± 0 4.907 4.656/5.332 5.009 ± 0.4003
ea07 1342 1342/1342 1342 ± 0 5.924 5.411/6.175 5.919 ± 0.5918
ea08 1342 1342/1342 1342 ± 0 5.779 5.551/6.611 6.1 ± 0.678
ea09 1342 1342/1342 1342 ± 0 5.307 4.823/5.917 5.41 ± 0.6204
ea10 1342 1342/1342 1342 ± 0 6.048 5.394/6.717 5.996 ± 0.7091
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.702 5.287/6.373 5.885 ± 0.6677
ea13 1342 1342/1342 1342 ± 0 5.888 5.211/6.15 5.718 ± 0.5788
ea14 1342 1342/1342 1342 ± 0 5.714 5.204/6.362 5.8 ± 0.7061
ea15 1342 1342/1342 1342 ± 0 5.42 5.043/6.085 5.622 ± 0.6478
ea16 1342 1342/1342 1342 ± 0 5.972 5.449/6.669 6.121 ± 0.7557
ea17 1342 1342/1342 1342 ± 0 5.948 5.59/6.513 6.097 ± 0.6444
ea18 1342 1342/1342 1342 ± 0 4.972 4.659/5.505 5.073 ± 0.563
ea19 1342 1342/1342 1342 ± 0 5.796 5.343/6.488 5.976 ± 0.6739
ea20 1342 1342/1342 1342 ± 0 6.04 5.646/6.72 6.207 ± 0.6759
ea21 1342 1342/1342 1342 ± 0 5.606 5.23/6.178 5.735 ± 0.5915
ea22 1342 1342/1342 1342 ± 0 5.244 5.004/6.077 5.522 ± 0.6321
ea23 1342 1342/1342 1342 ± 0 5.989 5.427/6.408 6.061 ± 0.6987
ea25 1342 1342/1342 1342 ± 0 5.593 5.267/6.177 5.759 ± 0.582
ea26 1342 1342/1342 1342 ± 0 5.744 5.069/6.384 5.684 ± 0.7058
ea27 1342 1342/1342 1342 ± 0 5.527 5.24/6.383 5.741 ± 0.6152
ea28 1342 1342/1342 1342 ± 0.00001105 5.724 5.426/6.459 5.951 ± 0.683
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 ± 0.00002393 5.169 5.052/5.433 5.221 ± 0.2705
3 1342 1342/1342 1342 ± 0.00002393 5.103 4.824/5.342 5.075 ± 0.2991
4 1342 1342/1342 1342 ± 0.00002453 5.141 4.824/5.411 5.116 ± 0.3273
5 1342 1342/1342 1342 ± 0.00002393 5.245 4.996/5.425 5.182 ± 0.3142
6 1342 1342/1342 1342 ± 0.00002393 5.244 5.035/5.329 5.151 ± 0.3128
7 1342 1342/1342 1342 ± 0.00002393 5.253 5.036/5.398 5.228 ± 0.2602
8 1342 1342/1342 1342 ± 0.00002393 5.221 4.967/5.383 5.19 ± 0.3089
9 1342 1342/1342 1342 ± 0.00002393 5.513 5.237/5.778 5.462 ± 0.342
10 1342 1342/1342 1342 ± 0.00002393 5.933 5.747/6.107 5.903 ± 0.3372
11 1342 1342/1342 1342 ± 0.00002393 6.132 5.952/6.358 6.124 ± 0.337
12 1342 1342/1342 1342 ± 0.00002441 6.344 6.104/6.576 6.301 ± 0.3731
13 1342 1342/1342 1342 ± 0.00002393 6.753 6.506/7.037 6.734 ± 0.387
14 1342 1342/1342 1342 ± 0.00002393 6.96 6.705/7.191 6.905 ± 0.4249
15 1342 1342/1342 1342 ± 0.00002393 6.589 6.437/6.822 6.562 ± 0.4146
16 1342 1342/1342 1342 ± 0.00002469 5.973 5.603/6.191 5.937 ± 0.389
17 1342 1342/1342 1342 ± 0.00002467 5.905 5.714/6.166 5.944 ± 0.3581
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38610763.eb38659643.59111.9147512037_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2024-12-31 04:43:54.583
End
2024-12-31 05:45:07.984
Duration
1:01:13.400
Note, WebLog generation is not included in the time.

CASA logs for stage 8