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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.57 5.509/6.288 5.793 ± 0.5966
ea02 1342 1342/1342 1342 ± 0.00003732 6.082 5.563/6.79 6.1 ± 0.7823
ea04 1342 1342/1342 1342 ± 0.00001789 5.361 5.028/5.983 5.437 ± 0.6417
ea05 1342 1342/1342 1342 ± 0.000009583 5.561 5.159/6.306 5.713 ± 0.6805
ea06 1342 1342/1342 1342 ± 0.00002413 4.878 4.76/5.296 4.887 ± 0.4926
ea07 1342 1342/1342 1342 ± 0.00003695 6.102 5.682/6.448 6.079 ± 0.7796
ea08 1342 1342/1342 1342 ± 0.00003732 6.248 5.78/7.041 6.31 ± 0.7972
ea09 1342 1342/1342 1342 ± 0.000001149 5.827 5.388/6.627 5.782 ± 0.8001
ea10 1342 1342/1342 1342 ± 0.0000366 5.934 5.55/6.831 5.999 ± 0.8727
ea11 1342 1342/1342 1342 ± 0.0000311 6.129 5.455/6.806 5.991 ± 0.9768
ea12 1342 1342/1342 1342 ± 0.00001666 5.696 5.455/6.7 5.901 ± 0.9471
ea13 1342 1342/1342 1342 ± 0.000001968 6.165 5.964/6.633 6.153 ± 0.7934
ea14 1342 1342/1342 1342 ± 0.000003006 5.709 5.384/6.637 5.91 ± 0.7699
ea15 1342 1342/1342 1342 ± 0.00001699 5.555 5.295/6.412 5.775 ± 0.8362
ea16 1342 1342/1342 1342 ± 0.00001999 6.183 5.79/6.842 6.209 ± 0.8762
ea17 1342 1342/1342 1342 ± 0.00003769 6.155 5.691/7.18 6.202 ± 0.885
ea18 1342 1342/1342 1342 ± 0.00002957 5.048 4.868/5.772 5.159 ± 0.6413
ea19 1342 1342/1342 1342 ± 0.000006714 5.819 5.58/6.765 6.035 ± 0.8012
ea20 1342 1342/1342 1342 ± 0.000008634 6.03 5.84/7.08 6.147 ± 0.9849
ea21 1342 1342/1342 1342 ± 0.00001401 5.693 5.401/6.4 5.818 ± 0.7327
ea22 1342 1342/1342 1342 ± 0.00003213 5.609 5.218/6.407 5.689 ± 0.7675
ea23 1342 1342/1342 1342 ± 0.00003572 6.14 5.709/6.833 6.118 ± 0.9066
ea25 1342 1342/1342 1342 ± 0.00003694 5.822 5.531/6.616 5.871 ± 0.8084
ea26 1342 1342/1342 1342 ± 0 5.98 5.776/7.133 6.179 ± 0.8834
ea27 1342 1342/1342 1342 ± 0.00003981 5.758 5.303/6.638 5.847 ± 0.7741
ea28 1342 1342/1342 1342 ± 0.00004031 5.926 5.746/6.805 6.129 ± 0.7278
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 ± 0.00002348 5.531 5.413/5.788 5.57 ± 0.2862
5 1342 1342/1342 1342 ± 0.00002348 5.621 5.384/5.862 5.61 ± 0.3633
6 1342 1342/1342 1342 ± 0.00002361 5.575 5.389/5.725 5.527 ± 0.344
7 1342 1342/1342 1342 ± 0.00002348 5.562 5.497/5.838 5.547 ± 0.3018
8 1342 1342/1342 1342 ± 0.00002348 5.583 5.3/5.786 5.533 ± 0.3479
9 1342 1342/1342 1342 ± 0.00002348 5.821 5.567/6.087 5.779 ± 0.3775
10 1342 1342/1342 1342 ± 0.00002348 6.274 6.073/6.45 6.199 ± 0.3807
11 1342 1342/1342 1342 ± 0.00002348 6.523 6.374/6.695 6.443 ± 0.3877
12 1342 1342/1342 1342 ± 0.00002348 6.669 6.398/6.841 6.534 ± 0.5195
13 1342 1342/1342 1342 ± 0.00002348 7.016 6.809/7.247 6.952 ± 0.4152
14 1342 1342/1342 1342 ± 0.00002928 6.956 6.618/7.193 6.856 ± 0.4953
15 1342 1342/1342 1342 ± 0.00002349 6.925 6.675/7.169 6.817 ± 0.5248
16 1342 1342/1342 1342 ± 0.00006029 4.425 4.215/4.585 4.391 ± 0.2611
17 1342 1342/1342 1342 ± 0.00005952 4.451 4.311/4.599 4.449 ± 0.2148
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-11-19 12:02:39.729
End
2024-11-19 13:12:22.667
Duration
1:09:42.938
Note, WebLog generation is not included in the time.

CASA logs for stage 8