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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.509 5.359/6.133 5.741 ± 0.4846
ea02 1342 1342/1342 1342 ± 0 5.994 5.638/6.717 6.15 ± 0.6044
ea04 1342 1342/1342 1342 ± 0 5.53 5.107/6.193 5.637 ± 0.557
ea05 1342 1342/1342 1342 ± 0 6.004 5.436/6.405 5.959 ± 0.5896
ea06 1342 1342/1342 1342 ± 0 5.096 4.639/5.387 5.042 ± 0.412
ea07 1342 1342/1342 1342 ± 0 5.792 5.507/6.233 5.939 ± 0.5537
ea08 1342 1342/1342 1342 ± 0 5.943 5.682/6.798 6.211 ± 0.6193
ea09 1342 1342/1342 1342 ± 0 5.902 5.34/6.623 5.946 ± 0.6261
ea10 1342 1342/1342 1342 ± 0.000004141 5.714 5.181/6.358 5.796 ± 0.5708
ea11 1342 1342/1342 1342 ± 0 5.999 5.31/6.362 5.942 ± 0.5912
ea12 1342 1342/1342 1342 ± 0 6.009 5.436/6.566 6.087 ± 0.6521
ea13 1342 1342/1342 1342 ± 0 6.197 5.768/6.396 6.206 ± 0.4845
ea14 1342 1342/1342 1342 ± 0 5.772 5.348/6.474 5.882 ± 0.6534
ea15 1342 1342/1342 1342 ± 0 5.762 5.109/6.321 5.767 ± 0.7034
ea16 1342 1342/1342 1342 ± 0 6.167 5.786/6.859 6.322 ± 0.6789
ea17 1342 1342/1342 1342 ± 0 6.036 5.702/6.544 6.161 ± 0.5684
ea18 1342 1342/1342 1342 ± 0 5.198 4.838/5.682 5.269 ± 0.5182
ea19 1342 1342/1342 1342 ± 0 6.284 5.635/6.771 6.21 ± 0.6204
ea20 1342 1342/1342 1342 ± 0 6.413 5.767/6.851 6.335 ± 0.6377
ea21 1342 1342/1342 1342 ± 0 5.68 5.478/6.326 5.876 ± 0.557
ea22 1342 1342/1342 1342 ± 0 5.685 5.368/6.533 5.928 ± 0.611
ea23 1342 1342/1342 1342 ± 0.000002929 5.782 5.526/6.621 6.08 ± 0.6628
ea25 1342 1342/1342 1342 ± 0 5.912 5.345/6.241 5.84 ± 0.5734
ea26 1342 1342/1342 1342 ± 0 6.091 5.691/6.843 6.255 ± 0.5968
ea27 1342 1342/1342 1342 ± 0.00004059 5.723 5.413/6.366 5.876 ± 0.5633
ea28 1342 1342/1342 1342 ± 0.000001107 5.642 5.495/6.465 5.96 ± 0.6104
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 5.431 5.223/5.618 5.401 ± 0.2595
4 1342 1342/1342 1342 ± 0.00002389 5.279 5.163/5.509 5.281 ± 0.3624
5 1342 1342/1342 1342 ± 0.00002348 5.505 5.228/5.638 5.454 ± 0.3379
6 1342 1342/1342 1342 ± 0.00002348 5.348 5.153/5.549 5.332 ± 0.2985
7 1342 1342/1342 1342 ± 0.00002348 5.455 5.253/5.592 5.421 ± 0.279
8 1342 1342/1342 1342 ± 0.00002348 5.468 5.206/5.596 5.385 ± 0.304
9 1342 1342/1342 1342 ± 0.00002348 5.696 5.555/5.926 5.657 ± 0.3403
10 1342 1342/1342 1342 ± 0.00002348 6.137 5.997/6.284 6.079 ± 0.3205
11 1342 1342/1342 1342 ± 0.00002348 6.365 6.171/6.451 6.299 ± 0.3365
12 1342 1342/1342 1342 ± 0.00002348 6.513 6.311/6.684 6.446 ± 0.3585
13 1342 1342/1342 1342 ± 0.00002348 6.949 6.781/7.112 6.889 ± 0.3788
14 1342 1342/1342 1342 ± 0.00002348 7.051 6.902/7.306 7.026 ± 0.4092
15 1342 1342/1342 1342 ± 0.00002348 6.552 6.358/6.83 6.532 ± 0.3743
16 1342 1342/1342 1342 ± 0.00003266 5.852 5.692/6.192 5.915 ± 0.3363
17 1342 1342/1342 1342 ± 0.00003184 5.924 5.717/6.137 5.934 ± 0.3363
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
Start time
2024-05-17 07:39:28.134
End
2024-05-17 08:57:26.452
Duration
1:17:58.318
Note, WebLog generation is not included in the time.

CASA logs for stage 8