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

Statwt Summary Plot

VLASS2.1.sb38513454.eb38563508.59068.92709877314_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 5.439 5.251/6.022 5.671 ± 0.5184
ea02 1342 1342/1342 1342 ± 0.000007193 5.6 5.323/6.392 5.871 ± 0.6595
ea04 1342 1342/1342 1342 ± 0 5.397 5.065/5.952 5.554 ± 0.5499
ea05 1342 1342/1342 1342 ± 0 5.746 5.23/6.21 5.793 ± 0.6178
ea06 1342 1342/1342 1342 ± 0 4.927 4.669/5.385 5.046 ± 0.4376
ea07 1342 1342/1342 1342 ± 0 5.683 5.406/5.877 5.749 ± 0.4506
ea08 1342 1342/1342 1342 ± 0.00001152 5.785 5.548/6.678 6.128 ± 0.6756
ea09 1342 1342/1342 1342 ± 0 4.727 4.59/5.497 4.98 ± 0.4874
ea10 1342 1342/1342 1342 ± 0 5.642 5.131/6.374 5.749 ± 0.6215
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.853 5.416/6.415 6.031 ± 0.6526
ea13 1342 1342/1342 1342 ± 0 5.847 5.647/6.305 6.044 ± 0.5033
ea14 1342 1342/1342 1342 ± 0 6.496 6.378/6.906 6.589 ± 0.3639
ea15 1342 1342/1342 1342 ± 0 5.677 5.267/6.293 5.87 ± 0.6622
ea16 1342 1342/1342 1342 ± 0 4.769 4.325/5.002 4.72 ± 0.5441
ea17 1342 1342/1342 1342 ± 0.00002618 6.015 5.736/6.661 6.22 ± 0.6324
ea18 1342 1342/1342 1342 ± 0 5.143 4.863/5.594 5.264 ± 0.5255
ea19 1342 1342/1342 1342 ± 0 5.865 5.41/6.527 6.042 ± 0.6291
ea20 1342 1342/1342 1342 ± 0 6.037 5.813/6.87 6.313 ± 0.6591
ea21 1342 1342/1342 1342 ± 0 5.634 5.306/6.271 5.809 ± 0.605
ea22 1342 1342/1342 1342 ± 0 5.325 5.134/6.32 5.672 ± 0.6853
ea23 1342 1342/1342 1342 ± 0 5.908 5.396/6.36 5.994 ± 0.6773
ea25 1342 1342/1342 1342 ± 0 5.339 5.267/5.386 5.329 ± 0.1561
ea26 1342 1342/1342 1342 ± 0 5.583 5.435/6.409 5.89 ± 0.5983
ea27 1342 1342/1342 1342 ± 0.00002812 5.527 5.25/6.403 5.78 ± 0.6103
ea28 1342 1342/1342 1342 ± 0.00005223 6.499 6.086/6.988 6.451 ± 0.5697
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 ± 0.00002495 5.322 5.155/5.596 5.29 ± 0.368
3 1342 1342/1342 1342 ± 0.00002548 5.386 5.247/5.619 5.368 ± 0.314
4 1342 1342/1342 1342 ± 0.00002495 5.162 5.042/5.404 5.157 ± 0.3565
5 1342 1342/1342 1342 ± 0.00002495 5.306 5.101/5.445 5.259 ± 0.3712
6 1342 1342/1342 1342 ± 0.00002495 5.266 4.993/5.39 5.162 ± 0.3959
7 1342 1342/1342 1342 ± 0.00002495 5.257 5.071/5.418 5.201 ± 0.4001
8 1342 1342/1342 1342 ± 0.00002495 5.299 4.972/5.379 5.165 ± 0.4027
9 1342 1342/1342 1342 ± 0.00002495 5.581 5.263/5.744 5.459 ± 0.4119
10 1342 1342/1342 1342 ± 0.00002445 6.028 5.819/6.156 5.91 ± 0.4054
11 1342 1342/1342 1342 ± 0.00002445 6.293 5.865/6.391 6.141 ± 0.4623
12 1342 1342/1342 1342 ± 0.00002445 6.489 5.974/6.58 6.322 ± 0.458
13 1342 1342/1342 1342 ± 0.00002445 6.822 6.515/7.097 6.732 ± 0.4863
14 1342 1342/1342 1342 ± 0.00002445 6.929 6.658/7.194 6.88 ± 0.5033
15 1342 1342/1342 1342 ± 0.00002445 6.732 6.327/6.86 6.512 ± 0.5151
16 1342 1342/1342 1342 ± 0.00003995 5.781 5.426/6.168 5.767 ± 0.4687
17 1342 1342/1342 1342 ± 0.00003937 5.699 5.418/6.064 5.685 ± 0.4361
statwtmode
VLASS-SE
vis
VLASS2.1.sb38513454.eb38563508.59068.92709877314_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-02-19 04:18:04.956
End
2025-02-19 04:36:38.961
Duration
0:18:34.004
Note, WebLog generation is not included in the time.

CASA logs for stage 8