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

Statwt Summary Plot

VLASS2.2.sb40879186.eb40941791.59520.340825879626_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 6.309 5.841/6.718 6.361 ± 0.646
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.00003045 5.788 5.461/6.222 5.925 ± 0.5649
ea06 1342 1342/1342 1342 ± 0 5.97 5.654/6.408 6.053 ± 0.5513
ea07 1342 1342/1342 1342 ± 0 6.092 5.701/6.2 6.117 ± 0.5378
ea08 1342 1342/1342 1342 ± 0.0000251 6.319 5.893/6.788 6.371 ± 0.6078
ea09 1342 1342/1342 1342 ± 0.000001808 6.115 5.59/6.721 6.179 ± 0.6265
ea10 1342 1342/1342 1342 ± 0 6.029 5.663/6.862 6.216 ± 0.6481
ea11 1342 1342/1342 1342 ± 0 6.016 5.721/6.552 6.157 ± 0.5992
ea12 1342 1342/1342 1342 ± 0 6.299 5.793/6.649 6.299 ± 0.6222
ea13 1342 1342/1342 1342 ± 0.00001012 5.824 5.689/6.219 5.932 ± 0.5027
ea14 1342 1342/1342 1342 ± 0 6.272 5.964/6.939 6.469 ± 0.6437
ea15 1342 1342/1342 1342 ± 0 5.632 5.347/6.069 5.743 ± 0.528
ea16 1342 1342/1342 1342 ± 0 6.357 5.918/6.856 6.464 ± 0.6725
ea17 1342 1342/1342 1342 ± 0 6.419 6.115/7.32 6.676 ± 0.6406
ea18 1342 1342/1342 1342 ± 0 5.081 4.737/5.524 5.17 ± 0.5153
ea19 1342 1342/1342 1342 ± 0 6.396 6.199/7.249 6.617 ± 0.6896
ea20 1342 1342/1342 1342 ± 0 6.022 5.802/6.89 6.267 ± 0.6074
ea21 1342 1342/1342 1342 ± 0 5.946 5.77/6.578 6.208 ± 0.5521
ea22 1342 1342/1342 1342 ± 0 6.241 5.587/6.489 6.1 ± 0.6347
ea23 1342 1342/1342 1342 ± 0 6.217 5.918/6.865 6.475 ± 0.6479
ea24 1342 1342/1342 1342 ± 0 6.003 5.19/6.42 5.844 ± 0.5928
ea26 1342 1342/1342 1342 ± 0 6.328 5.928/7.069 6.471 ± 0.6924
ea27 1342 1342/1342 1342 ± 0 6.105 5.875/7.039 6.373 ± 0.6826
ea28 1342 1342/1342 1342 ± 0 5.982 5.884/6.92 6.35 ± 0.7197
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 ± 0.00002439 5.855 5.64/6.029 5.797 ± 0.3525
4 1342 1342/1342 1342 ± 0.00003184 5.232 5.111/5.408 5.241 ± 0.3745
5 1342 1342/1342 1342 ± 0.00002439 5.837 5.589/6.026 5.758 ± 0.3855
6 1342 1342/1342 1342 ± 0.00002439 5.737 5.464/5.873 5.662 ± 0.2995
7 1342 1342/1342 1342 ± 0.00002439 5.727 5.453/5.902 5.685 ± 0.3272
8 1342 1342/1342 1342 ± 0.00002439 5.605 5.33/5.792 5.586 ± 0.3523
9 1342 1342/1342 1342 ± 0.00002439 5.927 5.645/6.125 5.853 ± 0.3523
10 1342 1342/1342 1342 ± 0.00002439 6.336 6.148/6.535 6.27 ± 0.3512
11 1342 1342/1342 1342 ± 0.00002439 6.513 6.326/6.785 6.497 ± 0.3737
12 1342 1342/1342 1342 ± 0.00002439 6.675 6.399/6.905 6.637 ± 0.4061
13 1342 1342/1342 1342 ± 0.00002439 7.133 6.847/7.457 7.104 ± 0.4285
14 1342 1342/1342 1342 ± 0.00002439 7.309 7.14/7.638 7.326 ± 0.4198
15 1342 1342/1342 1342 ± 0.00002439 7.029 6.66/7.312 6.996 ± 0.4176
16 1342 1342/1342 1342 ± 0.00002441 6.114 5.903/6.413 6.152 ± 0.3893
17 1342 1342/1342 1342 ± 0.00003172 6.153 5.798/6.308 6.066 ± 0.3767
vis
VLASS2.2.sb40879186.eb40941791.59520.340825879626_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2025-04-18 08:38:37.842
End
2025-04-18 09:25:34.614
Duration
0:46:56.772
Note, WebLog generation is not included in the time.

CASA logs for stage 8