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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.621 5.326/6.19 5.743 ± 0.4996
ea02 1342 1342/1342 1342 ± 0.0000286 5.835 5.464/6.603 5.994 ± 0.6353
ea04 1342 1342/1342 1342 ± 0 5.526 5.209/6.046 5.682 ± 0.5288
ea05 1342 1342/1342 1342 ± 0 5.93 5.45/6.488 5.946 ± 0.5993
ea06 1342 1342/1342 1342 ± 0 5.28 5.003/5.86 5.439 ± 0.4889
ea07 1342 1342/1342 1342 ± 0 5.219 5.168/5.502 5.289 ± 0.1961
ea08 1342 1342/1342 1342 ± 0.00004104 5.865 5.628/6.832 6.222 ± 0.671
ea09 1342 1342/1342 1342 ± 0.000002701 5.088 4.912/5.656 5.245 ± 0.4777
ea11 1342 1342/1342 1342 ± 0 5.702 5.405/6.506 5.957 ± 0.6437
ea13 1342 1342/1342 1342 ± 0 5.942 5.853/6.404 6.183 ± 0.4569
ea14 1342 1342/1342 1342 ± 0 6.076 5.484/6.556 6.06 ± 0.6416
ea15 1342 1342/1342 1342 ± 0 5.925 5.389/6.389 6.008 ± 0.6354
ea16 1342 1342/1342 1342 ± 0 6.215 5.726/6.772 6.275 ± 0.6765
ea17 1342 1342/1342 1342 ± 0.000002363 5.706 5.547/5.845 5.691 ± 0.1852
ea18 1342 1342/1342 1342 ± 0 5.174 4.889/5.732 5.28 ± 0.4671
ea19 1342 1342/1342 1342 ± 0 5.608 5.581/5.786 5.649 ± 0.09744
ea20 1342 1342/1342 1342 ± 0 5.989 5.833/6.832 6.293 ± 0.6387
ea21 1342 1342/1342 1342 ± 0 5.756 5.446/6.366 5.899 ± 0.5478
ea22 1342 1342/1342 1342 ± 0.00001559 5.396 5.213/6.348 5.719 ± 0.6174
ea23 1342 1342/1342 1342 ± 0 6.039 5.591/6.607 6.15 ± 0.6634
ea24 1342 1342/1342 1342 ± 0 5.743 5.173/6.331 5.755 ± 0.5796
ea25 1342 1342/1342 1342 ± 0.000001549 5.45 5.376/6.389 5.825 ± 0.6094
ea26 1342 1342/1342 1342 ± 0 5.876 5.709/6.963 6.22 ± 0.6689
ea27 1342 1342/1342 1342 ± 0 5.496 5.269/5.568 5.443 ± 0.1555
ea28 1342 1342/1342 1342 ± 0.00004216 5.687 5.507/6.574 6.018 ± 0.613
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 ± 0.00002396 5.472 5.312/5.613 5.455 ± 0.2328
4 1342 1342/1342 1342 ± 0.00002597 5.259 5.075/5.411 5.242 ± 0.2989
5 1342 1342/1342 1342 ± 0.00002396 5.405 5.203/5.57 5.407 ± 0.2985
6 1342 1342/1342 1342 ± 0.00002396 5.382 5.157/5.566 5.362 ± 0.2764
7 1342 1342/1342 1342 ± 0.00002396 5.454 5.216/5.612 5.43 ± 0.2725
8 1342 1342/1342 1342 ± 0.00002396 5.449 5.172/5.594 5.381 ± 0.3019
9 1342 1342/1342 1342 ± 0.00002418 5.691 5.516/5.938 5.652 ± 0.3186
10 1342 1342/1342 1342 ± 0.00002604 6.131 5.914/6.247 6.044 ± 0.3513
11 1342 1342/1342 1342 ± 0.00002604 6.39 6.215/6.473 6.294 ± 0.3367
12 1342 1342/1342 1342 ± 0.00002604 6.4 6.337/6.606 6.422 ± 0.338
13 1342 1342/1342 1342 ± 0.00002604 6.905 6.547/7.07 6.805 ± 0.3981
14 1342 1342/1342 1342 ± 0.00002604 7.075 6.713/7.185 6.974 ± 0.4279
15 1342 1342/1342 1342 ± 0.00002604 6.661 6.416/6.919 6.589 ± 0.438
16 1342 1342/1342 1342 ± 0.00004432 5.729 5.373/6.014 5.718 ± 0.4234
17 1342 1342/1342 1342 ± 0.00004705 5.716 5.486/6.105 5.752 ± 0.3948
output_dir
 
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-14 03:54:15.332
End
2024-12-14 04:22:00.497
Duration
0:27:45.166
Note, WebLog generation is not included in the time.

CASA logs for stage 8