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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.11 5.035/5.888 5.426 ± 0.6205
ea02 1342 1342/1342 1342 ± 0.00002808 5.749 5.164/6.435 5.794 ± 0.8371
ea04 1342 1342/1342 1342 ± 0.0000367 5.141 4.787/5.816 5.167 ± 0.716
ea05 1342 1342/1342 1342 ± 0.00002649 5.302 4.927/6.3 5.504 ± 0.8901
ea06 1342 1342/1342 1342 ± 0.00003704 5.011 4.778/5.537 5.045 ± 0.6541
ea07 1342 1342/1342 1342 ± 0.00002222 5.605 5.168/6.024 5.658 ± 0.6666
ea08 1342 1342/1342 1342 ± 0.00002053 5.913 5.477/6.67 6.103 ± 0.7681
ea09 1342 1342/1342 1342 ± 0.00003386 5.427 4.971/6.26 5.439 ± 0.9054
ea10 1342 1342/1342 1342 ± 0.00002392 5.522 4.94/6.236 5.589 ± 0.7152
ea11 1342 1342/1342 1342 ± 0.00002691 5.646 5.063/6.231 5.622 ± 0.7213
ea12 1342 1342/1342 1342 ± 0.00003513 5.389 5.029/6.276 5.488 ± 0.8193
ea13 1342 1342/1342 1342 ± 0.00002331 5.629 5.35/6.098 5.701 ± 0.8486
ea14 1342 1342/1342 1342 ± 0.00003267 5.535 5.174/6.413 5.762 ± 0.9247
ea15 1342 1342/1342 1342 ± 0.00003555 5.287 4.977/6.068 5.469 ± 0.8703
ea16 1342 1342/1342 1342 ± 0.00003234 5.522 5.186/6.347 5.643 ± 0.9398
ea17 1342 1342/1342 1342 ± 0.0000299 5.947 5.458/6.652 5.961 ± 0.7988
ea18 1342 1342/1342 1342 ± 0.00003013 4.987 4.615/5.4 4.935 ± 0.5587
ea19 1342 1342/1342 1342 ± 0.00001722 5.502 5.255/6.546 5.749 ± 0.9465
ea20 1342 1342/1342 1342 ± 0.00003242 5.682 5.489/6.502 5.85 ± 0.8141
ea21 1342 1342/1342 1342 ± 0.00002875 5.322 5.081/6.081 5.493 ± 0.8207
ea22 1342 1342/1342 1342 ± 0.00003838 5.338 5.004/6.404 5.577 ± 0.9742
ea23 1342 1342/1342 1342 ± 0.00002527 5.627 5.201/6.325 5.796 ± 0.8627
ea25 1342 1342/1342 1342 ± 0.0000266 5.393 5.048/6.12 5.504 ± 0.6706
ea27 1342 1342/1342 1342 ± 0.00002615 5.342 5.064/6.219 5.528 ± 0.6968
ea28 1342 1342/1342 1342 ± 0.00002653 5.445 5.182/6.374 5.729 ± 0.7715
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 ± 0.00002393 5.196 5.031/5.405 5.195 ± 0.2377
5 1342 1342/1342 1342 ± 0.00002565 5.085 4.905/5.328 5.112 ± 0.292
6 1342 1342/1342 1342 ± 0.00002393 5.065 4.995/5.202 5.082 ± 0.2342
7 1342 1342/1342 1342 ± 0.00002393 5.083 4.982/5.199 5.093 ± 0.201
8 1342 1342/1342 1342 ± 0.00002393 5.118 4.928/5.276 5.097 ± 0.2385
9 1342 1342/1342 1342 ± 0.00002393 5.415 5.298/5.604 5.403 ± 0.2771
10 1342 1342/1342 1342 ± 0.00002393 5.84 5.688/5.962 5.802 ± 0.2838
11 1342 1342/1342 1342 ± 0.00002393 6.097 5.961/6.236 6.076 ± 0.2925
12 1342 1342/1342 1342 ± 0.00002393 6.299 6.072/6.401 6.245 ± 0.3019
13 1342 1342/1342 1342 ± 0.00002408 6.518 6.185/6.646 6.435 ± 0.3725
14 1342 1342/1342 1342 ± 0.00002494 6.622 6.194/6.948 6.541 ± 0.4856
15 1342 1342/1342 1342 ± 0.00003439 6.605 6.442/6.867 6.57 ± 0.4056
16 1342 1342/1342 1342 ± 0.00004896 3.626 3.495/3.762 3.629 ± 0.2345
17 1342 1342/1342 1342 ± 0.00004822 3.734 3.495/3.99 3.761 ± 0.3945
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-06 09:13:58.376
End
2024-11-06 10:09:40.843
Duration
0:55:42.467
Note, WebLog generation is not included in the time.

CASA logs for stage 8