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

Statwt Summary Plot

VLASS2.1.sb38519843.eb38632934.59097.18672790509_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 5.744 5.277/6.039 5.722 ± 0.5166
ea02 1342 1342/1342 1342 ± 0 5.808 5.483/6.566 6.015 ± 0.6505
ea04 1342 1342/1342 1342 ± 0 5.559 5.074/6.229 5.671 ± 0.5897
ea05 1342 1342/1342 1342 ± 0 5.928 5.296/6.413 5.83 ± 0.6117
ea06 1342 1342/1342 1342 ± 0 5.036 4.726/5.301 5.044 ± 0.3581
ea07 1342 1342/1342 1342 ± 0 6.134 5.446/6.262 6.007 ± 0.6148
ea08 1342 1342/1342 1342 ± 0.0000147 5.922 5.591/6.713 6.203 ± 0.673
ea09 1342 1342/1342 1342 ± 0 5.561 5.223/6.48 5.772 ± 0.652
ea10 1342 1342/1342 1342 ± 0 6.08 5.31/6.666 6.016 ± 0.6702
ea11 1342 1342/1342 1342 ± 0 6.003 5.178/6.391 5.896 ± 0.6928
ea12 1342 1342/1342 1342 ± 0 5.93 5.327/6.474 5.997 ± 0.6794
ea13 1342 1342/1342 1342 ± 0 6.059 5.786/6.407 6.197 ± 0.5037
ea14 1342 1342/1342 1342 ± 0 5.92 5.244/6.438 5.877 ± 0.6747
ea15 1342 1342/1342 1342 ± 0 5.715 5.102/6.318 5.797 ± 0.6989
ea16 1342 1342/1342 1342 ± 0 6.181 5.622/6.794 6.285 ± 0.7301
ea17 1342 1342/1342 1342 ± 0.00000128 5.986 5.52/6.821 6.111 ± 0.6428
ea18 1342 1342/1342 1342 ± 0 5.139 4.738/5.601 5.209 ± 0.5208
ea19 1342 1342/1342 1342 ± 0 5.969 5.535/6.549 6.126 ± 0.6626
ea20 1342 1342/1342 1342 ± 0 6.304 5.683/6.904 6.26 ± 0.6595
ea21 1342 1342/1342 1342 ± 0 5.909 5.349/6.295 5.845 ± 0.5932
ea22 1342 1342/1342 1342 ± 0 5.425 5.216/6.381 5.753 ± 0.6505
ea23 1342 1342/1342 1342 ± 0 6.187 5.477/6.574 6.159 ± 0.6971
ea25 1342 1342/1342 1342 ± 0 5.7 5.202/6.19 5.744 ± 0.5754
ea26 1342 1342/1342 1342 ± 0 5.91 5.754/6.96 6.231 ± 0.6536
ea27 1342 1342/1342 1342 ± 0.00000313 5.759 5.378/6.471 5.894 ± 0.581
ea28 1342 1342/1342 1342 ± 0.00003569 5.692 5.434/6.524 6.011 ± 0.6241
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 ± 0.00002358 5.354 5.177/5.608 5.366 ± 0.2539
4 1342 1342/1342 1342 ± 0.00002676 5.116 4.925/5.333 5.118 ± 0.3115
5 1342 1342/1342 1342 ± 0.00002358 5.353 5.11/5.512 5.351 ± 0.3135
6 1342 1342/1342 1342 ± 0.00002358 5.307 5.079/5.455 5.283 ± 0.2855
7 1342 1342/1342 1342 ± 0.00002358 5.357 5.178/5.521 5.341 ± 0.261
8 1342 1342/1342 1342 ± 0.00002358 5.342 5.132/5.493 5.306 ± 0.2756
9 1342 1342/1342 1342 ± 0.00002358 5.618 5.424/5.854 5.589 ± 0.3231
10 1342 1342/1342 1342 ± 0.00002358 6.044 5.918/6.197 6.011 ± 0.3137
11 1342 1342/1342 1342 ± 0.00002358 6.32 6.133/6.422 6.229 ± 0.3255
12 1342 1342/1342 1342 ± 0.00002381 6.42 6.22/6.57 6.378 ± 0.3576
13 1342 1342/1342 1342 ± 0.00002358 6.882 6.754/7.057 6.844 ± 0.3737
14 1342 1342/1342 1342 ± 0.00002358 7.138 6.865/7.312 7.038 ± 0.4148
15 1342 1342/1342 1342 ± 0.00002358 6.724 6.534/6.951 6.662 ± 0.3993
16 1342 1342/1342 1342 ± 0.00002996 6.056 5.698/6.267 5.992 ± 0.4044
17 1342 1342/1342 1342 ± 0.00003175 6.06 5.649/6.299 5.994 ± 0.3957
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38519843.eb38632934.59097.18672790509_split_split.ms
datacolumn
residual_data
Start time
2024-12-17 01:11:57.130
End
2024-12-17 02:03:46.783
Duration
0:51:49.653
Note, WebLog generation is not included in the time.

CASA logs for stage 8