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 5.669 5.204/6.205 5.573 ± 0.7834
ea02 1342 1342/1342 1342 ± 0.00004702 5.885 5.299/6.747 5.892 ± 0.9275
ea04 1342 1342/1342 1342 ± 0.00001342 5.379 5.008/6.105 5.465 ± 0.7779
ea05 1342 1342/1342 1342 ± 0.00002541 5.969 5.12/6.385 5.785 ± 0.801
ea06 1342 1342/1342 1342 ± 0.00001943 5.023 4.64/5.339 4.867 ± 0.5864
ea07 1342 1342/1342 1342 ± 0.0000421 6.004 5.414/6.444 5.85 ± 0.9315
ea08 1342 1342/1342 1342 ± 0.00004275 6.023 5.463/6.873 6.09 ± 0.9987
ea09 1342 1342/1342 1342 ± 0.00003051 5.792 5.092/6.607 5.75 ± 0.8773
ea10 1342 1342/1342 1342 ± 0.00003015 5.97 5.445/6.81 6.014 ± 0.8333
ea11 1342 1342/1342 1342 ± 0.00004315 5.783 5.171/6.621 5.781 ± 0.9411
ea12 1342 1342/1342 1342 ± 0.00002363 5.793 5.339/6.647 5.827 ± 0.9799
ea13 1342 1342/1342 1342 ± 0.00002273 6.102 5.683/6.478 6.039 ± 0.7825
ea14 1342 1342/1342 1342 ± 0.00003415 5.737 5.293/6.574 5.828 ± 0.828
ea15 1342 1342/1342 1342 ± 0.000009119 5.41 5.078/6.311 5.573 ± 0.8901
ea16 1342 1342/1342 1342 ± 0.00003314 6.082 5.647/6.99 6.149 ± 0.9708
ea17 1342 1342/1342 1342 ± 0.00004224 5.842 5.528/7.072 5.976 ± 0.973
ea18 1342 1342/1342 1342 ± 0.00004177 5.202 4.764/5.799 5.145 ± 0.7013
ea19 1342 1342/1342 1342 ± 0.00001064 6.34 5.6/6.851 6.17 ± 0.8516
ea20 1342 1342/1342 1342 ± 0.00003538 6.334 5.648/7.029 6.115 ± 1.053
ea21 1342 1342/1342 1342 ± 0.0000319 5.789 5.402/6.491 5.799 ± 0.8057
ea22 1342 1342/1342 1342 ± 0.00004195 5.259 5.013/6.424 5.558 ± 0.8571
ea23 1342 1342/1342 1342 ± 0.00003997 5.889 5.379/6.771 5.931 ± 0.9859
ea25 1342 1342/1342 1342 ± 0.00004191 5.572 5.225/6.457 5.622 ± 0.8438
ea26 1342 1342/1342 1342 ± 0.00003615 6.033 5.669/6.992 6.143 ± 0.9489
ea27 1342 1342/1342 1342 ± 0.00004149 5.676 5.112/6.66 5.709 ± 0.8987
ea28 1342 1342/1342 1342 ± 0.00004314 6.023 5.315/6.658 5.856 ± 0.9625
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 ± 0.00002369 5.816 5.616/6.059 5.831 ± 0.3309
5 1342 1342/1342 1342 ± 0.00002717 5.389 5.072/5.532 5.329 ± 0.3148
6 1342 1342/1342 1342 ± 0.00002369 5.399 5.193/5.51 5.351 ± 0.2952
7 1342 1342/1342 1342 ± 0.00002369 5.336 5.175/5.521 5.321 ± 0.2758
8 1342 1342/1342 1342 ± 0.00002369 5.368 5.123/5.493 5.321 ± 0.3047
9 1342 1342/1342 1342 ± 0.00002369 5.693 5.421/5.896 5.616 ± 0.352
10 1342 1342/1342 1342 ± 0.00002369 6.126 5.948/6.343 6.079 ± 0.3341
11 1342 1342/1342 1342 ± 0.00002369 6.482 6.267/6.548 6.379 ± 0.349
12 1342 1342/1342 1342 ± 0.00002369 6.626 6.445/6.772 6.578 ± 0.3831
13 1342 1342/1342 1342 ± 0.00002369 6.982 6.736/7.127 6.947 ± 0.4213
14 1342 1342/1342 1342 ± 0.00002369 7.009 6.82/7.267 6.965 ± 0.4859
15 1342 1342/1342 1342 ± 0.00002401 6.792 6.512/7.02 6.695 ± 0.4745
16 1342 1342/1342 1342 ± 0.00005768 4.152 3.998/4.356 4.179 ± 0.2526
17 1342 1342/1342 1342 ± 0.00005854 4.234 4.07/4.42 4.256 ± 0.2799
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
datacolumn
residual_data
output_dir
 
Start time
2024-11-02 11:26:39.715
End
2024-11-02 12:10:20.853
Duration
0:43:41.138
Note, WebLog generation is not included in the time.

CASA logs for stage 8