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

Statwt Summary Plot

VLASS3.2.sb45458712.eb46169388.60476.06293818287_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 5.547 5.268/6.494 5.822 ± 0.7059
ea02 1342 1342/1342 1342 ± 0.00004173 5.649 5.19/6.292 5.713 ± 0.6332
ea03 1342 1342/1342 1342 ± 0.00002705 5.413 5.189/6.312 5.747 ± 0.7114
ea04 1342 1342/1342 1342 ± 0.00004241 5.156 4.977/5.966 5.382 ± 0.5996
ea05 1342 1342/1342 1342 ± 0.00004259 5.394 4.999/6.175 5.563 ± 0.6904
ea06 1342 1342/1342 1342 ± 0.00001036 5.343 4.854/5.943 5.484 ± 0.6741
ea07 1342 1342/1342 1342 ± 0.00004016 5.406 4.938/6.112 5.497 ± 0.6405
ea08 1342 1342/1342 1342 ± 0.00004231 5.958 5.409/6.613 5.935 ± 0.697
ea09 1342 1342/1342 1342 ± 0.00004121 5.091 4.88/5.871 5.395 ± 0.6262
ea10 1342 1342/1342 1342 ± 0.00004301 4.559 4.383/4.921 4.621 ± 0.3304
ea11 1342 1342/1342 1342 ± 0.0000438 5.75 4.812/6.437 5.645 ± 0.8016
ea12 1342 1342/1342 1342 ± 0.00003981 5.194 4.731/6.012 5.329 ± 0.6285
ea14 1342 1342/1342 1342 ± 0.00004193 5.726 5.061/6.301 5.631 ± 0.6759
ea15 1342 1342/1342 1342 ± 0.00004301 5.58 5.015/6.423 5.719 ± 0.8573
ea16 1342 1342/1342 1342 ± 0.00001107 5.73 5.37/6.335 5.911 ± 0.7285
ea17 1342 1342/1342 1342 ± 0.00004117 5.763 5.242/6.45 5.888 ± 0.7205
ea18 1342 1342/1342 1342 ± 0.0000428 5.869 5.433/6.509 5.943 ± 0.7139
ea19 1342 1342/1342 1342 ± 0.00002551 5.437 5.123/6.414 5.636 ± 0.7304
ea20 1342 1342/1342 1342 ± 0.00001429 5.826 5.51/6.732 6.1 ± 0.7554
ea21 1342 1342/1342 1342 ± 0.000003258 5.08 4.897/5.749 5.312 ± 0.5262
ea22 1342 1342/1342 1342 ± 0.00004035 5.504 5.009/6.268 5.624 ± 0.6351
ea23 1342 1342/1342 1342 ± 0.0000416 5.765 5.117/6.304 5.703 ± 0.7025
ea24 1342 1342/1342 1342 ± 0 5.353 5.102/6.245 5.632 ± 0.5921
ea25 1342 1342/1342 1342 ± 0 5.9 5.484/6.523 6.127 ± 0.7841
ea27 1342 1342/1342 1342 ± 0.000008531 5.359 4.934/6.252 5.481 ± 0.7383
ea28 1342 1342/1342 1342 ± 0.000006509 5.773 5.601/6.65 6.074 ± 0.7039
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 ± 0.00002384 5.138 4.918/5.237 5.113 ± 0.2526
5 1342 1342/1342 1342 ± 0.00002754 5.116 4.921/5.44 5.161 ± 0.3331
6 1342 1342/1342 1342 ± 0.00002348 5.065 4.832/5.34 5.066 ± 0.2864
7 1342 1342/1342 1342 ± 0.00002348 5.225 5.041/5.422 5.214 ± 0.2717
8 1342 1342/1342 1342 ± 0.00002348 5.219 4.985/5.453 5.204 ± 0.3228
9 1342 1342/1342 1342 ± 0.00002348 5.505 5.344/5.766 5.506 ± 0.3291
10 1342 1342/1342 1342 ± 0.00002348 5.98 5.845/6.156 5.95 ± 0.3294
11 1342 1342/1342 1342 ± 0.00002348 6.27 6.069/6.446 6.22 ± 0.348
12 1342 1342/1342 1342 ± 0.00002348 6.404 6.118/6.544 6.364 ± 0.415
13 1342 1342/1342 1342 ± 0.00002348 6.824 6.553/7.117 6.772 ± 0.4961
14 1342 1342/1342 1342 ± 0.00002392 6.506 6.27/6.871 6.605 ± 0.4878
15 1342 1342/1342 1342 ± 0.00002435 6.217 5.978/6.431 6.167 ± 0.4304
16 1342 1342/1342 1342 ± 0.00005937 4.762 4.577/5.031 4.811 ± 0.3804
17 1342 1342/1342 1342 ± 0.0000605 4.868 4.684/5.072 4.881 ± 0.3337
overwrite_modelcol
False
vis
VLASS3.2.sb45458712.eb46169388.60476.06293818287_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-07-27 21:44:04.949
End
2025-07-27 22:50:31.998
Duration
1:06:27.049
Note, WebLog generation is not included in the time.

CASA logs for stage 8