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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.582 5.016/5.905 5.503 ± 0.5243
ea02 1342 1342/1342 1342 ± 0.00002214 5.724 5.146/6.244 5.699 ± 0.6513
ea04 1342 1342/1342 1342 ± 0 5.491 4.828/5.911 5.391 ± 0.5984
ea05 1342 1342/1342 1342 ± 0 5.687 5.244/6.307 5.783 ± 0.6149
ea06 1342 1342/1342 1342 ± 0 4.886 4.599/5.267 4.964 ± 0.406
ea07 1342 1342/1342 1342 ± 0 5.586 5.165/5.912 5.623 ± 0.555
ea08 1342 1342/1342 1342 ± 0 5.735 5.266/6.402 5.852 ± 0.6913
ea09 1342 1342/1342 1342 ± 0 5.455 4.931/6.016 5.503 ± 0.6621
ea10 1342 1342/1342 1342 ± 0 5.371 4.928/6.051 5.462 ± 0.588
ea11 1342 1342/1342 1342 ± 0 5.491 5.286/5.973 5.586 ± 0.5596
ea12 1342 1342/1342 1342 ± 0 5.317 5.069/6.151 5.65 ± 0.6664
ea13 1342 1342/1342 1342 ± 0 5.794 5.471/6.149 5.877 ± 0.5143
ea14 1342 1342/1342 1342 ± 0 5.642 5.261/6.145 5.731 ± 0.6238
ea15 1342 1342/1342 1342 ± 0 5.347 4.852/5.995 5.475 ± 0.7065
ea16 1342 1342/1342 1342 ± 0 5.801 5.278/6.35 5.909 ± 0.7682
ea17 1342 1342/1342 1342 ± 0.000002047 5.748 5.358/6.459 5.88 ± 0.5855
ea18 1342 1342/1342 1342 ± 0 5.064 4.607/5.539 5.044 ± 0.5608
ea19 1342 1342/1342 1342 ± 0 6.115 5.354/6.386 5.88 ± 0.6836
ea20 1342 1342/1342 1342 ± 0 5.836 5.523/6.386 5.954 ± 0.5884
ea21 1342 1342/1342 1342 ± 0 5.504 5.143/6.113 5.607 ± 0.5695
ea22 1342 1342/1342 1342 ± 0 5.485 5.046/6.183 5.607 ± 0.6535
ea23 1342 1342/1342 1342 ± 0 5.806 5.308/6.274 5.861 ± 0.6925
ea25 1342 1342/1342 1342 ± 0 5.532 5.108/5.973 5.523 ± 0.583
ea26 1342 1342/1342 1342 ± 0 5.572 5.227/6.07 5.654 ± 0.5491
ea27 1342 1342/1342 1342 ± 0.00002004 5.523 5.004/6.142 5.497 ± 0.645
ea28 1342 1342/1342 1342 ± 0 5.477 5.136/6.15 5.674 ± 0.6539
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 ± 0.00002419 5.197 4.892/5.289 5.124 ± 0.2928
3 1342 1342/1342 1342 ± 0.00002398 4.846 4.672/5.065 4.894 ± 0.3248
4 1342 1342/1342 1342 ± 0.00002515 5.096 4.835/5.202 5.048 ± 0.3004
5 1342 1342/1342 1342 ± 0.00002349 5.155 4.925/5.316 5.112 ± 0.3311
6 1342 1342/1342 1342 ± 0.00002349 5.109 4.959/5.262 5.065 ± 0.2614
7 1342 1342/1342 1342 ± 0.00002349 5.078 4.896/5.27 5.061 ± 0.2543
8 1342 1342/1342 1342 ± 0.00002349 5.179 4.848/5.291 5.11 ± 0.2775
9 1342 1342/1342 1342 ± 0.00002349 5.416 5.15/5.595 5.36 ± 0.3248
10 1342 1342/1342 1342 ± 0.00002393 5.817 5.639/5.982 5.78 ± 0.2685
11 1342 1342/1342 1342 ± 0.00002349 6.085 5.948/6.202 6.005 ± 0.3114
12 1342 1342/1342 1342 ± 0.00002349 6.207 5.946/6.317 6.153 ± 0.2914
13 1342 1342/1342 1342 ± 0.00002349 6.585 6.363/6.777 6.576 ± 0.3059
14 1342 1342/1342 1342 ± 0.00002393 6.766 6.583/6.987 6.739 ± 0.3824
15 1342 1342/1342 1342 ± 0.00002393 6.432 6.217/6.591 6.351 ± 0.3385
16 1342 1342/1342 1342 ± 0.00002747 5.761 5.634/5.969 5.752 ± 0.2875
17 1342 1342/1342 1342 ± 0.00002454 5.835 5.661/6.039 5.815 ± 0.3004
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-04-05 01:05:28.010
End
2024-04-05 02:07:29.976
Duration
1:02:01.966
Note, WebLog generation is not included in the time.

CASA logs for stage 7