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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.49 5.215/5.92 5.619 ± 0.4878
ea02 1342 1342/1342 1342 ± 0.000005285 5.701 5.328/6.319 5.852 ± 0.6232
ea04 1342 1342/1342 1342 ± 0.000004975 5.576 5.293/6.156 5.766 ± 0.5418
ea05 1342 1342/1342 1342 ± 0 5.671 5.258/6.078 5.718 ± 0.5395
ea06 1342 1342/1342 1342 ± 0 4.911 4.753/5.324 5.025 ± 0.3699
ea07 1342 1342/1342 1342 ± 0 5.805 5.441/6.086 5.877 ± 0.5313
ea08 1342 1342/1342 1342 ± 0.00001967 5.714 5.406/6.48 5.95 ± 0.6324
ea09 1342 1342/1342 1342 ± 0 5.527 5.172/6.154 5.668 ± 0.5933
ea10 1342 1342/1342 1342 ± 0 5.726 5.247/6.395 5.798 ± 0.6354
ea11 1342 1342/1342 1342 ± 0 5.685 5.047/6.185 5.704 ± 0.6056
ea12 1342 1342/1342 1342 ± 0 6.268 6.077/6.74 6.395 ± 0.4205
ea13 1342 1342/1342 1342 ± 0 5.85 5.72/6.295 6.075 ± 0.4738
ea14 1342 1342/1342 1342 ± 0 5.626 5.151/6.148 5.704 ± 0.6027
ea15 1342 1342/1342 1342 ± 0 5.722 5.248/6.302 5.851 ± 0.6674
ea16 1342 1342/1342 1342 ± 0 6.002 5.59/6.521 6.131 ± 0.6582
ea17 1342 1342/1342 1342 ± 0.0000235 5.777 5.421/6.277 5.91 ± 0.574
ea18 1342 1342/1342 1342 ± 0 4.97 4.669/5.447 5.083 ± 0.4832
ea19 1342 1342/1342 1342 ± 0 5.86 5.494/6.36 6.01 ± 0.5498
ea20 1342 1342/1342 1342 ± 0 5.945 5.602/6.589 6.096 ± 0.6265
ea21 1342 1342/1342 1342 ± 0 5.576 5.313/6.152 5.757 ± 0.5115
ea22 1342 1342/1342 1342 ± 0 5.462 5.27/6.28 5.732 ± 0.6214
ea23 1342 1342/1342 1342 ± 0 5.803 5.382/6.233 5.907 ± 0.6078
ea25 1342 1342/1342 1342 ± 0 5.47 5.107/5.982 5.588 ± 0.5615
ea26 1342 1342/1342 1342 ± 0 5.782 5.627/6.608 6.1 ± 0.617
ea27 1342 1342/1342 1342 ± 0.00002882 5.439 5.187/6.22 5.658 ± 0.5565
ea28 1342 1342/1342 1342 ± 0.00003725 5.525 5.297/6.281 5.796 ± 0.5948
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 ± 0.00002423 5.306 5.137/5.513 5.321 ± 0.259
3 1342 1342/1342 1342 ± 0.00002423 5.197 5/5.433 5.199 ± 0.2564
4 1342 1342/1342 1342 ± 0.00002452 5.273 5.089/5.504 5.235 ± 0.3092
5 1342 1342/1342 1342 ± 0.00002423 5.351 5.098/5.472 5.309 ± 0.3074
6 1342 1342/1342 1342 ± 0.00002423 5.279 5.108/5.431 5.246 ± 0.289
7 1342 1342/1342 1342 ± 0.00002423 5.296 5.149/5.396 5.274 ± 0.2522
8 1342 1342/1342 1342 ± 0.00002423 5.293 5.103/5.393 5.238 ± 0.2481
9 1342 1342/1342 1342 ± 0.00002423 5.572 5.362/5.759 5.504 ± 0.2874
10 1342 1342/1342 1342 ± 0.00002377 5.967 5.798/6.124 5.925 ± 0.2819
11 1342 1342/1342 1342 ± 0.00002377 6.173 6.046/6.294 6.132 ± 0.3017
12 1342 1342/1342 1342 ± 0.00002377 6.324 6.193/6.451 6.271 ± 0.3101
13 1342 1342/1342 1342 ± 0.00002377 6.734 6.636/6.913 6.71 ± 0.3384
14 1342 1342/1342 1342 ± 0.00002377 6.933 6.709/7.084 6.874 ± 0.3759
15 1342 1342/1342 1342 ± 0.00002377 6.604 6.324/6.693 6.49 ± 0.3685
16 1342 1342/1342 1342 ± 0.00003632 5.861 5.589/6.055 5.834 ± 0.3253
17 1342 1342/1342 1342 ± 0.00003805 5.816 5.553/6.095 5.823 ± 0.3332
datacolumn
residual_data
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 08:30:19.494
End
2024-05-01 09:20:24.305
Duration
0:50:04.810
Note, WebLog generation is not included in the time.

CASA logs for stage 7