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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.876 5.379/6.13 5.854 ± 0.5357
ea02 1342 1342/1342 1342 ± 0 5.883 5.517/6.641 6.095 ± 0.6431
ea04 1342 1342/1342 1342 ± 0 5.574 5.138/6.145 5.693 ± 0.5754
ea05 1342 1342/1342 1342 ± 0 5.992 5.425/6.51 5.937 ± 0.6045
ea06 1342 1342/1342 1342 ± 0 4.898 4.716/5.268 4.997 ± 0.3437
ea07 1342 1342/1342 1342 ± 0 6.229 5.584/6.375 6.162 ± 0.5924
ea08 1342 1342/1342 1342 ± 0.000008254 6.071 5.729/6.868 6.347 ± 0.6783
ea09 1342 1342/1342 1342 ± 0 5.713 5.317/6.533 5.885 ± 0.6299
ea10 1342 1342/1342 1342 ± 0 6.161 5.391/6.742 6.124 ± 0.6755
ea11 1342 1342/1342 1342 ± 0 6.182 5.328/6.571 6.069 ± 0.7199
ea12 1342 1342/1342 1342 ± 0 5.998 5.436/6.55 6.101 ± 0.6774
ea13 1342 1342/1342 1342 ± 0 6.291 5.946/6.537 6.371 ± 0.5013
ea14 1342 1342/1342 1342 ± 0 6.047 5.368/6.602 6.022 ± 0.7093
ea15 1342 1342/1342 1342 ± 0 5.961 5.435/6.517 6.064 ± 0.6828
ea16 1342 1342/1342 1342 ± 0 6.282 5.751/6.885 6.391 ± 0.7298
ea17 1342 1342/1342 1342 ± 0.000006027 6.074 5.656/6.928 6.203 ± 0.6361
ea18 1342 1342/1342 1342 ± 0 5.13 4.774/5.605 5.239 ± 0.5319
ea19 1342 1342/1342 1342 ± 0 6.324 5.66/6.841 6.337 ± 0.6946
ea20 1342 1342/1342 1342 ± 0 6.389 5.762/6.852 6.333 ± 0.634
ea21 1342 1342/1342 1342 ± 0 6.011 5.502/6.456 6.022 ± 0.586
ea22 1342 1342/1342 1342 ± 0 5.472 5.282/6.315 5.756 ± 0.6464
ea23 1342 1342/1342 1342 ± 0 6.252 5.577/6.671 6.247 ± 0.6967
ea25 1342 1342/1342 1342 ± 0 5.741 5.419/6.369 5.879 ± 0.5795
ea26 1342 1342/1342 1342 ± 0 6.125 5.741/7.029 6.349 ± 0.6512
ea27 1342 1342/1342 1342 ± 0.00001573 5.82 5.393/6.455 5.893 ± 0.6057
ea28 1342 1342/1342 1342 ± 0.00002977 5.762 5.557/6.618 6.139 ± 0.6472
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 ± 0.00002353 5.414 5.316/5.702 5.45 ± 0.2744
4 1342 1342/1342 1342 ± 0.00002549 5.385 5.223/5.602 5.373 ± 0.3254
5 1342 1342/1342 1342 ± 0.00002353 5.51 5.224/5.661 5.476 ± 0.3304
6 1342 1342/1342 1342 ± 0.00002353 5.434 5.224/5.585 5.398 ± 0.3462
7 1342 1342/1342 1342 ± 0.00002353 5.443 5.327/5.645 5.436 ± 0.2811
8 1342 1342/1342 1342 ± 0.00002353 5.487 5.251/5.624 5.408 ± 0.3084
9 1342 1342/1342 1342 ± 0.00002353 5.707 5.548/5.957 5.673 ± 0.3534
10 1342 1342/1342 1342 ± 0.00002353 6.141 5.982/6.324 6.099 ± 0.3462
11 1342 1342/1342 1342 ± 0.00002353 6.41 6.197/6.534 6.318 ± 0.3586
12 1342 1342/1342 1342 ± 0.00002353 6.522 6.371/6.726 6.425 ± 0.4729
13 1342 1342/1342 1342 ± 0.00002353 7.011 6.94/7.243 6.972 ± 0.4112
14 1342 1342/1342 1342 ± 0.00002353 7.283 7.002/7.483 7.168 ± 0.4592
15 1342 1342/1342 1342 ± 0.00002353 6.925 6.682/7.106 6.796 ± 0.4534
16 1342 1342/1342 1342 ± 0.00002949 6.145 5.796/6.445 6.093 ± 0.4399
17 1342 1342/1342 1342 ± 0.00002977 6.124 5.73/6.45 6.084 ± 0.4377
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
datacolumn
residual_data
Start time
2024-12-31 09:05:41.637
End
2024-12-31 10:08:30.080
Duration
1:02:48.444
Note, WebLog generation is not included in the time.

CASA logs for stage 8