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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.263 5.712/6.662 6.26 ± 0.6308
ea02 1342 1342/1342 1342 ± 0 6.343 5.732/6.596 6.295 ± 0.6108
ea03 1342 1342/1342 1342 ± 0 6.166 5.438/6.779 6.205 ± 0.7183
ea04 1342 1342/1342 1342 ± 0 5.603 5.078/6.029 5.626 ± 0.5446
ea05 1342 1342/1342 1342 ± 0 5.976 5.322/6.657 5.983 ± 0.6299
ea06 1342 1342/1342 1342 ± 0 5.988 5.142/6.107 5.75 ± 0.6086
ea07 1342 1342/1342 1342 ± 0 6.059 5.305/6.366 5.953 ± 0.6627
ea08 1342 1342/1342 1342 ± 0 6.614 5.712/6.87 6.442 ± 0.6523
ea09 1342 1342/1342 1342 ± 0 5.733 5.258/6.467 5.903 ± 0.6385
ea10 1342 1342/1342 1342 ± 0 5.551 5.122/5.978 5.562 ± 0.5201
ea11 1342 1342/1342 1342 ± 0.000001212 5.483 5.257/6.324 5.733 ± 0.639
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.87 5.51/6.174 5.892 ± 0.4691
ea14 1342 1342/1342 1342 ± 0 6.188 5.581/6.492 6.167 ± 0.5258
ea15 1342 1342/1342 1342 ± 0 6.306 5.714/6.683 6.306 ± 0.6619
ea16 1342 1342/1342 1342 ± 0 6.266 5.835/6.788 6.361 ± 0.6841
ea17 1342 1342/1342 1342 ± 0 6.18 5.741/6.925 6.307 ± 0.6576
ea18 1342 1342/1342 1342 ± 0 6.347 5.819/6.938 6.322 ± 0.6098
ea19 1342 1342/1342 1342 ± 0 6.112 5.443/6.626 6.073 ± 0.5979
ea20 1342 1342/1342 1342 ± 0 6.098 5.618/6.686 6.143 ± 0.5915
ea21 1342 1342/1342 1342 ± 0 5.498 5.159/5.947 5.601 ± 0.4909
ea22 1342 1342/1342 1342 ± 0 6.328 5.648/6.71 6.215 ± 0.6263
ea23 1342 1342/1342 1342 ± 0 6.289 5.598/6.44 6.175 ± 0.6532
ea24 1342 1342/1342 1342 ± 0 6.083 5.226/6.53 5.903 ± 0.6217
ea25 1342 1342/1342 1342 ± 0 6.402 5.692/6.903 6.421 ± 0.7463
ea27 1342 1342/1342 1342 ± 0 6.087 5.358/6.558 5.983 ± 0.6506
ea28 1342 1342/1342 1342 ± 0 6.412 5.778/6.885 6.38 ± 0.6101
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 ± 0.00002355 5.532 5.398/5.707 5.537 ± 0.2537
4 1342 1342/1342 1342 ± 0.00002396 5.409 5.236/5.744 5.472 ± 0.3358
5 1342 1342/1342 1342 ± 0.00002356 5.475 5.191/5.681 5.457 ± 0.2938
6 1342 1342/1342 1342 ± 0.00002355 5.401 5.169/5.575 5.385 ± 0.2918
7 1342 1342/1342 1342 ± 0.00002355 5.525 5.317/5.69 5.488 ± 0.2473
8 1342 1342/1342 1342 ± 0.00002355 5.484 5.204/5.65 5.424 ± 0.274
9 1342 1342/1342 1342 ± 0.00002355 5.761 5.601/5.946 5.737 ± 0.2742
10 1342 1342/1342 1342 ± 0.00002355 6.181 6.086/6.315 6.164 ± 0.2367
11 1342 1342/1342 1342 ± 0.00002355 6.383 6.216/6.538 6.38 ± 0.2561
12 1342 1342/1342 1342 ± 0.00002355 6.573 6.287/6.771 6.523 ± 0.2968
13 1342 1342/1342 1342 ± 0.00002355 6.968 6.737/7.229 6.947 ± 0.329
14 1342 1342/1342 1342 ± 0.00002355 7.192 6.871/7.448 7.174 ± 0.3464
15 1342 1342/1342 1342 ± 0.00002355 6.921 6.64/7.204 6.895 ± 0.3723
16 1342 1342/1342 1342 ± 0.00002355 6.278 6.097/6.599 6.274 ± 0.3782
17 1342 1342/1342 1342 ± 0.00002355 6.303 6.077/6.502 6.237 ± 0.345
output_dir
 
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-07-25 13:46:43.158
End
2025-07-25 14:46:48.948
Duration
1:00:05.790
Note, WebLog generation is not included in the time.

CASA logs for stage 8