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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.306 5.232/5.903 5.307 ± 0.8946
ea02 1342 1342/1342 1342 ± 0.00004284 5.842 5.328/6.436 5.629 ± 1.096
ea03 1342 1342/1342 1342 ± 0 4.967 4.678/5.916 5.182 ± 0.7926
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001383 5.605 5.179/6.243 5.583 ± 0.8724
ea06 1342 1342/1342 1342 ± 0.00003754 4.592 4.49/5.07 4.537 ± 0.6818
ea07 1342 1342/1342 1342 ± 0.00004366 5.694 5.372/6.182 5.545 ± 0.9921
ea08 1342 1342/1342 1342 ± 0.00004366 6.029 5.594/6.739 5.859 ± 1.149
ea09 1342 1342/1342 1342 ± 0.000004957 5.488 5.203/6.255 5.506 ± 0.9088
ea10 1342 1342/1342 1342 ± 0.00004532 5.539 5.207/6.426 5.534 ± 1.049
ea11 1342 1342/1342 1342 ± 0.00004272 5.605 5.122/6.462 5.509 ± 1.028
ea12 1342 1342/1342 1342 ± 0.00004066 5.577 5.32/6.543 5.66 ± 1.124
ea13 1342 1342/1342 1342 ± 0.0000116 6.087 5.766/6.552 5.966 ± 0.9303
ea14 1342 1342/1342 1342 ± 0.00001971 6.305 5.315/6.509 5.628 ± 1.252
ea15 1342 1342/1342 1342 ± 0.00002214 5.5 5.284/6.391 5.596 ± 1.159
ea16 1342 1342/1342 1342 ± 0.00002403 5.904 5.53/6.439 5.76 ± 1.067
ea17 1342 1342/1342 1342 ± 0.00004622 6.015 5.59/6.645 5.866 ± 1.133
ea18 1342 1342/1342 1342 ± 0.00004272 4.827 4.492/5.536 4.812 ± 0.773
ea19 1342 1342/1342 1342 ± 0.000003204 5.454 5.203/6.184 5.51 ± 0.8265
ea20 1342 1342/1342 1342 ± 0.00004272 5.742 5.577/6.885 5.854 ± 1.142
ea21 1342 1342/1342 1342 ± 0.00001885 5.543 5.331/6.326 5.52 ± 0.9288
ea22 1342 1342/1342 1342 ± 0.00003281 5.467 5.138/6.327 5.473 ± 1.021
ea23 1342 1342/1342 1342 ± 0.00004108 5.603 5.469/6.433 5.648 ± 1.048
ea25 1342 1342/1342 1342 ± 0.00004383 5.417 5.274/6.191 5.435 ± 0.9554
ea26 1342 1342/1342 1342 ± 0.00001552 5.852 5.698/6.838 5.919 ± 1.033
ea27 1342 1342/1342 1342 ± 0.00004612 5.413 5.142/6.389 5.417 ± 1.011
ea28 1342 1342/1342 1342 ± 0.000046 5.61 5.428/6.451 5.607 ± 1.047
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 ± 0.00002409 5.34 5.149/5.663 5.378 ± 0.3362
5 1342 1342/1342 1342 ± 0.00002407 5.445 5.218/5.672 5.404 ± 0.4102
6 1342 1342/1342 1342 ± 0.00002407 5.374 5.2/5.462 5.297 ± 0.3334
7 1342 1342/1342 1342 ± 0.00002407 5.327 5.173/5.523 5.318 ± 0.3131
8 1342 1342/1342 1342 ± 0.00002407 5.352 5.177/5.532 5.309 ± 0.3421
9 1342 1342/1342 1342 ± 0.00002407 5.578 5.461/5.845 5.568 ± 0.3599
10 1342 1342/1342 1342 ± 0.00002361 6.105 5.854/6.219 6.009 ± 0.3667
11 1342 1342/1342 1342 ± 0.00002361 6.39 6.192/6.463 6.281 ± 0.3698
12 1342 1342/1342 1342 ± 0.00002361 6.537 6.389/6.677 6.477 ± 0.4008
13 1342 1342/1342 1342 ± 0.0000239 6.577 6.402/6.917 6.58 ± 0.4281
14 1342 1342/1342 1342 ± 0.00003884 6.068 5.746/6.418 6.155 ± 0.5971
15 1342 1342/1342 1342 ± 0.00002361 6.772 6.49/7.002 6.662 ± 0.5535
16 1342 1342/1342 1342 ± 0.00005772 3.396 3.243/3.615 3.437 ± 0.2727
17 1342 1342/1342 1342 ± 0.00006023 3.501 3.385/3.665 3.533 ± 0.235
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
output_dir
 
Start time
2024-11-02 05:47:44.789
End
2024-11-02 06:29:48.122
Duration
0:42:03.333
Note, WebLog generation is not included in the time.

CASA logs for stage 8