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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.796 5.312/6.063 5.761 ± 0.5319
ea02 1342 1342/1342 1342 ± 0 5.825 5.445/6.6 6.045 ± 0.6472
ea04 1342 1342/1342 1342 ± 0 5.571 5.111/6.245 5.676 ± 0.5847
ea05 1342 1342/1342 1342 ± 0 5.94 5.316/6.423 5.844 ± 0.62
ea06 1342 1342/1342 1342 ± 0 5.117 4.796/5.428 5.128 ± 0.3803
ea07 1342 1342/1342 1342 ± 0 6.139 5.417/6.246 6.022 ± 0.5924
ea08 1342 1342/1342 1342 ± 0.000004492 5.968 5.688/6.727 6.239 ± 0.6643
ea09 1342 1342/1342 1342 ± 0 5.671 5.212/6.475 5.802 ± 0.6293
ea10 1342 1342/1342 1342 ± 0 6.06 5.298/6.683 6.008 ± 0.6833
ea11 1342 1342/1342 1342 ± 0 6.005 5.23/6.411 5.925 ± 0.6942
ea12 1342 1342/1342 1342 ± 0 5.999 5.349/6.522 6.037 ± 0.677
ea13 1342 1342/1342 1342 ± 0 6.11 5.851/6.401 6.207 ± 0.4836
ea14 1342 1342/1342 1342 ± 0 5.931 5.286/6.411 5.899 ± 0.6797
ea15 1342 1342/1342 1342 ± 0 5.729 5.122/6.293 5.822 ± 0.6967
ea16 1342 1342/1342 1342 ± 0 6.26 5.684/6.822 6.338 ± 0.7263
ea17 1342 1342/1342 1342 ± 0.000003316 6.005 5.571/6.877 6.139 ± 0.6307
ea18 1342 1342/1342 1342 ± 0 5.148 4.738/5.613 5.207 ± 0.5092
ea19 1342 1342/1342 1342 ± 0 5.805 5.58/6.566 6.181 ± 0.6503
ea20 1342 1342/1342 1342 ± 0 6.446 5.749/6.92 6.361 ± 0.6438
ea21 1342 1342/1342 1342 ± 0 5.856 5.389/6.277 5.877 ± 0.5487
ea22 1342 1342/1342 1342 ± 0 5.588 5.268/6.47 5.862 ± 0.6479
ea23 1342 1342/1342 1342 ± 0 6.207 5.492/6.587 6.156 ± 0.7024
ea25 1342 1342/1342 1342 ± 0 5.606 5.23/6.195 5.727 ± 0.5783
ea26 1342 1342/1342 1342 ± 0 5.995 5.65/6.936 6.21 ± 0.649
ea27 1342 1342/1342 1342 ± 0.000001809 5.806 5.363/6.484 5.899 ± 0.5941
ea28 1342 1342/1342 1342 ± 0.00002627 5.783 5.476/6.537 6.014 ± 0.6358
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 5.386 5.228/5.642 5.406 ± 0.2519
4 1342 1342/1342 1342 ± 0.00002543 5.266 4.961/5.499 5.251 ± 0.3596
5 1342 1342/1342 1342 ± 0.00002349 5.401 5.126/5.511 5.367 ± 0.3195
6 1342 1342/1342 1342 ± 0.00002349 5.313 5.067/5.453 5.27 ± 0.2852
7 1342 1342/1342 1342 ± 0.00002349 5.369 5.226/5.532 5.356 ± 0.2547
8 1342 1342/1342 1342 ± 0.00002349 5.378 5.126/5.516 5.324 ± 0.2718
9 1342 1342/1342 1342 ± 0.00002349 5.655 5.455/5.879 5.61 ± 0.3227
10 1342 1342/1342 1342 ± 0.00002349 6.082 5.929/6.259 6.044 ± 0.3143
11 1342 1342/1342 1342 ± 0.00002349 6.356 6.149/6.45 6.259 ± 0.3265
12 1342 1342/1342 1342 ± 0.00002357 6.469 6.202/6.594 6.386 ± 0.3655
13 1342 1342/1342 1342 ± 0.00002349 6.872 6.777/7.082 6.876 ± 0.373
14 1342 1342/1342 1342 ± 0.00002349 7.157 6.88/7.329 7.062 ± 0.4139
15 1342 1342/1342 1342 ± 0.00002349 6.757 6.502/6.963 6.682 ± 0.3986
16 1342 1342/1342 1342 ± 0.0000261 6.033 5.793/6.213 6.024 ± 0.378
17 1342 1342/1342 1342 ± 0.00002836 6.09 5.715/6.277 6.025 ± 0.3648
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
datacolumn
residual_data
Start time
2024-12-17 06:19:37.937
End
2024-12-17 07:08:36.217
Duration
0:48:58.280
Note, WebLog generation is not included in the time.

CASA logs for stage 8