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

Statwt Summary Plot

VLASS2.1.sb38619750.eb38664746.59114.89728754629_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 5.596 5.269/6.124 5.718 ± 0.5412
ea02 1342 1342/1342 1342 ± 0.000004898 5.739 5.395/6.46 5.966 ± 0.6231
ea03 1342 1342/1342 1342 ± 0.00000107 5.38 4.732/5.982 5.406 ± 0.6554
ea04 1342 1342/1342 1342 ± 0 5.509 5.147/6.108 5.667 ± 0.5643
ea05 1342 1342/1342 1342 ± 0 5.763 5.3/6.25 5.833 ± 0.5825
ea06 1342 1342/1342 1342 ± 0 5.209 4.912/5.663 5.296 ± 0.4424
ea07 1342 1342/1342 1342 ± 0 5.999 5.433/6.223 5.975 ± 0.5782
ea08 1342 1342/1342 1342 ± 0.00001577 5.937 5.576/6.75 6.185 ± 0.6759
ea09 1342 1342/1342 1342 ± 0 5.744 5.242/6.366 5.82 ± 0.6368
ea10 1342 1342/1342 1342 ± 0.000001513 5.961 5.271/6.582 5.942 ± 0.6892
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.802 5.339/6.418 5.97 ± 0.6642
ea13 1342 1342/1342 1342 ± 0 6.134 5.836/6.54 6.263 ± 0.5131
ea14 1342 1342/1342 1342 ± 0 5.83 5.308/6.406 5.914 ± 0.6696
ea15 1342 1342/1342 1342 ± 0 5.743 5.337/6.371 5.927 ± 0.6681
ea16 1342 1342/1342 1342 ± 0 6.073 5.623/6.688 6.228 ± 0.6946
ea17 1342 1342/1342 1342 ± 0.00003027 5.936 5.504/6.49 6.082 ± 0.6375
ea18 1342 1342/1342 1342 ± 0 5.036 4.704/5.489 5.113 ± 0.5314
ea19 1342 1342/1342 1342 ± 0 5.998 5.544/6.706 6.19 ± 0.6595
ea20 1342 1342/1342 1342 ± 0 6.033 5.64/6.596 6.177 ± 0.6215
ea21 1342 1342/1342 1342 ± 0 5.748 5.379/6.305 5.883 ± 0.5664
ea22 1342 1342/1342 1342 ± 0.000005518 5.533 5.283/6.406 5.803 ± 0.661
ea23 1342 1342/1342 1342 ± 0 6 5.454/6.44 6.073 ± 0.6859
ea25 1342 1342/1342 1342 ± 0.000002619 5.64 5.3/6.198 5.797 ± 0.5865
ea26 1342 1342/1342 1342 ± 0 6.031 5.626/6.727 6.196 ± 0.6854
ea27 1342 1342/1342 1342 ± 0.00002137 5.572 5.28/6.387 5.774 ± 0.5995
ea28 1342 1342/1342 1342 ± 0.00004023 5.848 5.439/6.494 5.991 ± 0.6692
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 ± 0.00002354 5.388 5.258/5.649 5.399 ± 0.2759
3 1342 1342/1342 1342 ± 0.00002536 5.303 5.06/5.48 5.283 ± 0.2986
4 1342 1342/1342 1342 ± 0.00002365 5.255 5.181/5.438 5.271 ± 0.3092
5 1342 1342/1342 1342 ± 0.00002354 5.36 5.104/5.485 5.317 ± 0.3127
6 1342 1342/1342 1342 ± 0.00002354 5.318 5.132/5.498 5.293 ± 0.3197
7 1342 1342/1342 1342 ± 0.00002354 5.351 5.254/5.516 5.351 ± 0.2463
8 1342 1342/1342 1342 ± 0.00002354 5.377 5.106/5.503 5.308 ± 0.2636
9 1342 1342/1342 1342 ± 0.00002354 5.641 5.485/5.849 5.608 ± 0.2964
10 1342 1342/1342 1342 ± 0.00002354 6.141 5.933/6.22 6.057 ± 0.3006
11 1342 1342/1342 1342 ± 0.00002354 6.355 6.155/6.466 6.281 ± 0.3029
12 1342 1342/1342 1342 ± 0.00002399 6.487 6.295/6.646 6.44 ± 0.3237
13 1342 1342/1342 1342 ± 0.00002354 6.888 6.794/7.125 6.87 ± 0.3405
14 1342 1342/1342 1342 ± 0.00002354 7.115 6.867/7.324 7.016 ± 0.3748
15 1342 1342/1342 1342 ± 0.00002354 6.807 6.507/6.945 6.713 ± 0.3712
16 1342 1342/1342 1342 ± 0.00004129 6.079 5.754/6.34 6.063 ± 0.3338
17 1342 1342/1342 1342 ± 0.00003475 6.097 5.853/6.347 6.072 ± 0.3353
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38619750.eb38664746.59114.89728754629_split_split.ms
overwrite_modelcol
False
Start time
2025-01-04 08:31:39.092
End
2025-01-04 09:50:41.743
Duration
1:19:02.650
Note, WebLog generation is not included in the time.

CASA logs for stage 8