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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.783 5.196/6.062 5.687 ± 0.5733
ea02 1342 1342/1342 1342 ± 0 5.778 5.376/6.489 5.973 ± 0.6293
ea04 1342 1342/1342 1342 ± 0 5.495 4.989/6.042 5.598 ± 0.5894
ea05 1342 1342/1342 1342 ± 0 5.94 5.268/6.46 5.836 ± 0.6318
ea06 1342 1342/1342 1342 ± 0 4.827 4.591/5.201 4.906 ± 0.3664
ea07 1342 1342/1342 1342 ± 0 6.091 5.36/6.218 5.993 ± 0.6093
ea08 1342 1342/1342 1342 ± 0 5.969 5.644/6.702 6.208 ± 0.6702
ea09 1342 1342/1342 1342 ± 0 5.735 5.142/6.413 5.782 ± 0.6444
ea10 1342 1342/1342 1342 ± 0 5.967 5.224/6.608 5.93 ± 0.7117
ea11 1342 1342/1342 1342 ± 0 6.082 5.148/6.48 5.929 ± 0.7577
ea12 1342 1342/1342 1342 ± 0 5.881 5.226/6.459 5.937 ± 0.7046
ea13 1342 1342/1342 1342 ± 0 6.357 5.753/6.41 6.224 ± 0.5292
ea14 1342 1342/1342 1342 ± 0 5.912 5.171/6.41 5.857 ± 0.7136
ea15 1342 1342/1342 1342 ± 0 5.833 5.233/6.365 5.888 ± 0.7131
ea16 1342 1342/1342 1342 ± 0 6.156 5.54/6.699 6.217 ± 0.7487
ea17 1342 1342/1342 1342 ± 0 5.929 5.427/6.807 6.016 ± 0.6775
ea18 1342 1342/1342 1342 ± 0 5.04 4.666/5.506 5.098 ± 0.565
ea19 1342 1342/1342 1342 ± 0 6.201 5.503/6.714 6.176 ± 0.717
ea20 1342 1342/1342 1342 ± 0 6.252 5.607/6.723 6.198 ± 0.658
ea21 1342 1342/1342 1342 ± 0 5.882 5.322/6.325 5.857 ± 0.61
ea22 1342 1342/1342 1342 ± 0 5.37 5.08/6.199 5.644 ± 0.649
ea23 1342 1342/1342 1342 ± 0 6.15 5.427/6.548 6.123 ± 0.719
ea25 1342 1342/1342 1342 ± 0 5.601 5.191/6.263 5.721 ± 0.6121
ea26 1342 1342/1342 1342 ± 0 6.207 5.531/6.865 6.199 ± 0.6686
ea27 1342 1342/1342 1342 ± 0 5.617 5.209/6.352 5.738 ± 0.6278
ea28 1342 1342/1342 1342 ± 0.00001628 5.871 5.374/6.516 5.967 ± 0.6768
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 ± 0.0000235 5.206 5.051/5.436 5.221 ± 0.2583
4 1342 1342/1342 1342 ± 0.00002572 5.072 4.932/5.262 5.075 ± 0.3027
5 1342 1342/1342 1342 ± 0.0000235 5.275 5.044/5.436 5.26 ± 0.3078
6 1342 1342/1342 1342 ± 0.0000235 5.223 5.052/5.339 5.201 ± 0.3259
7 1342 1342/1342 1342 ± 0.0000235 5.272 5.174/5.431 5.28 ± 0.2657
8 1342 1342/1342 1342 ± 0.0000235 5.327 5.104/5.482 5.272 ± 0.2915
9 1342 1342/1342 1342 ± 0.0000235 5.584 5.413/5.817 5.554 ± 0.3328
10 1342 1342/1342 1342 ± 0.0000235 6.01 5.859/6.201 5.979 ± 0.3281
11 1342 1342/1342 1342 ± 0.0000235 6.276 6.079/6.408 6.199 ± 0.3428
12 1342 1342/1342 1342 ± 0.0000235 6.414 6.219/6.577 6.309 ± 0.4502
13 1342 1342/1342 1342 ± 0.0000235 6.895 6.787/7.075 6.836 ± 0.3936
14 1342 1342/1342 1342 ± 0.0000235 7.116 6.875/7.31 7.021 ± 0.4404
15 1342 1342/1342 1342 ± 0.0000235 6.757 6.552/6.967 6.672 ± 0.4295
16 1342 1342/1342 1342 ± 0.00002408 6.074 5.944/6.306 6.043 ± 0.3877
17 1342 1342/1342 1342 ± 0.00002583 6.042 5.843/6.322 6.028 ± 0.3785
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 08:13:53.890
End
2024-12-31 09:26:35.720
Duration
1:12:41.830
Note, WebLog generation is not included in the time.

CASA logs for stage 8