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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.247 5.694/6.629 6.217 ± 0.6097
ea02 1342 1342/1342 1342 ± 0.00002955 6.14 5.432/6.667 6.031 ± 0.8886
ea03 1342 1342/1342 1342 ± 0 5.555 5.135/6.409 5.717 ± 0.8191
ea04 1342 1342/1342 1342 ± 0 5.707 5.231/6.4 5.815 ± 0.594
ea06 1342 1342/1342 1342 ± 0 6.46 5.642/6.619 6.197 ± 0.6281
ea07 1342 1342/1342 1342 ± 0 6.065 5.535/6.438 6.101 ± 0.621
ea08 1342 1342/1342 1342 ± 0 6.189 5.682/6.839 6.324 ± 0.7241
ea09 1342 1342/1342 1342 ± 0 6.008 5.413/6.778 6.101 ± 0.6998
ea10 1342 1342/1342 1342 ± 0 6.1 5.471/6.741 6.06 ± 0.7491
ea11 1342 1342/1342 1342 ± 0 6.259 5.44/6.724 6.162 ± 0.7798
ea12 1342 1342/1342 1342 ± 0 6.033 5.523/6.667 6.181 ± 0.7485
ea13 1342 1342/1342 1342 ± 0 5.889 5.784/6.418 6.068 ± 0.5354
ea14 1342 1342/1342 1342 ± 0 6.408 5.646/6.852 6.356 ± 0.7181
ea15 1342 1342/1342 1342 ± 0 5.616 5.036/5.991 5.573 ± 0.6914
ea16 1342 1342/1342 1342 ± 0 6.181 5.702/6.801 6.297 ± 0.7366
ea17 1342 1342/1342 1342 ± 0 6.52 6.134/7.341 6.731 ± 0.7028
ea18 1342 1342/1342 1342 ± 0 4.534 4.259/4.937 4.628 ± 0.436
ea19 1342 1342/1342 1342 ± 0.000008449 6.277 5.769/6.898 6.397 ± 0.7315
ea20 1342 1342/1342 1342 ± 0 5.999 5.615/6.7 6.104 ± 0.7759
ea21 1342 1342/1342 1342 ± 0 5.985 5.603/6.588 6.12 ± 0.6424
ea22 1342 1342/1342 1342 ± 0 6.375 5.519/6.776 6.213 ± 0.7347
ea23 1342 1342/1342 1342 ± 0 6.172 5.695/6.67 6.235 ± 0.7711
ea24 1342 1342/1342 1342 ± 0 5.927 5.162/6.382 5.785 ± 0.5869
ea25 1342 1342/1342 1342 ± 0 6.627 5.724/7.087 6.512 ± 0.8338
ea26 1342 1342/1342 1342 ± 0 6.412 5.807/7.193 6.471 ± 0.7097
ea27 1342 1342/1342 1342 ± 0 5.987 5.491/6.853 6.115 ± 0.7891
ea28 1342 1342/1342 1342 ± 0 6.153 5.779/6.912 6.361 ± 0.7827
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 ± 0.00002308 5.628 5.433/5.853 5.57 ± 0.3347
3 1342 1342/1342 1342 ± 0.00002662 4.996 4.524/5.353 4.946 ± 0.5897
4 1342 1342/1342 1342 ± 0.00002419 5.44 5.139/5.6 5.381 ± 0.4359
5 1342 1342/1342 1342 ± 0.00002308 5.622 5.307/5.728 5.513 ± 0.3796
6 1342 1342/1342 1342 ± 0.00002308 5.52 5.316/5.714 5.471 ± 0.3271
7 1342 1342/1342 1342 ± 0.00002308 5.636 5.386/5.722 5.54 ± 0.3339
8 1342 1342/1342 1342 ± 0.00002308 5.528 5.319/5.765 5.494 ± 0.3715
9 1342 1342/1342 1342 ± 0.00002308 5.913 5.694/6.079 5.819 ± 0.3994
10 1342 1342/1342 1342 ± 0.00002308 6.404 6.195/6.496 6.272 ± 0.4162
11 1342 1342/1342 1342 ± 0.00002308 6.616 6.402/6.761 6.508 ± 0.423
12 1342 1342/1342 1342 ± 0.00002308 6.774 6.551/6.812 6.649 ± 0.453
13 1342 1342/1342 1342 ± 0.00002308 7.206 6.997/7.448 7.139 ± 0.4894
14 1342 1342/1342 1342 ± 0.00002308 7.426 7.274/7.677 7.361 ± 0.4987
15 1342 1342/1342 1342 ± 0.00002308 7.08 6.925/7.3 7.014 ± 0.466
16 1342 1342/1342 1342 ± 0.00002308 6.365 6.162/6.675 6.356 ± 0.4499
17 1342 1342/1342 1342 ± 0.00002392 6.357 6.121/6.567 6.312 ± 0.4341
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
Start time
2025-05-23 14:20:28.731
End
2025-05-23 15:32:28.393
Duration
1:11:59.662
Note, WebLog generation is not included in the time.

CASA logs for stage 8