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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.41 5.183/5.852 5.566 ± 0.5199
ea02 1342 1342/1342 1342 ± 0.000004831 5.729 5.314/6.323 5.861 ± 0.6538
ea04 1342 1342/1342 1342 ± 0 5.559 5.188/6.092 5.694 ± 0.5505
ea05 1342 1342/1342 1342 ± 0 5.595 5.246/6.11 5.709 ± 0.5636
ea06 1342 1342/1342 1342 ± 0 4.911 4.669/5.328 5.008 ± 0.3717
ea07 1342 1342/1342 1342 ± 0 5.923 5.349/6.083 5.871 ± 0.5712
ea08 1342 1342/1342 1342 ± 0.00001203 5.698 5.419/6.504 5.933 ± 0.7083
ea09 1342 1342/1342 1342 ± 0 5.622 5.166/6.346 5.723 ± 0.6007
ea10 1342 1342/1342 1342 ± 0 5.796 5.21/6.417 5.811 ± 0.664
ea11 1342 1342/1342 1342 ± 0 5.757 5.055/6.194 5.707 ± 0.6464
ea12 1342 1342/1342 1342 ± 0 5.882 5.296/6.334 5.915 ± 0.6343
ea13 1342 1342/1342 1342 ± 0 6.048 5.712/6.318 6.099 ± 0.5144
ea14 1342 1342/1342 1342 ± 0 5.897 5.181/6.292 5.824 ± 0.6684
ea15 1342 1342/1342 1342 ± 0 5.704 5.235/6.317 5.83 ± 0.6794
ea16 1342 1342/1342 1342 ± 0 6.11 5.586/6.627 6.197 ± 0.7115
ea17 1342 1342/1342 1342 ± 0.000009465 5.87 5.38/6.677 5.988 ± 0.6391
ea18 1342 1342/1342 1342 ± 0 5.042 4.665/5.48 5.111 ± 0.5092
ea19 1342 1342/1342 1342 ± 0 6.023 5.435/6.533 6.053 ± 0.6033
ea20 1342 1342/1342 1342 ± 0 5.969 5.593/6.588 6.087 ± 0.6391
ea21 1342 1342/1342 1342 ± 0 5.661 5.282/6.146 5.753 ± 0.5425
ea22 1342 1342/1342 1342 ± 0.000001896 5.474 5.215/6.301 5.73 ± 0.6841
ea23 1342 1342/1342 1342 ± 0 6.074 5.392/6.462 5.991 ± 0.6683
ea25 1342 1342/1342 1342 ± 0 5.569 5.078/6.038 5.576 ± 0.5806
ea26 1342 1342/1342 1342 ± 0 5.883 5.639/6.632 6.063 ± 0.6881
ea27 1342 1342/1342 1342 ± 0.00002291 5.532 5.275/6.253 5.694 ± 0.5814
ea28 1342 1342/1342 1342 ± 0.0000259 5.518 5.295/6.273 5.764 ± 0.6356
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 5.311 5.145/5.522 5.304 ± 0.254
3 1342 1342/1342 1342 ± 0.00002359 5.012 4.784/5.245 5.01 ± 0.2927
4 1342 1342/1342 1342 ± 0.00003511 5.04 4.94/5.119 5.006 ± 0.1796
5 1342 1342/1342 1342 ± 0.00002348 5.311 5.075/5.424 5.28 ± 0.2838
6 1342 1342/1342 1342 ± 0.00002348 5.278 5.152/5.431 5.25 ± 0.2821
7 1342 1342/1342 1342 ± 0.00002348 5.287 5.179/5.402 5.282 ± 0.2514
8 1342 1342/1342 1342 ± 0.00002348 5.285 5.133/5.367 5.246 ± 0.2549
9 1342 1342/1342 1342 ± 0.00002348 5.539 5.369/5.751 5.514 ± 0.2946
10 1342 1342/1342 1342 ± 0.00002348 5.925 5.823/6.11 5.931 ± 0.2938
11 1342 1342/1342 1342 ± 0.00002348 6.21 6.027/6.328 6.144 ± 0.3096
12 1342 1342/1342 1342 ± 0.00002348 6.288 6.149/6.467 6.28 ± 0.3264
13 1342 1342/1342 1342 ± 0.00002348 6.738 6.621/6.915 6.72 ± 0.3456
14 1342 1342/1342 1342 ± 0.00002348 6.965 6.738/7.166 6.927 ± 0.3831
15 1342 1342/1342 1342 ± 0.00002348 6.662 6.351/6.757 6.536 ± 0.391
16 1342 1342/1342 1342 ± 0.00003045 5.869 5.572/6.253 5.877 ± 0.3673
17 1342 1342/1342 1342 ± 0.00003093 5.829 5.616/6.146 5.875 ± 0.345
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-05-01 12:18:56.981
End
2024-05-01 12:57:27.916
Duration
0:38:30.935
Note, WebLog generation is not included in the time.

CASA logs for stage 7