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 5.693 5.182/5.956 5.532 ± 0.5771
ea02 1342 1342/1342 1342 ± 0.0000432 5.893 5.273/6.517 5.794 ± 0.876
ea04 1342 1342/1342 1342 ± 0.00003316 5.264 4.898/5.853 5.178 ± 0.8148
ea05 1342 1342/1342 1342 ± 0.00001939 5.371 5.06/6.181 5.496 ± 0.781
ea06 1342 1342/1342 1342 ± 0.00004117 5.129 4.342/5.421 4.752 ± 0.7837
ea07 1342 1342/1342 1342 ± 0.00002594 5.81 5.242/6.088 5.707 ± 0.6719
ea08 1342 1342/1342 1342 ± 0.00003337 6.053 5.502/6.792 6.128 ± 0.902
ea09 1342 1342/1342 1342 ± 0.00003879 5.57 5.096/6.257 5.485 ± 0.8398
ea10 1342 1342/1342 1342 ± 0.0000244 5.627 5.037/6.221 5.608 ± 0.658
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004126 5.409 5.095/6.253 5.447 ± 0.9274
ea13 1342 1342/1342 1342 ± 0.00003462 5.701 5.504/6.192 5.701 ± 0.8039
ea14 1342 1342/1342 1342 ± 0.00003106 5.695 5.293/6.462 5.743 ± 0.8713
ea15 1342 1342/1342 1342 ± 0.00003439 5.382 5.051/6.152 5.381 ± 0.9942
ea16 1342 1342/1342 1342 ± 0.00002641 5.742 5.321/6.452 5.687 ± 0.8734
ea17 1342 1342/1342 1342 ± 0.00003088 6.008 5.555/6.752 6.037 ± 0.7675
ea18 1342 1342/1342 1342 ± 0.00003738 4.884 4.697/5.436 4.961 ± 0.6565
ea19 1342 1342/1342 1342 ± 0.00001747 5.61 5.327/6.424 5.741 ± 0.7941
ea20 1342 1342/1342 1342 ± 0.00003404 5.735 5.604/6.606 5.915 ± 0.8661
ea21 1342 1342/1342 1342 ± 0.00002483 5.456 5.063/6.198 5.505 ± 0.794
ea22 1342 1342/1342 1342 ± 0.0000413 5.404 5.125/6.389 5.542 ± 0.9019
ea23 1342 1342/1342 1342 ± 0.00002409 5.727 5.31/6.438 5.868 ± 0.8171
ea25 1342 1342/1342 1342 ± 0.00003723 5.501 5.1/6.215 5.518 ± 0.756
ea27 1342 1342/1342 1342 ± 0.00003364 5.472 5.083/6.278 5.537 ± 0.7173
ea28 1342 1342/1342 1342 ± 0.00003616 5.576 5.293/6.434 5.793 ± 0.8568
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 ± 0.00002458 5.285 5.095/5.507 5.264 ± 0.3005
5 1342 1342/1342 1342 ± 0.00003406 5.204 4.944/5.37 5.185 ± 0.291
6 1342 1342/1342 1342 ± 0.00002458 5.199 5.084/5.353 5.174 ± 0.304
7 1342 1342/1342 1342 ± 0.00002491 5.237 5.096/5.313 5.213 ± 0.2263
8 1342 1342/1342 1342 ± 0.00002491 5.243 5.057/5.395 5.218 ± 0.2553
9 1342 1342/1342 1342 ± 0.00002458 5.51 5.374/5.725 5.487 ± 0.3541
10 1342 1342/1342 1342 ± 0.00002458 5.969 5.762/6.024 5.894 ± 0.2991
11 1342 1342/1342 1342 ± 0.00002458 6.159 6.047/6.334 6.147 ± 0.313
12 1342 1342/1342 1342 ± 0.00002458 6.316 6.175/6.458 6.298 ± 0.3195
13 1342 1342/1342 1342 ± 0.00002458 6.596 6.328/6.836 6.527 ± 0.3825
14 1342 1342/1342 1342 ± 0.00002703 6.455 6.014/6.715 6.35 ± 0.5012
15 1342 1342/1342 1342 ± 0.00002709 6.487 6.265/6.759 6.446 ± 0.4389
16 1342 1342/1342 1342 ± 0.00005213 3.778 3.54/3.92 3.741 ± 0.2958
17 1342 1342/1342 1342 ± 0.00005637 3.857 3.534/4.153 3.874 ± 0.4691
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 04:11:42.316
End
2024-11-02 04:56:59.121
Duration
0:45:16.805
Note, WebLog generation is not included in the time.

CASA logs for stage 8