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

Statwt Summary Plot

VLASS2.1.sb38561374.eb38565040.59070.62333981482_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 5.303 5.101/5.822 5.356 ± 0.7022
ea02 1342 1342/1342 1342 ± 0.00004312 5.688 5.321/6.248 5.607 ± 0.867
ea05 1342 1342/1342 1342 ± 0.00002071 5.522 5.209/6.509 5.773 ± 0.7202
ea06 1342 1342/1342 1342 ± 0.000002945 5.073 4.698/5.501 5.042 ± 0.6241
ea07 1342 1342/1342 1342 ± 0.00004272 5.618 5.412/5.878 5.574 ± 0.7001
ea08 1342 1342/1342 1342 ± 0.00004287 6 5.62/6.642 5.918 ± 0.9323
ea09 1342 1342/1342 1342 ± 0.00002233 4.042 3.459/6.112 4.709 ± 1.285
ea10 1342 1342/1342 1342 ± 0.00004272 5.515 5.201/6.379 5.593 ± 0.792
ea11 1342 1342/1342 1342 ± 0.0000398 5.739 5.28/6.394 5.718 ± 0.8554
ea12 1342 1342/1342 1342 ± 0 5.653 5.416/6.334 5.742 ± 0.7874
ea13 1342 1342/1342 1342 ± 0.00002286 5.794 5.466/6.226 5.768 ± 0.7219
ea14 1342 1342/1342 1342 ± 0.00002158 6.514 5.89/6.811 6.178 ± 0.8819
ea15 1342 1342/1342 1342 ± 0 5.461 5.309/6.255 5.694 ± 0.7868
ea16 1342 1342/1342 1342 ± 0.0000387 5.327 5.022/5.774 5.269 ± 0.6405
ea17 1342 1342/1342 1342 ± 0.00004289 5.804 5.335/6.447 5.803 ± 0.8724
ea18 1342 1342/1342 1342 ± 0.00002504 5.059 4.942/5.723 5.138 ± 0.6402
ea19 1342 1342/1342 1342 ± 0.00001162 5.699 5.563/6.619 5.98 ± 0.7202
ea20 1342 1342/1342 1342 ± 0.00001236 5.987 5.779/6.975 6.102 ± 0.9577
ea21 1342 1342/1342 1342 ± 0.00002977 5.53 5.278/6.232 5.703 ± 0.6999
ea22 1342 1342/1342 1342 ± 0.0000415 5.387 4.996/6.152 5.435 ± 0.8121
ea23 1342 1342/1342 1342 ± 0.00004272 5.752 5.399/6.497 5.891 ± 0.8657
ea25 1342 1342/1342 1342 ± 0 5.354 5.249/5.444 5.359 ± 0.1638
ea26 1342 1342/1342 1342 ± 0.00001702 5.657 5.331/6.466 5.732 ± 0.7832
ea27 1342 1342/1342 1342 ± 0.00004289 5.529 5.195/6.27 5.574 ± 0.772
ea28 1342 1342/1342 1342 ± 0.00005294 6.387 5.543/6.511 5.861 ± 1.036
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 ± 0.00002489 5.299 4.997/5.446 5.189 ± 0.4631
5 1342 1342/1342 1342 ± 0.00002574 5.285 5.169/5.46 5.254 ± 0.4665
6 1342 1342/1342 1342 ± 0.00002489 5.383 5.223/5.543 5.295 ± 0.4763
7 1342 1342/1342 1342 ± 0.00002489 5.371 5.189/5.629 5.308 ± 0.4616
8 1342 1342/1342 1342 ± 0.00002531 5.402 5.145/5.583 5.27 ± 0.4903
9 1342 1342/1342 1342 ± 0.00002574 5.681 5.551/5.831 5.56 ± 0.5293
10 1342 1342/1342 1342 ± 0.00002439 6.017 5.795/6.158 5.972 ± 0.3078
11 1342 1342/1342 1342 ± 0.00002439 6.253 6.1/6.392 6.191 ± 0.3452
12 1342 1342/1342 1342 ± 0.00002439 6.359 6.195/6.519 6.32 ± 0.3497
13 1342 1342/1342 1342 ± 0.00002439 6.513 6.266/6.822 6.541 ± 0.3799
14 1342 1342/1342 1342 ± 0.00002565 6.524 6.133/6.894 6.531 ± 0.4454
15 1342 1342/1342 1342 ± 0.00002439 6.672 6.503/6.862 6.639 ± 0.3777
16 1342 1342/1342 1342 ± 0.00006019 4.186 4.035/4.394 4.249 ± 0.3082
17 1342 1342/1342 1342 ± 0.00006094 4.168 4.021/4.371 4.218 ± 0.2766
vis
VLASS2.1.sb38561374.eb38565040.59070.62333981482_split_split.ms
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-10 02:40:48.866
End
2024-04-10 03:11:32.626
Duration
0:30:43.759
Note, WebLog generation is not included in the time.

CASA logs for stage 7