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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.154/6.04 5.661 ± 0.5675
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.407 5.04/6.04 5.588 ± 0.5882
ea05 1342 1342/1342 1342 ± 0 5.717 5.137/6.283 5.768 ± 0.6271
ea06 1342 1342/1342 1342 ± 0 5.038 4.752/5.456 5.103 ± 0.4272
ea07 1342 1342/1342 1342 ± 0 5.891 5.354/6.169 5.895 ± 0.6187
ea08 1342 1342/1342 1342 ± 0 5.9 5.379/6.61 5.982 ± 0.7144
ea09 1342 1342/1342 1342 ± 0 5.628 5.085/6.347 5.697 ± 0.6387
ea10 1342 1342/1342 1342 ± 0 5.818 5.157/6.496 5.816 ± 0.7039
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.751 5.308/6.347 5.912 ± 0.6645
ea13 1342 1342/1342 1342 ± 0 6.018 5.601/6.32 6.056 ± 0.5246
ea14 1342 1342/1342 1342 ± 0 5.905 5.116/6.283 5.785 ± 0.6614
ea15 1342 1342/1342 1342 ± 0 5.513 4.94/6.094 5.597 ± 0.6984
ea16 1342 1342/1342 1342 ± 0 6.014 5.466/6.48 6.072 ± 0.7524
ea17 1342 1342/1342 1342 ± 0.00001242 5.763 5.159/6.536 5.774 ± 0.7107
ea18 1342 1342/1342 1342 ± 0 4.978 4.71/5.445 5.088 ± 0.5163
ea19 1342 1342/1342 1342 ± 0 6.155 5.521/6.705 6.136 ± 0.6562
ea20 1342 1342/1342 1342 ± 0 6.317 5.72/6.82 6.222 ± 0.6628
ea21 1342 1342/1342 1342 ± 0 5.567 5.203/6.19 5.714 ± 0.5813
ea22 1342 1342/1342 1342 ± 0 5.653 5.151/6.303 5.719 ± 0.6811
ea23 1342 1342/1342 1342 ± 0 5.973 5.356/6.467 5.983 ± 0.7027
ea25 1342 1342/1342 1342 ± 0 5.566 5.156/6.105 5.616 ± 0.5949
ea26 1342 1342/1342 1342 ± 0 5.993 5.443/6.606 6.038 ± 0.7044
ea27 1342 1342/1342 1342 ± 0.00002353 5.596 5.127/6.321 5.707 ± 0.629
ea28 1342 1342/1342 1342 ± 0 5.638 5.303/6.387 5.79 ± 0.6776
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 5.265 5.058/5.512 5.257 ± 0.2667
3 1342 1342/1342 1342 ± 0.00002786 4.897 4.724/5.146 4.954 ± 0.2856
4 1342 1342/1342 1342 ± 0.0000244 5.077 4.909/5.234 5.043 ± 0.2812
5 1342 1342/1342 1342 ± 0.00003042 5.201 5.021/5.427 5.222 ± 0.3432
6 1342 1342/1342 1342 ± 0.00002449 5.062 4.858/5.29 5.045 ± 0.2401
7 1342 1342/1342 1342 ± 0.0000244 5.301 5.156/5.365 5.286 ± 0.2415
8 1342 1342/1342 1342 ± 0.0000244 5.303 5.092/5.422 5.253 ± 0.256
9 1342 1342/1342 1342 ± 0.0000244 5.533 5.386/5.791 5.532 ± 0.292
10 1342 1342/1342 1342 ± 0.0000244 5.968 5.793/6.13 5.946 ± 0.3002
11 1342 1342/1342 1342 ± 0.0000244 6.222 6.081/6.349 6.186 ± 0.3145
12 1342 1342/1342 1342 ± 0.0000244 6.371 6.131/6.485 6.313 ± 0.322
13 1342 1342/1342 1342 ± 0.0000244 6.753 6.646/6.97 6.741 ± 0.3459
14 1342 1342/1342 1342 ± 0.0000244 6.921 6.756/7.169 6.918 ± 0.38
15 1342 1342/1342 1342 ± 0.0000244 6.625 6.439/6.808 6.555 ± 0.3574
16 1342 1342/1342 1342 ± 0.0000281 5.963 5.809/6.174 5.94 ± 0.3142
17 1342 1342/1342 1342 ± 0.00002704 5.946 5.752/6.105 5.922 ± 0.3054
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
Start time
2024-05-01 11:34:42.228
End
2024-05-01 12:31:05.701
Duration
0:56:23.474
Note, WebLog generation is not included in the time.

CASA logs for stage 7