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 5.649 5.166/6.204 5.575 ± 0.7842
ea02 1342 1342/1342 1342 ± 0.00004708 5.8 5.268/6.731 5.879 ± 0.9361
ea04 1342 1342/1342 1342 ± 0.00001398 5.363 5.004/6.102 5.469 ± 0.7763
ea05 1342 1342/1342 1342 ± 0.00002568 5.966 5.113/6.41 5.784 ± 0.8091
ea06 1342 1342/1342 1342 ± 0.00002209 5.022 4.614/5.333 4.862 ± 0.5811
ea07 1342 1342/1342 1342 ± 0.00004245 5.99 5.38/6.453 5.854 ± 0.939
ea08 1342 1342/1342 1342 ± 0.00004277 5.968 5.46/6.874 6.078 ± 1.004
ea09 1342 1342/1342 1342 ± 0.00002942 5.795 5.079/6.605 5.736 ± 0.8851
ea10 1342 1342/1342 1342 ± 0.00003026 5.946 5.426/6.851 6.019 ± 0.8415
ea11 1342 1342/1342 1342 ± 0.00004306 5.705 5.137/6.615 5.784 ± 0.9436
ea12 1342 1342/1342 1342 ± 0.00002614 5.795 5.341/6.651 5.828 ± 0.9786
ea13 1342 1342/1342 1342 ± 0.00002102 6.083 5.671/6.474 6.027 ± 0.79
ea14 1342 1342/1342 1342 ± 0.00003641 5.7 5.256/6.567 5.829 ± 0.8429
ea15 1342 1342/1342 1342 ± 0.0000123 5.378 5.062/6.292 5.57 ± 0.8882
ea16 1342 1342/1342 1342 ± 0.00003544 6.018 5.628/6.999 6.156 ± 0.9788
ea17 1342 1342/1342 1342 ± 0.00004282 5.812 5.508/7.096 5.966 ± 0.9882
ea18 1342 1342/1342 1342 ± 0.00004214 5.2 4.751/5.794 5.154 ± 0.6976
ea19 1342 1342/1342 1342 ± 0.00001285 6.098 5.592/6.841 6.164 ± 0.8675
ea20 1342 1342/1342 1342 ± 0.00003686 6.285 5.607/7.044 6.111 ± 1.052
ea21 1342 1342/1342 1342 ± 0.00003467 5.731 5.394/6.521 5.798 ± 0.8165
ea22 1342 1342/1342 1342 ± 0.00004055 5.22 4.994/6.425 5.545 ± 0.8633
ea23 1342 1342/1342 1342 ± 0.00004178 5.876 5.422/6.779 5.939 ± 0.9908
ea25 1342 1342/1342 1342 ± 0.00004175 5.562 5.236/6.44 5.639 ± 0.8404
ea26 1342 1342/1342 1342 ± 0.00003347 6.031 5.636/7.018 6.138 ± 0.9617
ea27 1342 1342/1342 1342 ± 0.00004179 5.659 5.11/6.67 5.707 ± 0.9049
ea28 1342 1342/1342 1342 ± 0.00004335 5.992 5.267/6.65 5.84 ± 0.9713
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 ± 0.00002354 5.796 5.597/6.043 5.809 ± 0.3343
5 1342 1342/1342 1342 ± 0.00002699 5.423 5.042/5.555 5.346 ± 0.3247
6 1342 1342/1342 1342 ± 0.00002354 5.365 5.161/5.457 5.315 ± 0.2912
7 1342 1342/1342 1342 ± 0.00002354 5.332 5.174/5.5 5.311 ± 0.2781
8 1342 1342/1342 1342 ± 0.00002354 5.36 5.115/5.485 5.313 ± 0.3063
9 1342 1342/1342 1342 ± 0.00002354 5.68 5.383/5.877 5.589 ± 0.352
10 1342 1342/1342 1342 ± 0.00002354 6.128 5.932/6.336 6.075 ± 0.3355
11 1342 1342/1342 1342 ± 0.00002354 6.487 6.276/6.54 6.372 ± 0.3515
12 1342 1342/1342 1342 ± 0.00002354 6.615 6.442/6.78 6.573 ± 0.3862
13 1342 1342/1342 1342 ± 0.00002354 6.989 6.734/7.112 6.953 ± 0.4237
14 1342 1342/1342 1342 ± 0.00002354 7.046 6.856/7.305 7.01 ± 0.4843
15 1342 1342/1342 1342 ± 0.00002421 6.794 6.534/7.03 6.706 ± 0.4741
16 1342 1342/1342 1342 ± 0.00005709 4.155 4.015/4.346 4.181 ± 0.2323
17 1342 1342/1342 1342 ± 0.00005778 4.245 4.095/4.429 4.271 ± 0.2653
output_dir
 
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-02 20:10:57.949
End
2024-11-02 21:06:49.794
Duration
0:55:51.845
Note, WebLog generation is not included in the time.

CASA logs for stage 8