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 5.466 5.395/5.994 5.694 ± 0.4665
ea02 1342 1342/1342 1342 ± 0.0000054 5.832 5.387/6.406 5.879 ± 0.5756
ea04 1342 1342/1342 1342 ± 0 5.596 5.291/6.105 5.732 ± 0.4845
ea05 1342 1342/1342 1342 ± 0 5.892 5.397/6.209 5.849 ± 0.5142
ea06 1342 1342/1342 1342 ± 0 3.087 3.007/3.343 3.156 ± 0.1888
ea07 1342 1342/1342 1342 ± 0 5.515 5.476/5.808 5.603 ± 0.1999
ea08 1342 1342/1342 1342 ± 0.00002215 5.854 5.567/6.592 6.066 ± 0.6273
ea09 1342 1342/1342 1342 ± 0.00000312 5.003 4.826/5.47 5.141 ± 0.3905
ea10 1342 1342/1342 1342 ± 0 5.601 5.367/6.344 5.799 ± 0.559
ea11 1342 1342/1342 1342 ± 0 5.843 5.538/6.401 6.005 ± 0.5471
ea12 1342 1342/1342 1342 ± 0 6.058 5.488/6.453 6.03 ± 0.5169
ea13 1342 1342/1342 1342 ± 0 5.82 5.664/6.153 5.967 ± 0.4116
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 5.064 4.915/5.21 5.089 ± 0.3102
ea17 1342 1342/1342 1342 ± 0.00001496 6.096 5.837/6.574 6.235 ± 0.5442
ea18 1342 1342/1342 1342 ± 0 5.229 4.989/5.711 5.318 ± 0.4266
ea19 1342 1342/1342 1342 ± 0 6.582 6.28/6.855 6.614 ± 0.3551
ea21 1342 1342/1342 1342 ± 0 5.758 5.444/6.324 5.89 ± 0.5244
ea22 1342 1342/1342 1342 ± 0.000006221 5.282 5.086/6.04 5.533 ± 0.5548
ea23 1342 1342/1342 1342 ± 0 6.051 5.531/6.457 6.053 ± 0.5728
ea25 1342 1342/1342 1342 ± 0 5.441 5.389/5.556 5.441 ± 0.17
ea26 1342 1342/1342 1342 ± 0 5.73 5.622/6.596 6.017 ± 0.5521
ea27 1342 1342/1342 1342 ± 0.00002251 5.594 5.383/6.313 5.792 ± 0.5274
ea28 1342 1342/1342 1342 ± 0.00003204 5.729 5.497/6.426 5.91 ± 0.5868
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 5.547 5.362/5.733 5.49 ± 0.3342
3 1342 1342/1342 1342 ± 0.00003156 5.203 4.987/5.543 5.268 ± 0.3048
4 1342 1342/1342 1342 ± 0.000026 5.405 5.191/5.545 5.348 ± 0.3024
5 1342 1342/1342 1342 ± 0.000026 5.453 5.306/5.545 5.431 ± 0.2769
6 1342 1342/1342 1342 ± 0.000026 5.424 5.159/5.5 5.356 ± 0.2587
7 1342 1342/1342 1342 ± 0.000026 5.433 5.321/5.546 5.398 ± 0.2394
8 1342 1342/1342 1342 ± 0.000026 5.415 5.177/5.523 5.357 ± 0.2955
9 1342 1342/1342 1342 ± 0.000026 5.686 5.364/5.879 5.606 ± 0.3579
10 1342 1342/1342 1342 ± 0.000026 6.058 5.838/6.175 5.836 ± 0.6491
11 1342 1342/1342 1342 ± 0.000026 6.271 5.969/6.41 6.017 ± 0.7604
12 1342 1342/1342 1342 ± 0.000026 6.444 6.075/6.501 6.159 ± 0.7781
13 1342 1342/1342 1342 ± 0.000026 6.759 6.458/6.953 6.5 ± 0.8214
14 1342 1342/1342 1342 ± 0.000026 6.85 6.614/7.08 6.63 ± 0.8451
15 1342 1342/1342 1342 ± 0.000026 6.38 6.149/6.558 6.136 ± 0.8104
16 1342 1342/1342 1342 ± 0.00004012 5.669 5.327/5.939 5.51 ± 0.7088
17 1342 1342/1342 1342 ± 0.00003607 5.641 5.333/6.007 5.538 ± 0.691
datacolumn
residual_data
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-03-29 07:25:33.877
End
2024-03-29 08:30:11.169
Duration
1:04:37.292
Note, WebLog generation is not included in the time.

CASA logs for stage 7