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

Statwt Summary Plot

VLASS2.1.sb38500385.eb38635359.59099.351010810184_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 5.468 5.365/6.242 5.674 ± 0.7818
ea02 1342 1342/1342 1342 ± 0.00004708 5.977 5.422/6.706 5.964 ± 0.929
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00002897 5.544 5.088/6.334 5.672 ± 0.7456
ea06 1342 1342/1342 1342 ± 0.00003266 4.697 4.401/5.273 4.795 ± 0.5428
ea07 1342 1342/1342 1342 ± 0.00004214 6.041 5.554/6.427 5.997 ± 0.8819
ea08 1342 1342/1342 1342 ± 0.00004229 6.019 5.573/6.904 6.123 ± 1.021
ea09 1342 1342/1342 1342 ± 0.0000207 5.53 5.287/6.53 5.716 ± 0.8085
ea10 1342 1342/1342 1342 ± 0.0000402 6.024 5.375/6.875 5.986 ± 0.934
ea11 1342 1342/1342 1342 ± 0.00003854 5.629 5.259/6.577 5.863 ± 0.9267
ea12 1342 1342/1342 1342 ± 0.00003794 5.738 5.454/6.599 5.855 ± 0.9448
ea13 1342 1342/1342 1342 ± 0.00001353 5.879 5.432/6.352 5.939 ± 0.767
ea14 1342 1342/1342 1342 ± 0.0000418 5.587 5.349/6.501 5.807 ± 0.8546
ea15 1342 1342/1342 1342 ± 0.00002894 5.246 5.099/6.226 5.594 ± 0.8528
ea16 1342 1342/1342 1342 ± 0.00003989 6.102 5.648/6.901 6.158 ± 0.9773
ea17 1342 1342/1342 1342 ± 0.00004139 5.967 5.5/7.13 6.047 ± 0.9847
ea18 1342 1342/1342 1342 ± 0.00003554 4.864 4.807/5.725 5.192 ± 0.6242
ea19 1342 1342/1342 1342 ± 0.00001765 5.816 5.617/6.854 6.086 ± 0.8657
ea20 1342 1342/1342 1342 ± 0.00003827 5.972 5.836/7.112 6.184 ± 0.9659
ea21 1342 1342/1342 1342 ± 0.00003966 5.706 5.326/6.42 5.789 ± 0.8166
ea22 1342 1342/1342 1342 ± 0.00003691 5.469 5.025/6.418 5.639 ± 0.8301
ea23 1342 1342/1342 1342 ± 0.00004241 5.877 5.513/6.725 6.015 ± 0.9754
ea25 1342 1342/1342 1342 ± 0.00004126 5.498 5.231/6.406 5.673 ± 0.8696
ea26 1342 1342/1342 1342 ± 0.00002551 5.879 5.697/6.906 6.095 ± 0.8986
ea27 1342 1342/1342 1342 ± 0.00004044 5.659 5.25/6.68 5.792 ± 0.8823
ea28 1342 1342/1342 1342 ± 0.00004187 5.648 5.507/6.644 5.891 ± 0.9243
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 5.402 5.228/5.661 5.402 ± 0.3113
5 1342 1342/1342 1342 ± 0.00002672 5.663 5.428/5.878 5.669 ± 0.3268
6 1342 1342/1342 1342 ± 0.00002393 5.458 5.253/5.647 5.423 ± 0.3106
7 1342 1342/1342 1342 ± 0.00002393 5.473 5.347/5.634 5.443 ± 0.3014
8 1342 1342/1342 1342 ± 0.00002393 5.435 5.244/5.609 5.388 ± 0.334
9 1342 1342/1342 1342 ± 0.00002393 5.655 5.378/5.934 5.591 ± 0.403
10 1342 1342/1342 1342 ± 0.00002393 6.165 5.984/6.309 6.106 ± 0.3339
11 1342 1342/1342 1342 ± 0.00002393 6.409 6.222/6.556 6.35 ± 0.3573
12 1342 1342/1342 1342 ± 0.00002393 6.576 6.414/6.794 6.544 ± 0.3922
13 1342 1342/1342 1342 ± 0.00002393 6.959 6.871/7.204 6.952 ± 0.4244
14 1342 1342/1342 1342 ± 0.00002393 7.225 6.946/7.434 7.113 ± 0.4887
15 1342 1342/1342 1342 ± 0.00002451 6.822 6.586/7.058 6.752 ± 0.4775
16 1342 1342/1342 1342 ± 0.00005197 4.228 4.091/4.363 4.223 ± 0.1981
17 1342 1342/1342 1342 ± 0.00005406 4.326 4.149/4.515 4.348 ± 0.2697
overwrite_modelcol
False
vis
VLASS2.1.sb38500385.eb38635359.59099.351010810184_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-26 18:07:17.916
End
2024-11-26 18:55:42.733
Duration
0:48:24.817
Note, WebLog generation is not included in the time.

CASA logs for stage 8