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 5.464 5.351/6.247 5.682 ± 0.7863
ea02 1342 1342/1342 1342 ± 0.00004708 6.023 5.425/6.699 5.973 ± 0.9238
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00002666 5.601 5.087/6.311 5.674 ± 0.7464
ea06 1342 1342/1342 1342 ± 0.00003297 4.779 4.366/5.269 4.8 ± 0.5449
ea07 1342 1342/1342 1342 ± 0.00004163 6.024 5.561/6.424 6.007 ± 0.8862
ea08 1342 1342/1342 1342 ± 0.0000426 5.959 5.557/6.896 6.122 ± 1.01
ea09 1342 1342/1342 1342 ± 0.0000229 5.541 5.259/6.498 5.724 ± 0.799
ea10 1342 1342/1342 1342 ± 0.0000398 6.014 5.368/6.88 6.002 ± 0.9357
ea11 1342 1342/1342 1342 ± 0.00003859 5.588 5.248/6.588 5.847 ± 0.9492
ea12 1342 1342/1342 1342 ± 0.0000396 5.749 5.424/6.585 5.849 ± 0.9511
ea13 1342 1342/1342 1342 ± 0.00001491 5.843 5.423/6.341 5.922 ± 0.768
ea14 1342 1342/1342 1342 ± 0.00004133 5.586 5.342/6.511 5.81 ± 0.8607
ea15 1342 1342/1342 1342 ± 0.00002988 5.2 5.091/6.224 5.592 ± 0.8692
ea16 1342 1342/1342 1342 ± 0.00003844 6.15 5.64/6.883 6.157 ± 0.9731
ea17 1342 1342/1342 1342 ± 0.00004143 5.971 5.493/7.143 6.051 ± 0.9923
ea18 1342 1342/1342 1342 ± 0.00003431 4.841 4.792/5.724 5.186 ± 0.6403
ea19 1342 1342/1342 1342 ± 0.00001626 5.851 5.629/6.85 6.091 ± 0.8662
ea20 1342 1342/1342 1342 ± 0.00003965 6.025 5.822/7.09 6.172 ± 0.9842
ea21 1342 1342/1342 1342 ± 0.00003925 5.752 5.305/6.411 5.79 ± 0.8222
ea22 1342 1342/1342 1342 ± 0.00003696 5.551 5.001/6.412 5.648 ± 0.8209
ea23 1342 1342/1342 1342 ± 0.00004237 5.929 5.511/6.739 6.018 ± 0.9743
ea25 1342 1342/1342 1342 ± 0.00004094 5.563 5.219/6.414 5.684 ± 0.8768
ea26 1342 1342/1342 1342 ± 0.00002559 5.864 5.68/6.853 6.095 ± 0.8859
ea27 1342 1342/1342 1342 ± 0.00004064 5.653 5.258/6.696 5.794 ± 0.8878
ea28 1342 1342/1342 1342 ± 0.00004194 5.668 5.513/6.636 5.898 ± 0.9242
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 5.386 5.21/5.644 5.387 ± 0.3115
5 1342 1342/1342 1342 ± 0.00002672 5.803 5.503/5.967 5.752 ± 0.3376
6 1342 1342/1342 1342 ± 0.00002394 5.454 5.246/5.647 5.414 ± 0.3089
7 1342 1342/1342 1342 ± 0.00002394 5.468 5.341/5.625 5.436 ± 0.2997
8 1342 1342/1342 1342 ± 0.00002394 5.428 5.249/5.593 5.384 ± 0.3352
9 1342 1342/1342 1342 ± 0.00002394 5.657 5.349/5.903 5.562 ± 0.4079
10 1342 1342/1342 1342 ± 0.00002394 6.154 5.982/6.3 6.105 ± 0.3352
11 1342 1342/1342 1342 ± 0.00002394 6.399 6.218/6.56 6.348 ± 0.3568
12 1342 1342/1342 1342 ± 0.00002394 6.58 6.411/6.794 6.544 ± 0.3942
13 1342 1342/1342 1342 ± 0.00002394 6.994 6.869/7.206 6.962 ± 0.4249
14 1342 1342/1342 1342 ± 0.00002394 7.237 6.968/7.437 7.126 ± 0.4801
15 1342 1342/1342 1342 ± 0.00002438 6.823 6.572/7.059 6.751 ± 0.4748
16 1342 1342/1342 1342 ± 0.00005159 4.228 4.085/4.38 4.224 ± 0.209
17 1342 1342/1342 1342 ± 0.00005415 4.328 4.145/4.534 4.348 ± 0.2617
output_dir
 
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-26 16:40:13.988
End
2024-11-26 17:28:54.617
Duration
0:48:40.629
Note, WebLog generation is not included in the time.

CASA logs for stage 8