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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.827 5.161/6.385 5.737 ± 0.6341
ea02 1342 1342/1342 1342 ± 0.00004369 6.227 5.096/6.667 5.905 ± 0.9404
ea04 1342 1342/1342 1342 ± 0.000002624 5.47 4.929/5.98 5.459 ± 0.7783
ea05 1342 1342/1342 1342 ± 0.00001208 5.595 4.99/6.286 5.723 ± 0.7994
ea06 1342 1342/1342 1342 ± 0.000002891 4.766 4.362/5.327 4.826 ± 0.605
ea07 1342 1342/1342 1342 ± 0.00002954 5.692 5.228/6.381 5.826 ± 0.9407
ea08 1342 1342/1342 1342 ± 0.00002016 6.6 5.507/7.077 6.291 ± 0.8533
ea09 1342 1342/1342 1342 ± 0.00004027 5.72 5.044/6.472 5.749 ± 0.7747
ea10 1342 1342/1342 1342 ± 0.00004258 5.745 5.151/6.772 5.846 ± 0.9711
ea11 1342 1342/1342 1342 ± 0.00003556 6.031 4.9/6.485 5.724 ± 0.9632
ea12 1342 1342/1342 1342 ± 0.000008077 5.671 5.111/6.488 5.737 ± 0.9182
ea13 1342 1342/1342 1342 ± 0.00002779 5.695 5.377/6.349 5.94 ± 0.7087
ea14 1342 1342/1342 1342 ± 0.00003031 5.441 5.114/6.464 5.721 ± 0.8854
ea15 1342 1342/1342 1342 ± 0.000001174 5.13 4.925/6.237 5.554 ± 0.9001
ea16 1342 1342/1342 1342 ± 0.00001969 5.754 5.298/6.908 6.012 ± 1.048
ea17 1342 1342/1342 1342 ± 0.00002067 6.06 5.493/7.038 6.181 ± 0.7711
ea18 1342 1342/1342 1342 ± 0.00002558 4.826 4.568/5.689 5.038 ± 0.6549
ea19 1342 1342/1342 1342 ± 0.0000136 5.829 5.466/6.942 6.085 ± 0.9297
ea20 1342 1342/1342 1342 ± 0.00001589 5.817 5.548/6.771 6.069 ± 0.9808
ea21 1342 1342/1342 1342 ± 0.000008991 5.494 5.259/6.454 5.739 ± 0.861
ea22 1342 1342/1342 1342 ± 0.00004102 5.114 4.866/6.352 5.582 ± 0.7734
ea23 1342 1342/1342 1342 ± 0.0000286 5.555 5.267/6.658 5.871 ± 1.047
ea25 1342 1342/1342 1342 ± 0.00003837 5.286 5.067/6.341 5.59 ± 0.8472
ea26 1342 1342/1342 1342 ± 0.00001587 5.777 5.613/6.915 6.151 ± 0.8351
ea27 1342 1342/1342 1342 ± 0.00003538 5.44 5.282/6.58 5.805 ± 0.791
ea28 1342 1342/1342 1342 ± 0.00004414 5.689 5.262/6.623 5.872 ± 0.939
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 5.403 5.133/5.651 5.369 ± 0.3028
6 1342 1342/1342 1342 ± 0.00002349 5.199 4.984/5.301 5.123 ± 0.2915
7 1342 1342/1342 1342 ± 0.00002355 5.195 5.036/5.379 5.162 ± 0.2874
8 1342 1342/1342 1342 ± 0.00002349 5.164 5.008/5.301 5.131 ± 0.3021
9 1342 1342/1342 1342 ± 0.00002515 5.432 5.135/5.688 5.37 ± 0.3525
10 1342 1342/1342 1342 ± 0.00002349 6.073 5.925/6.241 6.02 ± 0.3269
11 1342 1342/1342 1342 ± 0.00002349 6.339 6.153/6.466 6.3 ± 0.3489
12 1342 1342/1342 1342 ± 0.00002349 6.555 6.353/6.682 6.503 ± 0.381
13 1342 1342/1342 1342 ± 0.00002349 6.973 6.77/7.221 6.946 ± 0.4057
14 1342 1342/1342 1342 ± 0.00002349 7.208 7.001/7.419 7.148 ± 0.4531
15 1342 1342/1342 1342 ± 0.00002437 6.549 6.271/6.911 6.504 ± 0.5065
16 1342 1342/1342 1342 ± 0.00006026 4.461 4.297/4.677 4.49 ± 0.264
17 1342 1342/1342 1342 ± 0.00005928 4.445 4.303/4.732 4.527 ± 0.32
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-11-03 07:08:39.634
End
2024-11-03 08:19:59.522
Duration
1:11:19.889
Note, WebLog generation is not included in the time.

CASA logs for stage 8