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

Statwt Summary Plot

VLASS3.2.sb45661340.eb45880388.60435.82083380787_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 6.241 5.68/6.62 6.196 ± 0.6049
ea02 1342 1342/1342 1342 ± 0 6.347 5.705/6.653 6.311 ± 0.616
ea03 1342 1342/1342 1342 ± 0 6.169 5.476/6.776 6.218 ± 0.7335
ea04 1342 1342/1342 1342 ± 0 5.588 5.066/6.025 5.637 ± 0.5531
ea05 1342 1342/1342 1342 ± 0 5.846 5.385/6.695 6.002 ± 0.6364
ea06 1342 1342/1342 1342 ± 0 6.021 5.125/6.148 5.777 ± 0.6291
ea07 1342 1342/1342 1342 ± 0 6.081 5.284/6.345 5.935 ± 0.6599
ea08 1342 1342/1342 1342 ± 0 6.576 5.739/6.867 6.457 ± 0.6407
ea09 1342 1342/1342 1342 ± 0 5.771 5.243/6.518 5.875 ± 0.6507
ea10 1342 1342/1342 1342 ± 0 5.628 5.151/6.057 5.615 ± 0.5298
ea11 1342 1342/1342 1342 ± 0.00000113 5.502 5.254/6.312 5.729 ± 0.6448
ea12 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea13 1342 1342/1342 1342 ± 0 5.593 5.471/6.133 5.807 ± 0.4497
ea14 1342 1342/1342 1342 ± 0 6.131 5.57/6.462 6.13 ± 0.5207
ea15 1342 1342/1342 1342 ± 0 6.199 5.62/6.656 6.232 ± 0.671
ea16 1342 1342/1342 1342 ± 0 6.246 5.859/6.788 6.367 ± 0.7028
ea17 1342 1342/1342 1342 ± 0 6.257 5.743/6.92 6.305 ± 0.6388
ea18 1342 1342/1342 1342 ± 0 6.352 5.812/6.898 6.303 ± 0.59
ea19 1342 1342/1342 1342 ± 0 6.104 5.503/6.64 6.081 ± 0.5847
ea20 1342 1342/1342 1342 ± 0 5.874 5.595/6.655 6.072 ± 0.5938
ea21 1342 1342/1342 1342 ± 0 5.556 5.179/6.037 5.655 ± 0.5204
ea22 1342 1342/1342 1342 ± 0 6.401 5.672/6.772 6.264 ± 0.6347
ea23 1342 1342/1342 1342 ± 0 6.282 5.538/6.477 6.197 ± 0.6584
ea24 1342 1342/1342 1342 ± 0 6.025 5.408/6.606 5.933 ± 0.6265
ea25 1342 1342/1342 1342 ± 0 6.458 5.698/6.989 6.487 ± 0.78
ea27 1342 1342/1342 1342 ± 0 6.087 5.372/6.595 5.995 ± 0.6616
ea28 1342 1342/1342 1342 ± 0 6.082 5.738/6.891 6.308 ± 0.609
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 5.509 5.391/5.712 5.538 ± 0.2556
4 1342 1342/1342 1342 ± 0.00002447 5.324 5.128/5.677 5.387 ± 0.3412
5 1342 1342/1342 1342 ± 0.00002348 5.465 5.221/5.707 5.46 ± 0.2927
6 1342 1342/1342 1342 ± 0.00002348 5.436 5.237/5.614 5.438 ± 0.2821
7 1342 1342/1342 1342 ± 0.00002348 5.51 5.362/5.684 5.494 ± 0.2353
8 1342 1342/1342 1342 ± 0.00002348 5.483 5.221/5.61 5.426 ± 0.2631
9 1342 1342/1342 1342 ± 0.00002348 5.737 5.599/5.964 5.745 ± 0.2688
10 1342 1342/1342 1342 ± 0.00002348 6.202 6.089/6.309 6.175 ± 0.2322
11 1342 1342/1342 1342 ± 0.00002348 6.438 6.255/6.577 6.399 ± 0.2484
12 1342 1342/1342 1342 ± 0.00002348 6.617 6.284/6.78 6.539 ± 0.2884
13 1342 1342/1342 1342 ± 0.00002348 7.017 6.811/7.256 6.98 ± 0.327
14 1342 1342/1342 1342 ± 0.00002348 7.194 6.917/7.41 7.178 ± 0.3387
15 1342 1342/1342 1342 ± 0.00002348 6.875 6.642/7.177 6.872 ± 0.3661
16 1342 1342/1342 1342 ± 0.00002349 6.233 5.849/6.565 6.214 ± 0.3991
17 1342 1342/1342 1342 ± 0.00002348 6.199 5.972/6.405 6.17 ± 0.355
overwrite_modelcol
False
vis
VLASS3.2.sb45661340.eb45880388.60435.82083380787_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-07-25 07:29:37.189
End
2025-07-25 08:44:05.209
Duration
1:14:28.021
Note, WebLog generation is not included in the time.

CASA logs for stage 8