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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.351 5.244/6.107 5.455 ± 0.8649
ea02 1342 1342/1342 1342 ± 0.00004961 5.838 5.383/6.617 5.75 ± 1.068
ea05 1342 1342/1342 1342 ± 0.00001285 5.49 5.117/6.208 5.467 ± 0.9095
ea06 1342 1342/1342 1342 ± 0 4.89 4.815/5.427 4.848 ± 0.7592
ea07 1342 1342/1342 1342 ± 0.00004088 5.745 5.382/6.014 5.451 ± 0.9316
ea08 1342 1342/1342 1342 ± 0.00004273 6.003 5.664/6.919 5.987 ± 1.16
ea09 1342 1342/1342 1342 ± 0.00002934 3.809 3.353/5.695 4.439 ± 1.14
ea10 1342 1342/1342 1342 ± 0.0000364 5.65 5.17/6.352 5.627 ± 0.8174
ea11 1342 1342/1342 1342 ± 0 5.865 5.422/6.555 6.015 ± 0.5892
ea12 1342 1342/1342 1342 ± 0.000003969 5.635 5.359/6.539 5.644 ± 1.118
ea13 1342 1342/1342 1342 ± 0.00002491 5.884 5.772/6.382 5.886 ± 0.8331
ea14 1342 1342/1342 1342 ± 0.00002796 6.285 5.754/6.605 5.737 ± 1.227
ea15 1342 1342/1342 1342 ± 0.000001687 5.427 5.156/6.189 5.457 ± 0.9923
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003966 5.932 5.606/6.818 5.911 ± 1.079
ea18 1342 1342/1342 1342 ± 0.00003098 5.059 4.846/5.749 4.96 ± 0.9331
ea19 1342 1342/1342 1342 ± 0.00001124 5.712 5.477/6.438 5.693 ± 0.929
ea20 1342 1342/1342 1342 ± 0.00001239 5.935 5.75/6.786 5.926 ± 1.248
ea21 1342 1342/1342 1342 ± 0.00002064 5.488 5.324/6.27 5.457 ± 0.9403
ea22 1342 1342/1342 1342 ± 0.00004034 5.431 5.152/6.471 5.544 ± 0.9761
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.415 5.396/5.445 5.405 ± 0.14
ea26 1342 1342/1342 1342 ± 0.00003369 5.653 5.559/6.601 5.762 ± 0.8981
ea27 1342 1342/1342 1342 ± 0.00004398 5.55 5.157/6.454 5.611 ± 0.9249
ea28 1342 1342/1342 1342 ± 0.00005334 6.532 5.36/6.656 5.824 ± 1.354
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 ± 0.00002609 5.42 5.261/5.728 5.394 ± 0.5005
5 1342 1342/1342 1342 ± 0.00002726 5.418 5.193/5.603 5.318 ± 0.5429
6 1342 1342/1342 1342 ± 0.00002609 5.436 5.246/5.538 5.303 ± 0.5196
7 1342 1342/1342 1342 ± 0.00002609 5.386 5.17/5.533 5.284 ± 0.5017
8 1342 1342/1342 1342 ± 0.00002609 5.341 5.113/5.484 5.216 ± 0.5204
9 1342 1342/1342 1342 ± 0.00002609 5.617 5.436/5.829 5.48 ± 0.5899
10 1342 1342/1342 1342 ± 0.00002551 6.048 5.826/6.162 5.99 ± 0.3646
11 1342 1342/1342 1342 ± 0.00002551 6.373 6.181/6.46 6.272 ± 0.364
12 1342 1342/1342 1342 ± 0.00002551 6.547 6.19/6.621 6.431 ± 0.3719
13 1342 1342/1342 1342 ± 0.00002575 6.732 6.366/6.871 6.652 ± 0.3781
14 1342 1342/1342 1342 ± 0.00003706 6.36 5.967/6.892 6.404 ± 0.5235
15 1342 1342/1342 1342 ± 0.00002631 6.529 6.312/6.736 6.474 ± 0.5173
16 1342 1342/1342 1342 ± 0.00006102 3.436 3.246/3.612 3.45 ± 0.3162
17 1342 1342/1342 1342 ± 0.00006102 3.547 3.365/3.744 3.558 ± 0.3008
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-06-11 23:02:37.864
End
2024-06-12 00:11:05.614
Duration
1:08:27.749
Note, WebLog generation is not included in the time.

CASA logs for stage 8