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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.567 5.257/6.052 5.654 ± 0.5534
ea02 1342 1342/1342 1342 ± 0.0000318 5.736 5.375/6.551 5.96 ± 0.6709
ea04 1342 1342/1342 1342 ± 0 5.521 5.042/5.984 5.576 ± 0.5782
ea05 1342 1342/1342 1342 ± 0 5.923 5.259/6.431 5.814 ± 0.6703
ea06 1342 1342/1342 1342 ± 0 4.778 4.632/5.252 4.915 ± 0.3928
ea07 1342 1342/1342 1342 ± 0 6.013 5.4/6.192 5.988 ± 0.6102
ea08 1342 1342/1342 1342 ± 0.00003774 5.85 5.523/6.78 6.151 ± 0.74
ea09 1342 1342/1342 1342 ± 0.000003252 5.497 5.19/6.435 5.746 ± 0.6636
ea10 1342 1342/1342 1342 ± 0 5.887 5.265/6.662 5.947 ± 0.7511
ea11 1342 1342/1342 1342 ± 0.000002478 5.616 5.281/6.566 5.908 ± 0.786
ea12 1342 1342/1342 1342 ± 0 5.832 5.287/6.464 5.874 ± 0.6821
ea13 1342 1342/1342 1342 ± 0 5.871 5.731/6.399 6.131 ± 0.5492
ea14 1342 1342/1342 1342 ± 0 5.907 5.208/6.353 5.826 ± 0.6949
ea15 1342 1342/1342 1342 ± 0 5.85 5.3/6.299 5.868 ± 0.7005
ea16 1342 1342/1342 1342 ± 0 6.192 5.613/6.751 6.255 ± 0.7221
ea17 1342 1342/1342 1342 ± 0.0000418 5.931 5.535/6.898 6.105 ± 0.6586
ea18 1342 1342/1342 1342 ± 0 4.944 4.667/5.559 5.027 ± 0.5553
ea19 1342 1342/1342 1342 ± 0 6.201 5.524/6.703 6.179 ± 0.6805
ea20 1342 1342/1342 1342 ± 0 5.763 5.668/6.787 6.122 ± 0.6839
ea21 1342 1342/1342 1342 ± 0 5.774 5.35/6.335 5.856 ± 0.601
ea22 1342 1342/1342 1342 ± 0.00001844 5.293 5.049/6.156 5.545 ± 0.6763
ea23 1342 1342/1342 1342 ± 0 6.153 5.42/6.611 6.075 ± 0.7331
ea25 1342 1342/1342 1342 ± 0 5.376 5.248/6.358 5.744 ± 0.6349
ea26 1342 1342/1342 1342 ± 0 5.751 5.583/6.907 6.14 ± 0.7052
ea27 1342 1342/1342 1342 ± 0.00003391 5.527 5.308/6.459 5.798 ± 0.6158
ea28 1342 1342/1342 1342 ± 0.0000415 5.66 5.425/6.566 5.968 ± 0.6834
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 ± 0.00002356 5.321 5.17/5.541 5.331 ± 0.2664
4 1342 1342/1342 1342 ± 0.0000244 4.925 4.725/5.161 4.943 ± 0.3452
5 1342 1342/1342 1342 ± 0.00002356 5.351 5.085/5.491 5.326 ± 0.3065
6 1342 1342/1342 1342 ± 0.00002356 5.286 5.157/5.404 5.255 ± 0.3259
7 1342 1342/1342 1342 ± 0.00002356 5.321 5.223/5.512 5.316 ± 0.2651
8 1342 1342/1342 1342 ± 0.00002356 5.364 5.139/5.519 5.308 ± 0.2979
9 1342 1342/1342 1342 ± 0.00002356 5.641 5.465/5.86 5.585 ± 0.3348
10 1342 1342/1342 1342 ± 0.00002356 6.071 5.909/6.208 6.021 ± 0.3333
11 1342 1342/1342 1342 ± 0.00002356 6.37 6.153/6.457 6.246 ± 0.3467
12 1342 1342/1342 1342 ± 0.00002356 6.466 6.267/6.617 6.35 ± 0.4883
13 1342 1342/1342 1342 ± 0.00002356 6.909 6.822/7.194 6.873 ± 0.4024
14 1342 1342/1342 1342 ± 0.00002356 7.143 6.864/7.302 7.037 ± 0.4457
15 1342 1342/1342 1342 ± 0.00002356 6.726 6.543/6.938 6.663 ± 0.4464
16 1342 1342/1342 1342 ± 0.0000496 5.786 5.478/6.021 5.748 ± 0.4365
17 1342 1342/1342 1342 ± 0.00004803 5.833 5.508/6.003 5.763 ± 0.4094
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-19 22:06:33.320
End
2024-11-19 23:00:45.636
Duration
0:54:12.315
Note, WebLog generation is not included in the time.

CASA logs for stage 8