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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.477 5.321/6.163 5.733 ± 0.5091
ea02 1342 1342/1342 1342 ± 0 5.963 5.647/6.706 6.18 ± 0.6112
ea04 1342 1342/1342 1342 ± 0 5.574 5.089/6.259 5.672 ± 0.5945
ea05 1342 1342/1342 1342 ± 0 5.809 5.429/6.49 5.957 ± 0.6024
ea06 1342 1342/1342 1342 ± 0 4.975 4.569/5.276 4.916 ± 0.3993
ea07 1342 1342/1342 1342 ± 0 5.72 5.479/6.283 5.943 ± 0.5914
ea08 1342 1342/1342 1342 ± 0 5.867 5.718/6.808 6.247 ± 0.6216
ea09 1342 1342/1342 1342 ± 0 5.897 5.289/6.594 5.943 ± 0.6221
ea10 1342 1342/1342 1342 ± 0.000007451 5.659 5.227/6.35 5.788 ± 0.5861
ea11 1342 1342/1342 1342 ± 0 6.126 5.225/6.379 5.932 ± 0.6507
ea12 1342 1342/1342 1342 ± 0 5.983 5.41/6.57 6.069 ± 0.6638
ea13 1342 1342/1342 1342 ± 0 6.291 5.756/6.393 6.184 ± 0.483
ea14 1342 1342/1342 1342 ± 0.000005927 5.768 5.363/6.518 5.896 ± 0.6746
ea15 1342 1342/1342 1342 ± 0 5.76 5.123/6.332 5.778 ± 0.7108
ea16 1342 1342/1342 1342 ± 0.00001086 6.064 5.778/6.855 6.257 ± 0.6992
ea17 1342 1342/1342 1342 ± 0 6.114 5.699/6.697 6.242 ± 0.6164
ea18 1342 1342/1342 1342 ± 0 5.256 4.853/5.732 5.304 ± 0.5404
ea19 1342 1342/1342 1342 ± 0 6.038 5.611/6.774 6.15 ± 0.6277
ea20 1342 1342/1342 1342 ± 0 6.381 5.766/6.948 6.326 ± 0.667
ea21 1342 1342/1342 1342 ± 0.000009016 5.569 5.376/6.329 5.829 ± 0.5812
ea22 1342 1342/1342 1342 ± 0 5.779 5.324/6.494 5.89 ± 0.6179
ea23 1342 1342/1342 1342 ± 0 5.645 5.516/6.656 6.072 ± 0.6999
ea25 1342 1342/1342 1342 ± 0 5.877 5.257/6.226 5.806 ± 0.608
ea26 1342 1342/1342 1342 ± 0 6.125 5.629/6.782 6.215 ± 0.5895
ea27 1342 1342/1342 1342 ± 0.00003459 5.607 5.347/6.44 5.839 ± 0.5958
ea28 1342 1342/1342 1342 ± 0 5.699 5.464/6.552 5.978 ± 0.6406
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 ± 0.00002349 5.398 5.222/5.621 5.397 ± 0.2773
4 1342 1342/1342 1342 ± 0.00002393 5.253 5.154/5.518 5.266 ± 0.3824
5 1342 1342/1342 1342 ± 0.00002349 5.409 5.149/5.566 5.373 ± 0.3301
6 1342 1342/1342 1342 ± 0.00002349 5.304 5.081/5.442 5.276 ± 0.3032
7 1342 1342/1342 1342 ± 0.00002349 5.452 5.267/5.624 5.412 ± 0.2877
8 1342 1342/1342 1342 ± 0.00002349 5.454 5.204/5.583 5.372 ± 0.3062
9 1342 1342/1342 1342 ± 0.00002349 5.745 5.533/5.92 5.659 ± 0.3448
10 1342 1342/1342 1342 ± 0.00002349 6.139 5.982/6.27 6.086 ± 0.3183
11 1342 1342/1342 1342 ± 0.00002349 6.374 6.197/6.493 6.307 ± 0.3391
12 1342 1342/1342 1342 ± 0.00002349 6.523 6.324/6.674 6.454 ± 0.3674
13 1342 1342/1342 1342 ± 0.00002349 6.98 6.779/7.104 6.893 ± 0.4005
14 1342 1342/1342 1342 ± 0.00002349 7.088 6.914/7.322 7.037 ± 0.4299
15 1342 1342/1342 1342 ± 0.00002349 6.658 6.391/6.893 6.58 ± 0.4007
16 1342 1342/1342 1342 ± 0.00003284 5.871 5.646/6.128 5.9 ± 0.3676
17 1342 1342/1342 1342 ± 0.00002906 5.855 5.632/6.17 5.894 ± 0.3683
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-17 09:48:19.368
End
2024-05-17 10:58:11.190
Duration
1:09:51.822
Note, WebLog generation is not included in the time.

CASA logs for stage 8