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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.204 5.084/5.582 5.381 ± 0.5051
ea02 1342 1342/1342 1342 ± 0.000005311 5.585 5.249/6.14 5.727 ± 0.6415
ea04 1342 1342/1342 1342 ± 0.000001567 5.123 4.77/5.577 5.206 ± 0.4805
ea05 1342 1342/1342 1342 ± 0 5.567 5.065/6.002 5.5 ± 0.5253
ea06 1342 1342/1342 1342 ± 0 4.936 4.658/5.418 5.059 ± 0.4736
ea07 1342 1342/1342 1342 ± 0.00002354 5.548 5.215/5.85 5.645 ± 0.5259
ea08 1342 1342/1342 1342 ± 0.0000224 5.547 5.261/6.205 5.741 ± 0.6405
ea09 1342 1342/1342 1342 ± 0 5.537 5.067/6.103 5.568 ± 0.5668
ea10 1342 1342/1342 1342 ± 0.00003995 5.509 5.097/6.211 5.612 ± 0.605
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.586 5.121/6.03 5.65 ± 0.5651
ea13 1342 1342/1342 1342 ± 0 5.92 5.561/6.074 5.93 ± 0.459
ea14 1342 1342/1342 1342 ± 0 5.456 5.111/5.978 5.584 ± 0.5655
ea15 1342 1342/1342 1342 ± 0 5.318 4.938/5.906 5.485 ± 0.5955
ea16 1342 1342/1342 1342 ± 0 5.895 5.438/6.389 5.955 ± 0.6262
ea17 1342 1342/1342 1342 ± 0.00001262 5.516 5.332/6.097 5.724 ± 0.5739
ea18 1342 1342/1342 1342 ± 0.000003868 4.828 4.485/5.265 4.848 ± 0.4824
ea19 1342 1342/1342 1342 ± 0 5.882 5.414/6.396 5.95 ± 0.5587
ea20 1342 1342/1342 1342 ± 0.000001135 6.006 5.444/6.449 5.938 ± 0.5753
ea21 1342 1342/1342 1342 ± 0 5.362 5.161/5.854 5.54 ± 0.4556
ea22 1342 1342/1342 1342 ± 0.000001108 5.326 5.128/6.034 5.551 ± 0.6003
ea23 1342 1342/1342 1342 ± 0.000008488 5.569 5.285/6.199 5.758 ± 0.6005
ea25 1342 1342/1342 1342 ± 0.00001053 5.206 4.998/5.714 5.378 ± 0.5136
ea26 1342 1342/1342 1342 ± 0 5.784 5.533/6.344 5.947 ± 0.6251
ea27 1342 1342/1342 1342 ± 0.00004192 5.181 5.1/6.001 5.427 ± 0.5589
ea28 1342 1342/1342 1342 ± 0.00003924 5.336 5.132/6.132 5.578 ± 0.5999
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 ± 0.00002393 5.193 5.105/5.517 5.256 ± 0.2813
3 1342 1342/1342 1342 ± 0.00002923 4.823 4.663/5.113 4.893 ± 0.3552
4 1342 1342/1342 1342 ± 0.00002646 5.163 4.929/5.346 5.099 ± 0.3101
5 1342 1342/1342 1342 ± 0.00002393 5.166 4.94/5.317 5.154 ± 0.3228
6 1342 1342/1342 1342 ± 0.00002393 5.097 5.009/5.299 5.113 ± 0.2829
7 1342 1342/1342 1342 ± 0.00002393 5.133 5.065/5.282 5.148 ± 0.2526
8 1342 1342/1342 1342 ± 0.00002393 5.146 4.887/5.272 5.064 ± 0.2858
9 1342 1342/1342 1342 ± 0.00002393 5.34 5.175/5.571 5.311 ± 0.3092
10 1342 1342/1342 1342 ± 0.00002393 5.704 5.576/5.902 5.69 ± 0.2918
11 1342 1342/1342 1342 ± 0.00002393 5.946 5.753/6.05 5.881 ± 0.2941
12 1342 1342/1342 1342 ± 0.00002393 6.057 5.854/6.22 6.043 ± 0.3244
13 1342 1342/1342 1342 ± 0.00002393 6.486 6.364/6.611 6.46 ± 0.3309
14 1342 1342/1342 1342 ± 0.00002393 6.649 6.439/6.969 6.652 ± 0.3613
15 1342 1342/1342 1342 ± 0.00002393 6.458 6.165/6.646 6.35 ± 0.3893
16 1342 1342/1342 1342 ± 0.00004596 5.511 5.299/5.894 5.568 ± 0.3358
17 1342 1342/1342 1342 ± 0.00004783 5.541 5.309/5.933 5.579 ± 0.3285
statwtmode
VLASS-SE
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-31 06:31:32.979
End
2024-12-31 07:35:22.344
Duration
1:03:49.364
Note, WebLog generation is not included in the time.

CASA logs for stage 8