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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.56 5.281/5.869 5.611 ± 0.4154
ea02 1342 1342/1342 1342 ± 0 5.747 5.395/6.282 5.884 ± 0.4922
ea04 1342 1342/1342 1342 ± 0 5.452 5.16/5.973 5.592 ± 0.5092
ea05 1342 1342/1342 1342 ± 0 5.299 5.056/5.67 5.349 ± 0.3887
ea06 1342 1342/1342 1342 ± 0 4.833 4.745/5.189 4.931 ± 0.2679
ea07 1342 1342/1342 1342 ± 0 5.555 5.285/5.883 5.624 ± 0.4061
ea08 1342 1342/1342 1342 ± 0 5.641 5.284/6.083 5.693 ± 0.4463
ea09 1342 1342/1342 1342 ± 0 5.193 4.972/5.642 5.319 ± 0.3832
ea10 1342 1342/1342 1342 ± 0.000002165 5.205 4.968/5.889 5.363 ± 0.4302
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.621 5.307/5.904 5.673 ± 0.4194
ea13 1342 1342/1342 1342 ± 0 5.95 5.616/6.1 5.925 ± 0.4076
ea14 1342 1342/1342 1342 ± 0 5.497 5.088/5.964 5.544 ± 0.4798
ea15 1342 1342/1342 1342 ± 0 5.74 5.257/6.125 5.747 ± 0.5287
ea16 1342 1342/1342 1342 ± 0 5.537 5.304/5.898 5.634 ± 0.4101
ea17 1342 1342/1342 1342 ± 0.00000401 5.373 5.264/5.745 5.525 ± 0.3505
ea18 1342 1342/1342 1342 ± 0 4.648 4.458/4.911 4.695 ± 0.304
ea19 1342 1342/1342 1342 ± 0 5.427 5.084/5.791 5.432 ± 0.3705
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.527 5.348/6.172 5.74 ± 0.4659
ea22 1342 1342/1342 1342 ± 0 4.929 4.755/5.445 5.04 ± 0.4392
ea23 1342 1342/1342 1342 ± 0 5.995 5.68/6.736 6.165 ± 0.6291
ea25 1342 1342/1342 1342 ± 0 5.607 5.403/6.143 5.772 ± 0.5074
ea26 1342 1342/1342 1342 ± 0 5.545 5.418/6.164 5.741 ± 0.4172
ea27 1342 1342/1342 1342 ± 0.00003678 5.253 5.092/5.84 5.363 ± 0.4139
ea28 1342 1342/1342 1342 ± 0 5.716 5.513/6.435 5.964 ± 0.5665
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 ± 0.0000244 5.379 5.188/5.509 5.356 ± 0.2603
3 1342 1342/1342 1342 ± 0.0000246 5.244 5.082/5.312 5.188 ± 0.2842
4 1342 1342/1342 1342 ± 0.00003152 4.906 4.741/5.111 4.943 ± 0.3348
5 1342 1342/1342 1342 ± 0.0000244 5.276 4.96/5.466 5.226 ± 0.318
6 1342 1342/1342 1342 ± 0.0000244 5.151 5.016/5.348 5.157 ± 0.269
7 1342 1342/1342 1342 ± 0.0000244 5.236 5.06/5.341 5.187 ± 0.2675
8 1342 1342/1342 1342 ± 0.0000244 5.198 4.956/5.34 5.131 ± 0.3058
9 1342 1342/1342 1342 ± 0.0000244 5.403 5.112/5.575 5.352 ± 0.3466
10 1342 1342/1342 1342 ± 0.0000244 5.718 5.465/6.006 5.7 ± 0.3482
11 1342 1342/1342 1342 ± 0.0000244 5.871 5.737/6.114 5.873 ± 0.3471
12 1342 1342/1342 1342 ± 0.0000244 5.981 5.819/6.114 5.912 ± 0.5044
13 1342 1342/1342 1342 ± 0.0000244 6.325 6.05/6.538 6.3 ± 0.4464
14 1342 1342/1342 1342 ± 0.0000244 6.473 6.047/6.641 6.351 ± 0.4746
15 1342 1342/1342 1342 ± 0.0000244 6.113 5.683/6.228 5.985 ± 0.4452
16 1342 1342/1342 1342 ± 0.00003332 5.602 5.21/5.714 5.47 ± 0.3578
17 1342 1342/1342 1342 ± 0.00003093 5.449 5.201/5.705 5.426 ± 0.3725
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 11:42:16.341
End
2024-12-03 12:48:11.423
Duration
1:05:55.082
Note, WebLog generation is not included in the time.

CASA logs for stage 8