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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.492 5.453/6.243 5.72 ± 0.6533
ea02 1342 1342/1342 1342 ± 0.00004215 5.958 5.554/6.716 6.029 ± 0.8223
ea04 1342 1342/1342 1342 ± 0 5.152 5/5.883 5.4 ± 0.5835
ea05 1342 1342/1342 1342 ± 0.000005211 5.418 5.079/6.262 5.655 ± 0.6426
ea06 1342 1342/1342 1342 ± 0 4.873 4.713/5.297 4.91 ± 0.4345
ea07 1342 1342/1342 1342 ± 0.00004191 6.038 5.61/6.343 6.052 ± 0.7589
ea08 1342 1342/1342 1342 ± 0.00004215 6.148 5.71/7.062 6.231 ± 0.866
ea09 1342 1342/1342 1342 ± 0.000007377 5.668 5.262/6.506 5.754 ± 0.7813
ea10 1342 1342/1342 1342 ± 0.00004215 5.732 5.504/6.866 6.017 ± 0.8418
ea11 1342 1342/1342 1342 ± 0.00003243 5.959 5.366/6.758 5.997 ± 0.9314
ea12 1342 1342/1342 1342 ± 0 5.69 5.425/6.518 5.872 ± 0.8178
ea13 1342 1342/1342 1342 ± 0 6.047 5.882/6.548 6.146 ± 0.7063
ea14 1342 1342/1342 1342 ± 0.000003476 5.559 5.286/6.531 5.892 ± 0.7116
ea15 1342 1342/1342 1342 ± 0 5.389 5.184/6.28 5.728 ± 0.738
ea16 1342 1342/1342 1342 ± 0.00001142 6.058 5.691/6.795 6.206 ± 0.7788
ea17 1342 1342/1342 1342 ± 0.00004215 6.037 5.645/7.121 6.149 ± 0.8342
ea18 1342 1342/1342 1342 ± 0.00002465 4.96 4.694/5.676 5.099 ± 0.5961
ea19 1342 1342/1342 1342 ± 0 5.743 5.516/6.644 6.028 ± 0.6958
ea20 1342 1342/1342 1342 ± 0.000003011 5.949 5.789/6.949 6.134 ± 0.8435
ea21 1342 1342/1342 1342 ± 0.00001102 5.603 5.349/6.352 5.807 ± 0.6567
ea22 1342 1342/1342 1342 ± 0.0000408 5.512 5.112/6.311 5.614 ± 0.7692
ea23 1342 1342/1342 1342 ± 0.00003792 5.77 5.699/6.705 6.121 ± 0.8217
ea25 1342 1342/1342 1342 ± 0.00004176 5.699 5.495/6.51 5.819 ± 0.7583
ea26 1342 1342/1342 1342 ± 0 5.919 5.793/7.016 6.208 ± 0.799
ea27 1342 1342/1342 1342 ± 0.00004272 5.696 5.294/6.686 5.851 ± 0.767
ea28 1342 1342/1342 1342 ± 0.00004215 5.833 5.671/6.713 6.048 ± 0.7884
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 ± 0.00002357 5.522 5.373/5.803 5.56 ± 0.2876
4 1342 1342/1342 1342 ± 0.00002543 5.336 5.049/5.774 5.376 ± 0.4559
5 1342 1342/1342 1342 ± 0.00002357 5.566 5.288/5.763 5.536 ± 0.3512
6 1342 1342/1342 1342 ± 0.00002357 5.526 5.334/5.695 5.47 ± 0.3549
7 1342 1342/1342 1342 ± 0.00002357 5.504 5.409/5.729 5.488 ± 0.2971
8 1342 1342/1342 1342 ± 0.00002357 5.519 5.293/5.688 5.457 ± 0.339
9 1342 1342/1342 1342 ± 0.00002357 5.741 5.525/6.04 5.714 ± 0.3777
10 1342 1342/1342 1342 ± 0.00002357 6.175 5.986/6.396 6.129 ± 0.3646
11 1342 1342/1342 1342 ± 0.00002357 6.438 6.278/6.639 6.355 ± 0.3889
12 1342 1342/1342 1342 ± 0.00002357 6.525 6.333/6.757 6.444 ± 0.5085
13 1342 1342/1342 1342 ± 0.00002357 6.992 6.821/7.24 6.94 ± 0.4141
14 1342 1342/1342 1342 ± 0.00002357 7.147 6.821/7.372 7.035 ± 0.474
15 1342 1342/1342 1342 ± 0.00002357 6.841 6.604/7.139 6.773 ± 0.5247
16 1342 1342/1342 1342 ± 0.00006101 4.677 4.517/4.849 4.677 ± 0.253
17 1342 1342/1342 1342 ± 0.00006007 4.719 4.539/4.867 4.704 ± 0.2527
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
datacolumn
residual_data
Start time
2024-11-19 15:39:18.715
End
2024-11-19 16:30:20.910
Duration
0:51:02.195
Note, WebLog generation is not included in the time.

CASA logs for stage 8