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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.851 5.314/6.009 5.698 ± 0.5296
ea02 1342 1342/1342 1342 ± 0.00003153 5.953 5.4/6.682 6.07 ± 0.7863
ea04 1342 1342/1342 1342 ± 0.00003054 5.432 5.045/5.958 5.434 ± 0.6785
ea05 1342 1342/1342 1342 ± 0.00001864 5.451 5.114/6.469 5.673 ± 0.8465
ea06 1342 1342/1342 1342 ± 0.00002983 4.95 4.7/5.343 4.925 ± 0.5159
ea07 1342 1342/1342 1342 ± 0.00001034 5.951 5.434/6.28 6.05 ± 0.6483
ea08 1342 1342/1342 1342 ± 0.0000122 6.702 5.787/7.005 6.454 ± 0.7107
ea09 1342 1342/1342 1342 ± 0.00002829 5.58 5.067/6.303 5.58 ± 0.8072
ea10 1342 1342/1342 1342 ± 0.00001242 5.808 5.23/6.482 5.892 ± 0.6598
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002796 5.657 5.308/6.316 5.806 ± 0.7668
ea13 1342 1342/1342 1342 ± 0.00002372 6.241 5.672/6.612 5.988 ± 0.8236
ea14 1342 1342/1342 1342 ± 0.0000282 5.829 5.437/6.668 6.065 ± 0.9046
ea15 1342 1342/1342 1342 ± 0.00003107 5.489 5.148/6.257 5.56 ± 0.8245
ea16 1342 1342/1342 1342 ± 0.00002914 5.944 5.548/6.752 6.054 ± 0.9879
ea17 1342 1342/1342 1342 ± 0.00002524 6.242 5.748/6.756 6.288 ± 0.7298
ea18 1342 1342/1342 1342 ± 0.000024 5.152 4.845/5.547 5.124 ± 0.5875
ea19 1342 1342/1342 1342 ± 0.00001448 5.794 5.467/6.701 5.988 ± 0.8932
ea20 1342 1342/1342 1342 ± 0.00002489 6.184 5.778/6.747 6.198 ± 0.7878
ea21 1342 1342/1342 1342 ± 0.0000261 5.612 5.321/6.381 5.755 ± 0.8567
ea22 1342 1342/1342 1342 ± 0.00002413 5.411 5.163/6.457 5.756 ± 0.8089
ea23 1342 1342/1342 1342 ± 0.00001486 5.927 5.52/6.705 6.173 ± 0.8402
ea25 1342 1342/1342 1342 ± 0.00002166 5.643 5.259/6.224 5.77 ± 0.6714
ea27 1342 1342/1342 1342 ± 0.00001569 5.634 5.361/6.478 5.836 ± 0.6482
ea28 1342 1342/1342 1342 ± 0.00001628 5.77 5.457/6.609 6.06 ± 0.7091
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 ± 0.00002456 5.432 5.26/5.71 5.445 ± 0.2743
5 1342 1342/1342 1342 ± 0.00002767 5.25 4.947/5.345 5.185 ± 0.338
6 1342 1342/1342 1342 ± 0.00002456 5.327 5.14/5.475 5.302 ± 0.2779
7 1342 1342/1342 1342 ± 0.00002456 5.32 5.216/5.506 5.328 ± 0.2613
8 1342 1342/1342 1342 ± 0.00002456 5.389 5.161/5.492 5.32 ± 0.3009
9 1342 1342/1342 1342 ± 0.00002456 5.65 5.426/5.923 5.619 ± 0.3523
10 1342 1342/1342 1342 ± 0.00002456 6.079 5.85/6.206 6.011 ± 0.3268
11 1342 1342/1342 1342 ± 0.00002456 6.274 6.161/6.473 6.283 ± 0.3425
12 1342 1342/1342 1342 ± 0.00002456 6.511 6.291/6.685 6.473 ± 0.3614
13 1342 1342/1342 1342 ± 0.00002456 6.791 6.457/7.005 6.685 ± 0.4961
14 1342 1342/1342 1342 ± 0.00002929 6.713 6.169/7.122 6.602 ± 0.645
15 1342 1342/1342 1342 ± 0.00002901 6.863 6.651/7.172 6.806 ± 0.4911
16 1342 1342/1342 1342 ± 0.00005036 3.539 3.372/3.724 3.565 ± 0.3192
17 1342 1342/1342 1342 ± 0.00004697 3.734 3.463/4.007 3.756 ± 0.5639
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-12-06 23:20:09.359
End
2024-12-06 23:44:02.625
Duration
0:23:53.266
Note, WebLog generation is not included in the time.

CASA logs for stage 8