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 5.536 4.932/5.84 5.448 ± 0.5206
ea02 1342 1342/1342 1342 ± 0.00002077 5.655 5.061/6.283 5.641 ± 0.664
ea04 1342 1342/1342 1342 ± 0.000005126 5.446 4.792/5.9 5.344 ± 0.6046
ea05 1342 1342/1342 1342 ± 0 5.744 5.119/6.326 5.704 ± 0.6107
ea06 1342 1342/1342 1342 ± 0 4.814 4.57/5.259 4.922 ± 0.4136
ea07 1342 1342/1342 1342 ± 0 5.531 5.115/5.852 5.567 ± 0.5547
ea08 1342 1342/1342 1342 ± 0 5.686 5.202/6.324 5.793 ± 0.6832
ea09 1342 1342/1342 1342 ± 0 5.526 4.924/6.168 5.482 ± 0.6551
ea10 1342 1342/1342 1342 ± 0 5.341 4.803/5.977 5.404 ± 0.5964
ea11 1342 1342/1342 1342 ± 0 5.377 5.119/5.9 5.5 ± 0.5764
ea12 1342 1342/1342 1342 ± 0 5.27 5.038/6.116 5.605 ± 0.6584
ea13 1342 1342/1342 1342 ± 0 5.718 5.399/6.105 5.833 ± 0.5118
ea14 1342 1342/1342 1342 ± 0 5.599 5.167/6.096 5.667 ± 0.6201
ea15 1342 1342/1342 1342 ± 0 5.31 4.798/5.943 5.425 ± 0.7041
ea16 1342 1342/1342 1342 ± 0 5.762 5.22/6.327 5.854 ± 0.7614
ea17 1342 1342/1342 1342 ± 0.00000694 5.661 5.293/6.427 5.836 ± 0.5956
ea18 1342 1342/1342 1342 ± 0.000001212 5.019 4.519/5.492 4.992 ± 0.5567
ea19 1342 1342/1342 1342 ± 0 6.017 5.282/6.309 5.804 ± 0.6794
ea20 1342 1342/1342 1342 ± 0 5.777 5.435/6.351 5.899 ± 0.5969
ea21 1342 1342/1342 1342 ± 0 5.523 5.09/6.058 5.574 ± 0.5622
ea22 1342 1342/1342 1342 ± 0 5.731 5.022/6.241 5.576 ± 0.6544
ea23 1342 1342/1342 1342 ± 0 5.817 5.249/6.242 5.825 ± 0.6785
ea25 1342 1342/1342 1342 ± 0 5.464 5.057/5.911 5.483 ± 0.5766
ea26 1342 1342/1342 1342 ± 0 5.696 5.169/6.224 5.619 ± 0.5572
ea27 1342 1342/1342 1342 ± 0.00002816 5.427 4.824/6.091 5.451 ± 0.636
ea28 1342 1342/1342 1342 ± 0 5.56 5.113/6.225 5.624 ± 0.6505
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 ± 0.00002449 5.143 4.85/5.209 5.075 ± 0.2718
3 1342 1342/1342 1342 ± 0.00002469 4.821 4.629/4.984 4.838 ± 0.2963
4 1342 1342/1342 1342 ± 0.00002549 5.007 4.734/5.121 4.961 ± 0.2942
5 1342 1342/1342 1342 ± 0.00002361 5.09 4.854/5.243 5.047 ± 0.3006
6 1342 1342/1342 1342 ± 0.00002361 5.042 4.927/5.186 5.004 ± 0.2498
7 1342 1342/1342 1342 ± 0.00002361 5.034 4.906/5.232 5.024 ± 0.2461
8 1342 1342/1342 1342 ± 0.00002361 5.11 4.83/5.233 5.056 ± 0.269
9 1342 1342/1342 1342 ± 0.00002361 5.364 5.107/5.53 5.308 ± 0.313
10 1342 1342/1342 1342 ± 0.00002401 5.796 5.596/5.915 5.733 ± 0.2584
11 1342 1342/1342 1342 ± 0.00002361 6.043 5.9/6.128 5.955 ± 0.3008
12 1342 1342/1342 1342 ± 0.00002361 6.145 5.897/6.263 6.106 ± 0.2884
13 1342 1342/1342 1342 ± 0.00002361 6.545 6.364/6.739 6.531 ± 0.3039
14 1342 1342/1342 1342 ± 0.00002401 6.705 6.506/6.915 6.678 ± 0.3695
15 1342 1342/1342 1342 ± 0.00002401 6.372 6.153/6.527 6.306 ± 0.3234
16 1342 1342/1342 1342 ± 0.00002781 5.74 5.621/5.935 5.726 ± 0.2802
17 1342 1342/1342 1342 ± 0.00002895 5.799 5.605/5.993 5.77 ± 0.2973
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
Start time
2024-04-05 03:25:22.892
End
2024-04-05 04:28:47.840
Duration
1:03:24.948
Note, WebLog generation is not included in the time.

CASA logs for stage 7