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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.449 5.186/5.884 5.58 ± 0.5227
ea02 1342 1342/1342 1342 ± 0.000009321 5.692 5.303/6.314 5.848 ± 0.6625
ea04 1342 1342/1342 1342 ± 0 5.544 5.221/6.121 5.718 ± 0.5538
ea05 1342 1342/1342 1342 ± 0 5.591 5.278/6.125 5.718 ± 0.5571
ea06 1342 1342/1342 1342 ± 0 4.89 4.696/5.309 4.996 ± 0.3701
ea07 1342 1342/1342 1342 ± 0 5.866 5.39/6.074 5.868 ± 0.5501
ea08 1342 1342/1342 1342 ± 0.00002538 5.745 5.414/6.515 5.964 ± 0.6913
ea09 1342 1342/1342 1342 ± 0.00001078 5.5 5.187/6.343 5.674 ± 0.6066
ea10 1342 1342/1342 1342 ± 0 5.76 5.199/6.393 5.794 ± 0.6545
ea11 1342 1342/1342 1342 ± 0 5.7 5.068/6.167 5.688 ± 0.6132
ea12 1342 1342/1342 1342 ± 0 5.838 5.32/6.296 5.872 ± 0.6184
ea13 1342 1342/1342 1342 ± 0.000003349 6.004 5.656/6.301 6.073 ± 0.5034
ea14 1342 1342/1342 1342 ± 0 5.905 5.18/6.258 5.8 ± 0.652
ea15 1342 1342/1342 1342 ± 0 5.69 5.2/6.305 5.826 ± 0.6835
ea16 1342 1342/1342 1342 ± 0 6.133 5.619/6.647 6.203 ± 0.7124
ea17 1342 1342/1342 1342 ± 0.00001956 5.826 5.428/6.69 5.979 ± 0.6225
ea18 1342 1342/1342 1342 ± 0 5.052 4.654/5.474 5.069 ± 0.497
ea19 1342 1342/1342 1342 ± 0 6.031 5.509/6.571 6.063 ± 0.5916
ea20 1342 1342/1342 1342 ± 0 5.936 5.568/6.538 6.056 ± 0.6129
ea21 1342 1342/1342 1342 ± 0 5.671 5.301/6.182 5.764 ± 0.5339
ea22 1342 1342/1342 1342 ± 0.00001184 5.487 5.204/6.287 5.71 ± 0.6702
ea23 1342 1342/1342 1342 ± 0 6.047 5.371/6.45 5.976 ± 0.6564
ea25 1342 1342/1342 1342 ± 0.000001117 5.524 5.072/6.031 5.558 ± 0.5607
ea26 1342 1342/1342 1342 ± 0.000002894 5.842 5.663/6.636 6.085 ± 0.6629
ea27 1342 1342/1342 1342 ± 0.00002602 5.457 5.252/6.291 5.679 ± 0.5674
ea28 1342 1342/1342 1342 ± 0.00003643 5.479 5.314/6.305 5.768 ± 0.623
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 5.284 5.142/5.483 5.282 ± 0.2544
3 1342 1342/1342 1342 ± 0.00002427 5.032 4.831/5.262 5.038 ± 0.2786
4 1342 1342/1342 1342 ± 0.00002923 5.098 5.009/5.263 5.115 ± 0.269
5 1342 1342/1342 1342 ± 0.00002349 5.34 5.087/5.447 5.294 ± 0.2935
6 1342 1342/1342 1342 ± 0.00002349 5.341 5.207/5.506 5.32 ± 0.298
7 1342 1342/1342 1342 ± 0.00002349 5.297 5.189/5.412 5.281 ± 0.2525
8 1342 1342/1342 1342 ± 0.00002349 5.304 5.139/5.415 5.245 ± 0.2593
9 1342 1342/1342 1342 ± 0.00002349 5.534 5.363/5.754 5.512 ± 0.2986
10 1342 1342/1342 1342 ± 0.00002349 5.942 5.799/6.117 5.927 ± 0.2898
11 1342 1342/1342 1342 ± 0.00002349 6.218 6.061/6.315 6.143 ± 0.3083
12 1342 1342/1342 1342 ± 0.00002349 6.306 6.168/6.456 6.284 ± 0.3278
13 1342 1342/1342 1342 ± 0.00002349 6.722 6.633/6.921 6.72 ± 0.3531
14 1342 1342/1342 1342 ± 0.00002349 6.955 6.765/7.163 6.915 ± 0.39
15 1342 1342/1342 1342 ± 0.00002349 6.627 6.333/6.735 6.518 ± 0.3965
16 1342 1342/1342 1342 ± 0.00003936 5.861 5.552/6.127 5.837 ± 0.3635
17 1342 1342/1342 1342 ± 0.00003683 5.815 5.557/6.115 5.825 ± 0.3558
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-05-01 13:33:50.072
End
2024-05-01 14:42:03.226
Duration
1:08:13.154
Note, WebLog generation is not included in the time.

CASA logs for stage 7