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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.677 5.101/6.019 5.593 ± 0.5205
ea02 1342 1342/1342 1342 ± 0.00002211 5.839 5.249/6.329 5.808 ± 0.6365
ea04 1342 1342/1342 1342 ± 0 5.572 4.882/6.023 5.467 ± 0.608
ea05 1342 1342/1342 1342 ± 0 5.746 5.319/6.331 5.829 ± 0.6133
ea06 1342 1342/1342 1342 ± 0 4.96 4.681/5.344 5.041 ± 0.3994
ea07 1342 1342/1342 1342 ± 0 5.644 5.279/6.015 5.713 ± 0.5458
ea08 1342 1342/1342 1342 ± 0 5.852 5.366/6.498 5.95 ± 0.687
ea09 1342 1342/1342 1342 ± 0 5.536 5.04/6.104 5.601 ± 0.6624
ea10 1342 1342/1342 1342 ± 0 5.476 5.048/6.107 5.561 ± 0.5694
ea11 1342 1342/1342 1342 ± 0 5.554 5.249/6.083 5.659 ± 0.5678
ea12 1342 1342/1342 1342 ± 0 5.433 5.195/6.25 5.76 ± 0.6573
ea13 1342 1342/1342 1342 ± 0 5.984 5.617/6.269 6.004 ± 0.5038
ea14 1342 1342/1342 1342 ± 0 5.742 5.37/6.257 5.818 ± 0.6231
ea15 1342 1342/1342 1342 ± 0 5.447 4.949/6.091 5.578 ± 0.7075
ea16 1342 1342/1342 1342 ± 0 5.904 5.378/6.489 6.026 ± 0.7721
ea17 1342 1342/1342 1342 ± 0.000002044 5.829 5.405/6.472 5.956 ± 0.5906
ea18 1342 1342/1342 1342 ± 0 5.146 4.725/5.623 5.131 ± 0.5522
ea19 1342 1342/1342 1342 ± 0 6.235 5.505/6.498 6.004 ± 0.6856
ea20 1342 1342/1342 1342 ± 0 5.948 5.651/6.503 6.067 ± 0.5772
ea21 1342 1342/1342 1342 ± 0 5.609 5.258/6.207 5.715 ± 0.5575
ea22 1342 1342/1342 1342 ± 0 5.635 5.163/6.277 5.711 ± 0.6372
ea23 1342 1342/1342 1342 ± 0 5.9 5.417/6.389 5.967 ± 0.6899
ea25 1342 1342/1342 1342 ± 0 5.623 5.208/6.054 5.61 ± 0.58
ea26 1342 1342/1342 1342 ± 0 5.652 5.321/6.171 5.75 ± 0.5554
ea27 1342 1342/1342 1342 ± 0.00001653 5.629 5.124/6.227 5.595 ± 0.6317
ea28 1342 1342/1342 1342 ± 0 5.568 5.233/6.229 5.762 ± 0.6486
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 ± 0.00002421 5.288 4.986/5.396 5.226 ± 0.2949
3 1342 1342/1342 1342 ± 0.00002401 4.92 4.765/5.124 4.975 ± 0.3367
4 1342 1342/1342 1342 ± 0.00002518 5.157 4.96/5.273 5.145 ± 0.2902
5 1342 1342/1342 1342 ± 0.00002351 5.254 5.036/5.459 5.231 ± 0.3403
6 1342 1342/1342 1342 ± 0.00002351 5.22 5.017/5.376 5.174 ± 0.2725
7 1342 1342/1342 1342 ± 0.00002351 5.191 5.017/5.368 5.167 ± 0.2613
8 1342 1342/1342 1342 ± 0.00002351 5.294 4.935/5.384 5.206 ± 0.2839
9 1342 1342/1342 1342 ± 0.00002351 5.5 5.257/5.689 5.455 ± 0.334
10 1342 1342/1342 1342 ± 0.00002396 5.925 5.738/6.064 5.872 ± 0.2708
11 1342 1342/1342 1342 ± 0.00002351 6.173 6.039/6.283 6.102 ± 0.3154
12 1342 1342/1342 1342 ± 0.00002351 6.326 6.042/6.423 6.247 ± 0.2965
13 1342 1342/1342 1342 ± 0.00002351 6.667 6.45/6.863 6.657 ± 0.311
14 1342 1342/1342 1342 ± 0.00002396 6.841 6.675/7.1 6.832 ± 0.3925
15 1342 1342/1342 1342 ± 0.00002396 6.493 6.291/6.695 6.424 ± 0.3508
16 1342 1342/1342 1342 ± 0.00002662 5.896 5.699/6.014 5.856 ± 0.3015
17 1342 1342/1342 1342 ± 0.00002398 5.938 5.706/6.115 5.898 ± 0.3118
overwrite_modelcol
False
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-05 04:52:47.159
End
2024-04-05 05:57:27.138
Duration
1:04:39.979
Note, WebLog generation is not included in the time.

CASA logs for stage 7