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 5.737 5.296/6.052 5.741 ± 0.5116
ea02 1342 1342/1342 1342 ± 0 5.844 5.447/6.598 6.036 ± 0.6547
ea04 1342 1342/1342 1342 ± 0 5.584 5.113/6.27 5.697 ± 0.5869
ea05 1342 1342/1342 1342 ± 0 5.92 5.303/6.433 5.841 ± 0.6101
ea06 1342 1342/1342 1342 ± 0 5.062 4.744/5.32 5.063 ± 0.3599
ea07 1342 1342/1342 1342 ± 0 6.165 5.451/6.306 6.037 ± 0.6129
ea08 1342 1342/1342 1342 ± 0.00001061 5.956 5.575/6.739 6.226 ± 0.675
ea09 1342 1342/1342 1342 ± 0 5.59 5.238/6.51 5.795 ± 0.6583
ea10 1342 1342/1342 1342 ± 0 6.117 5.336/6.687 6.05 ± 0.6709
ea11 1342 1342/1342 1342 ± 0 5.994 5.188/6.411 5.918 ± 0.6962
ea12 1342 1342/1342 1342 ± 0 5.97 5.359/6.491 6.028 ± 0.6707
ea13 1342 1342/1342 1342 ± 0 5.982 5.828/6.437 6.217 ± 0.5021
ea14 1342 1342/1342 1342 ± 0 5.933 5.276/6.465 5.906 ± 0.6702
ea15 1342 1342/1342 1342 ± 0 5.725 5.12/6.358 5.821 ± 0.7005
ea16 1342 1342/1342 1342 ± 0 6.216 5.644/6.83 6.315 ± 0.7305
ea17 1342 1342/1342 1342 ± 0.000004618 6.004 5.562/6.841 6.131 ± 0.64
ea18 1342 1342/1342 1342 ± 0 5.141 4.749/5.617 5.219 ± 0.5147
ea19 1342 1342/1342 1342 ± 0 5.98 5.577/6.565 6.151 ± 0.6571
ea20 1342 1342/1342 1342 ± 0 6.316 5.703/6.939 6.292 ± 0.6601
ea21 1342 1342/1342 1342 ± 0 5.928 5.374/6.327 5.871 ± 0.5952
ea22 1342 1342/1342 1342 ± 0 5.439 5.241/6.399 5.774 ± 0.65
ea23 1342 1342/1342 1342 ± 0 6.22 5.506/6.608 6.194 ± 0.6997
ea25 1342 1342/1342 1342 ± 0 5.701 5.24/6.204 5.762 ± 0.5771
ea26 1342 1342/1342 1342 ± 0 5.864 5.787/6.975 6.251 ± 0.6615
ea27 1342 1342/1342 1342 ± 0.000005718 5.695 5.422/6.502 5.913 ± 0.5852
ea28 1342 1342/1342 1342 ± 0.0000381 5.677 5.468/6.517 6.033 ± 0.6269
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 ± 0.00002348 5.395 5.181/5.652 5.398 ± 0.2598
4 1342 1342/1342 1342 ± 0.00002663 5.149 4.965/5.384 5.15 ± 0.3288
5 1342 1342/1342 1342 ± 0.00002348 5.382 5.151/5.554 5.381 ± 0.321
6 1342 1342/1342 1342 ± 0.00002348 5.332 5.1/5.483 5.303 ± 0.2905
7 1342 1342/1342 1342 ± 0.00002348 5.381 5.205/5.557 5.366 ± 0.2688
8 1342 1342/1342 1342 ± 0.00002348 5.369 5.156/5.536 5.328 ± 0.2801
9 1342 1342/1342 1342 ± 0.00002348 5.636 5.438/5.885 5.609 ± 0.3298
10 1342 1342/1342 1342 ± 0.00002348 6.068 5.92/6.222 6.028 ± 0.3222
11 1342 1342/1342 1342 ± 0.00002348 6.322 6.152/6.439 6.245 ± 0.3332
12 1342 1342/1342 1342 ± 0.00002371 6.431 6.214/6.602 6.393 ± 0.3625
13 1342 1342/1342 1342 ± 0.00002348 6.911 6.765/7.091 6.868 ± 0.3804
14 1342 1342/1342 1342 ± 0.00002348 7.171 6.901/7.34 7.067 ± 0.4223
15 1342 1342/1342 1342 ± 0.00002348 6.762 6.541/6.972 6.68 ± 0.4055
16 1342 1342/1342 1342 ± 0.00003096 6.031 5.677/6.303 5.989 ± 0.4208
17 1342 1342/1342 1342 ± 0.00003171 6.048 5.622/6.325 6 ± 0.4055
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
overwrite_modelcol
False
Start time
2024-12-17 03:14:21.133
End
2024-12-17 04:07:50.151
Duration
0:53:29.018
Note, WebLog generation is not included in the time.

CASA logs for stage 8