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

Statwt Summary Plot

VLASS2.1.sb38539731.eb38565870.59072.39593302083_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 5.875 5.302/6.123 5.798 ± 0.5372
ea02 1342 1342/1342 1342 ± 0 6.015 5.48/6.631 6.104 ± 0.5939
ea05 1342 1342/1342 1342 ± 0 5.99 5.357/6.501 5.883 ± 0.6255
ea06 1342 1342/1342 1342 ± 0 4.825 4.682/5.204 4.936 ± 0.3052
ea07 1342 1342/1342 1342 ± 0 5.868 5.42/6.006 5.811 ± 0.456
ea08 1342 1342/1342 1342 ± 0 6.135 5.658/6.89 6.249 ± 0.6819
ea09 1342 1342/1342 1342 ± 0 5.562 5.078/6.008 5.572 ± 0.5203
ea10 1342 1342/1342 1342 ± 0.00001419 5.816 5.363/6.602 5.943 ± 0.6518
ea11 1342 1342/1342 1342 ± 0 5.881 5.513/6.468 6.016 ± 0.5745
ea12 1342 1342/1342 1342 ± 0 6.027 5.38/6.478 6.009 ± 0.634
ea13 1342 1342/1342 1342 ± 0 6.372 5.819/6.513 6.251 ± 0.4908
ea14 1342 1342/1342 1342 ± 0 6.142 5.392/6.631 6.043 ± 0.7013
ea15 1342 1342/1342 1342 ± 0 5.836 5.269/6.27 5.882 ± 0.6485
ea16 1342 1342/1342 1342 ± 0 5.228 5.108/5.356 5.173 ± 0.2336
ea17 1342 1342/1342 1342 ± 0 6.241 5.721/6.862 6.291 ± 0.6139
ea18 1342 1342/1342 1342 ± 0 5.297 4.881/5.793 5.323 ± 0.5357
ea19 1342 1342/1342 1342 ± 0 6.171 5.541/6.724 6.13 ± 0.6237
ea20 1342 1342/1342 1342 ± 0 6.385 5.814/6.829 6.355 ± 0.6199
ea21 1342 1342/1342 1342 ± 0 5.724 5.438/6.362 5.893 ± 0.5654
ea22 1342 1342/1342 1342 ± 0 5.959 5.356/6.515 5.9 ± 0.6182
ea23 1342 1342/1342 1342 ± 0 5.949 5.489/6.645 6.116 ± 0.6755
ea25 1342 1342/1342 1342 ± 0 5.427 5.344/5.584 5.405 ± 0.1942
ea26 1342 1342/1342 1342 ± 0 5.907 5.598/6.646 6.072 ± 0.5382
ea27 1342 1342/1342 1342 ± 0.0000412 5.748 5.496/6.474 5.913 ± 0.5668
ea28 1342 1342/1342 1342 ± 0 5.819 5.532/6.646 6.073 ± 0.6314
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 ± 0.00002392 5.466 5.256/5.673 5.443 ± 0.3212
4 1342 1342/1342 1342 ± 0.0000243 5.285 5.114/5.456 5.265 ± 0.3757
5 1342 1342/1342 1342 ± 0.00002392 5.369 5.215/5.459 5.334 ± 0.2772
6 1342 1342/1342 1342 ± 0.00002392 5.386 5.263/5.535 5.362 ± 0.2816
7 1342 1342/1342 1342 ± 0.00002392 5.373 5.265/5.545 5.393 ± 0.2527
8 1342 1342/1342 1342 ± 0.00002392 5.473 5.19/5.544 5.371 ± 0.2895
9 1342 1342/1342 1342 ± 0.00002392 5.729 5.51/5.919 5.654 ± 0.3362
10 1342 1342/1342 1342 ± 0.00002489 6.163 5.886/6.295 6.081 ± 0.3444
11 1342 1342/1342 1342 ± 0.00002489 6.431 6.229/6.511 6.307 ± 0.3722
12 1342 1342/1342 1342 ± 0.00002489 6.52 6.214/6.649 6.44 ± 0.3852
13 1342 1342/1342 1342 ± 0.00002489 6.908 6.743/7.133 6.847 ± 0.406
14 1342 1342/1342 1342 ± 0.00002489 7.126 6.85/7.246 6.994 ± 0.447
15 1342 1342/1342 1342 ± 0.00002489 6.684 6.442/6.855 6.57 ± 0.427
16 1342 1342/1342 1342 ± 0.00003413 5.99 5.75/6.271 5.948 ± 0.355
17 1342 1342/1342 1342 ± 0.00003556 6.006 5.752/6.229 5.953 ± 0.3562
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38539731.eb38565870.59072.39593302083_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-05-01 06:24:39.136
End
2024-05-01 07:09:59.787
Duration
0:45:20.651
Note, WebLog generation is not included in the time.

CASA logs for stage 7