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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.354 5.223/6.139 5.737 ± 0.6331
ea02 1342 1342/1342 1342 ± 0.00001674 6.21 5.349/6.973 6.146 ± 0.7434
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00003081 5.589 5.172/6.393 5.805 ± 0.6913
ea06 1342 1342/1342 1342 ± 0 4.8 4.676/5.345 5.001 ± 0.4862
ea07 1342 1342/1342 1342 ± 0.00001901 5.83 5.406/6.033 5.807 ± 0.6364
ea08 1342 1342/1342 1342 ± 0.00003637 6.789 5.57/7.196 6.377 ± 0.8529
ea09 1342 1342/1342 1342 ± 0.000008925 5.102 4.786/5.727 5.256 ± 0.5369
ea10 1342 1342/1342 1342 ± 0.0000352 5.652 5.114/6.42 5.731 ± 0.7475
ea11 1342 1342/1342 1342 ± 0.00002522 5.858 5.35/6.513 5.931 ± 0.7868
ea12 1342 1342/1342 1342 ± 0 5.543 5.216/6.533 5.881 ± 0.8367
ea13 1342 1342/1342 1342 ± 0.000006194 5.797 5.601/6.316 6.047 ± 0.5914
ea14 1342 1342/1342 1342 ± 0.00003049 6.51 5.921/6.83 6.255 ± 0.8001
ea15 1342 1342/1342 1342 ± 0 5.347 5.241/6.339 5.814 ± 0.7219
ea16 1342 1342/1342 1342 ± 0.00001875 5.012 4.79/5.316 5.104 ± 0.4385
ea17 1342 1342/1342 1342 ± 0.00003622 5.907 5.479/6.986 6.154 ± 0.8273
ea18 1342 1342/1342 1342 ± 0.000001633 5.029 4.845/5.743 5.293 ± 0.5295
ea19 1342 1342/1342 1342 ± 0.000009355 5.891 5.613/6.746 6.159 ± 0.7131
ea20 1342 1342/1342 1342 ± 0 5.856 5.741/6.766 6.174 ± 0.8241
ea21 1342 1342/1342 1342 ± 0.00002602 5.577 5.267/6.328 5.798 ± 0.7143
ea22 1342 1342/1342 1342 ± 0.00002118 5.41 5.133/6.348 5.774 ± 0.6944
ea23 1342 1342/1342 1342 ± 0.00003271 5.629 5.395/6.564 6.021 ± 0.8281
ea25 1342 1342/1342 1342 ± 0 5.303 5.275/5.414 5.326 ± 0.1377
ea26 1342 1342/1342 1342 ± 0.00001379 5.611 5.517/6.611 6.046 ± 0.6292
ea27 1342 1342/1342 1342 ± 0.00003586 5.55 5.309/6.489 5.779 ± 0.7415
ea28 1342 1342/1342 1342 ± 0.00004535 6.6 6.111/7.061 6.418 ± 0.7848
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 ± 0.00002498 5.354 5.112/5.584 5.347 ± 0.3143
6 1342 1342/1342 1342 ± 0.00002498 5.36 5.124/5.513 5.331 ± 0.2912
7 1342 1342/1342 1342 ± 0.00002498 5.327 5.136/5.501 5.289 ± 0.2798
8 1342 1342/1342 1342 ± 0.00002498 5.311 5.054/5.518 5.245 ± 0.3301
9 1342 1342/1342 1342 ± 0.00002598 5.561 5.234/5.712 5.424 ± 0.3906
10 1342 1342/1342 1342 ± 0.00002447 6.098 5.832/6.195 5.963 ± 0.3989
11 1342 1342/1342 1342 ± 0.00002447 6.315 5.953/6.491 6.198 ± 0.4445
12 1342 1342/1342 1342 ± 0.00002447 6.498 6.14/6.604 6.369 ± 0.4327
13 1342 1342/1342 1342 ± 0.00002447 6.936 6.557/7.119 6.802 ± 0.4473
14 1342 1342/1342 1342 ± 0.00002447 7.146 6.899/7.339 7.001 ± 0.483
15 1342 1342/1342 1342 ± 0.00002447 6.558 6.384/6.772 6.476 ± 0.474
16 1342 1342/1342 1342 ± 0.00006037 4.784 4.597/5.013 4.807 ± 0.2878
17 1342 1342/1342 1342 ± 0.00004559 4.976 4.75/5.244 5.018 ± 0.3544
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
Start time
2025-02-01 02:51:37.688
End
2025-02-01 03:21:40.382
Duration
0:30:02.693
Note, WebLog generation is not included in the time.

CASA logs for stage 8