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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 4.478 4.287/4.619 4.427 ± 0.269
ea02 1342 1342/1342 1342 ± 0 4.692 4.479/4.829 4.606 ± 0.3098
ea04 1342 1342/1342 1342 ± 0.00002273 4.383 4.266/4.564 4.453 ± 0.2076
ea05 1342 1342/1342 1342 ± 0 5.338 5.065/5.558 5.32 ± 0.3639
ea06 1342 1342/1342 1342 ± 0 2.562 2.485/2.696 2.594 ± 0.1279
ea07 1342 1342/1342 1342 ± 0 5.294 5.063/5.346 5.255 ± 0.2228
ea08 1342 1342/1342 1342 ± 0 5.385 5.042/5.738 5.396 ± 0.4349
ea09 1342 1342/1342 1342 ± 0 4.355 4.244/4.531 4.376 ± 0.2858
ea10 1342 1342/1342 1342 ± 0 5.208 4.972/5.716 5.337 ± 0.4063
ea11 1342 1342/1342 1342 ± 0 4.683 4.55/4.944 4.715 ± 0.2696
ea12 1342 1342/1342 1342 ± 0 4.951 4.723/5.103 4.956 ± 0.2574
ea13 1342 1342/1342 1342 ± 0 4.746 4.586/4.949 4.774 ± 0.2592
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.678 4.524/4.928 4.709 ± 0.2244
ea17 1342 1342/1342 1342 ± 0.000009154 5.762 5.558/6.33 5.923 ± 0.4806
ea18 1342 1342/1342 1342 ± 0 4.751 4.563/5.074 4.819 ± 0.3061
ea19 1342 1342/1342 1342 ± 0 5.353 5.094/5.599 5.349 ± 0.3271
ea21 1342 1342/1342 1342 ± 0 4.37 4.258/4.478 4.341 ± 0.2347
ea22 1342 1342/1342 1342 ± 0 4.956 4.748/5.354 5.047 ± 0.3458
ea23 1342 1342/1342 1342 ± 0 4.658 4.55/4.844 4.676 ± 0.2421
ea25 1342 1342/1342 1342 ± 0 4.55 4.501/4.731 4.608 ± 0.1601
ea26 1342 1342/1342 1342 ± 0 4.754 4.677/4.974 4.804 ± 0.2411
ea27 1342 1342/1342 1342 ± 0 5.026 4.759/5.493 5.11 ± 0.358
ea28 1342 1342/1342 1342 ± 0.000001541 4.533 4.416/4.752 4.531 ± 0.3026
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 ± 0.00002605 5.078 4.918/5.272 5.084 ± 0.2877
3 1342 1342/1342 1342 ± 0.00003187 4.728 4.489/5.219 4.788 ± 0.3583
4 1342 1342/1342 1342 ± 0.00003207 4.774 4.416/4.944 4.783 ± 0.3723
5 1342 1342/1342 1342 ± 0.00002605 4.757 4.624/5.004 4.843 ± 0.3204
6 1342 1342/1342 1342 ± 0.00002605 4.71 4.517/5.027 4.751 ± 0.3214
7 1342 1342/1342 1342 ± 0.00002605 4.707 4.501/4.861 4.711 ± 0.2903
8 1342 1342/1342 1342 ± 0.00002605 4.56 4.413/4.727 4.628 ± 0.3311
9 1342 1342/1342 1342 ± 0.00002605 4.674 4.532/4.99 4.746 ± 0.42
10 1342 1342/1342 1342 ± 0.00002605 4.791 4.521/5.261 4.837 ± 0.6237
11 1342 1342/1342 1342 ± 0.00002605 4.885 4.542/5.364 4.915 ± 0.705
12 1342 1342/1342 1342 ± 0.00002605 4.957 4.637/5.504 4.974 ± 0.7632
13 1342 1342/1342 1342 ± 0.00002605 5.102 4.791/5.626 5.166 ± 0.7857
14 1342 1342/1342 1342 ± 0.00002605 5.173 4.799/5.755 5.199 ± 0.8116
15 1342 1342/1342 1342 ± 0.00002605 4.844 4.501/5.349 4.873 ± 0.7712
16 1342 1342/1342 1342 ± 0.00002686 4.433 3.96/4.744 4.413 ± 0.6533
17 1342 1342/1342 1342 ± 0.00002605 4.407 3.946/4.758 4.399 ± 0.6655
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-03-29 10:52:42.265
End
2024-03-29 12:09:21.522
Duration
1:16:39.257
Note, WebLog generation is not included in the time.

CASA logs for stage 7