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 5.417 4.931/5.69 5.405 ± 0.4954
ea02 1342 1342/1342 1342 ± 0 5.655 5.061/6.067 5.652 ± 0.6204
ea04 1342 1342/1342 1342 ± 0.00002531 5.142 4.778/5.78 5.316 ± 0.5804
ea05 1342 1342/1342 1342 ± 0 5.722 4.916/6.19 5.565 ± 0.6639
ea06 1342 1342/1342 1342 ± 0 4.805 4.508/5.243 4.883 ± 0.4443
ea07 1342 1342/1342 1342 ± 0 5.447 4.864/5.802 5.505 ± 0.6066
ea08 1342 1342/1342 1342 ± 0 5.58 5.195/6.388 5.703 ± 0.7581
ea09 1342 1342/1342 1342 ± 0 5.335 4.887/5.952 5.464 ± 0.6446
ea10 1342 1342/1342 1342 ± 0 5.314 4.695/5.867 5.336 ± 0.6268
ea11 1342 1342/1342 1342 ± 0 5.332 5.016/5.977 5.432 ± 0.5985
ea12 1342 1342/1342 1342 ± 0 5.471 4.914/5.969 5.507 ± 0.6622
ea13 1342 1342/1342 1342 ± 0 5.693 5.312/6.079 5.776 ± 0.5475
ea14 1342 1342/1342 1342 ± 0 5.533 4.94/6.021 5.538 ± 0.6738
ea15 1342 1342/1342 1342 ± 0 5.19 4.683/5.828 5.322 ± 0.6968
ea16 1342 1342/1342 1342 ± 0 5.663 5.063/6.144 5.71 ± 0.7591
ea17 1342 1342/1342 1342 ± 0 5.751 5.223/6.31 5.811 ± 0.5719
ea18 1342 1342/1342 1342 ± 0.000007635 4.93 4.429/5.374 4.9 ± 0.5324
ea19 1342 1342/1342 1342 ± 0 5.912 5.173/6.322 5.789 ± 0.6252
ea20 1342 1342/1342 1342 ± 0 5.639 5.25/6.298 5.769 ± 0.6904
ea21 1342 1342/1342 1342 ± 0 5.413 4.9/5.988 5.464 ± 0.5506
ea22 1342 1342/1342 1342 ± 0 5.699 4.828/6.179 5.551 ± 0.6725
ea23 1342 1342/1342 1342 ± 0 5.735 5.292/6.131 5.724 ± 0.6526
ea25 1342 1342/1342 1342 ± 0 5.318 4.939/5.75 5.403 ± 0.5454
ea26 1342 1342/1342 1342 ± 0 5.474 5.102/5.989 5.556 ± 0.5991
ea27 1342 1342/1342 1342 ± 0.00002217 5.343 4.867/5.988 5.367 ± 0.6238
ea28 1342 1342/1342 1342 ± 0 5.521 4.947/6.178 5.546 ± 0.6692
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 ± 0.00002736 4.983 4.764/5.205 5.015 ± 0.3733
3 1342 1342/1342 1342 ± 0.00002556 4.782 4.666/5.119 4.861 ± 0.2913
4 1342 1342/1342 1342 ± 0.0000253 4.785 4.616/5.051 4.823 ± 0.3484
5 1342 1342/1342 1342 ± 0.0000235 4.942 4.58/5.154 4.901 ± 0.3221
6 1342 1342/1342 1342 ± 0.0000235 4.885 4.657/5.064 4.875 ± 0.2555
7 1342 1342/1342 1342 ± 0.0000235 4.932 4.823/5.088 4.947 ± 0.2083
8 1342 1342/1342 1342 ± 0.0000235 4.888 4.776/5.147 4.93 ± 0.2661
9 1342 1342/1342 1342 ± 0.0000235 5.304 5.181/5.404 5.251 ± 0.2816
10 1342 1342/1342 1342 ± 0.00002395 5.649 5.52/5.837 5.657 ± 0.2901
11 1342 1342/1342 1342 ± 0.0000235 5.92 5.754/6.009 5.861 ± 0.2644
12 1342 1342/1342 1342 ± 0.0000235 6.067 5.811/6.181 6.022 ± 0.288
13 1342 1342/1342 1342 ± 0.0000235 6.527 6.373/6.654 6.467 ± 0.3049
14 1342 1342/1342 1342 ± 0.00002395 6.647 6.422/6.861 6.604 ± 0.3452
15 1342 1342/1342 1342 ± 0.00002395 6.322 6.046/6.434 6.235 ± 0.3101
16 1342 1342/1342 1342 ± 0.00002842 5.694 5.554/5.833 5.644 ± 0.2598
17 1342 1342/1342 1342 ± 0.00002428 5.763 5.517/5.913 5.692 ± 0.2811
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-04-05 02:29:30.268
End
2024-04-05 03:33:54.015
Duration
1:04:23.747
Note, WebLog generation is not included in the time.

CASA logs for stage 7