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

Statwt Summary Plot

VLASS2.2.sb40233904.eb40478968.59488.05569084491_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 5.906 5.686/6.446 6.104 ± 0.501
ea02 1342 1342/1342 1342 ± 0 6.015 5.643/6.62 6.154 ± 0.5598
ea03 1342 1342/1342 1342 ± 0.00001515 5.22 5.1/6.297 5.586 ± 0.6105
ea04 1342 1342/1342 1342 ± 0.000002209 5.537 5.189/5.885 5.633 ± 0.4846
ea06 1342 1342/1342 1342 ± 0 5.96 5.458/6.291 5.94 ± 0.5013
ea07 1342 1342/1342 1342 ± 0 5.621 5.373/5.769 5.623 ± 0.3846
ea08 1342 1342/1342 1342 ± 0.00001132 6.088 5.917/6.662 6.298 ± 0.5249
ea09 1342 1342/1342 1342 ± 0.000002209 5.974 5.452/6.532 6.002 ± 0.5694
ea10 1342 1342/1342 1342 ± 0 5.625 5.45/6.337 5.848 ± 0.4937
ea11 1342 1342/1342 1342 ± 0 6.038 5.659/6.595 6.166 ± 0.5857
ea12 1342 1342/1342 1342 ± 0 5.961 5.615/6.512 6.077 ± 0.5568
ea13 1342 1342/1342 1342 ± 0.000006764 6.18 5.641/6.469 6.149 ± 0.5156
ea14 1342 1342/1342 1342 ± 0 5.791 5.527/6.413 5.977 ± 0.5599
ea15 1342 1342/1342 1342 ± 0 5.701 5.391/6.32 5.87 ± 0.5884
ea16 1342 1342/1342 1342 ± 0 5.931 5.575/6.355 6.009 ± 0.5045
ea17 1342 1342/1342 1342 ± 0 6.464 6.152/7.074 6.564 ± 0.5244
ea18 1342 1342/1342 1342 ± 0 4.768 4.474/5.005 4.75 ± 0.3384
ea19 1342 1342/1342 1342 ± 0 5.968 5.762/6.678 6.205 ± 0.5415
ea20 1342 1342/1342 1342 ± 0 5.872 5.681/6.708 6.121 ± 0.5363
ea21 1342 1342/1342 1342 ± 0.000006188 5.751 5.537/6.333 5.965 ± 0.4748
ea22 1342 1342/1342 1342 ± 0 6.074 5.629/6.524 6.084 ± 0.5141
ea23 1342 1342/1342 1342 ± 0 5.87 5.713/6.579 6.182 ± 0.6022
ea24 1342 1342/1342 1342 ± 0 5.94 5.367/6.442 5.881 ± 0.5398
ea25 1342 1342/1342 1342 ± 0 5.822 5.314/5.992 5.821 ± 0.5664
ea26 1342 1342/1342 1342 ± 0 6.048 5.65/6.741 6.147 ± 0.5342
ea27 1342 1342/1342 1342 ± 0 5.783 5.566/6.619 6 ± 0.5663
ea28 1342 1342/1342 1342 ± 0.000001105 5.728 5.589/6.504 6.036 ± 0.5687
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 ± 0.00002308 5.7 5.596/5.867 5.671 ± 0.3206
4 1342 1342/1342 1342 ± 0.00002591 5.363 5.076/5.581 5.326 ± 0.4397
5 1342 1342/1342 1342 ± 0.00002308 5.633 5.421/5.859 5.597 ± 0.37
6 1342 1342/1342 1342 ± 0.00002308 5.459 5.361/5.667 5.459 ± 0.2994
7 1342 1342/1342 1342 ± 0.00002308 5.528 5.353/5.708 5.505 ± 0.2983
8 1342 1342/1342 1342 ± 0.00002308 5.471 5.226/5.635 5.436 ± 0.3178
9 1342 1342/1342 1342 ± 0.00002308 5.725 5.627/5.89 5.703 ± 0.34
10 1342 1342/1342 1342 ± 0.00002308 6.16 5.929/6.306 6.084 ± 0.3571
11 1342 1342/1342 1342 ± 0.00002308 6.362 6.201/6.481 6.274 ± 0.3617
12 1342 1342/1342 1342 ± 0.00002308 6.452 6.302/6.601 6.389 ± 0.3938
13 1342 1342/1342 1342 ± 0.00002308 6.812 6.639/6.989 6.773 ± 0.4057
14 1342 1342/1342 1342 ± 0.00002308 7.02 6.827/7.155 6.944 ± 0.3851
15 1342 1342/1342 1342 ± 0.00002308 6.714 6.5/6.846 6.627 ± 0.3904
16 1342 1342/1342 1342 ± 0.00002636 5.881 5.629/6.064 5.859 ± 0.3593
17 1342 1342/1342 1342 ± 0.00002447 5.828 5.573/5.953 5.745 ± 0.3252
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.2.sb40233904.eb40478968.59488.05569084491_split_split.ms
Start time
2025-05-14 14:17:39.368
End
2025-05-14 15:32:55.350
Duration
1:15:15.982
Note, WebLog generation is not included in the time.

CASA logs for stage 8