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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.179 5.031/6.066 5.485 ± 0.6947
ea02 1342 1342/1342 1342 ± 0.00003951 5.802 5.078/6.585 5.897 ± 0.826
ea04 1342 1342/1342 1342 ± 0.00001027 5.281 4.975/5.864 5.4 ± 0.6663
ea05 1342 1342/1342 1342 ± 0.00002097 5.572 4.94/6.224 5.658 ± 0.7691
ea06 1342 1342/1342 1342 ± 0.00001114 4.919 4.599/5.373 4.984 ± 0.4986
ea07 1342 1342/1342 1342 ± 0.000002176 6.169 5.634/6.711 6.132 ± 0.6876
ea08 1342 1342/1342 1342 ± 0.00004067 5.663 5.297/6.785 6.039 ± 0.9579
ea09 1342 1342/1342 1342 ± 0.00001192 5.519 5.109/6.359 5.699 ± 0.7156
ea10 1342 1342/1342 1342 ± 0.0000315 5.571 5.169/6.659 5.836 ± 0.8325
ea11 1342 1342/1342 1342 ± 0.00003942 5.495 5.028/6.378 5.708 ± 0.8569
ea12 1342 1342/1342 1342 ± 0.00001902 5.776 5.234/6.4 5.817 ± 0.767
ea13 1342 1342/1342 1342 ± 0.00000622 5.961 5.375/6.33 5.931 ± 0.655
ea14 1342 1342/1342 1342 ± 0.00003562 5.467 5.161/6.378 5.747 ± 0.8022
ea15 1342 1342/1342 1342 ± 0.00001351 5.228 4.944/6.184 5.501 ± 0.8303
ea16 1342 1342/1342 1342 ± 0.00001966 5.624 5.264/6.748 5.96 ± 0.9783
ea17 1342 1342/1342 1342 ± 0.00003999 5.663 5.275/6.741 5.918 ± 0.8695
ea18 1342 1342/1342 1342 ± 0.00004091 5.063 4.531/5.638 5.011 ± 0.6552
ea19 1342 1342/1342 1342 ± 0.00002816 5.779 5.486/7.196 6.175 ± 0.9853
ea20 1342 1342/1342 1342 ± 0.00003783 5.605 5.463/6.688 5.941 ± 0.9375
ea21 1342 1342/1342 1342 ± 0.00003093 5.977 5.216/6.312 5.718 ± 0.8056
ea22 1342 1342/1342 1342 ± 0.00002526 5.263 4.998/6.371 5.651 ± 0.7667
ea23 1342 1342/1342 1342 ± 0.000001415 6.153 5.237/6.839 6.06 ± 0.8207
ea25 1342 1342/1342 1342 ± 0.00003312 5.347 5.01/6.239 5.622 ± 0.7693
ea26 1342 1342/1342 1342 ± 0.0000169 5.763 5.615/6.958 6.139 ± 0.7988
ea27 1342 1342/1342 1342 ± 0.00003263 5.341 5/6.398 5.633 ± 0.8068
ea28 1342 1342/1342 1342 ± 0.00003911 5.46 5.219/6.518 5.737 ± 0.8972
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 ± 0.00002567 5.224 5.023/5.489 5.255 ± 0.2851
5 1342 1342/1342 1342 ± 0.00003318 5.173 5.062/5.601 5.255 ± 0.3505
6 1342 1342/1342 1342 ± 0.0000236 5.239 5.01/5.35 5.191 ± 0.2879
7 1342 1342/1342 1342 ± 0.00002479 5.175 5.042/5.384 5.17 ± 0.2699
8 1342 1342/1342 1342 ± 0.00002398 5.139 4.962/5.271 5.136 ± 0.2787
9 1342 1342/1342 1342 ± 0.00002394 5.403 5.228/5.615 5.367 ± 0.2879
10 1342 1342/1342 1342 ± 0.0000236 6.001 5.891/6.16 5.988 ± 0.3228
11 1342 1342/1342 1342 ± 0.0000236 6.325 6.169/6.409 6.28 ± 0.4117
12 1342 1342/1342 1342 ± 0.0000236 6.464 6.28/6.639 6.432 ± 0.3826
13 1342 1342/1342 1342 ± 0.0000236 6.842 6.658/7.085 6.814 ± 0.3862
14 1342 1342/1342 1342 ± 0.0000236 7.058 6.866/7.284 7.014 ± 0.416
15 1342 1342/1342 1342 ± 0.00002398 6.435 6.169/6.751 6.399 ± 0.4801
16 1342 1342/1342 1342 ± 0.00006029 4.403 4.23/4.63 4.43 ± 0.2608
17 1342 1342/1342 1342 ± 0.00006099 4.495 4.363/4.671 4.537 ± 0.2587
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
output_dir
 
Start time
2024-11-02 17:56:38.509
End
2024-11-02 18:51:44.484
Duration
0:55:05.975
Note, WebLog generation is not included in the time.

CASA logs for stage 8