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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.603 5.343/6.164 5.753 ± 0.5362
ea02 1342 1342/1342 1342 ± 0.00000943 5.863 5.503/6.532 6.027 ± 0.6462
ea04 1342 1342/1342 1342 ± 0.00001784 5.499 5.194/6.067 5.639 ± 0.5049
ea05 1342 1342/1342 1342 ± 0 5.88 5.495/6.439 5.909 ± 0.5541
ea06 1342 1342/1342 1342 ± 0 5.638 5.165/6.016 5.632 ± 0.4846
ea07 1342 1342/1342 1342 ± 0 5.248 5.07/5.66 5.338 ± 0.2661
ea08 1342 1342/1342 1342 ± 0.00002991 5.946 5.632/6.667 6.163 ± 0.659
ea09 1342 1342/1342 1342 ± 0 5.382 5.025/5.97 5.479 ± 0.4778
ea10 1342 1342/1342 1342 ± 0.00003529 5.353 5.104/6.103 5.537 ± 0.5624
ea11 1342 1342/1342 1342 ± 0.000002001 5.742 5.456/6.437 5.962 ± 0.6033
ea13 1342 1342/1342 1342 ± 0 6.05 5.774/6.187 6.094 ± 0.4515
ea14 1342 1342/1342 1342 ± 0.00001762 5.881 5.494/6.49 5.981 ± 0.629
ea15 1342 1342/1342 1342 ± 0 5.957 5.482/6.435 6.042 ± 0.6711
ea16 1342 1342/1342 1342 ± 0.000002991 6.062 5.646/6.625 6.159 ± 0.6703
ea17 1342 1342/1342 1342 ± 0.00001079 5.652 5.491/5.859 5.662 ± 0.2276
ea18 1342 1342/1342 1342 ± 0.000002027 5.178 4.873/5.658 5.241 ± 0.4786
ea19 1342 1342/1342 1342 ± 0 5.77 5.696/5.878 5.784 ± 0.1156
ea20 1342 1342/1342 1342 ± 0 6.229 5.78/6.85 6.24 ± 0.6117
ea21 1342 1342/1342 1342 ± 0 5.655 5.498/6.3 5.893 ± 0.5172
ea22 1342 1342/1342 1342 ± 0 5.714 5.287/6.435 5.833 ± 0.6398
ea23 1342 1342/1342 1342 ± 0.000006355 5.669 5.596/6.57 6.044 ± 0.6478
ea24 1342 1342/1342 1342 ± 0 5.785 5.064/6.201 5.619 ± 0.5753
ea25 1342 1342/1342 1342 ± 0.00000757 5.49 5.407/6.217 5.761 ± 0.5658
ea26 1342 1342/1342 1342 ± 0 6.175 5.79/6.887 6.282 ± 0.651
ea27 1342 1342/1342 1342 ± 0.00000736 5.521 5.25/5.641 5.429 ± 0.2388
ea28 1342 1342/1342 1342 ± 0.00003845 5.685 5.537/6.481 5.947 ± 0.6263
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 ± 0.00002365 5.542 5.34/5.679 5.501 ± 0.2637
3 1342 1342/1342 1342 ± 0.00002528 5.087 4.919/5.304 5.144 ± 0.3464
4 1342 1342/1342 1342 ± 0.00004037 5.326 5.093/5.432 5.288 ± 0.3241
5 1342 1342/1342 1342 ± 0.00002365 5.487 5.287/5.661 5.482 ± 0.2977
6 1342 1342/1342 1342 ± 0.00002365 5.48 5.219/5.635 5.426 ± 0.2611
7 1342 1342/1342 1342 ± 0.00002365 5.48 5.201/5.619 5.439 ± 0.2592
8 1342 1342/1342 1342 ± 0.00002365 5.432 5.085/5.578 5.371 ± 0.2927
9 1342 1342/1342 1342 ± 0.00002373 5.697 5.431/5.907 5.647 ± 0.3091
10 1342 1342/1342 1342 ± 0.00002565 6.067 5.864/6.182 5.996 ± 0.3164
11 1342 1342/1342 1342 ± 0.00002565 6.229 6.023/6.416 6.211 ± 0.2986
12 1342 1342/1342 1342 ± 0.00002565 6.433 6.172/6.536 6.348 ± 0.2966
13 1342 1342/1342 1342 ± 0.00002565 6.863 6.402/6.985 6.758 ± 0.3557
14 1342 1342/1342 1342 ± 0.00002565 7.076 6.616/7.304 6.978 ± 0.3862
15 1342 1342/1342 1342 ± 0.00002565 6.723 6.32/6.902 6.633 ± 0.3868
16 1342 1342/1342 1342 ± 0.00004351 5.72 5.595/6.028 5.779 ± 0.3225
17 1342 1342/1342 1342 ± 0.00003911 5.81 5.56/6.077 5.809 ± 0.3106
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-13 03:00:31.941
End
2024-04-13 03:57:10.644
Duration
0:56:38.704
Note, WebLog generation is not included in the time.

CASA logs for stage 7