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

Statwt Summary Plot

VLASS2.1.sb38613115.eb38659596.59111.15011048611_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 5.872 5.318/6.086 5.785 ± 0.5482
ea02 1342 1342/1342 1342 ± 0 5.804 5.451/6.584 6.042 ± 0.6286
ea04 1342 1342/1342 1342 ± 0 5.539 5.097/6.1 5.664 ± 0.5792
ea05 1342 1342/1342 1342 ± 0 5.98 5.334/6.509 5.891 ± 0.6265
ea06 1342 1342/1342 1342 ± 0 4.882 4.664/5.25 4.963 ± 0.3538
ea07 1342 1342/1342 1342 ± 0 6.159 5.47/6.293 6.083 ± 0.6014
ea08 1342 1342/1342 1342 ± 0 6.042 5.748/6.797 6.284 ± 0.6721
ea09 1342 1342/1342 1342 ± 0 5.692 5.218/6.489 5.837 ± 0.6378
ea10 1342 1342/1342 1342 ± 0 6.045 5.336/6.674 6.037 ± 0.6953
ea11 1342 1342/1342 1342 ± 0 6.175 5.272/6.551 6.017 ± 0.7573
ea12 1342 1342/1342 1342 ± 0 5.953 5.338/6.531 6.024 ± 0.6909
ea13 1342 1342/1342 1342 ± 0 6.36 5.848/6.476 6.299 ± 0.5128
ea14 1342 1342/1342 1342 ± 0 5.992 5.26/6.504 5.937 ± 0.7085
ea15 1342 1342/1342 1342 ± 0 5.894 5.33/6.441 5.967 ± 0.706
ea16 1342 1342/1342 1342 ± 0 6.214 5.639/6.799 6.297 ± 0.7473
ea17 1342 1342/1342 1342 ± 0.000003475 6.004 5.543/6.875 6.108 ± 0.6542
ea18 1342 1342/1342 1342 ± 0 5.09 4.727/5.554 5.159 ± 0.5688
ea19 1342 1342/1342 1342 ± 0 6.281 5.583/6.776 6.258 ± 0.7095
ea20 1342 1342/1342 1342 ± 0 6.318 5.693/6.804 6.285 ± 0.6479
ea21 1342 1342/1342 1342 ± 0 5.95 5.402/6.391 5.937 ± 0.606
ea22 1342 1342/1342 1342 ± 0 5.421 5.196/6.255 5.701 ± 0.6442
ea23 1342 1342/1342 1342 ± 0 6.217 5.515/6.607 6.21 ± 0.7081
ea25 1342 1342/1342 1342 ± 0 5.635 5.328/6.339 5.811 ± 0.5982
ea26 1342 1342/1342 1342 ± 0 6.205 5.633/6.938 6.281 ± 0.6601
ea27 1342 1342/1342 1342 ± 0.000001934 5.738 5.336/6.432 5.846 ± 0.6052
ea28 1342 1342/1342 1342 ± 0.00002212 5.804 5.48/6.588 6.053 ± 0.6658
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 ± 0.00002348 5.348 5.202/5.59 5.351 ± 0.2601
4 1342 1342/1342 1342 ± 0.00002569 5.173 5.03/5.379 5.19 ± 0.3275
5 1342 1342/1342 1342 ± 0.00002348 5.409 5.149/5.539 5.375 ± 0.3158
6 1342 1342/1342 1342 ± 0.00002348 5.335 5.133/5.46 5.297 ± 0.3398
7 1342 1342/1342 1342 ± 0.00002348 5.374 5.259/5.54 5.368 ± 0.2715
8 1342 1342/1342 1342 ± 0.00002348 5.404 5.194/5.559 5.347 ± 0.2985
9 1342 1342/1342 1342 ± 0.00002348 5.677 5.492/5.9 5.623 ± 0.3395
10 1342 1342/1342 1342 ± 0.00002348 6.112 5.946/6.281 6.053 ± 0.3402
11 1342 1342/1342 1342 ± 0.00002348 6.349 6.147/6.498 6.266 ± 0.3523
12 1342 1342/1342 1342 ± 0.00002348 6.481 6.308/6.654 6.374 ± 0.4619
13 1342 1342/1342 1342 ± 0.00002348 6.952 6.877/7.169 6.913 ± 0.4032
14 1342 1342/1342 1342 ± 0.00002348 7.217 6.955/7.387 7.105 ± 0.4492
15 1342 1342/1342 1342 ± 0.00002348 6.838 6.614/7.037 6.739 ± 0.4379
16 1342 1342/1342 1342 ± 0.00002545 6.075 5.882/6.358 6.081 ± 0.404
17 1342 1342/1342 1342 ± 0.00002698 6.093 5.795/6.395 6.066 ± 0.4006
vis
VLASS2.1.sb38613115.eb38659596.59111.15011048611_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-12-31 07:48:01.815
End
2024-12-31 09:00:34.833
Duration
1:12:33.019
Note, WebLog generation is not included in the time.

CASA logs for stage 8