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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.648 5.351/6.094 5.786 ± 0.5486
ea02 1342 1342/1342 1342 ± 0 5.862 5.493/6.677 6.057 ± 0.6709
ea03 1342 1342/1342 1342 ± 0 5.453 4.847/6.098 5.511 ± 0.6627
ea04 1342 1342/1342 1342 ± 0 5.334 5.051/6.084 5.565 ± 0.5918
ea05 1342 1342/1342 1342 ± 0 5.65 5.161/6.191 5.746 ± 0.6446
ea06 1342 1342/1342 1342 ± 0 5.164 4.863/5.588 5.236 ± 0.4209
ea07 1342 1342/1342 1342 ± 0 5.984 5.428/6.229 5.984 ± 0.5915
ea08 1342 1342/1342 1342 ± 0 5.917 5.655/6.806 6.24 ± 0.7075
ea09 1342 1342/1342 1342 ± 0 5.664 5.285/6.434 5.84 ± 0.6628
ea10 1342 1342/1342 1342 ± 0 5.963 5.309/6.61 5.964 ± 0.6896
ea11 1342 1342/1342 1342 ± 0 5.976 5.432/6.5 6.04 ± 0.6897
ea12 1342 1342/1342 1342 ± 0 5.68 5.289/6.263 5.845 ± 0.6185
ea13 1342 1342/1342 1342 ± 0 6.187 5.993/6.628 6.357 ± 0.509
ea15 1342 1342/1342 1342 ± 0 5.67 5.27/6.413 5.879 ± 0.6986
ea16 1342 1342/1342 1342 ± 0 5.976 5.546/6.694 6.148 ± 0.7496
ea17 1342 1342/1342 1342 ± 0 6.25 5.851/6.875 6.411 ± 0.7007
ea18 1342 1342/1342 1342 ± 0 4.99 4.69/5.486 5.108 ± 0.5053
ea19 1342 1342/1342 1342 ± 0 5.962 5.266/6.451 5.901 ± 0.634
ea20 1342 1342/1342 1342 ± 0 5.859 5.447/6.538 5.995 ± 0.5974
ea21 1342 1342/1342 1342 ± 0 5.646 5.225/6.153 5.747 ± 0.6012
ea22 1342 1342/1342 1342 ± 0 5.555 5.32/6.488 5.877 ± 0.6867
ea23 1342 1342/1342 1342 ± 0 5.981 5.38/6.454 6.069 ± 0.709
ea24 1342 1342/1342 1342 ± 0.000001514 5.723 5.506/6.668 5.952 ± 0.6698
ea25 1342 1342/1342 1342 ± 0 5.614 5.333/6.21 5.804 ± 0.5952
ea26 1342 1342/1342 1342 ± 0 6.155 5.757/6.887 6.335 ± 0.7251
ea27 1342 1342/1342 1342 ± 0.000004541 5.606 5.376/6.466 5.825 ± 0.6128
ea28 1342 1342/1342 1342 ± 0.000008678 5.495 5.309/6.305 5.755 ± 0.6486
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 ± 0.00002307 5.343 5.195/5.575 5.358 ± 0.2846
3 1342 1342/1342 1342 ± 0.00002307 5.177 4.973/5.371 5.176 ± 0.2963
4 1342 1342/1342 1342 ± 0.00002426 5.286 4.997/5.421 5.237 ± 0.3495
5 1342 1342/1342 1342 ± 0.00002307 5.249 5.123/5.501 5.311 ± 0.3507
6 1342 1342/1342 1342 ± 0.00002349 5.341 5.171/5.534 5.327 ± 0.3295
7 1342 1342/1342 1342 ± 0.00002307 5.336 5.265/5.531 5.378 ± 0.2872
8 1342 1342/1342 1342 ± 0.00002307 5.33 5.157/5.536 5.33 ± 0.315
9 1342 1342/1342 1342 ± 0.00002307 5.564 5.409/5.883 5.619 ± 0.3481
10 1342 1342/1342 1342 ± 0.00002307 6.088 5.874/6.301 6.065 ± 0.3505
11 1342 1342/1342 1342 ± 0.00002307 6.328 6.096/6.507 6.295 ± 0.3486
12 1342 1342/1342 1342 ± 0.00002307 6.497 6.252/6.649 6.451 ± 0.3759
13 1342 1342/1342 1342 ± 0.00002307 6.914 6.807/7.074 6.888 ± 0.3731
14 1342 1342/1342 1342 ± 0.00002307 7.056 6.871/7.266 7.043 ± 0.4042
15 1342 1342/1342 1342 ± 0.00002307 6.696 6.496/6.973 6.693 ± 0.4159
16 1342 1342/1342 1342 ± 0.0000239 6.029 5.63/6.261 5.955 ± 0.3608
17 1342 1342/1342 1342 ± 0.00002339 5.959 5.757/6.274 5.987 ± 0.3361
statwtmode
VLASS-SE
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-18 04:57:00.673
End
2024-12-18 06:07:34.592
Duration
1:10:33.919
Note, WebLog generation is not included in the time.

CASA logs for stage 8