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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.414 5.337/5.984 5.658 ± 0.4989
ea02 1342 1342/1342 1342 ± 0.00001259 5.829 5.38/6.387 5.876 ± 0.5993
ea04 1342 1342/1342 1342 ± 0 5.657 5.289/6.107 5.738 ± 0.5123
ea05 1342 1342/1342 1342 ± 0 5.871 5.403/6.178 5.844 ± 0.5117
ea06 1342 1342/1342 1342 ± 0 3.114 3.012/3.378 3.189 ± 0.1949
ea07 1342 1342/1342 1342 ± 0 5.472 5.421/5.728 5.565 ± 0.209
ea08 1342 1342/1342 1342 ± 0.00002686 5.895 5.539/6.6 6.053 ± 0.6623
ea09 1342 1342/1342 1342 ± 0.00001137 5.013 4.863/5.541 5.184 ± 0.3987
ea10 1342 1342/1342 1342 ± 0 5.556 5.309/6.359 5.742 ± 0.5798
ea11 1342 1342/1342 1342 ± 0 5.765 5.493/6.394 5.943 ± 0.5484
ea12 1342 1342/1342 1342 ± 0 6.018 5.44/6.394 5.957 ± 0.5543
ea13 1342 1342/1342 1342 ± 0 5.879 5.748/6.279 6.046 ± 0.4344
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.174 5.009/5.314 5.183 ± 0.2938
ea17 1342 1342/1342 1342 ± 0.00002406 5.988 5.767/6.537 6.166 ± 0.5626
ea18 1342 1342/1342 1342 ± 0 5.206 4.921/5.706 5.284 ± 0.4339
ea19 1342 1342/1342 1342 ± 0 6.564 6.215/6.824 6.572 ± 0.3429
ea21 1342 1342/1342 1342 ± 0 5.767 5.484/6.317 5.909 ± 0.5081
ea22 1342 1342/1342 1342 ± 0.00001326 5.299 5.141/6.122 5.559 ± 0.5817
ea23 1342 1342/1342 1342 ± 0 6.072 5.529/6.487 6.069 ± 0.599
ea25 1342 1342/1342 1342 ± 0.000001667 5.414 5.363/5.443 5.392 ± 0.1492
ea26 1342 1342/1342 1342 ± 0.000001218 5.755 5.661/6.611 6.059 ± 0.5472
ea27 1342 1342/1342 1342 ± 0.00002294 5.53 5.345/6.222 5.714 ± 0.5261
ea28 1342 1342/1342 1342 ± 0.00003416 5.724 5.457/6.418 5.889 ± 0.6106
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 ± 0.000026 5.517 5.321/5.746 5.481 ± 0.3063
3 1342 1342/1342 1342 ± 0.00003321 5.148 4.94/5.488 5.234 ± 0.3756
4 1342 1342/1342 1342 ± 0.00002605 5.32 5.133/5.45 5.265 ± 0.2757
5 1342 1342/1342 1342 ± 0.000026 5.422 5.301/5.607 5.43 ± 0.2853
6 1342 1342/1342 1342 ± 0.000026 5.378 5.197/5.52 5.357 ± 0.2542
7 1342 1342/1342 1342 ± 0.000026 5.411 5.302/5.528 5.394 ± 0.2341
8 1342 1342/1342 1342 ± 0.000026 5.405 5.168/5.479 5.353 ± 0.2761
9 1342 1342/1342 1342 ± 0.000026 5.719 5.358/5.866 5.599 ± 0.3337
10 1342 1342/1342 1342 ± 0.000026 6.023 5.837/6.156 5.829 ± 0.6249
11 1342 1342/1342 1342 ± 0.000026 6.25 5.984/6.388 6.003 ± 0.751
12 1342 1342/1342 1342 ± 0.000026 6.371 6.086/6.478 6.144 ± 0.7606
13 1342 1342/1342 1342 ± 0.000026 6.738 6.444/6.963 6.501 ± 0.8099
14 1342 1342/1342 1342 ± 0.000026 6.857 6.665/7.078 6.638 ± 0.8321
15 1342 1342/1342 1342 ± 0.000026 6.474 6.19/6.652 6.208 ± 0.8194
16 1342 1342/1342 1342 ± 0.00004485 5.667 5.318/5.94 5.495 ± 0.6833
17 1342 1342/1342 1342 ± 0.00003883 5.597 5.329/5.982 5.506 ± 0.6656
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-03-29 06:34:24.507
End
2024-03-29 07:29:45.548
Duration
0:55:21.041
Note, WebLog generation is not included in the time.

CASA logs for stage 7