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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.678 5.438/6.13 5.834 ± 0.5265
ea02 1342 1342/1342 1342 ± 0 5.923 5.552/6.761 6.133 ± 0.6436
ea04 1342 1342/1342 1342 ± 0 5.382 5.047/5.983 5.57 ± 0.5601
ea05 1342 1342/1342 1342 ± 0 5.838 5.434/6.335 5.896 ± 0.5936
ea06 1342 1342/1342 1342 ± 0 5.153 4.845/5.501 5.19 ± 0.4005
ea07 1342 1342/1342 1342 ± 0 5.886 5.623/6.333 6.053 ± 0.5244
ea08 1342 1342/1342 1342 ± 0 5.966 5.772/6.892 6.318 ± 0.6841
ea09 1342 1342/1342 1342 ± 0 5.899 5.37/6.43 5.935 ± 0.6379
ea10 1342 1342/1342 1342 ± 0.00002383 5.856 5.463/6.777 6.068 ± 0.6879
ea11 1342 1342/1342 1342 ± 0 6.043 5.377/6.595 6.061 ± 0.7187
ea12 1342 1342/1342 1342 ± 0 5.374 5.351/5.549 5.482 ± 0.2085
ea13 1342 1342/1342 1342 ± 0 6.117 5.868/6.445 6.224 ± 0.4967
ea14 1342 1342/1342 1342 ± 0 5.897 5.359/6.435 5.895 ± 0.6175
ea15 1342 1342/1342 1342 ± 0 5.801 5.146/6.246 5.832 ± 0.6907
ea16 1342 1342/1342 1342 ± 0 6.17 5.684/6.777 6.199 ± 0.6661
ea17 1342 1342/1342 1342 ± 0.0000032 6.195 5.753/6.568 6.264 ± 0.6115
ea18 1342 1342/1342 1342 ± 0 5.172 4.807/5.673 5.223 ± 0.5111
ea19 1342 1342/1342 1342 ± 0 6.183 5.534/6.705 6.125 ± 0.6417
ea20 1342 1342/1342 1342 ± 0 6.088 5.764/6.77 6.259 ± 0.6328
ea21 1342 1342/1342 1342 ± 0 5.672 5.46/6.382 5.891 ± 0.559
ea22 1342 1342/1342 1342 ± 0 5.533 5.3/6.331 5.797 ± 0.6273
ea23 1342 1342/1342 1342 ± 0 5.924 5.623/6.565 6.143 ± 0.6589
ea25 1342 1342/1342 1342 ± 0 5.848 5.585/6.385 6.028 ± 0.5892
ea26 1342 1342/1342 1342 ± 0 6.391 5.823/7.078 6.36 ± 0.6729
ea27 1342 1342/1342 1342 ± 0.00004038 5.732 5.445/6.551 5.913 ± 0.5863
ea28 1342 1342/1342 1342 ± 0 5.814 5.568/6.665 6.068 ± 0.676
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 5.625 5.338/5.834 5.567 ± 0.2751
3 1342 1342/1342 1342 ± 0.00002361 5.353 5.094/5.497 5.298 ± 0.2849
4 1342 1342/1342 1342 ± 0.00002543 5.365 5.249/5.559 5.391 ± 0.3221
5 1342 1342/1342 1342 ± 0.00002348 5.495 5.227/5.638 5.438 ± 0.3415
6 1342 1342/1342 1342 ± 0.00002392 5.493 5.216/5.612 5.437 ± 0.3123
7 1342 1342/1342 1342 ± 0.00002348 5.466 5.355/5.638 5.455 ± 0.2758
8 1342 1342/1342 1342 ± 0.00002348 5.495 5.231/5.601 5.422 ± 0.3064
9 1342 1342/1342 1342 ± 0.00002348 5.776 5.528/6.013 5.718 ± 0.3462
10 1342 1342/1342 1342 ± 0.00002348 6.205 6.019/6.387 6.146 ± 0.352
11 1342 1342/1342 1342 ± 0.00002392 6.441 6.281/6.56 6.385 ± 0.3555
12 1342 1342/1342 1342 ± 0.00002439 6.616 6.422/6.786 6.549 ± 0.3795
13 1342 1342/1342 1342 ± 0.00002392 7.048 6.92/7.259 7.002 ± 0.385
14 1342 1342/1342 1342 ± 0.00002392 7.253 6.992/7.374 7.133 ± 0.4184
15 1342 1342/1342 1342 ± 0.00002392 6.692 6.444/6.849 6.628 ± 0.3816
16 1342 1342/1342 1342 ± 0.00003366 5.899 5.811/6.135 5.938 ± 0.2735
17 1342 1342/1342 1342 ± 0.000037 5.955 5.839/6.188 5.96 ± 0.2725
statwtmode
VLASS-SE
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 10:30:05.687
End
2024-05-01 11:40:35.075
Duration
1:10:29.388
Note, WebLog generation is not included in the time.

CASA logs for stage 7