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

Statwt Summary Plot

VLASS3.2.sb45620914.eb45877486.60435.49343803241_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 6.178 5.482/6.524 6.032 ± 0.8129
ea02 1342 1342/1342 1342 ± 0.00002861 6.248 5.47/6.39 6.007 ± 0.7279
ea03 1342 1342/1342 1342 ± 0 6.066 5.414/6.661 6.061 ± 0.7289
ea04 1342 1342/1342 1342 ± 0 5.567 5.053/5.975 5.474 ± 0.7388
ea05 1342 1342/1342 1342 ± 0 5.933 5.251/6.635 5.856 ± 0.7634
ea06 1342 1342/1342 1342 ± 0 5.865 5.086/6.107 5.723 ± 0.6564
ea07 1342 1342/1342 1342 ± 0 6.063 5.127/6.313 5.786 ± 0.8168
ea08 1342 1342/1342 1342 ± 0 6.494 5.583/6.789 6.258 ± 0.7119
ea09 1342 1342/1342 1342 ± 0 5.632 5.104/6.35 5.738 ± 0.6353
ea10 1342 1342/1342 1342 ± 0 5.551 5.086/6.088 5.46 ± 0.7405
ea11 1342 1342/1342 1342 ± 0.000006513 5.333 5.059/6.154 5.48 ± 0.771
ea13 1342 1342/1342 1342 ± 0 6.103 5.522/6.377 6.011 ± 0.5735
ea14 1342 1342/1342 1342 ± 0 5.944 5.534/6.507 6.06 ± 0.6093
ea15 1342 1342/1342 1342 ± 0.000002699 6.207 5.604/6.618 6.201 ± 0.6949
ea16 1342 1342/1342 1342 ± 0 6.22 5.641/6.731 6.212 ± 0.6942
ea17 1342 1342/1342 1342 ± 0 6.231 5.746/7.045 6.207 ± 0.8451
ea18 1342 1342/1342 1342 ± 0 6.55 5.874/7.223 6.467 ± 0.7252
ea19 1342 1342/1342 1342 ± 0 5.991 5.35/6.621 5.868 ± 0.81
ea20 1342 1342/1342 1342 ± 0 5.994 5.471/6.588 5.94 ± 0.6789
ea21 1342 1342/1342 1342 ± 0 5.499 5.137/5.987 5.599 ± 0.5178
ea22 1342 1342/1342 1342 ± 0 6.404 5.602/6.755 6.143 ± 0.699
ea23 1342 1342/1342 1342 ± 0 6.065 5.438/6.385 5.943 ± 0.8487
ea24 1342 1342/1342 1342 ± 0 6.083 5.33/6.482 5.902 ± 0.5851
ea25 1342 1342/1342 1342 ± 0 6.527 5.714/7.001 6.526 ± 0.8048
ea27 1342 1342/1342 1342 ± 0 5.74 5.24/6.49 5.866 ± 0.6485
ea28 1342 1342/1342 1342 ± 0 6.287 5.685/6.907 6.28 ± 0.656
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 5.48 5.29/5.628 5.469 ± 0.2323
3 1342 1342/1342 1342 ± 0.00003135 4.025 3.677/4.683 4.213 ± 0.6929
4 1342 1342/1342 1342 ± 0.00002425 5.152 4.919/5.436 5.195 ± 0.3034
5 1342 1342/1342 1342 ± 0.00002348 5.313 5.131/5.564 5.321 ± 0.2844
6 1342 1342/1342 1342 ± 0.00002354 5.309 5.098/5.55 5.317 ± 0.285
7 1342 1342/1342 1342 ± 0.00002348 5.456 5.27/5.625 5.433 ± 0.2469
8 1342 1342/1342 1342 ± 0.00002348 5.38 5.151/5.577 5.385 ± 0.2757
9 1342 1342/1342 1342 ± 0.00002348 5.692 5.598/5.933 5.711 ± 0.2789
10 1342 1342/1342 1342 ± 0.00002348 6.205 6.067/6.285 6.161 ± 0.2475
11 1342 1342/1342 1342 ± 0.00002354 6.383 6.196/6.545 6.378 ± 0.2609
12 1342 1342/1342 1342 ± 0.00002348 6.519 6.329/6.728 6.521 ± 0.3209
13 1342 1342/1342 1342 ± 0.00002348 6.988 6.719/7.169 6.959 ± 0.3261
14 1342 1342/1342 1342 ± 0.00002348 7.183 6.921/7.393 7.148 ± 0.3537
15 1342 1342/1342 1342 ± 0.00002348 6.87 6.599/7.169 6.853 ± 0.3649
16 1342 1342/1342 1342 ± 0.00002371 6.146 5.93/6.484 6.182 ± 0.3994
17 1342 1342/1342 1342 ± 0.00002383 6.17 5.954/6.409 6.164 ± 0.3625
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS3.2.sb45620914.eb45877486.60435.49343803241_split_split.ms
output_dir
 
Start time
2025-07-29 11:14:15.461
End
2025-07-29 12:28:20.441
Duration
1:14:04.980
Note, WebLog generation is not included in the time.

CASA logs for stage 8