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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.377 5.274/6.122 5.572 ± 0.7592
ea02 1342 1342/1342 1342 ± 0.00004406 5.997 5.448/6.712 5.906 ± 0.9557
ea04 1342 1342/1342 1342 ± 0.00004487 5.454 5.065/6.042 5.371 ± 0.8319
ea05 1342 1342/1342 1342 ± 0.00002627 5.409 5.014/6.199 5.535 ± 0.7852
ea06 1342 1342/1342 1342 ± 0.00004262 5.192 4.952/5.994 5.252 ± 0.8013
ea07 1342 1342/1342 1342 ± 0.00003662 5.816 5.297/6.224 5.729 ± 0.7981
ea09 1342 1342/1342 1342 ± 0.00003695 5.564 5.093/6.056 5.406 ± 0.7915
ea10 1342 1342/1342 1342 ± 0.00003599 5.271 4.796/5.857 5.236 ± 0.6907
ea11 1342 1342/1342 1342 ± 0.00003846 6.011 5.452/6.563 5.842 ± 0.8931
ea12 1342 1342/1342 1342 ± 0.00004117 5.911 5.468/6.722 5.816 ± 0.9694
ea13 1342 1342/1342 1342 ± 0.00002573 5.662 5.546/6.264 5.74 ± 0.8587
ea14 1342 1342/1342 1342 ± 0.00003401 5.686 5.262/6.615 5.759 ± 0.8977
ea15 1342 1342/1342 1342 ± 0.00003942 5.617 5.338/6.531 5.668 ± 0.9929
ea16 1342 1342/1342 1342 ± 0.00002707 5.773 5.542/6.785 6.015 ± 0.8825
ea17 1342 1342/1342 1342 ± 0.00003897 5.898 5.476/6.762 5.938 ± 0.9016
ea18 1342 1342/1342 1342 ± 0.00003939 5.092 4.851/5.625 5.095 ± 0.6596
ea19 1342 1342/1342 1342 ± 0.00001388 5.739 5.443/6.49 5.822 ± 0.8391
ea20 1342 1342/1342 1342 ± 0.00002732 6.11 5.984/7.025 6.338 ± 0.8247
ea21 1342 1342/1342 1342 ± 0.00003199 5.566 5.33/6.349 5.622 ± 0.8376
ea22 1342 1342/1342 1342 ± 0.00004205 5.473 5.214/6.506 5.617 ± 0.9913
ea23 1342 1342/1342 1342 ± 0.00002831 5.917 5.51/6.623 5.991 ± 0.8416
ea24 1342 1342/1342 1342 ± 0.00002439 5.102 4.788/6.02 5.235 ± 0.7613
ea25 1342 1342/1342 1342 ± 0.00003841 5.696 5.358/6.369 5.663 ± 0.8251
ea26 1342 1342/1342 1342 ± 0.00003786 5.759 5.646/6.79 5.881 ± 0.9777
ea27 1342 1342/1342 1342 ± 0.00003697 5.69 5.362/6.571 5.727 ± 0.8441
ea28 1342 1342/1342 1342 ± 0.0000388 5.803 5.449/6.701 5.904 ± 0.9625
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 ± 0.00002363 5.448 5.332/5.652 5.441 ± 0.3063
3 1342 1342/1342 1342 ± 0.00003058 5.778 5.596/6.081 5.879 ± 0.4665
5 1342 1342/1342 1342 ± 0.00002798 5.25 5.026/5.479 5.265 ± 0.3004
6 1342 1342/1342 1342 ± 0.00002363 5.371 5.102/5.511 5.307 ± 0.2555
7 1342 1342/1342 1342 ± 0.00002363 5.417 5.21/5.522 5.347 ± 0.2632
8 1342 1342/1342 1342 ± 0.00002363 5.362 5.046/5.461 5.3 ± 0.3034
9 1342 1342/1342 1342 ± 0.00002363 5.633 5.273/5.764 5.57 ± 0.298
10 1342 1342/1342 1342 ± 0.00002363 6.122 5.865/6.192 6.025 ± 0.2778
11 1342 1342/1342 1342 ± 0.00002363 6.365 6.053/6.521 6.306 ± 0.2841
12 1342 1342/1342 1342 ± 0.00002363 6.461 6.25/6.706 6.476 ± 0.3175
13 1342 1342/1342 1342 ± 0.00002363 6.718 6.425/6.971 6.651 ± 0.3947
14 1342 1342/1342 1342 ± 0.00002536 6.699 6.259/6.919 6.578 ± 0.469
15 1342 1342/1342 1342 ± 0.00002847 6.581 6.079/6.849 6.485 ± 0.4361
16 1342 1342/1342 1342 ± 0.00004936 3.774 3.643/3.918 3.784 ± 0.2197
17 1342 1342/1342 1342 ± 0.00005039 3.867 3.625/4.129 3.898 ± 0.3702
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
datacolumn
residual_data
Start time
2024-11-01 15:36:26.608
End
2024-11-01 16:37:13.137
Duration
1:00:46.529
Note, WebLog generation is not included in the time.

CASA logs for stage 8