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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.858 5.367/6.069 5.806 ± 0.4956
ea02 1342 1342/1342 1342 ± 0 5.93 5.577/6.616 6.112 ± 0.6084
ea04 1342 1342/1342 1342 ± 0 5.548 5.19/6.191 5.699 ± 0.5376
ea05 1342 1342/1342 1342 ± 0 5.884 5.345/6.376 5.837 ± 0.5743
ea06 1342 1342/1342 1342 ± 0 5.043 4.832/5.373 5.123 ± 0.343
ea07 1342 1342/1342 1342 ± 0 6.15 5.546/6.26 6.086 ± 0.551
ea08 1342 1342/1342 1342 ± 0 6.015 5.65/6.712 6.24 ± 0.6418
ea09 1342 1342/1342 1342 ± 0 5.77 5.285/6.467 5.86 ± 0.5946
ea10 1342 1342/1342 1342 ± 0 6.002 5.387/6.644 6.053 ± 0.612
ea11 1342 1342/1342 1342 ± 0 5.964 5.222/6.352 5.917 ± 0.6567
ea12 1342 1342/1342 1342 ± 0 5.954 5.494/6.487 6.067 ± 0.6427
ea13 1342 1342/1342 1342 ± 0 6.378 5.937/6.422 6.308 ± 0.4731
ea14 1342 1342/1342 1342 ± 0 5.958 5.317/6.436 5.943 ± 0.6314
ea15 1342 1342/1342 1342 ± 0 5.787 5.211/6.314 5.883 ± 0.6664
ea16 1342 1342/1342 1342 ± 0 6.215 5.755/6.792 6.358 ± 0.6875
ea17 1342 1342/1342 1342 ± 0.00001156 6.139 5.637/6.841 6.198 ± 0.5973
ea18 1342 1342/1342 1342 ± 0 5.153 4.776/5.589 5.22 ± 0.4985
ea19 1342 1342/1342 1342 ± 0 5.858 5.682/6.494 6.191 ± 0.5965
ea20 1342 1342/1342 1342 ± 0 6.317 5.805/6.893 6.335 ± 0.6081
ea21 1342 1342/1342 1342 ± 0 5.882 5.419/6.258 5.9 ± 0.5239
ea22 1342 1342/1342 1342 ± 0 5.671 5.464/6.474 5.902 ± 0.6067
ea23 1342 1342/1342 1342 ± 0 6.2 5.609/6.555 6.188 ± 0.6491
ea25 1342 1342/1342 1342 ± 0 5.617 5.304/6.156 5.751 ± 0.5396
ea26 1342 1342/1342 1342 ± 0 6.204 5.763/6.948 6.309 ± 0.6243
ea27 1342 1342/1342 1342 ± 0.00002221 5.56 5.427/6.382 5.855 ± 0.5512
ea28 1342 1342/1342 1342 ± 0.00002544 5.728 5.52/6.503 6.047 ± 0.5956
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 ± 0.0000235 5.457 5.291/5.731 5.494 ± 0.2683
4 1342 1342/1342 1342 ± 0.00002568 5.445 5.177/5.601 5.398 ± 0.3638
5 1342 1342/1342 1342 ± 0.0000235 5.522 5.246/5.683 5.496 ± 0.336
6 1342 1342/1342 1342 ± 0.0000235 5.365 5.158/5.528 5.349 ± 0.2879
7 1342 1342/1342 1342 ± 0.0000235 5.418 5.227/5.591 5.415 ± 0.2692
8 1342 1342/1342 1342 ± 0.0000235 5.401 5.158/5.572 5.358 ± 0.2811
9 1342 1342/1342 1342 ± 0.0000235 5.659 5.469/5.901 5.621 ± 0.3301
10 1342 1342/1342 1342 ± 0.0000235 6.064 5.888/6.216 6.028 ± 0.3135
11 1342 1342/1342 1342 ± 0.0000235 6.312 6.146/6.431 6.235 ± 0.319
12 1342 1342/1342 1342 ± 0.00002376 6.402 6.181/6.57 6.373 ± 0.3633
13 1342 1342/1342 1342 ± 0.0000235 6.888 6.742/7.047 6.848 ± 0.3711
14 1342 1342/1342 1342 ± 0.0000235 7.135 6.849/7.345 7.06 ± 0.414
15 1342 1342/1342 1342 ± 0.0000235 6.762 6.535/6.99 6.689 ± 0.4001
16 1342 1342/1342 1342 ± 0.00002932 6.008 5.704/6.364 6.03 ± 0.396
17 1342 1342/1342 1342 ± 0.00002993 6.157 5.737/6.334 6.049 ± 0.3822
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
output_dir
 
Start time
2024-12-17 03:22:13.352
End
2024-12-17 04:09:16.599
Duration
0:47:03.247
Note, WebLog generation is not included in the time.

CASA logs for stage 8