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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.372 5.268/6.084 5.492 ± 0.7213
ea02 1342 1342/1342 1342 ± 0.00004291 5.781 5.278/6.51 5.718 ± 0.8988
ea03 1342 1342/1342 1342 ± 0.00002194 4.855 4.631/5.85 5.084 ± 0.7493
ea04 1342 1342/1342 1342 ± 0.0000324 5.346 5.09/6.118 5.396 ± 0.8152
ea05 1342 1342/1342 1342 ± 0.00002713 5.446 5.112/6.359 5.585 ± 0.8546
ea06 1342 1342/1342 1342 ± 0.000005135 4.31 4.151/4.852 4.331 ± 0.5911
ea07 1342 1342/1342 1342 ± 0.00004254 5.85 5.243/6.181 5.684 ± 0.823
ea08 1342 1342/1342 1342 ± 0.0000429 6.021 5.501/6.768 5.913 ± 0.9634
ea09 1342 1342/1342 1342 ± 0.00002722 5.5 5.048/6.208 5.451 ± 0.7939
ea10 1342 1342/1342 1342 ± 0.00004259 5.861 5.253/6.666 5.76 ± 0.9142
ea11 1342 1342/1342 1342 ± 0.000006592 5.48 4.965/6.295 5.519 ± 0.9776
ea12 1342 1342/1342 1342 ± 0.0000404 5.572 5.301/6.531 5.679 ± 0.8863
ea13 1342 1342/1342 1342 ± 0.00002664 5.908 5.626/6.3 5.806 ± 0.8266
ea14 1342 1342/1342 1342 ± 0 5.536 5.054/6.261 5.535 ± 0.889
ea15 1342 1342/1342 1342 ± 0.000006971 3.682 3.548/4.655 3.958 ± 0.8503
ea16 1342 1342/1342 1342 ± 0.00003392 5.788 5.547/6.7 5.873 ± 0.9715
ea17 1342 1342/1342 1342 ± 0.000008804 6.054 5.554/7.297 6.107 ± 1.095
ea18 1342 1342/1342 1342 ± 0.00004183 4.734 4.441/5.414 4.803 ± 0.5938
ea19 1342 1342/1342 1342 ± 0.00002042 5.358 5.185/6.212 5.55 ± 0.8078
ea20 1342 1342/1342 1342 ± 0.00002348 5.873 5.777/6.998 6.029 ± 1.054
ea21 1342 1342/1342 1342 ± 0.00003318 5.764 5.039/6.285 5.595 ± 0.8831
ea23 1342 1342/1342 1342 ± 0.00004057 5.509 5.264/5.649 5.265 ± 0.6876
ea24 1342 1342/1342 1342 ± 0.00003565 5.68 5.268/6.314 5.582 ± 0.8401
ea25 1342 1342/1342 1342 ± 0.00004289 5.553 5.263/6.263 5.517 ± 0.8125
ea26 1342 1342/1342 1342 ± 0.00003039 5.866 5.514/6.637 5.839 ± 0.8956
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004324 5.37 5.138/6.196 5.478 ± 0.7777
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 ± 0.00002383 5.362 5.095/5.533 5.226 ± 0.4909
5 1342 1342/1342 1342 ± 0.00002383 5.384 5.125/5.579 5.266 ± 0.546
6 1342 1342/1342 1342 ± 0.00002383 5.275 4.97/5.515 5.151 ± 0.496
7 1342 1342/1342 1342 ± 0.00002383 5.258 5.107/5.521 5.212 ± 0.4816
8 1342 1342/1342 1342 ± 0.00002383 5.263 5.127/5.48 5.201 ± 0.4946
9 1342 1342/1342 1342 ± 0.00002383 5.694 5.34/5.865 5.484 ± 0.5404
10 1342 1342/1342 1342 ± 0.00002383 5.957 5.522/6.144 5.785 ± 0.5775
11 1342 1342/1342 1342 ± 0.00002383 6.167 6.006/6.324 6.073 ± 0.5316
12 1342 1342/1342 1342 ± 0.00002383 6.299 6.122/6.657 6.264 ± 0.5803
13 1342 1342/1342 1342 ± 0.00002383 6.666 6.412/6.875 6.544 ± 0.5436
14 1342 1342/1342 1342 ± 0.00002666 6.618 6.13/6.809 6.456 ± 0.6178
15 1342 1342/1342 1342 ± 0.000024 6.424 6.081/6.806 6.327 ± 0.703
16 1342 1342/1342 1342 ± 0.00005981 3.853 3.7/3.971 3.775 ± 0.3846
17 1342 1342/1342 1342 ± 0.00006081 4.015 3.864/4.153 3.953 ± 0.3694
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2025-01-11 13:46:50.826
End
2025-01-11 14:56:15.769
Duration
1:09:24.943
Note, WebLog generation is not included in the time.

CASA logs for stage 8