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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.399 5.269/6.232 5.602 ± 0.8083
ea02 1342 1342/1342 1342 ± 0.00004468 5.88 5.373/6.633 5.901 ± 0.8995
ea04 1342 1342/1342 1342 ± 0.00003385 5.105 4.964/5.818 5.281 ± 0.7317
ea05 1342 1342/1342 1342 ± 0.00002863 5.76 4.954/6.359 5.588 ± 0.8269
ea06 1342 1342/1342 1342 ± 0.00004024 5.248 4.975/5.926 5.317 ± 0.7731
ea07 1342 1342/1342 1342 ± 0.00004382 5.875 5.432/6.239 5.77 ± 0.868
ea08 1342 1342/1342 1342 ± 0.00004527 5.973 5.573/6.869 6.063 ± 1.048
ea09 1342 1342/1342 1342 ± 0.00002288 5.237 5.097/6.209 5.462 ± 0.7465
ea10 1342 1342/1342 1342 ± 0.0000435 5.198 4.898/6.005 5.329 ± 0.7346
ea11 1342 1342/1342 1342 ± 0.00004358 5.87 5.317/6.546 5.848 ± 0.9339
ea12 1342 1342/1342 1342 ± 0.00004139 5.69 5.247/6.395 5.691 ± 0.9326
ea13 1342 1342/1342 1342 ± 0.00001538 6.012 5.536/6.265 5.856 ± 0.7185
ea14 1342 1342/1342 1342 ± 0.00004084 5.678 5.3/6.56 5.826 ± 0.9335
ea15 1342 1342/1342 1342 ± 0.00002326 5.38 5.098/6.189 5.548 ± 0.8716
ea16 1342 1342/1342 1342 ± 0.00003732 5.814 5.485/6.681 5.96 ± 0.9464
ea17 1342 1342/1342 1342 ± 0.00004375 5.999 5.473/7.071 6.051 ± 0.998
ea18 1342 1342/1342 1342 ± 0.00004386 5.151 4.829/5.748 5.128 ± 0.6897
ea19 1342 1342/1342 1342 ± 0.000009721 6.02 5.46/6.631 5.96 ± 0.7841
ea20 1342 1342/1342 1342 ± 0.00004308 6.447 5.804/7.098 6.149 ± 1.01
ea21 1342 1342/1342 1342 ± 0.00003841 5.481 5.279/6.226 5.608 ± 0.8149
ea22 1342 1342/1342 1342 ± 0.00003553 5.611 5.203/6.481 5.753 ± 0.8692
ea23 1342 1342/1342 1342 ± 0.00005266 6.539 6.145/7.117 6.077 ± 1.173
ea24 1342 1342/1342 1342 ± 0.00001622 5.232 4.896/6.076 5.425 ± 0.7054
ea25 1342 1342/1342 1342 ± 0.00004368 5.621 5.329/6.413 5.719 ± 0.8831
ea26 1342 1342/1342 1342 ± 0.00002362 5.792 5.65/6.839 6.044 ± 0.9185
ea27 1342 1342/1342 1342 ± 0.00004369 5.651 5.225/6.572 5.775 ± 0.8793
ea28 1342 1342/1342 1342 ± 0.00004457 5.697 5.55/6.71 5.95 ± 0.9361
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 ± 0.00002796 5.34 5.078/5.649 5.343 ± 0.2947
5 1342 1342/1342 1342 ± 0.00002439 5.297 5.098/5.584 5.364 ± 0.289
6 1342 1342/1342 1342 ± 0.00002401 5.34 5.094/5.578 5.338 ± 0.2901
7 1342 1342/1342 1342 ± 0.00002348 5.339 5.153/5.522 5.321 ± 0.2646
8 1342 1342/1342 1342 ± 0.00002348 5.331 5.069/5.446 5.279 ± 0.3106
9 1342 1342/1342 1342 ± 0.00002386 5.611 5.29/5.811 5.531 ± 0.3163
10 1342 1342/1342 1342 ± 0.00002307 6.073 5.779/6.192 6.006 ± 0.317
11 1342 1342/1342 1342 ± 0.00002307 6.292 6.03/6.531 6.276 ± 0.3018
12 1342 1342/1342 1342 ± 0.00002307 6.41 6.212/6.648 6.423 ± 0.3354
13 1342 1342/1342 1342 ± 0.00002307 6.778 6.476/7 6.735 ± 0.3534
14 1342 1342/1342 1342 ± 0.00002307 6.938 6.618/7.164 6.864 ± 0.4045
15 1342 1342/1342 1342 ± 0.00002562 6.564 6.177/6.867 6.515 ± 0.4311
16 1342 1342/1342 1342 ± 0.00005498 4.184 4.063/4.301 4.18 ± 0.2036
17 1342 1342/1342 1342 ± 0.00005582 4.17 4.029/4.352 4.197 ± 0.2391
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
overwrite_modelcol
False
Start time
2024-11-08 04:17:57.505
End
2024-11-08 05:27:14.044
Duration
1:09:16.540
Note, WebLog generation is not included in the time.

CASA logs for stage 8