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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 6.001 5.853/6.788 6.272 ± 0.6008
ea02 1342 1342/1342 1342 ± 0.00002006 6.34 5.77/6.562 6.337 ± 0.6297
ea03 1342 1342/1342 1342 ± 0 6.35 5.583/6.933 6.357 ± 0.7367
ea04 1342 1342/1342 1342 ± 0.00003318 5.741 5.286/6.353 5.816 ± 0.5988
ea05 1342 1342/1342 1342 ± 0.0000334 5.813 5.585/6.878 6.076 ± 0.7269
ea06 1342 1342/1342 1342 ± 0 6.058 5.237/6.238 5.932 ± 0.658
ea07 1342 1342/1342 1342 ± 0 6.268 5.405/6.525 6.071 ± 0.834
ea08 1342 1342/1342 1342 ± 0 6.47 5.799/7.017 6.489 ± 0.745
ea09 1342 1342/1342 1342 ± 0.000005813 5.676 5.196/6.56 5.793 ± 0.6467
ea10 1342 1342/1342 1342 ± 0 5.805 5.517/6.47 5.96 ± 0.6166
ea11 1342 1342/1342 1342 ± 0.00003986 5.666 5.159/6.681 5.84 ± 0.8315
ea12 1342 1342/1342 1342 ± 0.00002992 5.631 5.441/6.485 5.826 ± 0.8686
ea14 1342 1342/1342 1342 ± 0 5.901 5.68/6.692 6.072 ± 0.7469
ea15 1342 1342/1342 1342 ± 0.0000355 5.782 5.582/6.647 6.074 ± 0.6928
ea16 1342 1342/1342 1342 ± 0 6.346 5.775/6.867 6.387 ± 0.7122
ea17 1342 1342/1342 1342 ± 0 6.386 5.886/7.246 6.486 ± 0.6963
ea18 1342 1342/1342 1342 ± 0 6.705 5.986/7.367 6.611 ± 0.7659
ea19 1342 1342/1342 1342 ± 0.00002923 5.932 5.652/6.899 6.159 ± 0.7112
ea20 1342 1342/1342 1342 ± 0 6.278 6.074/7.209 6.536 ± 0.6935
ea21 1342 1342/1342 1342 ± 0 5.489 5.148/6.038 5.649 ± 0.5392
ea22 1342 1342/1342 1342 ± 0 6.022 5.506/6.616 5.992 ± 0.7229
ea23 1342 1342/1342 1342 ± 0 5.92 5.632/6.556 6.183 ± 0.674
ea24 1342 1342/1342 1342 ± 0 6.29 5.399/6.804 6.116 ± 0.697
ea25 1342 1342/1342 1342 ± 0 6.607 5.783/7.128 6.616 ± 0.8409
ea27 1342 1342/1342 1342 ± 0.000003887 6.012 5.561/6.732 6.132 ± 0.6618
ea28 1342 1342/1342 1342 ± 0 6.369 5.752/7.117 6.399 ± 0.6923
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 ± 0.00002349 5.588 5.427/5.82 5.612 ± 0.2648
3 1342 1342/1342 1342 ± 0.00003746 4.573 4.31/5.174 4.637 ± 0.6166
4 1342 1342/1342 1342 ± 0.00003096 5.345 5.095/5.518 5.324 ± 0.3449
5 1342 1342/1342 1342 ± 0.00002349 5.59 5.24/5.797 5.565 ± 0.3001
6 1342 1342/1342 1342 ± 0.00002349 5.57 5.354/5.775 5.566 ± 0.2578
7 1342 1342/1342 1342 ± 0.00002349 5.607 5.449/5.785 5.602 ± 0.2385
8 1342 1342/1342 1342 ± 0.00002349 5.547 5.261/5.727 5.532 ± 0.2901
9 1342 1342/1342 1342 ± 0.00002349 5.87 5.701/6.045 5.862 ± 0.2968
10 1342 1342/1342 1342 ± 0.00002349 6.359 6.214/6.448 6.339 ± 0.2671
11 1342 1342/1342 1342 ± 0.00002349 6.62 6.364/6.704 6.576 ± 0.2778
12 1342 1342/1342 1342 ± 0.00002349 6.758 6.556/6.933 6.752 ± 0.3136
13 1342 1342/1342 1342 ± 0.00002349 7.256 6.975/7.502 7.24 ± 0.3331
14 1342 1342/1342 1342 ± 0.00002349 7.289 7.081/7.598 7.347 ± 0.3897
15 1342 1342/1342 1342 ± 0.00002349 7.072 6.809/7.353 7.069 ± 0.3351
16 1342 1342/1342 1342 ± 0.00004802 6.054 5.773/6.433 6.113 ± 0.4042
17 1342 1342/1342 1342 ± 0.00004188 6.075 5.831/6.381 6.101 ± 0.3945
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-31 00:20:59.976
End
2025-07-31 01:10:14.192
Duration
0:49:14.215
Note, WebLog generation is not included in the time.

CASA logs for stage 8