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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.533 5.248/5.997 5.662 ± 0.5437
ea02 1342 1342/1342 1342 ± 0 5.673 5.366/6.44 5.927 ± 0.665
ea04 1342 1342/1342 1342 ± 0 5.432 5.098/6.014 5.608 ± 0.5714
ea05 1342 1342/1342 1342 ± 0 5.662 5.222/6.136 5.737 ± 0.5857
ea06 1342 1342/1342 1342 ± 0 5.005 4.798/5.396 5.095 ± 0.3724
ea07 1342 1342/1342 1342 ± 0 6.1 5.428/6.251 6.01 ± 0.5877
ea08 1342 1342/1342 1342 ± 0 5.734 5.474/6.582 6.043 ± 0.6994
ea09 1342 1342/1342 1342 ± 0 5.613 5.162/6.227 5.717 ± 0.617
ea10 1342 1342/1342 1342 ± 0 5.97 5.285/6.632 5.955 ± 0.6785
ea11 1342 1342/1342 1342 ± 0 5.777 5.147/6.353 5.843 ± 0.6553
ea12 1342 1342/1342 1342 ± 0 5.917 5.338/6.417 5.992 ± 0.665
ea13 1342 1342/1342 1342 ± 0 6.275 5.748/6.348 6.175 ± 0.5086
ea14 1342 1342/1342 1342 ± 0 5.929 5.223/6.355 5.871 ± 0.6716
ea15 1342 1342/1342 1342 ± 0 5.556 5.088/6.224 5.733 ± 0.6881
ea16 1342 1342/1342 1342 ± 0 6.055 5.64/6.727 6.239 ± 0.722
ea17 1342 1342/1342 1342 ± 0.000002928 5.896 5.535/6.478 6.076 ± 0.6376
ea18 1342 1342/1342 1342 ± 0 5.125 4.71/5.586 5.151 ± 0.5292
ea19 1342 1342/1342 1342 ± 0 5.946 5.495/6.668 6.155 ± 0.6681
ea20 1342 1342/1342 1342 ± 0 6.278 5.688/6.9 6.252 ± 0.6352
ea21 1342 1342/1342 1342 ± 0 5.638 5.296/6.172 5.781 ± 0.557
ea22 1342 1342/1342 1342 ± 0 5.422 5.187/6.286 5.713 ± 0.6534
ea23 1342 1342/1342 1342 ± 0 6.149 5.461/6.533 6.104 ± 0.6882
ea25 1342 1342/1342 1342 ± 0.000004021 5.454 5.25/6.137 5.656 ± 0.6067
ea26 1342 1342/1342 1342 ± 0 6.072 5.598/6.89 6.177 ± 0.6523
ea27 1342 1342/1342 1342 ± 0.00002295 5.532 5.248/6.347 5.74 ± 0.5971
ea28 1342 1342/1342 1342 ± 0.00002234 5.656 5.353/6.398 5.868 ± 0.6543
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 5.359 5.194/5.602 5.377 ± 0.2491
3 1342 1342/1342 1342 ± 0.00002977 5.157 4.967/5.416 5.183 ± 0.28
4 1342 1342/1342 1342 ± 0.00002348 5.196 5.067/5.405 5.215 ± 0.3039
5 1342 1342/1342 1342 ± 0.00002348 5.339 5.086/5.502 5.326 ± 0.3115
6 1342 1342/1342 1342 ± 0.00002348 5.259 5.048/5.451 5.243 ± 0.2817
7 1342 1342/1342 1342 ± 0.00002348 5.311 5.175/5.482 5.31 ± 0.2534
8 1342 1342/1342 1342 ± 0.00002348 5.289 5.085/5.456 5.267 ± 0.2718
9 1342 1342/1342 1342 ± 0.00002348 5.538 5.375/5.824 5.547 ± 0.3179
10 1342 1342/1342 1342 ± 0.00002348 6.009 5.833/6.177 5.988 ± 0.3026
11 1342 1342/1342 1342 ± 0.00002348 6.249 6.1/6.386 6.207 ± 0.3141
12 1342 1342/1342 1342 ± 0.00002348 6.41 6.21/6.579 6.369 ± 0.3464
13 1342 1342/1342 1342 ± 0.00002348 6.804 6.71/7.047 6.819 ± 0.3654
14 1342 1342/1342 1342 ± 0.00002348 7.064 6.834/7.265 7.013 ± 0.4005
15 1342 1342/1342 1342 ± 0.00002348 6.731 6.487/6.946 6.653 ± 0.4039
16 1342 1342/1342 1342 ± 0.00003 5.965 5.62/6.275 5.946 ± 0.4011
17 1342 1342/1342 1342 ± 0.00002837 5.996 5.637/6.257 5.949 ± 0.3894
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
Start time
2024-12-13 13:17:57.636
End
2024-12-13 14:23:02.647
Duration
1:05:05.011
Note, WebLog generation is not included in the time.

CASA logs for stage 8