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

Statwt Summary Plot

VLASS2.1.sb38609051.eb38659592.59110.93759270833_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 5.634 5.294/6.114 5.746 ± 0.5555
ea02 1342 1342/1342 1342 ± 0 5.761 5.462/6.51 6.012 ± 0.6537
ea04 1342 1342/1342 1342 ± 0 5.314 4.998/5.877 5.482 ± 0.5507
ea05 1342 1342/1342 1342 ± 0 5.628 5.173/6.089 5.692 ± 0.6073
ea06 1342 1342/1342 1342 ± 0 4.821 4.68/5.25 4.948 ± 0.3425
ea07 1342 1342/1342 1342 ± 0 6.094 5.48/6.207 6.014 ± 0.5697
ea08 1342 1342/1342 1342 ± 0 5.917 5.64/6.777 6.222 ± 0.7075
ea09 1342 1342/1342 1342 ± 0 5.79 5.303/6.388 5.863 ± 0.6411
ea10 1342 1342/1342 1342 ± 0 5.962 5.369/6.615 5.98 ± 0.6914
ea11 1342 1342/1342 1342 ± 0 5.868 5.213/6.417 5.867 ± 0.6834
ea12 1342 1342/1342 1342 ± 0 5.701 5.278/6.328 5.874 ± 0.6395
ea13 1342 1342/1342 1342 ± 0 6.391 5.996/6.59 6.385 ± 0.4975
ea14 1342 1342/1342 1342 ± 0 5.756 5.256/6.359 5.846 ± 0.6732
ea15 1342 1342/1342 1342 ± 0 5.59 5.219/6.237 5.791 ± 0.668
ea16 1342 1342/1342 1342 ± 0 5.994 5.526/6.632 6.134 ± 0.7233
ea17 1342 1342/1342 1342 ± 0 6.04 5.638/6.562 6.169 ± 0.6576
ea18 1342 1342/1342 1342 ± 0 5.017 4.721/5.488 5.106 ± 0.5548
ea19 1342 1342/1342 1342 ± 0 5.862 5.426/6.591 6.073 ± 0.6792
ea20 1342 1342/1342 1342 ± 0 6.067 5.677/6.661 6.203 ± 0.6283
ea21 1342 1342/1342 1342 ± 0 5.626 5.272/6.175 5.756 ± 0.5789
ea22 1342 1342/1342 1342 ± 0 5.564 5.326/6.456 5.869 ± 0.669
ea23 1342 1342/1342 1342 ± 0 6.003 5.401/6.4 6.05 ± 0.6816
ea25 1342 1342/1342 1342 ± 0 5.515 5.333/6.187 5.767 ± 0.5753
ea26 1342 1342/1342 1342 ± 0 6.131 5.746/6.812 6.31 ± 0.6738
ea27 1342 1342/1342 1342 ± 0.00000667 5.592 5.265/6.387 5.799 ± 0.5884
ea28 1342 1342/1342 1342 ± 0.00001701 5.763 5.507/6.544 6.015 ± 0.6861
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 ± 0.00002351 5.357 5.202/5.587 5.368 ± 0.2955
3 1342 1342/1342 1342 ± 0.00002351 5.271 5.126/5.425 5.264 ± 0.2807
4 1342 1342/1342 1342 ± 0.00002396 5.222 5.006/5.439 5.221 ± 0.3289
5 1342 1342/1342 1342 ± 0.00002351 5.344 5.113/5.505 5.335 ± 0.3478
6 1342 1342/1342 1342 ± 0.00002351 5.314 5.071/5.465 5.274 ± 0.3796
7 1342 1342/1342 1342 ± 0.00002351 5.359 5.253/5.523 5.375 ± 0.2938
8 1342 1342/1342 1342 ± 0.00002351 5.38 5.174/5.525 5.341 ± 0.3164
9 1342 1342/1342 1342 ± 0.00002351 5.594 5.434/5.879 5.614 ± 0.3484
10 1342 1342/1342 1342 ± 0.00002351 6.099 5.887/6.226 6.043 ± 0.3571
11 1342 1342/1342 1342 ± 0.00002351 6.322 6.13/6.459 6.257 ± 0.3623
12 1342 1342/1342 1342 ± 0.00002395 6.45 6.245/6.651 6.408 ± 0.3918
13 1342 1342/1342 1342 ± 0.00002351 6.931 6.755/7.179 6.881 ± 0.4034
14 1342 1342/1342 1342 ± 0.00002351 7.14 6.811/7.325 7.039 ± 0.4541
15 1342 1342/1342 1342 ± 0.00002351 6.747 6.537/7.003 6.687 ± 0.4525
16 1342 1342/1342 1342 ± 0.00002512 5.993 5.813/6.297 5.999 ± 0.3861
17 1342 1342/1342 1342 ± 0.00002581 5.963 5.837/6.243 5.996 ± 0.3619
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-18 06:20:09.666
End
2024-12-18 07:29:27.877
Duration
1:09:18.210
Note, WebLog generation is not included in the time.

CASA logs for stage 8