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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.747 5.161/6.016 5.571 ± 0.5961
ea02 1342 1342/1342 1342 ± 0.00003722 5.915 5.283/6.502 5.888 ± 0.8326
ea04 1342 1342/1342 1342 ± 0.00003523 5.287 4.943/5.904 5.305 ± 0.7196
ea05 1342 1342/1342 1342 ± 0.00002204 5.408 5.017/6.318 5.58 ± 0.8624
ea06 1342 1342/1342 1342 ± 0.00003795 5.195 4.619/5.443 4.925 ± 0.6506
ea07 1342 1342/1342 1342 ± 0.00001621 5.989 5.287/6.486 5.849 ± 0.6116
ea08 1342 1342/1342 1342 ± 0.00002386 6.641 5.507/6.773 6.231 ± 0.8277
ea09 1342 1342/1342 1342 ± 0.00003901 5.56 5.101/6.312 5.567 ± 0.8854
ea10 1342 1342/1342 1342 ± 0.00001514 6.033 5.067/6.243 5.707 ± 0.6183
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003365 5.447 5.155/6.214 5.547 ± 0.8023
ea13 1342 1342/1342 1342 ± 0.00002743 5.655 5.476/6.211 5.78 ± 0.8393
ea14 1342 1342/1342 1342 ± 0.00003361 5.697 5.32/6.525 5.875 ± 0.9167
ea15 1342 1342/1342 1342 ± 0.00003274 5.405 5.068/6.19 5.54 ± 0.8763
ea16 1342 1342/1342 1342 ± 0.0000315 5.752 5.316/6.493 5.765 ± 0.9622
ea17 1342 1342/1342 1342 ± 0.00002622 6.041 5.623/6.732 6.087 ± 0.7667
ea18 1342 1342/1342 1342 ± 0.00002785 5.106 4.756/5.442 5.051 ± 0.5278
ea19 1342 1342/1342 1342 ± 0.00001701 5.636 5.369/6.599 5.856 ± 0.9261
ea20 1342 1342/1342 1342 ± 0.00002529 6.257 5.631/6.638 6.066 ± 0.6989
ea21 1342 1342/1342 1342 ± 0.00002705 5.461 5.162/6.214 5.602 ± 0.8178
ea22 1342 1342/1342 1342 ± 0.00003566 5.418 5.092/6.375 5.618 ± 0.9067
ea23 1342 1342/1342 1342 ± 0.00002093 6.041 5.354/6.82 6.011 ± 0.8322
ea25 1342 1342/1342 1342 ± 0.00002791 5.948 5.168/6.206 5.64 ± 0.678
ea27 1342 1342/1342 1342 ± 0.00002561 5.378 5.137/6.244 5.553 ± 0.6794
ea28 1342 1342/1342 1342 ± 0.0000273 6.041 5.335/6.529 5.906 ± 0.7843
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 ± 0.00002445 5.289 5.094/5.488 5.258 ± 0.2807
5 1342 1342/1342 1342 ± 0.00004503 5.121 4.747/5.297 5.041 ± 0.2808
6 1342 1342/1342 1342 ± 0.00002445 5.216 5.094/5.38 5.196 ± 0.2817
7 1342 1342/1342 1342 ± 0.00002476 5.249 5.098/5.361 5.234 ± 0.2166
8 1342 1342/1342 1342 ± 0.00002476 5.284 5.058/5.368 5.231 ± 0.24
9 1342 1342/1342 1342 ± 0.00002445 5.519 5.364/5.746 5.496 ± 0.3282
10 1342 1342/1342 1342 ± 0.00002445 5.985 5.791/6.05 5.913 ± 0.3019
11 1342 1342/1342 1342 ± 0.00002445 6.201 6.094/6.34 6.171 ± 0.3091
12 1342 1342/1342 1342 ± 0.00002445 6.343 6.165/6.492 6.313 ± 0.3251
13 1342 1342/1342 1342 ± 0.00002445 6.596 6.258/6.749 6.511 ± 0.4064
14 1342 1342/1342 1342 ± 0.00002566 6.596 6.123/6.888 6.482 ± 0.5197
15 1342 1342/1342 1342 ± 0.00002958 6.648 6.431/6.881 6.585 ± 0.4359
16 1342 1342/1342 1342 ± 0.00005107 3.625 3.483/3.775 3.635 ± 0.2267
17 1342 1342/1342 1342 ± 0.00004941 3.748 3.496/4.023 3.776 ± 0.4361
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-11-02 10:50:36.936
End
2024-11-02 11:52:57.078
Duration
1:02:20.142
Note, WebLog generation is not included in the time.

CASA logs for stage 8