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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.883 5.287/6.085 5.788 ± 0.5718
ea02 1342 1342/1342 1342 ± 0 5.766 5.442/6.596 6.022 ± 0.6639
ea04 1342 1342/1342 1342 ± 0 5.503 5.062/6.077 5.617 ± 0.5615
ea05 1342 1342/1342 1342 ± 0 5.933 5.294/6.456 5.848 ± 0.6294
ea06 1342 1342/1342 1342 ± 0 4.866 4.661/5.219 4.947 ± 0.342
ea07 1342 1342/1342 1342 ± 0 6.174 5.491/6.276 6.077 ± 0.6063
ea08 1342 1342/1342 1342 ± 0.000005831 6.008 5.729/6.798 6.273 ± 0.6879
ea09 1342 1342/1342 1342 ± 0 5.645 5.234/6.467 5.817 ± 0.6324
ea10 1342 1342/1342 1342 ± 0 6.093 5.323/6.68 6.032 ± 0.7034
ea11 1342 1342/1342 1342 ± 0 6.133 5.179/6.504 5.985 ± 0.7415
ea12 1342 1342/1342 1342 ± 0 5.962 5.369/6.461 6.032 ± 0.6901
ea13 1342 1342/1342 1342 ± 0 6.429 5.845/6.486 6.306 ± 0.538
ea14 1342 1342/1342 1342 ± 0 6.031 5.186/6.547 5.962 ± 0.7159
ea15 1342 1342/1342 1342 ± 0 5.942 5.353/6.462 6.007 ± 0.6916
ea16 1342 1342/1342 1342 ± 0 6.245 5.678/6.802 6.312 ± 0.7553
ea17 1342 1342/1342 1342 ± 0.00000382 6.028 5.579/6.893 6.121 ± 0.6556
ea18 1342 1342/1342 1342 ± 0 5.121 4.705/5.575 5.165 ± 0.5529
ea19 1342 1342/1342 1342 ± 0 6.253 5.571/6.794 6.267 ± 0.7043
ea20 1342 1342/1342 1342 ± 0 6.335 5.694/6.797 6.273 ± 0.6705
ea21 1342 1342/1342 1342 ± 0 5.957 5.391/6.37 5.922 ± 0.6088
ea22 1342 1342/1342 1342 ± 0 5.43 5.073/6.272 5.699 ± 0.6691
ea23 1342 1342/1342 1342 ± 0 6.214 5.435/6.597 6.155 ± 0.7284
ea25 1342 1342/1342 1342 ± 0 5.641 5.285/6.302 5.795 ± 0.596
ea26 1342 1342/1342 1342 ± 0 6.15 5.642/6.974 6.274 ± 0.6783
ea27 1342 1342/1342 1342 ± 0.00001888 5.867 5.325/6.394 5.864 ± 0.592
ea28 1342 1342/1342 1342 ± 0.00003147 5.862 5.481/6.597 6.09 ± 0.6527
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 ± 0.00002354 5.233 5.119/5.491 5.263 ± 0.2444
4 1342 1342/1342 1342 ± 0.00002583 5.256 5.008/5.374 5.213 ± 0.3187
5 1342 1342/1342 1342 ± 0.00002354 5.378 5.137/5.544 5.364 ± 0.3092
6 1342 1342/1342 1342 ± 0.00002354 5.346 5.142/5.46 5.311 ± 0.3296
7 1342 1342/1342 1342 ± 0.00002354 5.374 5.254/5.565 5.367 ± 0.2706
8 1342 1342/1342 1342 ± 0.00002354 5.415 5.212/5.552 5.35 ± 0.2954
9 1342 1342/1342 1342 ± 0.00002354 5.652 5.47/5.887 5.623 ± 0.3406
10 1342 1342/1342 1342 ± 0.00002354 6.095 5.94/6.254 6.051 ± 0.3312
11 1342 1342/1342 1342 ± 0.00002354 6.349 6.16/6.481 6.268 ± 0.3511
12 1342 1342/1342 1342 ± 0.00002354 6.467 6.306/6.666 6.371 ± 0.4644
13 1342 1342/1342 1342 ± 0.00002354 6.942 6.868/7.173 6.914 ± 0.4065
14 1342 1342/1342 1342 ± 0.00002354 7.229 6.927/7.427 7.107 ± 0.4547
15 1342 1342/1342 1342 ± 0.00002354 6.865 6.61/7.049 6.751 ± 0.45
16 1342 1342/1342 1342 ± 0.00002951 6.085 5.781/6.405 6.068 ± 0.4225
17 1342 1342/1342 1342 ± 0.00003093 6.079 5.717/6.427 6.056 ± 0.4222
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-02-20 06:48:46.208
End
2025-02-20 07:17:40.135
Duration
0:28:53.927
Note, WebLog generation is not included in the time.

CASA logs for stage 8