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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 5.87 5.605/6.408 6.031 ± 0.5022
ea02 1342 1342/1342 1342 ± 0.000001802 6.168 5.403/6.608 6.104 ± 0.691
ea04 1342 1342/1342 1342 ± 0 5.703 5.335/6.135 5.777 ± 0.5388
ea05 1342 1342/1342 1342 ± 0.000008433 6.022 5.509/6.642 6.074 ± 0.6182
ea06 1342 1342/1342 1342 ± 0.000001274 5.117 4.938/5.646 5.298 ± 0.4369
ea07 1342 1342/1342 1342 ± 0.00004099 6.157 5.701/6.533 6.254 ± 0.626
ea08 1342 1342/1342 1342 ± 0.00002199 6.04 5.786/6.858 6.333 ± 0.6568
ea09 1342 1342/1342 1342 ± 0 6.025 5.433/6.616 6.044 ± 0.6157
ea10 1342 1342/1342 1342 ± 0.00004327 6.234 5.65/7.015 6.362 ± 0.704
ea11 1342 1342/1342 1342 ± 0.00004283 6.228 5.671/6.89 6.323 ± 0.7008
ea12 1342 1342/1342 1342 ± 0.000002802 6.041 5.637/6.716 6.187 ± 0.6485
ea13 1342 1342/1342 1342 ± 0 6.362 5.743/6.675 6.307 ± 0.5803
ea14 1342 1342/1342 1342 ± 0.00003053 5.859 5.342/6.429 5.956 ± 0.6305
ea15 1342 1342/1342 1342 ± 0 5.892 5.413/6.452 6.006 ± 0.6383
ea16 1342 1342/1342 1342 ± 0.000009839 6.159 5.559/6.746 6.241 ± 0.7959
ea17 1342 1342/1342 1342 ± 0.00004533 6.259 5.937/6.894 6.524 ± 0.6824
ea18 1342 1342/1342 1342 ± 0.00004241 5.327 5.127/5.985 5.501 ± 0.534
ea19 1342 1342/1342 1342 ± 0.00001845 6.331 5.646/6.939 6.356 ± 0.6976
ea20 1342 1342/1342 1342 ± 0.00001209 6.201 6.103/7.066 6.533 ± 0.6637
ea21 1342 1342/1342 1342 ± 0.00001974 5.747 5.364/6.443 5.95 ± 0.6643
ea22 1342 1342/1342 1342 ± 0 6.051 5.264/6.338 5.878 ± 0.7075
ea23 1342 1342/1342 1342 ± 0.00003618 6.061 5.69/6.77 6.285 ± 0.6999
ea25 1342 1342/1342 1342 ± 0.0000434 5.972 5.688/6.606 6.162 ± 0.6499
ea26 1342 1342/1342 1342 ± 0 6.281 5.853/6.911 6.394 ± 0.5758
ea27 1342 1342/1342 1342 ± 0.00004319 5.87 5.746/6.778 6.156 ± 0.6241
ea28 1342 1342/1342 1342 ± 0.000044 5.929 5.708/6.664 6.251 ± 0.6129
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 ± 0.00002349 5.596 5.354/5.791 5.581 ± 0.3373
5 1342 1342/1342 1342 ± 0.00002683 5.57 5.349/5.757 5.562 ± 0.267
6 1342 1342/1342 1342 ± 0.00002353 5.542 5.322/5.741 5.475 ± 0.2963
7 1342 1342/1342 1342 ± 0.00002349 5.606 5.332/5.684 5.538 ± 0.272
8 1342 1342/1342 1342 ± 0.00002349 5.475 5.318/5.694 5.506 ± 0.3157
9 1342 1342/1342 1342 ± 0.00002357 5.854 5.612/6.004 5.794 ± 0.3188
10 1342 1342/1342 1342 ± 0.00002349 6.262 6.101/6.488 6.252 ± 0.313
11 1342 1342/1342 1342 ± 0.00002349 6.461 6.339/6.67 6.487 ± 0.3278
12 1342 1342/1342 1342 ± 0.00002393 6.715 6.433/6.861 6.645 ± 0.3698
13 1342 1342/1342 1342 ± 0.00002349 7.199 6.95/7.342 7.103 ± 0.3674
14 1342 1342/1342 1342 ± 0.00002349 7.428 7.086/7.547 7.29 ± 0.383
15 1342 1342/1342 1342 ± 0.00002747 6.794 6.578/7.02 6.74 ± 0.3953
16 1342 1342/1342 1342 ± 0.00006053 5.737 5.539/5.985 5.734 ± 0.356
17 1342 1342/1342 1342 ± 0.00005937 5.925 5.762/6.201 5.942 ± 0.3771
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
overwrite_modelcol
False
Start time
2025-01-07 11:23:10.567
End
2025-01-07 12:18:12.636
Duration
0:55:02.069
Note, WebLog generation is not included in the time.

CASA logs for stage 8