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

Statwt Summary Plot

VLASS3.2.sb45603243.eb46103640.60451.43735429399_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 6.014 5.662/6.635 6.14 ± 0.6866
ea02 1342 1342/1342 1342 ± 0 6.33 5.645/6.473 6.247 ± 0.607
ea03 1342 1342/1342 1342 ± 0 6.222 5.471/6.861 6.258 ± 0.7648
ea04 1342 1342/1342 1342 ± 0 5.626 5.063/6.058 5.637 ± 0.577
ea05 1342 1342/1342 1342 ± 0 5.925 5.415/6.585 5.976 ± 0.765
ea06 1342 1342/1342 1342 ± 0 6.126 5.133/6.293 5.85 ± 0.67
ea07 1342 1342/1342 1342 ± 0 5.93 5.347/6.451 5.984 ± 0.7346
ea08 1342 1342/1342 1342 ± 0 6.527 5.765/6.916 6.476 ± 0.7077
ea09 1342 1342/1342 1342 ± 0 5.729 5.231/6.471 5.843 ± 0.6382
ea10 1342 1342/1342 1342 ± 0 5.749 5.299/6.276 5.703 ± 0.8184
ea11 1342 1342/1342 1342 ± 0 5.684 5.322/6.564 5.838 ± 0.7773
ea12 1342 1342/1342 1342 ± 0 5.684 5.314/6.207 5.776 ± 0.7195
ea13 1342 1342/1342 1342 ± 0 6.091 5.661/6.428 6.119 ± 0.5257
ea14 1342 1342/1342 1342 ± 0 6.115 5.585/6.541 6.081 ± 0.7472
ea15 1342 1342/1342 1342 ± 0 6.233 5.62/6.642 6.206 ± 0.6777
ea16 1342 1342/1342 1342 ± 0 6.235 5.786/6.752 6.34 ± 0.673
ea17 1342 1342/1342 1342 ± 0 6.167 5.802/6.951 6.335 ± 0.8311
ea18 1342 1342/1342 1342 ± 0 6.375 5.903/7 6.477 ± 0.7076
ea19 1342 1342/1342 1342 ± 0 6.011 5.516/6.584 6.098 ± 0.7247
ea20 1342 1342/1342 1342 ± 0 6.008 5.817/6.109 5.854 ± 0.4424
ea21 1342 1342/1342 1342 ± 0 5.457 5.073/5.876 5.527 ± 0.5045
ea22 1342 1342/1342 1342 ± 0 5.989 5.504/6.421 6.012 ± 0.6577
ea23 1342 1342/1342 1342 ± 0 6.196 5.441/6.339 6.063 ± 0.6498
ea24 1342 1342/1342 1342 ± 0 6.31 5.375/6.748 6.073 ± 0.6997
ea25 1342 1342/1342 1342 ± 0 6.616 5.794/7.196 6.582 ± 0.8406
ea27 1342 1342/1342 1342 ± 0 6.026 5.392/6.444 5.937 ± 0.595
ea28 1342 1342/1342 1342 ± 0 6.514 5.794/7.085 6.459 ± 0.6822
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 ± 0.00002305 5.502 5.357/5.696 5.529 ± 0.2618
3 1342 1342/1342 1342 ± 0.00003255 4.656 4.297/5.012 4.703 ± 0.6363
4 1342 1342/1342 1342 ± 0.00002305 5.322 5.172/5.649 5.4 ± 0.3087
5 1342 1342/1342 1342 ± 0.00002305 5.438 5.227/5.727 5.502 ± 0.3059
6 1342 1342/1342 1342 ± 0.00002305 5.491 5.211/5.671 5.441 ± 0.2801
7 1342 1342/1342 1342 ± 0.00002305 5.536 5.405/5.738 5.545 ± 0.2489
8 1342 1342/1342 1342 ± 0.00002305 5.513 5.237/5.661 5.479 ± 0.2936
9 1342 1342/1342 1342 ± 0.00002305 5.801 5.638/5.994 5.8 ± 0.301
10 1342 1342/1342 1342 ± 0.00002348 6.241 6.127/6.352 6.236 ± 0.2673
11 1342 1342/1342 1342 ± 0.00002348 6.469 6.255/6.645 6.452 ± 0.2786
12 1342 1342/1342 1342 ± 0.00002348 6.584 6.38/6.791 6.597 ± 0.3273
13 1342 1342/1342 1342 ± 0.00002348 7.041 6.801/7.314 7.056 ± 0.3356
14 1342 1342/1342 1342 ± 0.00002348 7.309 7.052/7.482 7.27 ± 0.3623
15 1342 1342/1342 1342 ± 0.00002348 7.004 6.688/7.253 6.981 ± 0.3617
16 1342 1342/1342 1342 ± 0.00002348 6.346 6.059/6.701 6.357 ± 0.3913
17 1342 1342/1342 1342 ± 0.00002348 6.294 6.096/6.534 6.309 ± 0.3754
output_dir
 
vis
VLASS3.2.sb45603243.eb46103640.60451.43735429399_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2025-07-30 06:35:04.050
End
2025-07-30 07:31:28.243
Duration
0:56:24.192
Note, WebLog generation is not included in the time.

CASA logs for stage 8