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

Statwt Summary Plot

VLASS2.1.sb38528342.eb38565674.59072.03519471065_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 5.528 5.233/5.881 5.629 ± 0.4888
ea02 1342 1342/1342 1342 ± 0 5.892 5.362/6.325 5.934 ± 0.6117
ea05 1342 1342/1342 1342 ± 0 5.762 5.286/6.125 5.771 ± 0.5621
ea06 1342 1342/1342 1342 ± 0 5.029 4.775/5.311 5.085 ± 0.352
ea07 1342 1342/1342 1342 ± 0.000003028 5.613 5.317/5.859 5.686 ± 0.4241
ea08 1342 1342/1342 1342 ± 0 5.959 5.599/6.501 6.068 ± 0.5858
ea09 1342 1342/1342 1342 ± 0 5.186 4.809/5.583 5.248 ± 0.4705
ea10 1342 1342/1342 1342 ± 0.000002833 5.601 5.224/6.293 5.747 ± 0.5915
ea11 1342 1342/1342 1342 ± 0 5.759 5.314/6.282 5.833 ± 0.5565
ea12 1342 1342/1342 1342 ± 0 5.686 5.276/6.219 5.825 ± 0.5804
ea13 1342 1342/1342 1342 ± 0 5.873 5.508/6.397 5.951 ± 0.5258
ea14 1342 1342/1342 1342 ± 0 5.814 5.353/6.369 5.916 ± 0.6237
ea15 1342 1342/1342 1342 ± 0 5.465 5.097/6.188 5.683 ± 0.6519
ea16 1342 1342/1342 1342 ± 0 5.22 5.116/5.339 5.195 ± 0.1975
ea17 1342 1342/1342 1342 ± 0.000002394 5.916 5.565/6.415 6.048 ± 0.5689
ea18 1342 1342/1342 1342 ± 0 5.107 4.751/5.563 5.171 ± 0.5008
ea19 1342 1342/1342 1342 ± 0 6.006 5.531/6.467 6.108 ± 0.5712
ea20 1342 1342/1342 1342 ± 0 6.079 5.646/6.561 6.155 ± 0.5999
ea21 1342 1342/1342 1342 ± 0 5.66 5.374/6.123 5.8 ± 0.4991
ea22 1342 1342/1342 1342 ± 0 5.727 5.3/6.256 5.805 ± 0.5968
ea23 1342 1342/1342 1342 ± 0.000001071 5.815 5.493/6.31 5.982 ± 0.6127
ea25 1342 1342/1342 1342 ± 0 5.293 5.204/5.459 5.301 ± 0.1732
ea26 1342 1342/1342 1342 ± 0 5.696 5.315/6.174 5.794 ± 0.5544
ea27 1342 1342/1342 1342 ± 0.00001763 5.455 5.202/6.143 5.62 ± 0.5098
ea28 1342 1342/1342 1342 ± 0 5.75 5.346/6.304 5.847 ± 0.5889
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 ± 0.00002392 5.48 5.199/5.622 5.427 ± 0.2983
3 1342 1342/1342 1342 ± 0.00002393 5.166 4.965/5.375 5.19 ± 0.3053
4 1342 1342/1342 1342 ± 0.00002392 5.324 5.133/5.481 5.272 ± 0.3088
5 1342 1342/1342 1342 ± 0.00002392 5.351 5.219/5.487 5.328 ± 0.2893
6 1342 1342/1342 1342 ± 0.00002392 5.273 5.159/5.37 5.237 ± 0.2278
7 1342 1342/1342 1342 ± 0.00002392 5.267 5.193/5.391 5.26 ± 0.2176
8 1342 1342/1342 1342 ± 0.00002392 5.278 5.065/5.382 5.218 ± 0.2603
9 1342 1342/1342 1342 ± 0.00002392 5.554 5.357/5.728 5.485 ± 0.3224
10 1342 1342/1342 1342 ± 0.00002489 5.959 5.706/6.105 5.873 ± 0.3192
11 1342 1342/1342 1342 ± 0.00002489 6.14 5.981/6.281 6.073 ± 0.3355
12 1342 1342/1342 1342 ± 0.00002489 6.299 6.042/6.453 6.221 ± 0.3385
13 1342 1342/1342 1342 ± 0.00002489 6.716 6.455/6.913 6.654 ± 0.3644
14 1342 1342/1342 1342 ± 0.00002489 6.87 6.718/7.104 6.82 ± 0.3914
15 1342 1342/1342 1342 ± 0.00002489 6.555 6.322/6.678 6.422 ± 0.3675
16 1342 1342/1342 1342 ± 0.00002742 5.932 5.558/6.169 5.894 ± 0.355
17 1342 1342/1342 1342 ± 0.0000265 5.964 5.654/6.207 5.904 ± 0.3396
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38528342.eb38565674.59072.03519471065_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-05-07 07:46:51.629
End
2024-05-07 08:48:37.383
Duration
1:01:45.754
Note, WebLog generation is not included in the time.

CASA logs for stage 7