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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.573 5.359/6.212 5.759 ± 0.5489
ea02 1342 1342/1342 1342 ± 0.00001892 5.905 5.513/6.551 5.996 ± 0.6666
ea04 1342 1342/1342 1342 ± 0.000008593 5.499 5.169/6.033 5.631 ± 0.4965
ea05 1342 1342/1342 1342 ± 0 5.875 5.486/6.465 5.906 ± 0.5563
ea06 1342 1342/1342 1342 ± 0 5.642 5.175/6.015 5.635 ± 0.4852
ea07 1342 1342/1342 1342 ± 0 5.237 5.094/5.677 5.333 ± 0.2604
ea08 1342 1342/1342 1342 ± 0.00003237 5.974 5.632/6.675 6.164 ± 0.6704
ea09 1342 1342/1342 1342 ± 0 5.342 5.051/5.959 5.45 ± 0.4774
ea10 1342 1342/1342 1342 ± 0.00003589 5.362 5.106/6.086 5.526 ± 0.5629
ea11 1342 1342/1342 1342 ± 0.000003225 5.754 5.446/6.439 5.954 ± 0.6094
ea13 1342 1342/1342 1342 ± 0 5.96 5.8/6.226 6.119 ± 0.4424
ea14 1342 1342/1342 1342 ± 0.00001712 5.939 5.502/6.491 6.017 ± 0.6274
ea15 1342 1342/1342 1342 ± 0 5.943 5.477/6.423 6.023 ± 0.6673
ea16 1342 1342/1342 1342 ± 0.00001473 6.093 5.658/6.646 6.152 ± 0.6695
ea17 1342 1342/1342 1342 ± 0.00001399 5.697 5.468/5.865 5.664 ± 0.2477
ea18 1342 1342/1342 1342 ± 0 5.188 4.879/5.666 5.233 ± 0.4821
ea19 1342 1342/1342 1342 ± 0 5.775 5.687/5.869 5.779 ± 0.1135
ea20 1342 1342/1342 1342 ± 0 6.291 5.79/6.785 6.252 ± 0.6051
ea21 1342 1342/1342 1342 ± 0 5.647 5.504/6.318 5.89 ± 0.5218
ea22 1342 1342/1342 1342 ± 0.000004045 5.574 5.272/6.419 5.816 ± 0.6449
ea23 1342 1342/1342 1342 ± 0.000004208 5.775 5.622/6.562 6.071 ± 0.6346
ea24 1342 1342/1342 1342 ± 0 5.782 5.104/6.248 5.653 ± 0.5707
ea25 1342 1342/1342 1342 ± 0.000006364 5.526 5.296/6.22 5.752 ± 0.5804
ea26 1342 1342/1342 1342 ± 0 6.061 5.813/6.899 6.265 ± 0.652
ea27 1342 1342/1342 1342 ± 0.00001061 5.607 5.285/5.641 5.457 ± 0.2421
ea28 1342 1342/1342 1342 ± 0.0000408 5.679 5.513/6.494 5.931 ± 0.6336
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 ± 0.00002373 5.596 5.352/5.704 5.528 ± 0.2621
3 1342 1342/1342 1342 ± 0.00002564 5.073 4.895/5.29 5.127 ± 0.3507
4 1342 1342/1342 1342 ± 0.00004313 5.216 4.902/5.381 5.175 ± 0.3305
5 1342 1342/1342 1342 ± 0.00002373 5.487 5.317/5.7 5.49 ± 0.2934
6 1342 1342/1342 1342 ± 0.00002373 5.46 5.203/5.627 5.419 ± 0.2674
7 1342 1342/1342 1342 ± 0.00002373 5.477 5.2/5.63 5.444 ± 0.2606
8 1342 1342/1342 1342 ± 0.00002373 5.452 5.089/5.576 5.377 ± 0.292
9 1342 1342/1342 1342 ± 0.00002373 5.69 5.426/5.921 5.643 ± 0.3117
10 1342 1342/1342 1342 ± 0.00002575 6.081 5.878/6.207 5.999 ± 0.3204
11 1342 1342/1342 1342 ± 0.00002575 6.232 6.022/6.417 6.215 ± 0.2984
12 1342 1342/1342 1342 ± 0.00002575 6.417 6.212/6.554 6.36 ± 0.2966
13 1342 1342/1342 1342 ± 0.00002575 6.852 6.425/7.012 6.766 ± 0.3532
14 1342 1342/1342 1342 ± 0.00002575 7.049 6.606/7.255 6.965 ± 0.3802
15 1342 1342/1342 1342 ± 0.00002575 6.759 6.37/6.949 6.633 ± 0.3947
16 1342 1342/1342 1342 ± 0.00004503 5.678 5.544/5.979 5.743 ± 0.3464
17 1342 1342/1342 1342 ± 0.00004159 5.76 5.547/6.046 5.783 ± 0.319
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-13 02:56:36.509
End
2024-04-13 03:51:22.462
Duration
0:54:45.952
Note, WebLog generation is not included in the time.

CASA logs for stage 7