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 5.757 5.429/6.24 5.87 ± 0.5514
ea02 1342 1342/1342 1342 ± 0 6.088 5.564/6.598 6.163 ± 0.6062
ea04 1342 1342/1342 1342 ± 0 5.377 5.052/6.015 5.592 ± 0.5868
ea05 1342 1342/1342 1342 ± 0 5.958 5.398/6.448 5.888 ± 0.6073
ea06 1342 1342/1342 1342 ± 0 5.087 4.826/5.503 5.174 ± 0.4035
ea07 1342 1342/1342 1342 ± 0 6.05 5.588/6.352 6.082 ± 0.5645
ea08 1342 1342/1342 1342 ± 0 6.107 5.767/6.878 6.343 ± 0.6603
ea09 1342 1342/1342 1342 ± 0 5.889 5.335/6.429 5.943 ± 0.6514
ea10 1342 1342/1342 1342 ± 0.0000111 6.052 5.451/6.754 6.094 ± 0.6809
ea11 1342 1342/1342 1342 ± 0 6.166 5.382/6.677 6.096 ± 0.74
ea12 1342 1342/1342 1342 ± 0 5.408 5.343/5.577 5.49 ± 0.2157
ea13 1342 1342/1342 1342 ± 0 6.211 5.869/6.454 6.246 ± 0.505
ea14 1342 1342/1342 1342 ± 0 5.882 5.372/6.461 5.933 ± 0.6326
ea15 1342 1342/1342 1342 ± 0 5.843 5.163/6.292 5.855 ± 0.708
ea16 1342 1342/1342 1342 ± 0 6.143 5.737/6.605 6.265 ± 0.6739
ea17 1342 1342/1342 1342 ± 0.000006355 6.178 5.745/6.641 6.292 ± 0.6375
ea18 1342 1342/1342 1342 ± 0 5.146 4.756/5.597 5.222 ± 0.5423
ea19 1342 1342/1342 1342 ± 0 6.011 5.566/6.634 6.173 ± 0.6277
ea20 1342 1342/1342 1342 ± 0 6.142 5.758/6.792 6.272 ± 0.6528
ea21 1342 1342/1342 1342 ± 0 5.728 5.482/6.423 5.92 ± 0.5725
ea22 1342 1342/1342 1342 ± 0 5.533 5.336/6.336 5.823 ± 0.6275
ea23 1342 1342/1342 1342 ± 0 6.062 5.657/6.586 6.195 ± 0.6698
ea25 1342 1342/1342 1342 ± 0 5.889 5.623/6.444 6.053 ± 0.6093
ea26 1342 1342/1342 1342 ± 0 6.219 5.769/6.796 6.337 ± 0.6952
ea27 1342 1342/1342 1342 ± 0.00003992 5.77 5.439/6.506 5.925 ± 0.6024
ea28 1342 1342/1342 1342 ± 0 5.867 5.56/6.657 6.077 ± 0.6721
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 ± 0.00002349 5.62 5.345/5.796 5.56 ± 0.2703
3 1342 1342/1342 1342 ± 0.00002398 5.372 5.106/5.514 5.313 ± 0.2795
4 1342 1342/1342 1342 ± 0.00002414 5.422 5.219/5.499 5.353 ± 0.3575
5 1342 1342/1342 1342 ± 0.00002349 5.508 5.197/5.598 5.429 ± 0.3399
6 1342 1342/1342 1342 ± 0.00002394 5.463 5.216/5.58 5.419 ± 0.3093
7 1342 1342/1342 1342 ± 0.00002349 5.495 5.36/5.671 5.456 ± 0.2767
8 1342 1342/1342 1342 ± 0.00002349 5.531 5.23/5.634 5.427 ± 0.312
9 1342 1342/1342 1342 ± 0.00002349 5.798 5.531/6.019 5.72 ± 0.3451
10 1342 1342/1342 1342 ± 0.00002349 6.216 6.013/6.376 6.155 ± 0.3458
11 1342 1342/1342 1342 ± 0.00002394 6.445 6.279/6.556 6.382 ± 0.3488
12 1342 1342/1342 1342 ± 0.0000244 6.611 6.408/6.791 6.544 ± 0.3766
13 1342 1342/1342 1342 ± 0.00002394 7.06 6.913/7.285 7.012 ± 0.3847
14 1342 1342/1342 1342 ± 0.00002394 7.294 6.984/7.404 7.154 ± 0.4258
15 1342 1342/1342 1342 ± 0.00002394 6.764 6.609/6.941 6.702 ± 0.3668
16 1342 1342/1342 1342 ± 0.00003333 6.131 5.978/6.241 6.119 ± 0.3014
17 1342 1342/1342 1342 ± 0.00003357 6.119 6.018/6.301 6.108 ± 0.2968
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
Start time
2024-05-01 08:46:26.372
End
2024-05-01 09:40:54.688
Duration
0:54:28.316
Note, WebLog generation is not included in the time.

CASA logs for stage 7