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 5.52 5.291/6.028 5.486 ± 0.8025
ea02 1342 1342/1342 1342 ± 0.00004271 5.962 5.371/6.737 5.873 ± 1.022
ea04 1342 1342/1342 1342 ± 0.00003585 5.51 5.006/6.12 5.317 ± 0.9433
ea05 1342 1342/1342 1342 ± 0.00001328 5.576 5.054/6.209 5.574 ± 0.7682
ea06 1342 1342/1342 1342 ± 0.00003436 4.832 4.644/5.295 4.77 ± 0.7254
ea07 1342 1342/1342 1342 ± 0.0000427 5.863 5.355/6.264 5.661 ± 0.8645
ea08 1342 1342/1342 1342 ± 0.00004269 6.17 5.63/7.019 6.13 ± 1.102
ea09 1342 1342/1342 1342 ± 0.0000237 5.665 5.102/6.221 5.598 ± 0.8023
ea10 1342 1342/1342 1342 ± 0.00004272 5.635 5.218/6.471 5.648 ± 0.9134
ea11 1342 1342/1342 1342 ± 0.00004266 5.874 5.169/6.543 5.663 ± 0.9374
ea12 1342 1342/1342 1342 ± 0.00003925 5.888 5.278/6.636 5.708 ± 1.073
ea13 1342 1342/1342 1342 ± 0.0000178 5.911 5.611/6.441 5.963 ± 0.7656
ea14 1342 1342/1342 1342 ± 0.00001296 5.788 5.239/6.665 5.775 ± 0.898
ea15 1342 1342/1342 1342 ± 0.00002318 5.49 5.135/6.328 5.486 ± 1.089
ea16 1342 1342/1342 1342 ± 0.00001753 5.779 5.39/6.515 5.73 ± 0.8674
ea17 1342 1342/1342 1342 ± 0.00004479 6.061 5.501/6.668 5.936 ± 0.9927
ea18 1342 1342/1342 1342 ± 0.00004329 5.118 4.64/5.573 5.018 ± 0.7216
ea19 1342 1342/1342 1342 ± 0.000002478 5.807 5.387/6.563 5.868 ± 0.7871
ea20 1342 1342/1342 1342 ± 0.00004252 6.092 5.683/6.92 6.021 ± 1.09
ea21 1342 1342/1342 1342 ± 0.00001504 5.605 5.319/6.316 5.582 ± 0.8011
ea22 1342 1342/1342 1342 ± 0.00003127 5.383 5.099/6.514 5.637 ± 0.8972
ea23 1342 1342/1342 1342 ± 0.00003466 5.913 5.447/6.531 5.769 ± 0.9604
ea25 1342 1342/1342 1342 ± 0.00004269 5.667 5.287/6.323 5.611 ± 0.8803
ea27 1342 1342/1342 1342 ± 0.00004346 5.633 5.19/6.577 5.608 ± 0.9068
ea28 1342 1342/1342 1342 ± 0.00004291 5.897 5.427/6.784 5.868 ± 0.9887
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 ± 0.00002408 5.581 5.446/5.859 5.603 ± 0.2807
5 1342 1342/1342 1342 ± 0.00002533 5.333 5.114/5.515 5.331 ± 0.3293
6 1342 1342/1342 1342 ± 0.00002408 5.308 5.134/5.405 5.269 ± 0.2733
7 1342 1342/1342 1342 ± 0.00002408 5.324 5.21/5.477 5.317 ± 0.2577
8 1342 1342/1342 1342 ± 0.00002408 5.374 5.18/5.506 5.325 ± 0.2978
9 1342 1342/1342 1342 ± 0.00002408 5.703 5.433/5.9 5.637 ± 0.3433
10 1342 1342/1342 1342 ± 0.00002408 6.158 5.909/6.26 6.075 ± 0.3455
11 1342 1342/1342 1342 ± 0.00002408 6.359 6.262/6.586 6.372 ± 0.3538
12 1342 1342/1342 1342 ± 0.00002408 6.591 6.426/6.753 6.548 ± 0.3657
13 1342 1342/1342 1342 ± 0.00002408 6.863 6.586/7.016 6.757 ± 0.3944
14 1342 1342/1342 1342 ± 0.00002683 6.491 6.115/6.897 6.473 ± 0.5424
15 1342 1342/1342 1342 ± 0.00002582 6.675 6.302/6.947 6.581 ± 0.527
16 1342 1342/1342 1342 ± 0.00005698 3.769 3.571/4.024 3.785 ± 0.3759
17 1342 1342/1342 1342 ± 0.00005985 4.009 3.803/4.271 4.04 ± 0.3717
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2024-11-26 05:49:45.180
End
2024-11-26 06:24:17.308
Duration
0:34:32.128
Note, WebLog generation is not included in the time.

CASA logs for stage 8