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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.73 5.416/6.199 5.842 ± 0.5404
ea02 1342 1342/1342 1342 ± 0 6.047 5.551/6.745 6.14 ± 0.6238
ea04 1342 1342/1342 1342 ± 0 5.378 5.007/5.995 5.568 ± 0.5744
ea05 1342 1342/1342 1342 ± 0 5.915 5.405/6.418 5.903 ± 0.5984
ea06 1342 1342/1342 1342 ± 0 5.152 4.87/5.513 5.189 ± 0.4018
ea07 1342 1342/1342 1342 ± 0 5.977 5.585/6.331 6.066 ± 0.5363
ea08 1342 1342/1342 1342 ± 0 5.997 5.769/6.86 6.302 ± 0.6813
ea09 1342 1342/1342 1342 ± 0 5.893 5.335/6.427 5.93 ± 0.6458
ea10 1342 1342/1342 1342 ± 0.00002211 5.943 5.458/6.752 6.079 ± 0.6811
ea11 1342 1342/1342 1342 ± 0 6.132 5.36/6.652 6.082 ± 0.7301
ea12 1342 1342/1342 1342 ± 0 5.389 5.344/5.562 5.483 ± 0.2117
ea13 1342 1342/1342 1342 ± 0 6.198 5.856/6.433 6.234 ± 0.5068
ea14 1342 1342/1342 1342 ± 0 6.04 5.34/6.468 5.905 ± 0.6286
ea15 1342 1342/1342 1342 ± 0 5.806 5.129/6.25 5.828 ± 0.7018
ea16 1342 1342/1342 1342 ± 0 6.215 5.645/6.749 6.213 ± 0.6704
ea17 1342 1342/1342 1342 ± 0.000002391 6.167 5.747/6.612 6.285 ± 0.6216
ea18 1342 1342/1342 1342 ± 0 5.175 4.803/5.653 5.227 ± 0.5079
ea19 1342 1342/1342 1342 ± 0 6.167 5.528/6.752 6.135 ± 0.6452
ea20 1342 1342/1342 1342 ± 0 6.119 5.752/6.778 6.265 ± 0.6458
ea21 1342 1342/1342 1342 ± 0 5.702 5.445/6.389 5.898 ± 0.5728
ea22 1342 1342/1342 1342 ± 0 5.522 5.267/6.313 5.798 ± 0.6354
ea23 1342 1342/1342 1342 ± 0 5.993 5.624/6.554 6.156 ± 0.6618
ea25 1342 1342/1342 1342 ± 0 5.879 5.585/6.426 6.043 ± 0.6013
ea26 1342 1342/1342 1342 ± 0 6.39 5.792/7.046 6.329 ± 0.6889
ea27 1342 1342/1342 1342 ± 0.00004029 5.769 5.435/6.545 5.909 ± 0.606
ea28 1342 1342/1342 1342 ± 0 5.876 5.556/6.637 6.061 ± 0.6765
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 5.615 5.334/5.809 5.557 ± 0.2722
3 1342 1342/1342 1342 ± 0.00002357 5.344 5.083/5.479 5.29 ± 0.2762
4 1342 1342/1342 1342 ± 0.00002545 5.335 5.214/5.516 5.356 ± 0.3073
5 1342 1342/1342 1342 ± 0.0000235 5.477 5.204/5.613 5.426 ± 0.3384
6 1342 1342/1342 1342 ± 0.00002395 5.472 5.202/5.584 5.414 ± 0.3094
7 1342 1342/1342 1342 ± 0.0000235 5.466 5.339/5.627 5.446 ± 0.2734
8 1342 1342/1342 1342 ± 0.0000235 5.513 5.225/5.597 5.412 ± 0.3054
9 1342 1342/1342 1342 ± 0.0000235 5.769 5.515/5.997 5.706 ± 0.3432
10 1342 1342/1342 1342 ± 0.0000235 6.189 6.012/6.371 6.139 ± 0.3438
11 1342 1342/1342 1342 ± 0.00002395 6.432 6.264/6.553 6.374 ± 0.3527
12 1342 1342/1342 1342 ± 0.00002441 6.605 6.413/6.761 6.534 ± 0.3776
13 1342 1342/1342 1342 ± 0.00002395 7.05 6.905/7.264 6.997 ± 0.3841
14 1342 1342/1342 1342 ± 0.00002395 7.3 6.976/7.377 7.139 ± 0.4222
15 1342 1342/1342 1342 ± 0.00002395 6.727 6.54/6.886 6.662 ± 0.3611
16 1342 1342/1342 1342 ± 0.00003497 6.024 5.925/6.195 6.049 ± 0.2912
17 1342 1342/1342 1342 ± 0.00003518 6.055 5.927/6.26 6.048 ± 0.2863
statwtmode
VLASS-SE
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 10:06:02.078
End
2024-05-01 11:16:12.830
Duration
1:10:10.752
Note, WebLog generation is not included in the time.

CASA logs for stage 7