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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.41 5.238/5.979 5.406 ± 0.8586
ea02 1342 1342/1342 1342 ± 0.000038 5.911 5.372/6.503 5.772 ± 0.9086
ea04 1342 1342/1342 1342 ± 0.000002262 5.187 4.981/5.995 5.325 ± 0.8002
ea05 1342 1342/1342 1342 ± 0.00001807 5.452 5.086/6.41 5.534 ± 0.8576
ea06 1342 1342/1342 1342 ± 0.00000375 4.896 4.592/5.58 4.948 ± 0.6958
ea07 1342 1342/1342 1342 ± 0.00004118 5.812 5.239/6.191 5.628 ± 0.823
ea08 1342 1342/1342 1342 ± 0.00004404 5.853 5.547/6.646 5.824 ± 1.024
ea09 1342 1342/1342 1342 ± 0.00001236 5.232 4.965/5.934 5.265 ± 0.7465
ea10 1342 1342/1342 1342 ± 0.00004083 5.013 4.602/5.558 4.954 ± 0.6018
ea11 1342 1342/1342 1342 ± 0.00004189 5.948 5.334/6.548 5.745 ± 1.076
ea12 1342 1342/1342 1342 ± 0.000003319 5.444 5.175/6.049 5.437 ± 0.9595
ea13 1342 1342/1342 1342 ± 0.00002056 5.849 5.678/6.288 5.772 ± 0.7811
ea14 1342 1342/1342 1342 ± 0.000007052 5.66 5.297/6.505 5.671 ± 0.904
ea15 1342 1342/1342 1342 ± 0 5.455 5.262/6.37 5.671 ± 0.9647
ea16 1342 1342/1342 1342 ± 0.00003953 5.622 5.438/6.445 5.726 ± 1.047
ea17 1342 1342/1342 1342 ± 0.00004404 5.811 5.399/6.48 5.723 ± 1.045
ea18 1342 1342/1342 1342 ± 0.00003482 4.978 4.704/5.712 4.986 ± 0.785
ea19 1342 1342/1342 1342 ± 0.000004795 5.711 5.497/6.717 5.821 ± 0.9072
ea20 1342 1342/1342 1342 ± 0.000006984 5.866 5.581/6.721 6.013 ± 0.9724
ea21 1342 1342/1342 1342 ± 0.00002938 5.387 5.264/6.271 5.496 ± 0.9023
ea22 1342 1342/1342 1342 ± 0.00003387 5.476 5.221/6.43 5.547 ± 0.9117
ea23 1342 1342/1342 1342 ± 0.00004278 5.722 5.357/6.508 5.742 ± 1.003
ea24 1342 1342/1342 1342 ± 0.00001013 5.064 4.962/6.083 5.321 ± 0.7012
ea25 1342 1342/1342 1342 ± 0.00004404 5.326 5.241/6.155 5.422 ± 0.9492
ea26 1342 1342/1342 1342 ± 0.00002034 5.735 5.626/6.78 5.916 ± 0.9083
ea27 1342 1342/1342 1342 ± 0.00004005 5.567 5.214/6.491 5.64 ± 0.878
ea28 1342 1342/1342 1342 ± 0.00004392 5.675 5.388/6.479 5.672 ± 0.9477
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 ± 0.00002315 5.482 5.252/5.624 5.4 ± 0.3141
5 1342 1342/1342 1342 ± 0.00002315 5.257 4.992/5.425 5.216 ± 0.3248
6 1342 1342/1342 1342 ± 0.00002315 5.334 5.112/5.545 5.327 ± 0.287
7 1342 1342/1342 1342 ± 0.00002315 5.383 5.198/5.534 5.33 ± 0.288
8 1342 1342/1342 1342 ± 0.00002315 5.364 5.067/5.496 5.275 ± 0.3233
9 1342 1342/1342 1342 ± 0.00002334 5.631 5.285/5.826 5.552 ± 0.3396
10 1342 1342/1342 1342 ± 0.00002315 6.042 5.731/6.157 5.943 ± 0.3305
11 1342 1342/1342 1342 ± 0.00002315 6.289 6.048/6.486 6.234 ± 0.3367
12 1342 1342/1342 1342 ± 0.00002315 6.452 6.23/6.64 6.403 ± 0.3593
13 1342 1342/1342 1342 ± 0.0000232 6.675 6.474/6.96 6.633 ± 0.4055
14 1342 1342/1342 1342 ± 0.00003608 6.444 6.118/6.737 6.4 ± 0.501
15 1342 1342/1342 1342 ± 0.00002316 6.73 6.472/6.914 6.61 ± 0.4407
16 1342 1342/1342 1342 ± 0.0000609 3.788 3.641/3.974 3.811 ± 0.2419
17 1342 1342/1342 1342 ± 0.00006103 3.744 3.619/3.904 3.772 ± 0.23
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
output_dir
 
Start time
2024-12-06 15:20:44.000
End
2024-12-06 16:30:09.586
Duration
1:09:25.586
Note, WebLog generation is not included in the time.

CASA logs for stage 8