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 5.266 5.181/6.155 5.555 ± 0.7581
ea02 1342 1342/1342 1342 ± 0.00003582 5.879 5.288/6.529 5.856 ± 0.9261
ea04 1342 1342/1342 1342 ± 0.00004249 5.339 5.056/6.048 5.356 ± 0.8132
ea05 1342 1342/1342 1342 ± 0.00003077 5.359 4.997/6.374 5.562 ± 0.9239
ea06 1342 1342/1342 1342 ± 0.00004469 5.264 4.991/6.04 5.318 ± 0.8137
ea07 1342 1342/1342 1342 ± 0.00003601 5.716 5.218/6.11 5.682 ± 0.7936
ea09 1342 1342/1342 1342 ± 0.0000337 5.566 5.106/6.305 5.509 ± 0.9097
ea10 1342 1342/1342 1342 ± 0.00003402 5.139 4.68/5.801 5.185 ± 0.6722
ea11 1342 1342/1342 1342 ± 0.00003562 5.894 5.312/6.493 5.838 ± 0.8292
ea12 1342 1342/1342 1342 ± 0.00003962 5.579 5.355/6.496 5.735 ± 0.9214
ea13 1342 1342/1342 1342 ± 0.00002151 5.678 5.498/6.211 5.78 ± 0.8811
ea14 1342 1342/1342 1342 ± 0.00003796 5.614 5.309/6.517 5.805 ± 0.9441
ea15 1342 1342/1342 1342 ± 0.00004147 5.603 5.296/6.414 5.669 ± 0.969
ea16 1342 1342/1342 1342 ± 0.00003711 5.747 5.367/6.765 5.958 ± 1.091
ea17 1342 1342/1342 1342 ± 0.0000372 5.869 5.342/6.808 5.962 ± 0.9043
ea18 1342 1342/1342 1342 ± 0.00003724 4.933 4.737/5.645 5.065 ± 0.6249
ea19 1342 1342/1342 1342 ± 0.00001878 5.62 5.4/6.692 5.833 ± 0.9656
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003576 5.497 5.215/6.282 5.625 ± 0.8884
ea22 1342 1342/1342 1342 ± 0.00004052 5.41 5.068/6.423 5.605 ± 0.9694
ea23 1342 1342/1342 1342 ± 0.00003522 5.782 5.346/6.509 5.861 ± 0.9275
ea24 1342 1342/1342 1342 ± 0.0000216 5.196 4.747/6.15 5.341 ± 0.8452
ea25 1342 1342/1342 1342 ± 0.00003587 5.585 5.203/6.257 5.621 ± 0.7636
ea26 1342 1342/1342 1342 ± 0.00003508 5.713 5.537/6.692 5.887 ± 1.011
ea27 1342 1342/1342 1342 ± 0.00003494 5.513 5.173/6.395 5.654 ± 0.7833
ea28 1342 1342/1342 1342 ± 0.00003649 5.649 5.357/6.538 5.862 ± 0.8532
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 ± 0.00002393 5.289 5.151/5.496 5.279 ± 0.2721
5 1342 1342/1342 1342 ± 0.00003842 4.864 4.766/5.099 4.925 ± 0.2089
6 1342 1342/1342 1342 ± 0.00002393 5.226 5.08/5.447 5.241 ± 0.2457
7 1342 1342/1342 1342 ± 0.00002393 5.275 5.111/5.39 5.225 ± 0.2297
8 1342 1342/1342 1342 ± 0.00002393 5.28 4.996/5.368 5.201 ± 0.2665
9 1342 1342/1342 1342 ± 0.00002393 5.563 5.262/5.708 5.494 ± 0.2648
10 1342 1342/1342 1342 ± 0.00002393 5.975 5.813/6.042 5.908 ± 0.2408
11 1342 1342/1342 1342 ± 0.00002393 6.263 6.04/6.402 6.194 ± 0.2472
12 1342 1342/1342 1342 ± 0.00002393 6.371 6.159/6.527 6.361 ± 0.2788
13 1342 1342/1342 1342 ± 0.00002406 6.56 6.343/6.79 6.523 ± 0.3856
14 1342 1342/1342 1342 ± 0.00002479 6.761 6.429/7.01 6.704 ± 0.4303
15 1342 1342/1342 1342 ± 0.00003109 6.703 6.432/6.956 6.665 ± 0.421
16 1342 1342/1342 1342 ± 0.00005127 3.861 3.725/3.992 3.858 ± 0.2004
17 1342 1342/1342 1342 ± 0.00004796 3.803 3.619/4.003 3.826 ± 0.3154
datacolumn
residual_data
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
Start time
2024-11-02 03:19:22.231
End
2024-11-02 04:29:59.307
Duration
1:10:37.076
Note, WebLog generation is not included in the time.

CASA logs for stage 8