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

Statwt Summary Plot

VLASS2.1.sb38550653.eb38589596.59083.30140427084_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 5.432 5.312/6.112 5.69 ± 0.4857
ea02 1342 1342/1342 1342 ± 0 5.956 5.664/6.711 6.162 ± 0.6054
ea04 1342 1342/1342 1342 ± 0 5.527 5.108/6.196 5.647 ± 0.5617
ea05 1342 1342/1342 1342 ± 0 6.042 5.45/6.532 5.986 ± 0.5978
ea06 1342 1342/1342 1342 ± 0 5.14 4.663/5.405 5.051 ± 0.4145
ea07 1342 1342/1342 1342 ± 0 5.738 5.493/6.229 5.939 ± 0.5653
ea08 1342 1342/1342 1342 ± 0 5.933 5.693/6.79 6.233 ± 0.6246
ea09 1342 1342/1342 1342 ± 0 5.896 5.35/6.618 5.945 ± 0.6176
ea10 1342 1342/1342 1342 ± 0.000008287 5.721 5.183/6.352 5.798 ± 0.5701
ea11 1342 1342/1342 1342 ± 0 6.025 5.308/6.362 5.95 ± 0.5858
ea12 1342 1342/1342 1342 ± 0 6.003 5.443/6.52 6.058 ± 0.6422
ea13 1342 1342/1342 1342 ± 0 6.198 5.786/6.405 6.215 ± 0.4897
ea14 1342 1342/1342 1342 ± 0.000007663 5.722 5.371/6.477 5.885 ± 0.6455
ea15 1342 1342/1342 1342 ± 0 5.748 5.104/6.321 5.766 ± 0.6953
ea16 1342 1342/1342 1342 ± 0.000005639 6.093 5.74/6.841 6.281 ± 0.667
ea17 1342 1342/1342 1342 ± 0 6.023 5.631/6.589 6.143 ± 0.5705
ea18 1342 1342/1342 1342 ± 0 5.185 4.828/5.682 5.271 ± 0.5062
ea19 1342 1342/1342 1342 ± 0 6.264 5.634/6.771 6.2 ± 0.6189
ea20 1342 1342/1342 1342 ± 0 6.385 5.75/6.788 6.323 ± 0.6426
ea21 1342 1342/1342 1342 ± 0.00000112 5.678 5.468/6.378 5.875 ± 0.5621
ea22 1342 1342/1342 1342 ± 0 5.7 5.364/6.589 5.945 ± 0.6245
ea23 1342 1342/1342 1342 ± 0 5.803 5.528/6.645 6.081 ± 0.6639
ea25 1342 1342/1342 1342 ± 0 5.91 5.328/6.255 5.846 ± 0.5848
ea26 1342 1342/1342 1342 ± 0 6.095 5.688/6.856 6.251 ± 0.5963
ea27 1342 1342/1342 1342 ± 0.00003985 5.657 5.38/6.378 5.859 ± 0.5467
ea28 1342 1342/1342 1342 ± 0.00000112 5.635 5.484/6.519 5.955 ± 0.6114
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 ± 0.00002357 5.412 5.232/5.632 5.404 ± 0.2618
4 1342 1342/1342 1342 ± 0.00002368 5.328 5.194/5.488 5.302 ± 0.3464
5 1342 1342/1342 1342 ± 0.00002357 5.451 5.26/5.628 5.45 ± 0.3309
6 1342 1342/1342 1342 ± 0.00002357 5.332 5.154/5.54 5.328 ± 0.3009
7 1342 1342/1342 1342 ± 0.00002357 5.443 5.266/5.596 5.418 ± 0.2778
8 1342 1342/1342 1342 ± 0.00002357 5.467 5.174/5.597 5.383 ± 0.2998
9 1342 1342/1342 1342 ± 0.00002357 5.703 5.554/5.889 5.659 ± 0.3429
10 1342 1342/1342 1342 ± 0.00002357 6.166 5.99/6.28 6.081 ± 0.3219
11 1342 1342/1342 1342 ± 0.00002357 6.365 6.166/6.435 6.291 ± 0.3358
12 1342 1342/1342 1342 ± 0.00002357 6.504 6.351/6.668 6.449 ± 0.3569
13 1342 1342/1342 1342 ± 0.00002357 6.93 6.766/7.071 6.879 ± 0.374
14 1342 1342/1342 1342 ± 0.00002357 7.059 6.89/7.298 7.021 ± 0.4102
15 1342 1342/1342 1342 ± 0.00002357 6.601 6.366/6.819 6.557 ± 0.3862
16 1342 1342/1342 1342 ± 0.0000325 5.85 5.683/6.137 5.902 ± 0.3389
17 1342 1342/1342 1342 ± 0.00003155 5.934 5.724/6.182 5.931 ± 0.3386
datacolumn
residual_data
vis
VLASS2.1.sb38550653.eb38589596.59083.30140427084_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-17 05:04:39.984
End
2024-05-17 06:16:12.079
Duration
1:11:32.095
Note, WebLog generation is not included in the time.

CASA logs for stage 8