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 5.473 5.294/6.034 5.657 ± 0.5102
ea02 1342 1342/1342 1342 ± 0.00001361 5.773 5.371/6.42 5.907 ± 0.6209
ea04 1342 1342/1342 1342 ± 0.00002925 5.613 5.188/6.17 5.71 ± 0.5553
ea05 1342 1342/1342 1342 ± 0 5.869 5.307/6.373 5.822 ± 0.5454
ea06 1342 1342/1342 1342 ± 0 3.175 3.09/3.518 3.259 ± 0.1901
ea07 1342 1342/1342 1342 ± 0 5.399 5.349/5.754 5.49 ± 0.2026
ea08 1342 1342/1342 1342 ± 0.00003009 5.784 5.501/6.598 6.021 ± 0.6338
ea09 1342 1342/1342 1342 ± 0.000001685 4.969 4.734/5.323 5.032 ± 0.3752
ea10 1342 1342/1342 1342 ± 0 5.579 5.263/6.366 5.77 ± 0.5734
ea11 1342 1342/1342 1342 ± 0 5.79 5.452/6.407 5.952 ± 0.5764
ea12 1342 1342/1342 1342 ± 0 5.891 5.358/6.205 5.858 ± 0.4631
ea13 1342 1342/1342 1342 ± 0 5.804 5.731/6.234 6.028 ± 0.4487
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 5.081 4.969/5.274 5.104 ± 0.2865
ea17 1342 1342/1342 1342 ± 0.00001945 6.003 5.638/6.599 6.144 ± 0.5785
ea18 1342 1342/1342 1342 ± 0 5.144 4.891/5.6 5.26 ± 0.4187
ea19 1342 1342/1342 1342 ± 0 6.496 6.198/6.777 6.538 ± 0.3437
ea21 1342 1342/1342 1342 ± 0 5.893 5.472/6.324 5.938 ± 0.5346
ea22 1342 1342/1342 1342 ± 0.000008867 5.254 5.051/6.114 5.541 ± 0.5627
ea23 1342 1342/1342 1342 ± 0 6.159 5.513/6.526 6.122 ± 0.6123
ea25 1342 1342/1342 1342 ± 0 5.395 5.306/5.451 5.378 ± 0.1644
ea26 1342 1342/1342 1342 ± 0 5.614 5.429/6.438 5.871 ± 0.5337
ea27 1342 1342/1342 1342 ± 0.00001794 5.404 5.217/6.253 5.66 ± 0.5281
ea28 1342 1342/1342 1342 ± 0.00003875 5.682 5.415/6.474 5.91 ± 0.6022
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 5.417 5.27/5.635 5.403 ± 0.2945
3 1342 1342/1342 1342 ± 0.00003152 5.184 4.98/5.504 5.223 ± 0.2817
4 1342 1342/1342 1342 ± 0.00004478 5.147 4.954/5.273 5.132 ± 0.2438
5 1342 1342/1342 1342 ± 0.000026 5.339 5.248/5.493 5.346 ± 0.2849
6 1342 1342/1342 1342 ± 0.000026 5.318 5.171/5.37 5.278 ± 0.2506
7 1342 1342/1342 1342 ± 0.000026 5.375 5.222/5.49 5.334 ± 0.2354
8 1342 1342/1342 1342 ± 0.000026 5.373 5.116/5.473 5.3 ± 0.2784
9 1342 1342/1342 1342 ± 0.000026 5.671 5.301/5.811 5.56 ± 0.3444
10 1342 1342/1342 1342 ± 0.000026 6.033 5.785/6.16 5.79 ± 0.6264
11 1342 1342/1342 1342 ± 0.000026 6.23 5.9/6.337 5.949 ± 0.7375
12 1342 1342/1342 1342 ± 0.000026 6.328 6.045/6.437 6.088 ± 0.7519
13 1342 1342/1342 1342 ± 0.000026 6.656 6.413/6.821 6.438 ± 0.8034
14 1342 1342/1342 1342 ± 0.000026 6.751 6.579/7.081 6.588 ± 0.8192
15 1342 1342/1342 1342 ± 0.000026 6.392 6.223/6.647 6.187 ± 0.8128
16 1342 1342/1342 1342 ± 0.00004375 5.582 5.264/5.93 5.462 ± 0.687
17 1342 1342/1342 1342 ± 0.00003972 5.537 5.249/5.956 5.478 ± 0.6578
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
output_dir
 
Start time
2024-03-29 10:11:45.602
End
2024-03-29 11:17:50.405
Duration
1:06:04.802
Note, WebLog generation is not included in the time.

CASA logs for stage 7