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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.128 5.015/5.878 5.311 ± 0.7133
ea02 1342 1342/1342 1342 ± 0.00003899 5.767 5.195/6.476 5.707 ± 0.9461
ea04 1342 1342/1342 1342 ± 0.00004124 5.109 4.792/5.818 5.045 ± 0.8513
ea05 1342 1342/1342 1342 ± 0.00001763 5.302 4.941/6.057 5.433 ± 0.7771
ea06 1342 1342/1342 1342 ± 0.00004124 5.015 4.809/5.546 4.972 ± 0.7902
ea07 1342 1342/1342 1342 ± 0.0000328 5.628 5.183/6.06 5.58 ± 0.725
ea08 1342 1342/1342 1342 ± 0.00003352 5.91 5.454/6.693 6.005 ± 0.9392
ea09 1342 1342/1342 1342 ± 0.00003335 5.406 4.996/6.172 5.414 ± 0.7977
ea10 1342 1342/1342 1342 ± 0.00003791 5.509 4.953/6.171 5.41 ± 0.8056
ea11 1342 1342/1342 1342 ± 0.00003881 5.651 5.052/6.26 5.522 ± 0.8428
ea12 1342 1342/1342 1342 ± 0.00004013 5.385 5.043/6.151 5.425 ± 0.9172
ea13 1342 1342/1342 1342 ± 0.00002448 5.585 5.39/6.146 5.665 ± 0.7693
ea14 1342 1342/1342 1342 ± 0.00003209 5.564 5.145/6.435 5.626 ± 0.9217
ea15 1342 1342/1342 1342 ± 0.0000384 5.284 4.953/6.088 5.279 ± 1.03
ea16 1342 1342/1342 1342 ± 0.00002728 5.524 5.12/6.337 5.502 ± 0.8985
ea17 1342 1342/1342 1342 ± 0.00004136 5.795 5.273/6.555 5.786 ± 0.9108
ea18 1342 1342/1342 1342 ± 0.00003965 4.762 4.47/5.288 4.778 ± 0.6514
ea19 1342 1342/1342 1342 ± 0.00001039 5.485 5.264/6.326 5.664 ± 0.8051
ea20 1342 1342/1342 1342 ± 0.00004029 5.707 5.512/6.513 5.755 ± 0.9634
ea21 1342 1342/1342 1342 ± 0.00002603 5.35 5.106/6.134 5.414 ± 0.8256
ea22 1342 1342/1342 1342 ± 0.00003652 5.352 5.027/6.432 5.571 ± 0.9257
ea23 1342 1342/1342 1342 ± 0.00003027 5.653 5.232/6.353 5.688 ± 0.9596
ea25 1342 1342/1342 1342 ± 0.00003912 5.411 5.051/6.083 5.4 ± 0.7725
ea27 1342 1342/1342 1342 ± 0.00003837 5.33 4.949/6.223 5.411 ± 0.7878
ea28 1342 1342/1342 1342 ± 0.0000383 5.462 5.212/6.423 5.648 ± 0.8984
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 ± 0.00002456 5.23 5.055/5.442 5.209 ± 0.2461
5 1342 1342/1342 1342 ± 0.00002489 5.075 4.975/5.324 5.13 ± 0.341
6 1342 1342/1342 1342 ± 0.00002456 5.148 5.028/5.285 5.137 ± 0.2474
7 1342 1342/1342 1342 ± 0.00002456 5.107 4.997/5.226 5.113 ± 0.2054
8 1342 1342/1342 1342 ± 0.00002456 5.126 4.943/5.274 5.106 ± 0.2446
9 1342 1342/1342 1342 ± 0.00002456 5.445 5.299/5.63 5.411 ± 0.2868
10 1342 1342/1342 1342 ± 0.00002456 5.876 5.669/5.978 5.81 ± 0.2957
11 1342 1342/1342 1342 ± 0.00002456 6.146 5.992/6.27 6.1 ± 0.3014
12 1342 1342/1342 1342 ± 0.00002456 6.326 6.13/6.433 6.275 ± 0.3092
13 1342 1342/1342 1342 ± 0.00002456 6.592 6.266/6.742 6.482 ± 0.3666
14 1342 1342/1342 1342 ± 0.00002714 6.407 5.923/6.755 6.329 ± 0.5211
15 1342 1342/1342 1342 ± 0.00002605 6.517 6.225/6.769 6.455 ± 0.4324
16 1342 1342/1342 1342 ± 0.00005274 3.61 3.398/3.865 3.624 ± 0.3456
17 1342 1342/1342 1342 ± 0.00005307 3.868 3.613/4.161 3.891 ± 0.4014
datacolumn
residual_data
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-11-06 08:25:07.006
End
2024-11-06 09:16:49.961
Duration
0:51:42.954
Note, WebLog generation is not included in the time.

CASA logs for stage 8