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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.518 5.22/5.941 5.663 ± 0.5369
ea02 1342 1342/1342 1342 ± 0 5.687 5.369/6.527 5.907 ± 0.657
ea03 1342 1342/1342 1342 ± 0 5.316 4.721/5.939 5.362 ± 0.6473
ea04 1342 1342/1342 1342 ± 0 5.44 5.119/6.147 5.635 ± 0.5947
ea05 1342 1342/1342 1342 ± 0 5.79 5.328/6.249 5.839 ± 0.5953
ea06 1342 1342/1342 1342 ± 0 5.168 4.857/5.618 5.241 ± 0.4453
ea07 1342 1342/1342 1342 ± 0 5.902 5.341/6.147 5.884 ± 0.5834
ea08 1342 1342/1342 1342 ± 0 5.828 5.508/6.665 6.115 ± 0.6827
ea09 1342 1342/1342 1342 ± 0 5.545 5.149/6.268 5.68 ± 0.6364
ea10 1342 1342/1342 1342 ± 0 5.84 5.203/6.521 5.843 ± 0.68
ea11 1342 1342/1342 1342 ± 0 5.881 5.244/6.395 5.92 ± 0.6755
ea12 1342 1342/1342 1342 ± 0 5.655 5.235/6.317 5.846 ± 0.6422
ea13 1342 1342/1342 1342 ± 0 6.003 5.78/6.446 6.146 ± 0.5144
ea15 1342 1342/1342 1342 ± 0 5.792 5.423/6.498 5.988 ± 0.6816
ea16 1342 1342/1342 1342 ± 0 6.031 5.607/6.728 6.207 ± 0.7299
ea17 1342 1342/1342 1342 ± 0 6.128 5.718/6.702 6.256 ± 0.6815
ea18 1342 1342/1342 1342 ± 0 4.855 4.571/5.328 4.973 ± 0.4877
ea19 1342 1342/1342 1342 ± 0 5.971 5.413/6.533 5.976 ± 0.5935
ea20 1342 1342/1342 1342 ± 0 5.783 5.362/6.404 5.883 ± 0.5972
ea21 1342 1342/1342 1342 ± 0 5.672 5.327/6.21 5.8 ± 0.5592
ea22 1342 1342/1342 1342 ± 0 5.459 5.18/6.324 5.712 ± 0.65
ea23 1342 1342/1342 1342 ± 0 5.966 5.332/6.411 6.02 ± 0.6949
ea24 1342 1342/1342 1342 ± 0 5.664 5.37/6.549 5.816 ± 0.6673
ea25 1342 1342/1342 1342 ± 0 5.481 5.152/6.024 5.624 ± 0.5642
ea26 1342 1342/1342 1342 ± 0 5.954 5.617/6.704 6.147 ± 0.706
ea27 1342 1342/1342 1342 ± 0 5.483 5.128/6.32 5.681 ± 0.6119
ea28 1342 1342/1342 1342 ± 0.000007549 5.412 5.211/6.178 5.64 ± 0.6265
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 ± 0.00002305 5.348 5.141/5.482 5.288 ± 0.2585
3 1342 1342/1342 1342 ± 0.00002305 5.108 4.881/5.353 5.112 ± 0.3241
4 1342 1342/1342 1342 ± 0.00002392 5.165 4.912/5.319 5.138 ± 0.3239
5 1342 1342/1342 1342 ± 0.00002305 5.272 5.06/5.36 5.234 ± 0.3186
6 1342 1342/1342 1342 ± 0.00002348 5.316 5.17/5.47 5.291 ± 0.3051
7 1342 1342/1342 1342 ± 0.00002305 5.309 5.161/5.432 5.299 ± 0.2615
8 1342 1342/1342 1342 ± 0.00002305 5.236 5.1/5.477 5.257 ± 0.2861
9 1342 1342/1342 1342 ± 0.00002305 5.557 5.414/5.805 5.56 ± 0.3248
10 1342 1342/1342 1342 ± 0.00002305 6.017 5.856/6.177 5.989 ± 0.3179
11 1342 1342/1342 1342 ± 0.00002305 6.307 6.036/6.398 6.218 ± 0.3244
12 1342 1342/1342 1342 ± 0.00002305 6.404 6.153/6.537 6.368 ± 0.3462
13 1342 1342/1342 1342 ± 0.00002305 6.801 6.613/6.945 6.766 ± 0.3566
14 1342 1342/1342 1342 ± 0.00002305 6.988 6.735/7.195 6.924 ± 0.3871
15 1342 1342/1342 1342 ± 0.00002305 6.617 6.474/6.911 6.605 ± 0.3929
16 1342 1342/1342 1342 ± 0.00002358 5.915 5.52/6.163 5.908 ± 0.3865
17 1342 1342/1342 1342 ± 0.0000232 5.873 5.551/6.196 5.882 ± 0.3831
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
datacolumn
residual_data
Start time
2024-12-18 05:43:27.712
End
2024-12-18 06:57:47.411
Duration
1:14:19.698
Note, WebLog generation is not included in the time.

CASA logs for stage 8