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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.591 5.051/5.93 5.501 ± 0.5028
ea02 1342 1342/1342 1342 ± 0 5.434 5.2/6.309 5.731 ± 0.6036
ea04 1342 1342/1342 1342 ± 0 5.299 4.893/5.869 5.427 ± 0.5422
ea05 1342 1342/1342 1342 ± 0 5.743 5.205/6.34 5.727 ± 0.6163
ea06 1342 1342/1342 1342 ± 0 5.215 4.743/5.626 5.199 ± 0.4806
ea07 1342 1342/1342 1342 ± 0 4.936 4.881/5.22 5.007 ± 0.2015
ea08 1342 1342/1342 1342 ± 0.00001839 5.663 5.379/6.552 5.971 ± 0.6503
ea09 1342 1342/1342 1342 ± 0 4.944 4.77/5.564 5.146 ± 0.4594
ea11 1342 1342/1342 1342 ± 0 5.347 5.047/6.095 5.566 ± 0.6288
ea13 1342 1342/1342 1342 ± 0 5.602 5.494/6.135 5.862 ± 0.4761
ea14 1342 1342/1342 1342 ± 0 5.812 5.196/6.315 5.816 ± 0.678
ea15 1342 1342/1342 1342 ± 0 5.657 5.088/6.136 5.699 ± 0.6382
ea16 1342 1342/1342 1342 ± 0 5.961 5.398/6.496 6.007 ± 0.7072
ea17 1342 1342/1342 1342 ± 0 5.407 5.199/5.573 5.373 ± 0.208
ea18 1342 1342/1342 1342 ± 0 4.895 4.615/5.374 4.982 ± 0.4626
ea19 1342 1342/1342 1342 ± 0 5.383 5.35/5.544 5.398 ± 0.1389
ea20 1342 1342/1342 1342 ± 0 5.733 5.537/6.488 5.988 ± 0.6261
ea21 1342 1342/1342 1342 ± 0 5.656 5.154/6.127 5.657 ± 0.5612
ea22 1342 1342/1342 1342 ± 0 5.233 5.002/6.131 5.545 ± 0.6059
ea23 1342 1342/1342 1342 ± 0 5.951 5.227/6.33 5.885 ± 0.6865
ea24 1342 1342/1342 1342 ± 0 5.455 4.917/6.1 5.471 ± 0.5923
ea25 1342 1342/1342 1342 ± 0.00002491 5.185 5.067/6.04 5.531 ± 0.5873
ea26 1342 1342/1342 1342 ± 0 5.594 5.425/6.647 5.932 ± 0.6386
ea27 1342 1342/1342 1342 ± 0 5.156 5.017/5.269 5.126 ± 0.1739
ea28 1342 1342/1342 1342 ± 0.00003993 5.525 5.229/6.34 5.74 ± 0.6561
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 ± 0.00002419 5.173 4.989/5.304 5.151 ± 0.2226
4 1342 1342/1342 1342 ± 0.00002472 4.991 4.736/5.207 4.982 ± 0.2899
5 1342 1342/1342 1342 ± 0.00002419 5.034 4.869/5.244 5.059 ± 0.2722
6 1342 1342/1342 1342 ± 0.00002419 5.102 4.875/5.25 5.071 ± 0.2628
7 1342 1342/1342 1342 ± 0.00002419 5.153 4.978/5.385 5.164 ± 0.2514
8 1342 1342/1342 1342 ± 0.00002419 5.196 4.937/5.325 5.122 ± 0.2753
9 1342 1342/1342 1342 ± 0.00002442 5.432 5.281/5.63 5.399 ± 0.2906
10 1342 1342/1342 1342 ± 0.00002634 5.855 5.669/5.97 5.788 ± 0.324
11 1342 1342/1342 1342 ± 0.00002634 6.092 5.945/6.19 6.031 ± 0.3112
12 1342 1342/1342 1342 ± 0.00002634 6.14 6.035/6.345 6.163 ± 0.3154
13 1342 1342/1342 1342 ± 0.00002634 6.591 6.292/6.804 6.522 ± 0.3716
14 1342 1342/1342 1342 ± 0.00002634 6.752 6.442/6.868 6.682 ± 0.4006
15 1342 1342/1342 1342 ± 0.00002634 6.413 6.072/6.643 6.326 ± 0.4406
16 1342 1342/1342 1342 ± 0.00003898 5.605 5.239/5.885 5.602 ± 0.431
17 1342 1342/1342 1342 ± 0.00003975 5.596 5.32/5.91 5.616 ± 0.4133
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-06 12:44:00.432
End
2024-12-06 13:37:56.055
Duration
0:53:55.623
Note, WebLog generation is not included in the time.

CASA logs for stage 8