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

Statwt Summary Plot

VLASS2.2.sb40507148.eb40987311.59548.184427245375_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 6.473 5.83/6.83 6.376 ± 0.7168
ea03 1342 1342/1342 1342 ± 0.00002648 5.795 5.314/6.662 5.949 ± 0.7862
ea04 1342 1342/1342 1342 ± 0 5.702 5.323/6.257 5.866 ± 0.6308
ea05 1342 1342/1342 1342 ± 0 5.998 5.75/6.997 6.28 ± 0.7745
ea06 1342 1342/1342 1342 ± 0 6.45 5.592/6.583 6.208 ± 0.6359
ea07 1342 1342/1342 1342 ± 0 6.132 5.457/6.297 6.042 ± 0.6256
ea08 1342 1342/1342 1342 ± 0.00001571 6.446 5.655/6.929 6.381 ± 0.726
ea09 1342 1342/1342 1342 ± 0 6.038 5.547/6.817 6.228 ± 0.7621
ea10 1342 1342/1342 1342 ± 0 6.179 5.751/7.003 6.3 ± 0.6909
ea11 1342 1342/1342 1342 ± 0 6.469 5.515/6.919 6.296 ± 0.8283
ea12 1342 1342/1342 1342 ± 0 6.506 5.768/6.859 6.476 ± 0.734
ea13 1342 1342/1342 1342 ± 0.000004276 5.957 5.881/6.482 6.142 ± 0.5222
ea14 1342 1342/1342 1342 ± 0 6.127 5.755/6.933 6.4 ± 0.6829
ea15 1342 1342/1342 1342 ± 0 5.337 4.751/5.595 5.256 ± 0.5548
ea16 1342 1342/1342 1342 ± 0 6.289 5.761/6.867 6.402 ± 0.7827
ea17 1342 1342/1342 1342 ± 0 6.556 5.976/7.584 6.752 ± 0.7964
ea18 1342 1342/1342 1342 ± 0 5.176 4.813/5.678 5.28 ± 0.5091
ea19 1342 1342/1342 1342 ± 0 6.435 6.081/7.287 6.625 ± 0.7429
ea20 1342 1342/1342 1342 ± 0 5.968 5.791/6.959 6.222 ± 0.723
ea21 1342 1342/1342 1342 ± 0 5.879 5.545/6.633 6.038 ± 0.6224
ea22 1342 1342/1342 1342 ± 0 6.314 5.473/6.648 6.109 ± 0.7084
ea23 1342 1342/1342 1342 ± 0 6.125 5.841/6.909 6.402 ± 0.7731
ea24 1342 1342/1342 1342 ± 0 6.177 5.304/6.558 5.957 ± 0.6264
ea25 1342 1342/1342 1342 ± 0 6.367 5.764/6.775 6.423 ± 0.7678
ea26 1342 1342/1342 1342 ± 0 6.372 5.867/7.096 6.542 ± 0.7994
ea27 1342 1342/1342 1342 ± 0 6.028 5.669/7.126 6.305 ± 0.76
ea28 1342 1342/1342 1342 ± 0 6.152 5.783/6.999 6.391 ± 0.7672
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 ± 0.00002306 5.699 5.419/5.897 5.668 ± 0.3364
3 1342 1342/1342 1342 ± 0.00002348 5.404 5.226/5.544 5.357 ± 0.3117
4 1342 1342/1342 1342 ± 0.00003275 5.338 5.041/5.523 5.33 ± 0.3232
5 1342 1342/1342 1342 ± 0.00002306 5.744 5.372/5.834 5.581 ± 0.3707
6 1342 1342/1342 1342 ± 0.00002306 5.649 5.363/5.785 5.561 ± 0.3031
7 1342 1342/1342 1342 ± 0.00002306 5.728 5.473/5.84 5.624 ± 0.3202
8 1342 1342/1342 1342 ± 0.00002306 5.605 5.376/5.846 5.584 ± 0.3632
9 1342 1342/1342 1342 ± 0.00002306 6.027 5.709/6.184 5.903 ± 0.3631
10 1342 1342/1342 1342 ± 0.00002306 6.508 6.236/6.583 6.383 ± 0.3803
11 1342 1342/1342 1342 ± 0.00002306 6.724 6.507/6.905 6.626 ± 0.3968
12 1342 1342/1342 1342 ± 0.00002306 6.875 6.564/7.004 6.779 ± 0.4483
13 1342 1342/1342 1342 ± 0.00002306 7.357 7.024/7.687 7.293 ± 0.4734
14 1342 1342/1342 1342 ± 0.00002306 7.642 7.287/7.848 7.511 ± 0.4671
15 1342 1342/1342 1342 ± 0.00002306 7.15 6.864/7.408 7.08 ± 0.4475
16 1342 1342/1342 1342 ± 0.00002699 6.408 5.987/6.592 6.331 ± 0.4086
17 1342 1342/1342 1342 ± 0.00002531 6.276 6.009/6.552 6.266 ± 0.4187
vis
VLASS2.2.sb40507148.eb40987311.59548.184427245375_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-06-07 17:28:36.676
End
2025-06-07 18:44:25.726
Duration
1:15:49.050
Note, WebLog generation is not included in the time.

CASA logs for stage 8