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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 4.935 4.781/5.961 5.338 ± 0.7727
ea02 1342 1342/1342 1342 ± 0.00003384 5.993 5.134/6.741 5.797 ± 0.9121
ea04 1342 1342/1342 1342 ± 0.00002999 5.363 4.827/5.962 5.339 ± 0.7172
ea05 1342 1342/1342 1342 ± 0.00001663 5.139 4.884/6.471 5.622 ± 0.9444
ea06 1342 1342/1342 1342 ± 0.00002663 5.448 4.388/5.572 4.995 ± 0.6832
ea07 1342 1342/1342 1342 ± 0.00002815 5.949 5.08/6.212 5.661 ± 0.8023
ea08 1342 1342/1342 1342 ± 0.00002974 5.825 5.344/6.717 6.086 ± 0.9687
ea09 1342 1342/1342 1342 ± 0.00002835 5.199 4.871/6.386 5.555 ± 0.9151
ea10 1342 1342/1342 1342 ± 0.00002886 6.011 4.871/6.367 5.536 ± 0.8933
ea11 1342 1342/1342 1342 ± 0.00003015 5.45 4.874/6.299 5.573 ± 0.8234
ea12 1342 1342/1342 1342 ± 0.00002884 4.898 4.708/6.383 5.483 ± 0.9724
ea13 1342 1342/1342 1342 ± 0.00002222 5.464 5.229/6.202 5.791 ± 0.8559
ea14 1342 1342/1342 1342 ± 0.00002501 5.095 4.875/6.482 5.663 ± 0.948
ea15 1342 1342/1342 1342 ± 0.00003166 5.629 4.817/6.517 5.508 ± 0.9437
ea16 1342 1342/1342 1342 ± 0.00002863 5.552 5.135/6.462 5.711 ± 0.9578
ea17 1342 1342/1342 1342 ± 0.00003086 5.992 5.386/6.905 5.975 ± 0.9132
ea18 1342 1342/1342 1342 ± 0.0000298 5.039 4.458/5.611 5.013 ± 0.6512
ea19 1342 1342/1342 1342 ± 0.00001923 5.889 5.406/6.633 5.935 ± 0.8861
ea20 1342 1342/1342 1342 ± 0.0000285 5.461 5.178/6.874 5.9 ± 0.9298
ea21 1342 1342/1342 1342 ± 0.00002875 5.427 5.251/6.273 5.658 ± 0.8411
ea22 1342 1342/1342 1342 ± 0.0000362 5.292 4.929/6.399 5.637 ± 0.9382
ea23 1342 1342/1342 1342 ± 0.0000267 5.966 4.888/6.528 5.702 ± 0.9713
ea25 1342 1342/1342 1342 ± 0.00003105 5.856 4.72/6.188 5.453 ± 0.8701
ea27 1342 1342/1342 1342 ± 0.00003176 5.8 4.923/6.348 5.511 ± 0.8403
ea28 1342 1342/1342 1342 ± 0.00003115 5.104 4.821/6.401 5.597 ± 0.9359
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 ± 0.00002464 4.897 4.617/5.11 4.901 ± 0.3477
5 1342 1342/1342 1342 ± 0.00003641 5.198 4.808/5.458 5.136 ± 0.3916
6 1342 1342/1342 1342 ± 0.00002416 4.878 4.803/5.153 4.954 ± 0.3165
7 1342 1342/1342 1342 ± 0.00002416 5.011 4.886/5.176 5.035 ± 0.2344
8 1342 1342/1342 1342 ± 0.00002416 4.889 4.72/5.151 4.939 ± 0.3297
9 1342 1342/1342 1342 ± 0.00002784 5.083 4.861/5.342 5.082 ± 0.2978
10 1342 1342/1342 1342 ± 0.00002402 5.926 5.769/5.996 5.863 ± 0.2876
11 1342 1342/1342 1342 ± 0.00002402 6.189 6.057/6.25 6.127 ± 0.3025
12 1342 1342/1342 1342 ± 0.00002402 6.376 6.177/6.459 6.314 ± 0.3212
13 1342 1342/1342 1342 ± 0.00002402 6.692 6.274/6.841 6.552 ± 0.3866
14 1342 1342/1342 1342 ± 0.00002402 6.939 6.753/7.137 6.88 ± 0.3814
15 1342 1342/1342 1342 ± 0.00002606 6.718 6.454/6.932 6.643 ± 0.4123
16 1342 1342/1342 1342 ± 0.00005164 3.901 3.803/4.012 3.91 ± 0.1559
17 1342 1342/1342 1342 ± 0.00005053 3.959 3.802/4.14 3.984 ± 0.2771
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
overwrite_modelcol
False
Start time
2024-11-06 10:08:56.724
End
2024-11-06 11:02:56.879
Duration
0:54:00.155
Note, WebLog generation is not included in the time.

CASA logs for stage 8