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

Statwt Summary Plot

VLASS2.1.sb38524914.eb38555684.59065.379924340275_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 5.871 5.561/6.329 5.971 ± 0.4646
ea02 1342 1342/1342 1342 ± 0 6.054 5.702/6.813 6.275 ± 0.5782
ea04 1342 1342/1342 1342 ± 0.00002955 5.491 5.196/6.117 5.692 ± 0.5678
ea05 1342 1342/1342 1342 ± 0 5.905 5.58/6.425 6.023 ± 0.5642
ea06 1342 1342/1342 1342 ± 0 3.428 2.93/3.632 3.285 ± 0.3959
ea07 1342 1342/1342 1342 ± 0 5.635 5.433/5.818 5.666 ± 0.2744
ea08 1342 1342/1342 1342 ± 0 6.09 5.89/7.002 6.468 ± 0.6299
ea09 1342 1342/1342 1342 ± 0 5.664 5.266/6.059 5.697 ± 0.4782
ea10 1342 1342/1342 1342 ± 0.00000107 5.589 5.456/6.592 5.945 ± 0.6184
ea11 1342 1342/1342 1342 ± 0 6.236 5.738/6.712 6.298 ± 0.5419
ea12 1342 1342/1342 1342 ± 0 5.959 5.494/6.421 6.058 ± 0.5709
ea13 1342 1342/1342 1342 ± 0 6.179 5.867/6.427 6.227 ± 0.4412
ea14 1342 1342/1342 1342 ± 0 5.726 5.38/6.433 5.89 ± 0.6331
ea15 1342 1342/1342 1342 ± 0 5.866 5.415/6.498 6.024 ± 0.6789
ea16 1342 1342/1342 1342 ± 0 4.923 4.724/5.245 5.014 ± 0.3568
ea17 1342 1342/1342 1342 ± 0.000001613 6.257 5.894/6.752 6.408 ± 0.6325
ea18 1342 1342/1342 1342 ± 0 5.419 5.082/5.873 5.476 ± 0.4664
ea19 1342 1342/1342 1342 ± 0 6.764 6.361/7.052 6.738 ± 0.4555
ea20 1342 1342/1342 1342 ± 0 6.364 5.996/6.931 6.467 ± 0.6029
ea21 1342 1342/1342 1342 ± 0 5.762 5.553/6.555 5.996 ± 0.62
ea22 1342 1342/1342 1342 ± 0 5.845 5.45/6.501 5.942 ± 0.5742
ea23 1342 1342/1342 1342 ± 0 5.682 5.55/6.582 6.061 ± 0.6519
ea25 1342 1342/1342 1342 ± 0 5.658 5.452/5.775 5.604 ± 0.2682
ea26 1342 1342/1342 1342 ± 0 6.318 5.878/6.969 6.39 ± 0.5689
ea27 1342 1342/1342 1342 ± 0.00001655 5.76 5.501/6.533 5.954 ± 0.5921
ea28 1342 1342/1342 1342 ± 0 6.69 6.261/6.944 6.632 ± 0.5259
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 ± 0.00002505 5.758 5.364/5.844 5.616 ± 0.3768
3 1342 1342/1342 1342 ± 0.00003518 5.366 5.104/5.762 5.466 ± 0.3352
4 1342 1342/1342 1342 ± 0.00002555 5.441 5.226/5.695 5.416 ± 0.3195
5 1342 1342/1342 1342 ± 0.00002454 5.519 5.217/5.692 5.397 ± 0.6368
6 1342 1342/1342 1342 ± 0.00002454 5.56 5.265/5.631 5.384 ± 0.6146
7 1342 1342/1342 1342 ± 0.00002454 5.495 5.378/5.69 5.439 ± 0.5908
8 1342 1342/1342 1342 ± 0.00002505 5.483 5.32/5.749 5.518 ± 0.328
9 1342 1342/1342 1342 ± 0.00002454 5.76 5.538/6.116 5.671 ± 0.6659
10 1342 1342/1342 1342 ± 0.00002454 6.248 6.044/6.447 6.09 ± 0.6314
11 1342 1342/1342 1342 ± 0.00002454 6.475 6.194/6.692 6.295 ± 0.7438
12 1342 1342/1342 1342 ± 0.00002454 6.56 6.333/6.81 6.419 ± 0.7473
13 1342 1342/1342 1342 ± 0.00002454 7.035 6.759/7.287 6.815 ± 0.7904
14 1342 1342/1342 1342 ± 0.00002454 7.102 6.881/7.389 6.961 ± 0.7926
15 1342 1342/1342 1342 ± 0.00002505 6.671 6.538/6.844 6.608 ± 0.3822
16 1342 1342/1342 1342 ± 0.00002794 5.935 5.717/6.171 5.931 ± 0.3997
17 1342 1342/1342 1342 ± 0.00002557 5.975 5.68/6.276 5.964 ± 0.4097
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38524914.eb38555684.59065.379924340275_split_split.ms
output_dir
 
overwrite_modelcol
False
Start time
2024-12-31 03:05:10.554
End
2024-12-31 04:15:17.894
Duration
1:10:07.340
Note, WebLog generation is not included in the time.

CASA logs for stage 8