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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.424 5.291/6.059 5.519 ± 0.8105
ea02 1342 1342/1342 1342 ± 0.00004533 6.018 5.475/6.717 5.897 ± 0.9791
ea04 1342 1342/1342 1342 ± 0.00004535 5.458 5.09/6.122 5.337 ± 0.9102
ea05 1342 1342/1342 1342 ± 0.0000149 5.397 5.026/6.135 5.462 ± 0.8214
ea06 1342 1342/1342 1342 ± 0.00004381 5.284 4.98/6.003 5.225 ± 0.8674
ea07 1342 1342/1342 1342 ± 0.00003943 5.827 5.335/6.209 5.623 ± 0.8122
ea09 1342 1342/1342 1342 ± 0.000032 5.399 5.053/6.073 5.415 ± 0.753
ea10 1342 1342/1342 1342 ± 0.00004041 5.267 4.817/5.812 5.158 ± 0.7269
ea11 1342 1342/1342 1342 ± 0.00004163 6.013 5.472/6.589 5.793 ± 0.9375
ea12 1342 1342/1342 1342 ± 0.00004272 5.907 5.492/6.537 5.786 ± 1.001
ea13 1342 1342/1342 1342 ± 0.00002433 5.66 5.569/6.276 5.747 ± 0.8206
ea14 1342 1342/1342 1342 ± 0.00002615 5.692 5.278/6.528 5.656 ± 0.9504
ea15 1342 1342/1342 1342 ± 0.0000404 5.559 5.357/6.557 5.646 ± 1.074
ea16 1342 1342/1342 1342 ± 0.0000215 5.767 5.555/6.794 5.913 ± 0.9352
ea17 1342 1342/1342 1342 ± 0.00004276 5.909 5.439/6.579 5.884 ± 0.9374
ea18 1342 1342/1342 1342 ± 0.00004328 5.094 4.879/5.587 5.056 ± 0.6895
ea19 1342 1342/1342 1342 ± 0.000006982 5.646 5.438/6.481 5.72 ± 0.8675
ea20 1342 1342/1342 1342 ± 0.00003442 6.134 6.016/7.043 6.247 ± 0.951
ea21 1342 1342/1342 1342 ± 0.00002418 5.556 5.313/6.264 5.523 ± 0.8981
ea22 1342 1342/1342 1342 ± 0.00003426 5.489 5.221/6.528 5.644 ± 0.9479
ea23 1342 1342/1342 1342 ± 0.00002875 5.925 5.523/6.629 5.907 ± 0.8726
ea24 1342 1342/1342 1342 ± 0.00002178 4.91 4.765/6.036 5.24 ± 0.6995
ea25 1342 1342/1342 1342 ± 0.00004132 5.702 5.344/6.293 5.642 ± 0.8521
ea26 1342 1342/1342 1342 ± 0.00003178 5.779 5.56/6.817 5.899 ± 0.9321
ea27 1342 1342/1342 1342 ± 0.00004007 5.672 5.246/6.598 5.68 ± 0.8931
ea28 1342 1342/1342 1342 ± 0.00004073 5.812 5.493/6.741 5.906 ± 0.9785
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 ± 0.00002362 5.458 5.335/5.668 5.449 ± 0.309
3 1342 1342/1342 1342 ± 0.00004596 5.843 5.444/6.142 5.826 ± 0.5288
5 1342 1342/1342 1342 ± 0.00002796 5.223 5.028/5.47 5.248 ± 0.2912
6 1342 1342/1342 1342 ± 0.00002362 5.4 5.113/5.53 5.331 ± 0.2622
7 1342 1342/1342 1342 ± 0.00002362 5.441 5.222/5.551 5.366 ± 0.2658
8 1342 1342/1342 1342 ± 0.00002362 5.373 5.059/5.489 5.316 ± 0.3025
9 1342 1342/1342 1342 ± 0.00002362 5.653 5.295/5.779 5.587 ± 0.2965
10 1342 1342/1342 1342 ± 0.00002362 6.125 5.89/6.221 6.036 ± 0.2822
11 1342 1342/1342 1342 ± 0.00002362 6.382 6.072/6.538 6.324 ± 0.2872
12 1342 1342/1342 1342 ± 0.00002362 6.483 6.269/6.719 6.494 ± 0.3254
13 1342 1342/1342 1342 ± 0.00002362 6.677 6.393/6.94 6.624 ± 0.3922
14 1342 1342/1342 1342 ± 0.0000277 6.445 6.148/6.839 6.429 ± 0.4922
15 1342 1342/1342 1342 ± 0.0000256 6.543 6.039/6.813 6.417 ± 0.494
16 1342 1342/1342 1342 ± 0.00005421 3.656 3.519/3.846 3.681 ± 0.2519
17 1342 1342/1342 1342 ± 0.00005645 3.803 3.625/4.042 3.848 ± 0.3199
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-11-01 20:22:38.002
End
2024-11-01 21:26:11.623
Duration
1:03:33.621
Note, WebLog generation is not included in the time.

CASA logs for stage 8