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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.512 5.249/6.074 5.666 ± 0.5213
ea02 1342 1342/1342 1342 ± 0 5.894 5.518/6.642 6.095 ± 0.6309
ea04 1342 1342/1342 1342 ± 0 5.531 5.014/6.19 5.613 ± 0.6004
ea05 1342 1342/1342 1342 ± 0 5.596 5.363/6.472 5.86 ± 0.6173
ea06 1342 1342/1342 1342 ± 0 4.92 4.51/5.215 4.875 ± 0.4006
ea07 1342 1342/1342 1342 ± 0 5.664 5.381/6.203 5.85 ± 0.6035
ea08 1342 1342/1342 1342 ± 0 5.984 5.643/6.738 6.215 ± 0.6214
ea09 1342 1342/1342 1342 ± 0 5.841 5.319/6.524 5.933 ± 0.6037
ea10 1342 1342/1342 1342 ± 0 5.403 5.143/6.33 5.698 ± 0.6077
ea11 1342 1342/1342 1342 ± 0 6.059 5.138/6.327 5.87 ± 0.6573
ea12 1342 1342/1342 1342 ± 0 5.929 5.337/6.501 6.019 ± 0.6543
ea13 1342 1342/1342 1342 ± 0 6.3 5.685/6.372 6.12 ± 0.5185
ea14 1342 1342/1342 1342 ± 0 5.682 5.3/6.449 5.809 ± 0.6612
ea15 1342 1342/1342 1342 ± 0 5.706 5.052/6.239 5.715 ± 0.6931
ea16 1342 1342/1342 1342 ± 0 5.918 5.68/6.772 6.185 ± 0.7184
ea17 1342 1342/1342 1342 ± 0 5.985 5.538/6.683 6.1 ± 0.6207
ea18 1342 1342/1342 1342 ± 0 5.164 4.765/5.654 5.21 ± 0.5368
ea19 1342 1342/1342 1342 ± 0 5.831 5.535/6.72 6.072 ± 0.6276
ea20 1342 1342/1342 1342 ± 0 6.319 5.703/6.839 6.258 ± 0.6586
ea21 1342 1342/1342 1342 ± 0.000002075 5.414 5.295/6.304 5.757 ± 0.5961
ea22 1342 1342/1342 1342 ± 0 5.831 5.238/6.425 5.851 ± 0.6196
ea23 1342 1342/1342 1342 ± 0 5.609 5.427/6.569 5.983 ± 0.7015
ea25 1342 1342/1342 1342 ± 0 5.841 5.229/6.253 5.777 ± 0.5904
ea26 1342 1342/1342 1342 ± 0 6.161 5.562/6.722 6.151 ± 0.6024
ea27 1342 1342/1342 1342 ± 0.00002494 5.485 5.312/6.403 5.799 ± 0.5935
ea28 1342 1342/1342 1342 ± 0 5.869 5.413/6.493 5.995 ± 0.6152
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 5.368 5.173/5.566 5.338 ± 0.2691
4 1342 1342/1342 1342 ± 0.00002626 5.11 4.948/5.239 5.04 ± 0.2898
5 1342 1342/1342 1342 ± 0.00002351 5.355 5.133/5.48 5.325 ± 0.3282
6 1342 1342/1342 1342 ± 0.00002351 5.26 5.052/5.393 5.227 ± 0.2965
7 1342 1342/1342 1342 ± 0.00002351 5.345 5.181/5.525 5.332 ± 0.2763
8 1342 1342/1342 1342 ± 0.00002351 5.373 5.149/5.514 5.298 ± 0.3011
9 1342 1342/1342 1342 ± 0.00002351 5.629 5.48/5.837 5.587 ± 0.3394
10 1342 1342/1342 1342 ± 0.00002351 6.068 5.922/6.195 6.009 ± 0.316
11 1342 1342/1342 1342 ± 0.00002351 6.306 6.111/6.388 6.231 ± 0.3358
12 1342 1342/1342 1342 ± 0.00002351 6.442 6.273/6.588 6.382 ± 0.3525
13 1342 1342/1342 1342 ± 0.00002351 6.876 6.686/7.025 6.803 ± 0.3821
14 1342 1342/1342 1342 ± 0.00002351 6.988 6.835/7.228 6.96 ± 0.4153
15 1342 1342/1342 1342 ± 0.00002351 6.589 6.411/6.838 6.547 ± 0.4
16 1342 1342/1342 1342 ± 0.00002956 5.855 5.612/6.063 5.84 ± 0.39
17 1342 1342/1342 1342 ± 0.00002357 5.862 5.523/6.16 5.833 ± 0.3905
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-05-17 08:31:42.189
End
2024-05-17 09:30:29.889
Duration
0:58:47.700
Note, WebLog generation is not included in the time.

CASA logs for stage 8