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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.636 5.064/5.967 5.552 ± 0.5261
ea02 1342 1342/1342 1342 ± 0.00002217 5.779 5.213/6.3 5.763 ± 0.6393
ea04 1342 1342/1342 1342 ± 0 5.55 4.86/5.967 5.445 ± 0.5978
ea05 1342 1342/1342 1342 ± 0 5.746 5.304/6.344 5.825 ± 0.6212
ea06 1342 1342/1342 1342 ± 0 4.919 4.652/5.31 5.003 ± 0.4042
ea07 1342 1342/1342 1342 ± 0 5.639 5.26/5.961 5.686 ± 0.5556
ea08 1342 1342/1342 1342 ± 0 5.757 5.335/6.449 5.913 ± 0.6831
ea09 1342 1342/1342 1342 ± 0 5.501 4.997/6.067 5.568 ± 0.64
ea10 1342 1342/1342 1342 ± 0 5.43 5.006/6.098 5.521 ± 0.5805
ea11 1342 1342/1342 1342 ± 0 5.512 5.347/6.032 5.637 ± 0.5654
ea12 1342 1342/1342 1342 ± 0 5.383 5.142/6.215 5.72 ± 0.657
ea13 1342 1342/1342 1342 ± 0 5.912 5.564/6.215 5.949 ± 0.5051
ea14 1342 1342/1342 1342 ± 0 5.709 5.331/6.209 5.793 ± 0.6173
ea15 1342 1342/1342 1342 ± 0 5.408 4.914/6.046 5.537 ± 0.7001
ea16 1342 1342/1342 1342 ± 0 5.855 5.34/6.426 5.975 ± 0.7755
ea17 1342 1342/1342 1342 ± 0.00000118 5.801 5.442/6.499 5.944 ± 0.584
ea18 1342 1342/1342 1342 ± 0 5.109 4.663/5.592 5.095 ± 0.5614
ea19 1342 1342/1342 1342 ± 0 6.19 5.43/6.443 5.958 ± 0.6867
ea20 1342 1342/1342 1342 ± 0 5.902 5.59/6.449 6.023 ± 0.5772
ea21 1342 1342/1342 1342 ± 0 5.564 5.218/6.161 5.683 ± 0.5526
ea22 1342 1342/1342 1342 ± 0 5.545 5.116/6.249 5.67 ± 0.6463
ea23 1342 1342/1342 1342 ± 0 5.857 5.373/6.348 5.925 ± 0.6937
ea25 1342 1342/1342 1342 ± 0 5.605 5.167/6.012 5.577 ± 0.5795
ea26 1342 1342/1342 1342 ± 0 5.581 5.27/6.138 5.71 ± 0.5458
ea27 1342 1342/1342 1342 ± 0.00001781 5.579 5.063/6.188 5.556 ± 0.6298
ea28 1342 1342/1342 1342 ± 0 5.533 5.2/6.197 5.733 ± 0.644
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 ± 0.00002418 5.271 4.939/5.358 5.186 ± 0.2959
3 1342 1342/1342 1342 ± 0.00002395 4.917 4.747/5.129 4.978 ± 0.3366
4 1342 1342/1342 1342 ± 0.00002513 5.147 4.935/5.259 5.14 ± 0.306
5 1342 1342/1342 1342 ± 0.00002348 5.221 4.978/5.377 5.18 ± 0.34
6 1342 1342/1342 1342 ± 0.00002348 5.174 5.019/5.327 5.131 ± 0.2687
7 1342 1342/1342 1342 ± 0.00002348 5.142 4.966/5.338 5.123 ± 0.2588
8 1342 1342/1342 1342 ± 0.00002348 5.239 4.893/5.35 5.167 ± 0.2806
9 1342 1342/1342 1342 ± 0.00002348 5.474 5.216/5.644 5.414 ± 0.3275
10 1342 1342/1342 1342 ± 0.00002392 5.869 5.695/6.026 5.835 ± 0.2704
11 1342 1342/1342 1342 ± 0.00002348 6.132 6.003/6.256 6.062 ± 0.3145
12 1342 1342/1342 1342 ± 0.00002348 6.25 6.01/6.378 6.209 ± 0.2961
13 1342 1342/1342 1342 ± 0.00002348 6.642 6.429/6.855 6.635 ± 0.312
14 1342 1342/1342 1342 ± 0.00002392 6.835 6.631/7.051 6.798 ± 0.3893
15 1342 1342/1342 1342 ± 0.00002392 6.478 6.25/6.664 6.405 ± 0.3482
16 1342 1342/1342 1342 ± 0.00002687 5.803 5.692/6.014 5.802 ± 0.288
17 1342 1342/1342 1342 ± 0.00002413 5.887 5.693/6.082 5.857 ± 0.3041
output_dir
 
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-05 03:50:15.484
End
2024-04-05 04:54:29.605
Duration
1:04:14.120
Note, WebLog generation is not included in the time.

CASA logs for stage 7