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

Statwt Summary Plot

VLASS2.1.sb38607339.eb38658209.59109.972473263886_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 5.776 5.219/6.076 5.683 ± 0.5253
ea02 1342 1342/1342 1342 ± 0.00002246 5.635 5.353/6.402 5.902 ± 0.6332
ea04 1342 1342/1342 1342 ± 0 5.39 5.099/6.042 5.595 ± 0.5738
ea05 1342 1342/1342 1342 ± 0 5.822 5.361/6.3 5.896 ± 0.5962
ea06 1342 1342/1342 1342 ± 0 4.679 4.537/5.089 4.805 ± 0.3222
ea07 1342 1342/1342 1342 ± 0 5.908 5.373/6.154 5.906 ± 0.586
ea08 1342 1342/1342 1342 ± 0 5.83 5.539/6.673 6.13 ± 0.6746
ea09 1342 1342/1342 1342 ± 0 5.686 5.191/6.468 5.774 ± 0.6085
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.672 5.287/6.366 5.903 ± 0.6631
ea13 1342 1342/1342 1342 ± 0 6.123 5.761/6.42 6.185 ± 0.4947
ea14 1342 1342/1342 1342 ± 0 5.757 5.259/6.389 5.865 ± 0.6907
ea15 1342 1342/1342 1342 ± 0 5.681 5.313/6.336 5.896 ± 0.6563
ea16 1342 1342/1342 1342 ± 0 6.025 5.595/6.676 6.201 ± 0.7224
ea17 1342 1342/1342 1342 ± 0 5.96 5.502/6.47 6.066 ± 0.6442
ea18 1342 1342/1342 1342 ± 0 4.906 4.624/5.388 5.043 ± 0.5078
ea19 1342 1342/1342 1342 ± 0 5.963 5.543/6.69 6.181 ± 0.6617
ea20 1342 1342/1342 1342 ± 0 5.983 5.623/6.6 6.167 ± 0.6404
ea21 1342 1342/1342 1342 ± 0 5.716 5.36/6.256 5.848 ± 0.5671
ea22 1342 1342/1342 1342 ± 0 5.448 5.225/6.152 5.678 ± 0.6563
ea23 1342 1342/1342 1342 ± 0 5.952 5.379/6.393 6.032 ± 0.6944
ea25 1342 1342/1342 1342 ± 0 5.577 5.217/6.11 5.736 ± 0.5834
ea26 1342 1342/1342 1342 ± 0 5.902 5.545/6.634 6.101 ± 0.6761
ea27 1342 1342/1342 1342 ± 0 5.454 5.1/6.326 5.666 ± 0.6156
ea28 1342 1342/1342 1342 ± 0.000006051 5.66 5.398/6.425 5.906 ± 0.655
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 ± 0.00002442 5.348 5.186/5.548 5.328 ± 0.2765
3 1342 1342/1342 1342 ± 0.00002442 5.259 5.078/5.444 5.239 ± 0.3022
4 1342 1342/1342 1342 ± 0.00002521 5.316 5.201/5.453 5.265 ± 0.3556
5 1342 1342/1342 1342 ± 0.00002442 5.321 5.079/5.484 5.293 ± 0.3268
6 1342 1342/1342 1342 ± 0.00002442 5.288 5.125/5.508 5.272 ± 0.3101
7 1342 1342/1342 1342 ± 0.00002442 5.32 5.223/5.537 5.326 ± 0.2852
8 1342 1342/1342 1342 ± 0.00002442 5.352 5.13/5.495 5.286 ± 0.3068
9 1342 1342/1342 1342 ± 0.00002442 5.582 5.429/5.806 5.545 ± 0.3394
10 1342 1342/1342 1342 ± 0.00002442 6.029 5.854/6.161 5.964 ± 0.3506
11 1342 1342/1342 1342 ± 0.00002442 6.299 6.066/6.38 6.193 ± 0.3689
12 1342 1342/1342 1342 ± 0.00002442 6.392 6.17/6.584 6.302 ± 0.4834
13 1342 1342/1342 1342 ± 0.00002442 6.869 6.724/7.135 6.815 ± 0.4325
14 1342 1342/1342 1342 ± 0.00002442 7.077 6.802/7.321 6.973 ± 0.4677
15 1342 1342/1342 1342 ± 0.00002442 6.784 6.512/6.933 6.656 ± 0.4634
16 1342 1342/1342 1342 ± 0.00002484 6.033 5.629/6.313 5.977 ± 0.4451
17 1342 1342/1342 1342 ± 0.00002444 5.988 5.679/6.324 5.976 ± 0.4356
vis
VLASS2.1.sb38607339.eb38658209.59109.972473263886_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-02-06 22:15:23.918
End
2025-02-06 22:44:25.433
Duration
0:29:01.515
Note, WebLog generation is not included in the time.

CASA logs for stage 8