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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.427 5.349/6.115 5.687 ± 0.4614
ea02 1342 1342/1342 1342 ± 0 5.934 5.571/6.712 6.128 ± 0.6084
ea04 1342 1342/1342 1342 ± 0 5.531 5.115/6.138 5.651 ± 0.5566
ea05 1342 1342/1342 1342 ± 0 5.984 5.408/6.489 5.967 ± 0.6
ea06 1342 1342/1342 1342 ± 0 5.113 4.659/5.403 5.044 ± 0.4195
ea07 1342 1342/1342 1342 ± 0.0000012 5.733 5.482/6.224 5.916 ± 0.5586
ea08 1342 1342/1342 1342 ± 0 5.953 5.646/6.75 6.211 ± 0.6164
ea09 1342 1342/1342 1342 ± 0 5.893 5.331/6.592 5.942 ± 0.616
ea10 1342 1342/1342 1342 ± 0.00003546 5.708 5.207/6.345 5.77 ± 0.5699
ea11 1342 1342/1342 1342 ± 0 5.941 5.36/6.337 5.951 ± 0.5762
ea12 1342 1342/1342 1342 ± 0 5.977 5.445/6.494 6.048 ± 0.6242
ea13 1342 1342/1342 1342 ± 0 6.176 5.786/6.413 6.205 ± 0.4887
ea14 1342 1342/1342 1342 ± 0.0000141 5.706 5.364/6.443 5.869 ± 0.6396
ea15 1342 1342/1342 1342 ± 0 5.72 5.09/6.262 5.74 ± 0.6939
ea16 1342 1342/1342 1342 ± 0 6.055 5.796/6.816 6.26 ± 0.654
ea17 1342 1342/1342 1342 ± 0 6.018 5.58/6.433 6.106 ± 0.5772
ea18 1342 1342/1342 1342 ± 0 5.179 4.827/5.685 5.246 ± 0.5213
ea19 1342 1342/1342 1342 ± 0 6.188 5.637/6.775 6.193 ± 0.6162
ea20 1342 1342/1342 1342 ± 0 6.381 5.749/6.76 6.309 ± 0.633
ea21 1342 1342/1342 1342 ± 0 5.657 5.48/6.332 5.873 ± 0.5577
ea22 1342 1342/1342 1342 ± 0 5.668 5.392/6.593 5.95 ± 0.622
ea23 1342 1342/1342 1342 ± 0.00001076 5.739 5.555/6.634 6.083 ± 0.662
ea25 1342 1342/1342 1342 ± 0 5.857 5.362/6.183 5.841 ± 0.5745
ea26 1342 1342/1342 1342 ± 0 6.13 5.691/6.829 6.252 ± 0.5889
ea27 1342 1342/1342 1342 ± 0.00004104 5.748 5.386/6.4 5.859 ± 0.5367
ea28 1342 1342/1342 1342 ± 0.000002078 5.61 5.476/6.484 5.945 ± 0.6068
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 ± 0.00002376 5.382 5.245/5.614 5.4 ± 0.2605
4 1342 1342/1342 1342 ± 0.00002376 5.36 5.164/5.544 5.306 ± 0.3816
5 1342 1342/1342 1342 ± 0.00002376 5.475 5.261/5.622 5.453 ± 0.3351
6 1342 1342/1342 1342 ± 0.00002376 5.346 5.185/5.56 5.333 ± 0.3046
7 1342 1342/1342 1342 ± 0.00002376 5.412 5.252/5.593 5.422 ± 0.2797
8 1342 1342/1342 1342 ± 0.00002376 5.455 5.167/5.581 5.375 ± 0.3053
9 1342 1342/1342 1342 ± 0.00002376 5.699 5.563/5.886 5.651 ± 0.3427
10 1342 1342/1342 1342 ± 0.00002376 6.12 5.975/6.274 6.073 ± 0.3256
11 1342 1342/1342 1342 ± 0.00002376 6.386 6.148/6.443 6.291 ± 0.3381
12 1342 1342/1342 1342 ± 0.00002376 6.493 6.338/6.664 6.449 ± 0.3543
13 1342 1342/1342 1342 ± 0.00002376 6.919 6.755/7.084 6.872 ± 0.3764
14 1342 1342/1342 1342 ± 0.00002376 7.095 6.887/7.278 7.012 ± 0.4121
15 1342 1342/1342 1342 ± 0.00002376 6.531 6.308/6.775 6.494 ± 0.3891
16 1342 1342/1342 1342 ± 0.00003871 5.76 5.605/6.052 5.846 ± 0.3435
17 1342 1342/1342 1342 ± 0.00003716 5.9 5.656/6.143 5.892 ± 0.3413
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-17 05:13:21.130
End
2024-05-17 06:14:21.947
Duration
1:01:00.818
Note, WebLog generation is not included in the time.

CASA logs for stage 8