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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.361 5.26/5.987 5.519 ± 0.7382
ea02 1342 1342/1342 1342 ± 0.00004492 5.881 5.373/6.504 5.741 ± 1.006
ea05 1342 1342/1342 1342 ± 0.00001322 5.515 5.135/6.44 5.614 ± 0.8615
ea06 1342 1342/1342 1342 ± 0.000002814 4.927 4.847/5.437 4.927 ± 0.6487
ea07 1342 1342/1342 1342 ± 0.00004 5.816 5.389/6.01 5.502 ± 0.8649
ea08 1342 1342/1342 1342 ± 0.00004276 6.059 5.65/6.789 5.964 ± 1.071
ea09 1342 1342/1342 1342 ± 0.00002871 3.772 3.362/5.724 4.456 ± 1.148
ea10 1342 1342/1342 1342 ± 0.00003837 5.641 5.202/6.32 5.602 ± 0.7829
ea11 1342 1342/1342 1342 ± 0 5.911 5.386/6.543 6.064 ± 0.6388
ea12 1342 1342/1342 1342 ± 0.000008346 5.661 5.383/6.572 5.746 ± 1.067
ea13 1342 1342/1342 1342 ± 0.00001673 5.929 5.782/6.393 5.918 ± 0.8344
ea14 1342 1342/1342 1342 ± 0.0000225 6.53 5.709/6.71 5.922 ± 1.198
ea15 1342 1342/1342 1342 ± 0 5.42 5.182/6.19 5.554 ± 0.9245
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003741 5.98 5.665/6.733 5.977 ± 0.9196
ea18 1342 1342/1342 1342 ± 0.00003349 5.122 4.712/5.76 5.029 ± 0.8317
ea19 1342 1342/1342 1342 ± 0.000008268 5.714 5.493/6.7 5.821 ± 0.9166
ea20 1342 1342/1342 1342 ± 0.0000175 5.976 5.79/7.001 6.033 ± 1.175
ea21 1342 1342/1342 1342 ± 0.00002113 5.535 5.333/6.361 5.597 ± 0.8878
ea22 1342 1342/1342 1342 ± 0.00003628 5.458 5.16/6.405 5.53 ± 0.9261
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.43 5.406/5.464 5.413 ± 0.1558
ea26 1342 1342/1342 1342 ± 0.00002107 5.699 5.548/6.671 5.829 ± 0.8816
ea27 1342 1342/1342 1342 ± 0.00004091 5.561 5.408/6.473 5.669 ± 0.8081
ea28 1342 1342/1342 1342 ± 0.0000543 6.524 5.394/6.642 5.834 ± 1.272
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 ± 0.00002602 5.47 5.301/5.749 5.426 ± 0.5014
5 1342 1342/1342 1342 ± 0.00002639 5.463 5.297/5.637 5.347 ± 0.5596
6 1342 1342/1342 1342 ± 0.00002602 5.416 5.233/5.533 5.296 ± 0.5155
7 1342 1342/1342 1342 ± 0.00002602 5.386 5.206/5.511 5.292 ± 0.4999
8 1342 1342/1342 1342 ± 0.00002602 5.333 5.129/5.5 5.223 ± 0.513
9 1342 1342/1342 1342 ± 0.00002602 5.64 5.453/5.836 5.5 ± 0.5865
10 1342 1342/1342 1342 ± 0.00002545 6.076 5.846/6.189 6 ± 0.3599
11 1342 1342/1342 1342 ± 0.00002545 6.383 6.19/6.479 6.283 ± 0.3598
12 1342 1342/1342 1342 ± 0.00002545 6.55 6.188/6.667 6.439 ± 0.3736
13 1342 1342/1342 1342 ± 0.00002559 6.743 6.36/6.955 6.668 ± 0.4088
14 1342 1342/1342 1342 ± 0.0000349 6.52 6.081/6.894 6.484 ± 0.4925
15 1342 1342/1342 1342 ± 0.00002602 6.678 6.52/6.965 6.625 ± 0.4925
16 1342 1342/1342 1342 ± 0.000061 3.779 3.625/3.971 3.794 ± 0.2437
17 1342 1342/1342 1342 ± 0.00006063 3.709 3.591/3.895 3.741 ± 0.2355
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
statwtmode
VLASS-SE
Start time
2024-06-11 20:52:43.890
End
2024-06-11 21:56:01.373
Duration
1:03:17.483
Note, WebLog generation is not included in the time.

CASA logs for stage 8