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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.481 5.385/6.206 5.64 ± 0.6583
ea02 1342 1342/1342 1342 ± 0.00004204 5.939 5.533/6.676 5.938 ± 0.8232
ea04 1342 1342/1342 1342 ± 0.000005137 5.107 4.978/5.883 5.348 ± 0.6109
ea05 1342 1342/1342 1342 ± 0.000006599 5.393 5.059/6.253 5.609 ± 0.6558
ea06 1342 1342/1342 1342 ± 0.000001378 4.791 4.674/5.276 4.867 ± 0.4469
ea07 1342 1342/1342 1342 ± 0.00004209 5.995 5.575/6.325 5.988 ± 0.7842
ea08 1342 1342/1342 1342 ± 0.00004207 6.116 5.635/7.021 6.135 ± 0.8927
ea09 1342 1342/1342 1342 ± 0.000001391 5.538 5.202/6.47 5.677 ± 0.7736
ea10 1342 1342/1342 1342 ± 0.00004212 5.688 5.462/6.829 5.943 ± 0.8599
ea11 1342 1342/1342 1342 ± 0.0000346 5.904 5.319/6.697 5.936 ± 0.9317
ea12 1342 1342/1342 1342 ± 0.0000014 5.612 5.366/6.511 5.837 ± 0.8503
ea13 1342 1342/1342 1342 ± 0.00000308 5.92 5.593/6.468 6.007 ± 0.7108
ea14 1342 1342/1342 1342 ± 0.000001936 5.543 5.265/6.531 5.841 ± 0.7364
ea15 1342 1342/1342 1342 ± 0 5.269 5.159/6.267 5.659 ± 0.7693
ea16 1342 1342/1342 1342 ± 0.00001926 6.04 5.722/6.773 6.155 ± 0.816
ea17 1342 1342/1342 1342 ± 0.00004215 5.977 5.533/7.059 6.041 ± 0.8614
ea18 1342 1342/1342 1342 ± 0.00002996 4.935 4.646/5.679 5.069 ± 0.6148
ea19 1342 1342/1342 1342 ± 0 5.677 5.465/6.581 5.957 ± 0.7142
ea20 1342 1342/1342 1342 ± 0.000005501 5.89 5.716/6.923 6.074 ± 0.8929
ea21 1342 1342/1342 1342 ± 0.00001387 5.529 5.297/6.339 5.765 ± 0.6838
ea22 1342 1342/1342 1342 ± 0.00003978 5.474 5.062/6.294 5.522 ± 0.7864
ea23 1342 1342/1342 1342 ± 0.0000409 5.716 5.659/6.675 6.069 ± 0.8556
ea25 1342 1342/1342 1342 ± 0.00004213 5.588 5.409/6.464 5.756 ± 0.7902
ea26 1342 1342/1342 1342 ± 0 5.825 5.54/6.958 6.09 ± 0.816
ea27 1342 1342/1342 1342 ± 0.00004272 5.67 5.288/6.636 5.781 ± 0.7779
ea28 1342 1342/1342 1342 ± 0.00004213 5.813 5.649/6.703 5.974 ± 0.8029
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 ± 0.00002366 5.441 5.288/5.63 5.445 ± 0.2732
4 1342 1342/1342 1342 ± 0.00002555 5.004 4.847/5.33 5.071 ± 0.3633
5 1342 1342/1342 1342 ± 0.00002366 5.516 5.264/5.69 5.478 ± 0.3466
6 1342 1342/1342 1342 ± 0.00002366 5.491 5.265/5.664 5.436 ± 0.3377
7 1342 1342/1342 1342 ± 0.00002366 5.464 5.365/5.712 5.444 ± 0.2898
8 1342 1342/1342 1342 ± 0.00002366 5.472 5.28/5.676 5.426 ± 0.3347
9 1342 1342/1342 1342 ± 0.00002366 5.694 5.499/5.991 5.677 ± 0.3748
10 1342 1342/1342 1342 ± 0.00002366 6.13 5.973/6.351 6.097 ± 0.3555
11 1342 1342/1342 1342 ± 0.00002366 6.419 6.243/6.577 6.329 ± 0.3834
12 1342 1342/1342 1342 ± 0.00002366 6.52 6.282/6.706 6.416 ± 0.4982
13 1342 1342/1342 1342 ± 0.00002366 6.917 6.748/7.13 6.869 ± 0.407
14 1342 1342/1342 1342 ± 0.00002366 7.014 6.675/7.255 6.916 ± 0.4685
15 1342 1342/1342 1342 ± 0.00002366 6.799 6.592/7.129 6.752 ± 0.5173
16 1342 1342/1342 1342 ± 0.00006104 4.54 4.375/4.722 4.545 ± 0.2463
17 1342 1342/1342 1342 ± 0.00006057 4.565 4.404/4.742 4.57 ± 0.233
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
overwrite_modelcol
False
Start time
2024-11-19 16:20:42.625
End
2024-11-19 17:02:02.329
Duration
0:41:19.704
Note, WebLog generation is not included in the time.

CASA logs for stage 8