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

Statwt Summary Plot

VLASS2.1.sb38536469.eb38590168.59084.87988079861_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 5.224 4.941/5.629 5.321 ± 0.4992
ea02 1342 1342/1342 1342 ± 0 5.32 4.964/5.991 5.493 ± 0.6096
ea04 1342 1342/1342 1342 ± 0 5.08 4.755/5.592 5.219 ± 0.4905
ea05 1342 1342/1342 1342 ± 0 5.548 5.063/6.061 5.589 ± 0.5923
ea06 1342 1342/1342 1342 ± 0 4.904 4.677/5.302 5.002 ± 0.3838
ea07 1342 1342/1342 1342 ± 0 5.509 5.097/5.821 5.563 ± 0.5291
ea08 1342 1342/1342 1342 ± 0.000005866 5.343 5.093/6.116 5.613 ± 0.622
ea09 1342 1342/1342 1342 ± 0 5.198 4.78/5.83 5.296 ± 0.6069
ea10 1342 1342/1342 1342 ± 0 5.172 4.755/5.859 5.268 ± 0.559
ea11 1342 1342/1342 1342 ± 0 5.422 4.84/5.838 5.401 ± 0.567
ea12 1342 1342/1342 1342 ± 0 5.459 5.051/5.917 5.58 ± 0.5447
ea13 1342 1342/1342 1342 ± 0 5.533 5.241/5.934 5.645 ± 0.5162
ea14 1342 1342/1342 1342 ± 0 5.53 5.042/6.05 5.586 ± 0.6157
ea15 1342 1342/1342 1342 ± 0 5.207 4.751/5.752 5.326 ± 0.6147
ea16 1342 1342/1342 1342 ± 0 5.81 5.322/6.354 5.919 ± 0.6969
ea17 1342 1342/1342 1342 ± 0.000001513 5.55 5.17/6.029 5.649 ± 0.5877
ea18 1342 1342/1342 1342 ± 0 4.766 4.438/5.19 4.846 ± 0.4732
ea19 1342 1342/1342 1342 ± 0 5.632 5.2/6.258 5.787 ± 0.6191
ea20 1342 1342/1342 1342 ± 0 5.752 5.352/6.319 5.832 ± 0.6174
ea21 1342 1342/1342 1342 ± 0 5.343 5.046/5.911 5.48 ± 0.5338
ea22 1342 1342/1342 1342 ± 0 5.172 4.907/5.958 5.401 ± 0.6145
ea23 1342 1342/1342 1342 ± 0 5.744 5.218/6.223 5.77 ± 0.613
ea25 1342 1342/1342 1342 ± 0.000001513 5.245 4.887/5.657 5.311 ± 0.5322
ea26 1342 1342/1342 1342 ± 0 5.384 5.049/6.155 5.565 ± 0.6493
ea27 1342 1342/1342 1342 ± 0.00001969 5.168 4.897/5.972 5.362 ± 0.5578
ea28 1342 1342/1342 1342 ± 0.00001944 5.319 5.003/5.961 5.473 ± 0.593
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 5.037 4.876/5.228 5.045 ± 0.213
3 1342 1342/1342 1342 ± 0.00002399 4.739 4.639/5.095 4.834 ± 0.2726
4 1342 1342/1342 1342 ± 0.00002349 4.784 4.725/4.998 4.844 ± 0.2427
5 1342 1342/1342 1342 ± 0.00002349 4.974 4.753/5.11 4.974 ± 0.2593
6 1342 1342/1342 1342 ± 0.00002349 4.949 4.784/5.105 4.931 ± 0.2338
7 1342 1342/1342 1342 ± 0.00002349 4.991 4.852/5.19 5.001 ± 0.2115
8 1342 1342/1342 1342 ± 0.00002349 5.015 4.78/5.156 4.972 ± 0.2418
9 1342 1342/1342 1342 ± 0.00002349 5.305 5.13/5.472 5.246 ± 0.2735
10 1342 1342/1342 1342 ± 0.00002349 5.712 5.577/5.838 5.654 ± 0.2688
11 1342 1342/1342 1342 ± 0.00002349 5.931 5.764/6.023 5.854 ± 0.2726
12 1342 1342/1342 1342 ± 0.00002349 6.015 5.836/6.226 5.988 ± 0.3005
13 1342 1342/1342 1342 ± 0.00002349 6.384 6.251/6.52 6.374 ± 0.3309
14 1342 1342/1342 1342 ± 0.00002349 6.578 6.343/6.725 6.525 ± 0.3517
15 1342 1342/1342 1342 ± 0.00002349 6.234 6.04/6.409 6.177 ± 0.3367
16 1342 1342/1342 1342 ± 0.00002851 5.519 5.255/5.745 5.555 ± 0.3298
17 1342 1342/1342 1342 ± 0.00002735 5.496 5.288/5.781 5.556 ± 0.3138
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38536469.eb38590168.59084.87988079861_split_split.ms
datacolumn
residual_data
Start time
2024-12-18 06:10:20.143
End
2024-12-18 07:22:15.338
Duration
1:11:55.195
Note, WebLog generation is not included in the time.

CASA logs for stage 8