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

Statwt Summary Plot

VLASS2.1.sb38610195.eb38638028.59101.102248043986_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 5.941 5.394/6.189 5.834 ± 0.6203
ea02 1342 1342/1342 1342 ± 0.00001496 5.896 5.484/6.543 6.077 ± 0.6954
ea04 1342 1342/1342 1342 ± 0 5.66 5.166/6.214 5.749 ± 0.6094
ea05 1342 1342/1342 1342 ± 0 6 5.401/6.515 5.921 ± 0.6351
ea06 1342 1342/1342 1342 ± 0 4.889 4.725/5.279 4.988 ± 0.346
ea07 1342 1342/1342 1342 ± 0 6.276 5.571/6.441 6.213 ± 0.6372
ea08 1342 1342/1342 1342 ± 0 5.944 5.616/6.711 6.193 ± 0.6913
ea09 1342 1342/1342 1342 ± 0 5.851 5.311/6.409 5.945 ± 0.6578
ea10 1342 1342/1342 1342 ± 0 6.128 5.428/6.69 6.08 ± 0.7114
ea11 1342 1342/1342 1342 ± 0 6.073 5.276/6.556 6.034 ± 0.7152
ea12 1342 1342/1342 1342 ± 0 5.74 5.467/6.476 6.055 ± 0.6937
ea13 1342 1342/1342 1342 ± 0 6.347 5.826/6.433 6.232 ± 0.4962
ea14 1342 1342/1342 1342 ± 0 6.049 5.326/6.525 6.009 ± 0.7119
ea15 1342 1342/1342 1342 ± 0 5.877 5.201/6.406 5.915 ± 0.7327
ea16 1342 1342/1342 1342 ± 0 6.326 5.741/6.954 6.461 ± 0.7934
ea17 1342 1342/1342 1342 ± 0.000001563 6.107 5.734/6.746 6.297 ± 0.7103
ea18 1342 1342/1342 1342 ± 0 5.181 4.789/5.674 5.271 ± 0.5345
ea19 1342 1342/1342 1342 ± 0 6.403 5.704/6.991 6.44 ± 0.7371
ea20 1342 1342/1342 1342 ± 0 6.427 5.775/6.99 6.387 ± 0.656
ea21 1342 1342/1342 1342 ± 0 5.992 5.471/6.468 6.016 ± 0.6024
ea22 1342 1342/1342 1342 ± 0 5.447 5.264/6.181 5.737 ± 0.6562
ea23 1342 1342/1342 1342 ± 0 6.313 5.608/6.729 6.292 ± 0.7313
ea25 1342 1342/1342 1342 ± 0 5.541 5.252/6.262 5.749 ± 0.5984
ea26 1342 1342/1342 1342 ± 0 6.375 5.725/7.011 6.358 ± 0.6807
ea27 1342 1342/1342 1342 ± 0.000009036 5.754 5.385/6.537 5.866 ± 0.6659
ea28 1342 1342/1342 1342 ± 0.00002684 5.784 5.477/6.487 5.984 ± 0.6907
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 ± 0.00002348 5.415 5.258/5.714 5.462 ± 0.287
3 1342 1342/1342 1342 ± 0.00003837 5.009 4.832/5.223 5.025 ± 0.2675
4 1342 1342/1342 1342 ± 0.00002416 5.42 5.104/5.542 5.325 ± 0.3364
5 1342 1342/1342 1342 ± 0.00002348 5.5 5.239/5.731 5.46 ± 0.3342
6 1342 1342/1342 1342 ± 0.00002348 5.39 5.192/5.547 5.369 ± 0.2994
7 1342 1342/1342 1342 ± 0.00002348 5.435 5.269/5.613 5.428 ± 0.2789
8 1342 1342/1342 1342 ± 0.00002348 5.46 5.181/5.569 5.392 ± 0.3112
9 1342 1342/1342 1342 ± 0.00002348 5.695 5.513/5.983 5.676 ± 0.3464
10 1342 1342/1342 1342 ± 0.00002348 6.169 5.999/6.361 6.114 ± 0.337
11 1342 1342/1342 1342 ± 0.00002348 6.374 6.276/6.598 6.342 ± 0.3522
12 1342 1342/1342 1342 ± 0.00002392 6.558 6.273/6.74 6.454 ± 0.4975
13 1342 1342/1342 1342 ± 0.00002348 7.046 6.833/7.22 7.002 ± 0.4361
14 1342 1342/1342 1342 ± 0.00002348 7.288 7.038/7.541 7.219 ± 0.4725
15 1342 1342/1342 1342 ± 0.0000238 6.915 6.726/7.168 6.833 ± 0.4794
16 1342 1342/1342 1342 ± 0.000027 6.216 5.881/6.511 6.171 ± 0.4403
17 1342 1342/1342 1342 ± 0.000029 6.201 5.916/6.43 6.15 ± 0.4184
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38610195.eb38638028.59101.102248043986_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2025-01-08 12:10:22.687
End
2025-01-08 13:14:48.461
Duration
1:04:25.774
Note, WebLog generation is not included in the time.

CASA logs for stage 8