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 5.183 5.11/5.938 5.397 ± 0.6957
ea02 1342 1342/1342 1342 ± 0.00004381 5.79 5.202/6.452 5.74 ± 0.8808
ea04 1342 1342/1342 1342 ± 0.00004099 5.204 4.818/5.85 5.087 ± 0.8377
ea05 1342 1342/1342 1342 ± 0.00002082 5.351 4.957/6.26 5.484 ± 0.8005
ea06 1342 1342/1342 1342 ± 0.00004252 4.636 4.427/5.556 4.832 ± 0.8359
ea07 1342 1342/1342 1342 ± 0.00003318 5.646 5.114/6.031 5.543 ± 0.7265
ea08 1342 1342/1342 1342 ± 0.00003561 5.95 5.398/6.721 6.018 ± 0.9285
ea09 1342 1342/1342 1342 ± 0.00003672 5.473 5.021/6.224 5.432 ± 0.8041
ea10 1342 1342/1342 1342 ± 0.00003608 5.509 4.919/6.168 5.44 ± 0.7858
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000409 5.424 5.094/6.212 5.441 ± 0.9403
ea13 1342 1342/1342 1342 ± 0.0000257 5.595 5.413/6.114 5.657 ± 0.7715
ea14 1342 1342/1342 1342 ± 0.00002886 5.593 5.221/6.437 5.649 ± 0.8916
ea15 1342 1342/1342 1342 ± 0.00003914 5.302 4.981/6.081 5.313 ± 1.008
ea16 1342 1342/1342 1342 ± 0.00002817 5.676 5.235/6.435 5.617 ± 0.9181
ea17 1342 1342/1342 1342 ± 0.00003941 5.843 5.357/6.733 5.872 ± 0.8939
ea18 1342 1342/1342 1342 ± 0.0000391 4.793 4.596/5.326 4.858 ± 0.6634
ea19 1342 1342/1342 1342 ± 0.00001152 5.543 5.268/6.404 5.706 ± 0.8362
ea20 1342 1342/1342 1342 ± 0.00004025 5.709 5.54/6.543 5.763 ± 0.9763
ea21 1342 1342/1342 1342 ± 0.00002624 5.388 5.14/6.13 5.444 ± 0.8275
ea22 1342 1342/1342 1342 ± 0.00003979 5.344 5.022/6.386 5.53 ± 0.8957
ea23 1342 1342/1342 1342 ± 0.00003096 5.672 5.244/6.346 5.692 ± 0.9032
ea25 1342 1342/1342 1342 ± 0.00003645 5.43 5.032/6.148 5.43 ± 0.7817
ea27 1342 1342/1342 1342 ± 0.00003523 5.358 5.07/6.231 5.461 ± 0.7731
ea28 1342 1342/1342 1342 ± 0.00003651 5.474 5.231/6.397 5.718 ± 0.8726
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 ± 0.00002442 5.244 5.072/5.463 5.23 ± 0.2735
5 1342 1342/1342 1342 ± 0.00003293 5.119 4.922/5.325 5.108 ± 0.2595
6 1342 1342/1342 1342 ± 0.00002442 5.141 5.025/5.314 5.124 ± 0.2694
7 1342 1342/1342 1342 ± 0.00002442 5.149 4.977/5.25 5.12 ± 0.2521
8 1342 1342/1342 1342 ± 0.00002442 5.18 4.957/5.309 5.112 ± 0.2805
9 1342 1342/1342 1342 ± 0.00002442 5.432 5.316/5.654 5.413 ± 0.3215
10 1342 1342/1342 1342 ± 0.00002442 5.876 5.711/5.958 5.819 ± 0.2872
11 1342 1342/1342 1342 ± 0.00002442 6.106 5.984/6.263 6.098 ± 0.296
12 1342 1342/1342 1342 ± 0.00002442 6.323 6.08/6.436 6.263 ± 0.3056
13 1342 1342/1342 1342 ± 0.00002442 6.568 6.277/6.785 6.493 ± 0.3626
14 1342 1342/1342 1342 ± 0.00002663 6.439 6.024/6.761 6.366 ± 0.4933
15 1342 1342/1342 1342 ± 0.00002622 6.47 6.26/6.711 6.428 ± 0.4015
16 1342 1342/1342 1342 ± 0.00005231 3.664 3.408/3.9 3.659 ± 0.3421
17 1342 1342/1342 1342 ± 0.0000532 3.838 3.569/4.123 3.861 ± 0.4091
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2024-11-02 10:27:02.630
End
2024-11-02 11:25:30.282
Duration
0:58:27.652
Note, WebLog generation is not included in the time.

CASA logs for stage 8