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

Statwt Summary Plot

VLASS2.1.sb38611351.eb38659848.59112.96043939815_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 5.555 5.255/5.981 5.647 ± 0.5619
ea02 1342 1342/1342 1342 ± 0 5.63 5.373/6.472 5.891 ± 0.6538
ea04 1342 1342/1342 1342 ± 0 5.46 5.128/6.045 5.603 ± 0.5392
ea05 1342 1342/1342 1342 ± 0 5.751 5.3/6.177 5.79 ± 0.5867
ea06 1342 1342/1342 1342 ± 0 4.885 4.673/5.296 4.975 ± 0.3568
ea07 1342 1342/1342 1342 ± 0 5.939 5.357/6.123 5.888 ± 0.5824
ea08 1342 1342/1342 1342 ± 0 5.799 5.539/6.694 6.14 ± 0.6941
ea09 1342 1342/1342 1342 ± 0 5.657 5.157/6.294 5.735 ± 0.6516
ea10 1342 1342/1342 1342 ± 0 5.903 5.273/6.621 5.912 ± 0.7039
ea11 1342 1342/1342 1342 ± 0 5.893 5.164/6.39 5.841 ± 0.6778
ea12 1342 1342/1342 1342 ± 0 5.69 5.295/6.34 5.886 ± 0.6385
ea13 1342 1342/1342 1342 ± 0 6.104 5.77/6.491 6.214 ± 0.5235
ea14 1342 1342/1342 1342 ± 0 5.76 5.242/6.317 5.837 ± 0.6661
ea15 1342 1342/1342 1342 ± 0 5.683 5.28/6.279 5.871 ± 0.6555
ea16 1342 1342/1342 1342 ± 0 6.041 5.604/6.676 6.202 ± 0.7168
ea17 1342 1342/1342 1342 ± 0.000001911 5.864 5.404/6.788 6.037 ± 0.6641
ea18 1342 1342/1342 1342 ± 0 4.934 4.618/5.407 5.014 ± 0.5388
ea19 1342 1342/1342 1342 ± 0 6.003 5.547/6.64 6.172 ± 0.6538
ea20 1342 1342/1342 1342 ± 0 5.974 5.573/6.555 6.124 ± 0.6431
ea21 1342 1342/1342 1342 ± 0 5.801 5.361/6.322 5.859 ± 0.5789
ea22 1342 1342/1342 1342 ± 0 5.483 5.223/6.346 5.714 ± 0.6955
ea23 1342 1342/1342 1342 ± 0 5.985 5.407/6.39 6.018 ± 0.683
ea25 1342 1342/1342 1342 ± 0 5.521 5.248/6.091 5.687 ± 0.5702
ea26 1342 1342/1342 1342 ± 0 5.888 5.584/6.64 6.143 ± 0.6791
ea27 1342 1342/1342 1342 ± 0.00000185 5.507 5.206/6.316 5.696 ± 0.5893
ea28 1342 1342/1342 1342 ± 0.0000202 5.625 5.382/6.379 5.875 ± 0.6644
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 ± 0.00002348 5.32 5.186/5.562 5.339 ± 0.2624
3 1342 1342/1342 1342 ± 0.00002348 5.226 4.895/5.426 5.178 ± 0.3365
4 1342 1342/1342 1342 ± 0.00002573 5.306 5.145/5.442 5.246 ± 0.3059
5 1342 1342/1342 1342 ± 0.00002348 5.325 5.03/5.469 5.278 ± 0.3241
6 1342 1342/1342 1342 ± 0.00002348 5.25 5.085/5.482 5.242 ± 0.3484
7 1342 1342/1342 1342 ± 0.00002348 5.287 5.164/5.525 5.312 ± 0.2649
8 1342 1342/1342 1342 ± 0.00002348 5.345 5.121/5.516 5.283 ± 0.2905
9 1342 1342/1342 1342 ± 0.00002348 5.592 5.425/5.833 5.569 ± 0.3214
10 1342 1342/1342 1342 ± 0.00002348 6.074 5.866/6.163 5.992 ± 0.335
11 1342 1342/1342 1342 ± 0.00002348 6.284 6.113/6.391 6.223 ± 0.3472
12 1342 1342/1342 1342 ± 0.00002348 6.411 6.247/6.633 6.311 ± 0.4677
13 1342 1342/1342 1342 ± 0.00002348 6.875 6.788/7.113 6.828 ± 0.3892
14 1342 1342/1342 1342 ± 0.00002348 7.097 6.819/7.275 6.996 ± 0.4396
15 1342 1342/1342 1342 ± 0.00002348 6.73 6.499/6.871 6.615 ± 0.4186
16 1342 1342/1342 1342 ± 0.00002577 5.936 5.736/6.243 5.949 ± 0.3763
17 1342 1342/1342 1342 ± 0.00002604 5.947 5.681/6.229 5.938 ± 0.3721
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38611351.eb38659848.59112.96043939815_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-31 12:49:49.787
End
2024-12-31 14:05:25.525
Duration
1:15:35.738
Note, WebLog generation is not included in the time.

CASA logs for stage 8