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

Statwt Summary Plot

VLASS2.2.sb40528187.eb40882891.59510.17895375_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 6.125 5.758/6.689 6.283 ± 0.598
ea02 1342 1342/1342 1342 ± 0.00003026 6.156 5.535/6.707 6.094 ± 0.8811
ea03 1342 1342/1342 1342 ± 0.000004019 5.547 5.22/6.511 5.742 ± 0.8338
ea04 1342 1342/1342 1342 ± 0 5.785 5.32/6.498 5.887 ± 0.6034
ea06 1342 1342/1342 1342 ± 0 6.16 5.711/6.653 6.236 ± 0.6027
ea07 1342 1342/1342 1342 ± 0 6.085 5.534/6.48 6.119 ± 0.6204
ea08 1342 1342/1342 1342 ± 0 6.15 5.795/6.905 6.384 ± 0.7136
ea09 1342 1342/1342 1342 ± 0 6.027 5.541/6.82 6.151 ± 0.69
ea10 1342 1342/1342 1342 ± 0 6.141 5.542/6.775 6.13 ± 0.7127
ea11 1342 1342/1342 1342 ± 0 6.28 5.485/6.768 6.206 ± 0.7599
ea12 1342 1342/1342 1342 ± 0 6.133 5.636/6.726 6.234 ± 0.755
ea13 1342 1342/1342 1342 ± 0 6.034 5.69/6.527 6.154 ± 0.595
ea14 1342 1342/1342 1342 ± 0 6.427 5.709/6.905 6.41 ± 0.7025
ea15 1342 1342/1342 1342 ± 0 5.632 5.087/6.001 5.593 ± 0.6922
ea16 1342 1342/1342 1342 ± 0 6.232 5.784/6.826 6.342 ± 0.74
ea17 1342 1342/1342 1342 ± 0 6.554 6.209/7.376 6.793 ± 0.6806
ea18 1342 1342/1342 1342 ± 0 4.532 4.297/4.935 4.627 ± 0.4332
ea19 1342 1342/1342 1342 ± 0 6.359 5.86/6.977 6.49 ± 0.7276
ea20 1342 1342/1342 1342 ± 0 6.062 5.721/6.768 6.174 ± 0.7599
ea21 1342 1342/1342 1342 ± 0 6.078 5.707/6.642 6.219 ± 0.6029
ea22 1342 1342/1342 1342 ± 0 6.394 5.61/6.83 6.271 ± 0.7219
ea23 1342 1342/1342 1342 ± 0 6.299 5.759/6.729 6.29 ± 0.8196
ea24 1342 1342/1342 1342 ± 0 5.98 5.245/6.426 5.873 ± 0.575
ea25 1342 1342/1342 1342 ± 0 6.66 5.808/7.179 6.595 ± 0.8128
ea26 1342 1342/1342 1342 ± 0 6.467 5.934/7.231 6.531 ± 0.7164
ea27 1342 1342/1342 1342 ± 0.000001801 6.004 5.62/6.902 6.179 ± 0.7678
ea28 1342 1342/1342 1342 ± 0 6.19 5.844/6.976 6.387 ± 0.8111
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 5.726 5.528/5.949 5.662 ± 0.3556
3 1342 1342/1342 1342 ± 0.00002663 4.874 4.533/5.281 4.93 ± 0.6122
4 1342 1342/1342 1342 ± 0.00002442 5.529 5.251/5.662 5.46 ± 0.4643
5 1342 1342/1342 1342 ± 0.00002308 5.74 5.417/5.848 5.62 ± 0.4108
6 1342 1342/1342 1342 ± 0.00002308 5.648 5.412/5.81 5.57 ± 0.341
7 1342 1342/1342 1342 ± 0.00002308 5.711 5.474/5.804 5.615 ± 0.347
8 1342 1342/1342 1342 ± 0.00002308 5.602 5.376/5.795 5.557 ± 0.3795
9 1342 1342/1342 1342 ± 0.00002308 5.983 5.739/6.126 5.873 ± 0.4103
10 1342 1342/1342 1342 ± 0.00002308 6.459 6.249/6.542 6.321 ± 0.4267
11 1342 1342/1342 1342 ± 0.00002308 6.654 6.463/6.793 6.548 ± 0.4348
12 1342 1342/1342 1342 ± 0.00002308 6.822 6.579/6.855 6.695 ± 0.4634
13 1342 1342/1342 1342 ± 0.00002308 7.273 7.018/7.475 7.188 ± 0.5006
14 1342 1342/1342 1342 ± 0.00002308 7.481 7.348/7.749 7.415 ± 0.5112
15 1342 1342/1342 1342 ± 0.00002308 7.096 6.937/7.34 7.054 ± 0.4762
16 1342 1342/1342 1342 ± 0.00002308 6.427 6.187/6.691 6.377 ± 0.464
17 1342 1342/1342 1342 ± 0.00002331 6.476 6.114/6.617 6.328 ± 0.483
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.2.sb40528187.eb40882891.59510.17895375_split_split.ms
Start time
2025-05-28 04:51:06.341
End
2025-05-28 05:12:10.565
Duration
0:21:04.224
Note, WebLog generation is not included in the time.

CASA logs for stage 8