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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.282 5.198/5.968 5.459 ± 0.7402
ea02 1342 1342/1342 1342 ± 0.00003668 5.939 5.359/6.615 5.908 ± 0.9205
ea04 1342 1342/1342 1342 ± 0.00004215 5.33 5.013/5.907 5.289 ± 0.7868
ea05 1342 1342/1342 1342 ± 0.00001193 5.535 5.15/6.475 5.638 ± 0.8899
ea06 1342 1342/1342 1342 ± 0.00003596 4.869 4.667/5.301 4.846 ± 0.6241
ea07 1342 1342/1342 1342 ± 0.00003408 5.842 5.376/6.191 5.716 ± 0.8137
ea08 1342 1342/1342 1342 ± 0.00003524 6.14 5.58/6.889 6.167 ± 0.9961
ea09 1342 1342/1342 1342 ± 0.00002842 5.572 5.155/6.378 5.559 ± 0.83
ea10 1342 1342/1342 1342 ± 0.0000359 5.694 5.07/6.342 5.564 ± 0.8434
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003804 5.525 5.277/6.136 5.602 ± 0.8852
ea13 1342 1342/1342 1342 ± 0.00002518 5.823 5.68/6.369 5.929 ± 0.8348
ea14 1342 1342/1342 1342 ± 0.00002105 5.772 5.381/6.632 5.789 ± 0.983
ea15 1342 1342/1342 1342 ± 0.00003962 5.482 5.141/6.231 5.465 ± 0.9436
ea16 1342 1342/1342 1342 ± 0.00002148 5.842 5.418/6.625 5.782 ± 1.002
ea17 1342 1342/1342 1342 ± 0.00004065 5.953 5.407/6.543 5.918 ± 0.927
ea18 1342 1342/1342 1342 ± 0.0000386 4.917 4.742/5.464 4.98 ± 0.656
ea19 1342 1342/1342 1342 ± 0.000009272 5.755 5.496/6.745 5.897 ± 0.9147
ea20 1342 1342/1342 1342 ± 0.00003745 5.859 5.612/6.708 5.927 ± 0.9421
ea21 1342 1342/1342 1342 ± 0.00001678 5.625 5.298/6.389 5.637 ± 0.9152
ea22 1342 1342/1342 1342 ± 0.00003226 5.425 5.137/6.437 5.646 ± 0.8644
ea23 1342 1342/1342 1342 ± 0.00003186 5.855 5.439/6.567 5.865 ± 0.9549
ea25 1342 1342/1342 1342 ± 0.00003786 5.572 5.204/6.152 5.561 ± 0.8208
ea27 1342 1342/1342 1342 ± 0.00003695 5.516 5.137/6.36 5.553 ± 0.8228
ea28 1342 1342/1342 1342 ± 0.00003591 5.626 5.4/6.554 5.837 ± 0.8898
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 ± 0.0000249 5.403 5.178/5.583 5.368 ± 0.2616
5 1342 1342/1342 1342 ± 0.00002886 5.345 5.172/5.468 5.331 ± 0.2869
6 1342 1342/1342 1342 ± 0.0000249 5.317 5.168/5.484 5.313 ± 0.2546
7 1342 1342/1342 1342 ± 0.0000249 5.325 5.17/5.471 5.327 ± 0.2255
8 1342 1342/1342 1342 ± 0.0000249 5.376 5.113/5.503 5.313 ± 0.2425
9 1342 1342/1342 1342 ± 0.0000249 5.628 5.472/5.845 5.611 ± 0.3003
10 1342 1342/1342 1342 ± 0.0000249 6.046 5.896/6.123 5.994 ± 0.294
11 1342 1342/1342 1342 ± 0.0000249 6.296 6.145/6.421 6.283 ± 0.2866
12 1342 1342/1342 1342 ± 0.0000249 6.466 6.318/6.621 6.456 ± 0.2951
13 1342 1342/1342 1342 ± 0.0000249 6.757 6.431/6.949 6.661 ± 0.3685
14 1342 1342/1342 1342 ± 0.00003065 6.54 6.04/6.87 6.463 ± 0.5377
15 1342 1342/1342 1342 ± 0.00002665 6.729 6.535/6.976 6.701 ± 0.3792
16 1342 1342/1342 1342 ± 0.00005483 3.564 3.433/3.775 3.605 ± 0.2568
17 1342 1342/1342 1342 ± 0.00005533 3.756 3.59/4.001 3.819 ± 0.3259
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
overwrite_modelcol
False
Start time
2024-11-02 09:18:06.306
End
2024-11-02 10:20:22.912
Duration
1:02:16.606
Note, WebLog generation is not included in the time.

CASA logs for stage 8