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 5.397 5.278/6.221 5.624 ± 0.7019
ea02 1342 1342/1342 1342 ± 0.00003238 5.933 5.422/6.736 6.003 ± 0.93
ea04 1342 1342/1342 1342 ± 0.00004025 5.538 4.993/6.071 5.376 ± 0.84
ea05 1342 1342/1342 1342 ± 0.0000196 5.495 5.052/6.504 5.652 ± 0.8832
ea06 1342 1342/1342 1342 ± 0.00003689 4.802 4.622/5.276 4.796 ± 0.5978
ea07 1342 1342/1342 1342 ± 0.00002828 5.933 5.44/6.376 5.939 ± 0.7969
ea08 1342 1342/1342 1342 ± 0.00002909 6.177 5.766/6.997 6.349 ± 0.928
ea09 1342 1342/1342 1342 ± 0.00003376 5.634 5.069/6.469 5.593 ± 0.9017
ea10 1342 1342/1342 1342 ± 0.00002967 5.829 5.3/6.562 5.822 ± 0.8205
ea11 1342 1342/1342 1342 ± 0.00003292 5.851 5.242/6.54 5.801 ± 0.8619
ea12 1342 1342/1342 1342 ± 0.0000366 5.84 5.267/6.327 5.717 ± 0.9074
ea13 1342 1342/1342 1342 ± 0.00002737 5.805 5.575/6.41 5.914 ± 0.8734
ea14 1342 1342/1342 1342 ± 0.00002658 5.801 5.261/6.774 5.953 ± 0.9942
ea15 1342 1342/1342 1342 ± 0.00003755 5.481 5.1/6.319 5.528 ± 0.9717
ea16 1342 1342/1342 1342 ± 0.00002601 5.802 5.397/6.72 5.919 ± 0.9938
ea17 1342 1342/1342 1342 ± 0.00003456 6.134 5.704/6.879 6.166 ± 0.909
ea18 1342 1342/1342 1342 ± 0.0000341 5.102 4.78/5.587 5.081 ± 0.6863
ea19 1342 1342/1342 1342 ± 0.00001171 5.846 5.392/6.798 5.943 ± 0.9098
ea20 1342 1342/1342 1342 ± 0.00003504 5.991 5.716/6.851 6.083 ± 0.9717
ea21 1342 1342/1342 1342 ± 0.00002287 5.598 5.322/6.447 5.747 ± 0.8937
ea22 1342 1342/1342 1342 ± 0.00003566 5.386 5.174/6.519 5.692 ± 0.9257
ea23 1342 1342/1342 1342 ± 0.00002706 5.897 5.465/6.8 6.05 ± 0.9925
ea25 1342 1342/1342 1342 ± 0.00003226 5.604 5.27/6.361 5.719 ± 0.7904
ea27 1342 1342/1342 1342 ± 0.00003025 5.634 5.36/6.544 5.758 ± 0.7938
ea28 1342 1342/1342 1342 ± 0.00003039 5.865 5.441/6.718 6.037 ± 0.9005
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 ± 0.00002394 5.512 5.363/5.823 5.532 ± 0.2783
5 1342 1342/1342 1342 ± 0.0000243 5.296 5.089/5.478 5.274 ± 0.3557
6 1342 1342/1342 1342 ± 0.00002394 5.284 5.09/5.372 5.231 ± 0.2648
7 1342 1342/1342 1342 ± 0.00002394 5.298 5.18/5.455 5.287 ± 0.2502
8 1342 1342/1342 1342 ± 0.00002394 5.328 5.14/5.446 5.299 ± 0.299
9 1342 1342/1342 1342 ± 0.00002394 5.69 5.404/5.857 5.616 ± 0.3497
10 1342 1342/1342 1342 ± 0.00002394 6.137 5.888/6.249 6.049 ± 0.3351
11 1342 1342/1342 1342 ± 0.00002394 6.367 6.226/6.549 6.353 ± 0.3492
12 1342 1342/1342 1342 ± 0.00002394 6.608 6.406/6.736 6.557 ± 0.3678
13 1342 1342/1342 1342 ± 0.00002394 6.903 6.557/7.084 6.798 ± 0.4723
14 1342 1342/1342 1342 ± 0.00002637 6.782 6.233/7.121 6.64 ± 0.643
15 1342 1342/1342 1342 ± 0.0000273 6.903 6.684/7.18 6.84 ± 0.5239
16 1342 1342/1342 1342 ± 0.00005152 3.657 3.511/3.868 3.691 ± 0.2767
17 1342 1342/1342 1342 ± 0.00005195 3.921 3.653/4.24 3.962 ± 0.4382
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
output_dir
 
Start time
2024-11-26 13:19:32.827
End
2024-11-26 14:18:03.628
Duration
0:58:30.801
Note, WebLog generation is not included in the time.

CASA logs for stage 8