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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.724 5.668/6.506 6.072 ± 0.641
ea02 1342 1342/1342 1342 ± 0.0000415 6.172 5.784/6.986 6.388 ± 0.7088
ea03 1342 1342/1342 1342 ± 0 5.819 5.07/6.296 5.723 ± 0.6479
ea04 1342 1342/1342 1342 ± 0 5.876 5.405/6.606 5.967 ± 0.6679
ea05 1342 1342/1342 1342 ± 0 6.274 5.703/6.872 6.171 ± 0.7397
ea06 1342 1342/1342 1342 ± 0 5.159 4.973/5.527 5.215 ± 0.3926
ea07 1342 1342/1342 1342 ± 0 6.209 5.844/6.689 6.382 ± 0.7239
ea08 1342 1342/1342 1342 ± 0.000001913 6.216 5.877/7.119 6.486 ± 0.7674
ea09 1342 1342/1342 1342 ± 0 6.069 5.546/6.816 6.131 ± 0.7287
ea10 1342 1342/1342 1342 ± 0 6.27 5.697/7.089 6.348 ± 0.7477
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.292 5.629/6.815 6.292 ± 0.7789
ea13 1342 1342/1342 1342 ± 0 6.626 6.083/6.698 6.45 ± 0.6494
ea14 1342 1342/1342 1342 ± 0 6.039 5.535/6.739 6.135 ± 0.7381
ea15 1342 1342/1342 1342 ± 0 6.36 5.761/6.94 6.401 ± 0.7777
ea16 1342 1342/1342 1342 ± 0 6.488 5.978/7.091 6.491 ± 0.8116
ea17 1342 1342/1342 1342 ± 0 6.535 6.241/7.62 6.829 ± 0.716
ea18 1342 1342/1342 1342 ± 0 5.339 4.931/5.845 5.395 ± 0.5813
ea19 1342 1342/1342 1342 ± 0 6.397 5.731/6.957 6.303 ± 0.6886
ea20 1342 1342/1342 1342 ± 0 6.436 5.739/6.942 6.312 ± 0.7521
ea21 1342 1342/1342 1342 ± 0 5.918 5.717/6.731 6.163 ± 0.685
ea22 1342 1342/1342 1342 ± 0 5.937 5.539/6.548 6.026 ± 0.6217
ea23 1342 1342/1342 1342 ± 0 6.127 5.823/6.955 6.365 ± 0.796
ea24 1342 1342/1342 1342 ± 0.000003313 6.205 5.818/6.979 6.328 ± 0.7283
ea25 1342 1342/1342 1342 ± 0 5.939 5.605/6.646 6.094 ± 0.6567
ea26 1342 1342/1342 1342 ± 0 6.75 6.19/7.441 6.803 ± 0.6832
ea27 1342 1342/1342 1342 ± 0 6.013 5.726/6.885 6.202 ± 0.6962
ea28 1342 1342/1342 1342 ± 0 5.83 5.559/6.646 6.072 ± 0.6953
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 ± 0.00002334 5.731 5.472/5.849 5.648 ± 0.3278
4 1342 1342/1342 1342 ± 0.00002555 4.935 4.765/5.003 4.878 ± 0.2245
5 1342 1342/1342 1342 ± 0.00002334 5.717 5.504/5.974 5.708 ± 0.3834
6 1342 1342/1342 1342 ± 0.00002334 5.691 5.522/5.899 5.645 ± 0.3447
7 1342 1342/1342 1342 ± 0.00002334 5.728 5.595/5.821 5.675 ± 0.3201
8 1342 1342/1342 1342 ± 0.00002334 5.637 5.489/5.798 5.593 ± 0.3536
9 1342 1342/1342 1342 ± 0.00002334 5.903 5.672/6.243 5.873 ± 0.3922
10 1342 1342/1342 1342 ± 0.00002334 6.401 6.227/6.653 6.362 ± 0.3758
11 1342 1342/1342 1342 ± 0.00002334 6.656 6.448/6.832 6.592 ± 0.385
12 1342 1342/1342 1342 ± 0.00002334 6.784 6.632/6.981 6.761 ± 0.4284
13 1342 1342/1342 1342 ± 0.00002334 7.28 7.169/7.42 7.229 ± 0.4607
14 1342 1342/1342 1342 ± 0.00002334 7.476 7.313/7.783 7.438 ± 0.5035
15 1342 1342/1342 1342 ± 0.00002334 7.004 6.854/7.33 7 ± 0.4772
16 1342 1342/1342 1342 ± 0.00002393 6.208 6.001/6.559 6.236 ± 0.3723
17 1342 1342/1342 1342 ± 0.00002379 6.267 6.027/6.497 6.252 ± 0.3772
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-11 07:57:12.124
End
2025-01-11 09:18:07.456
Duration
1:20:55.332
Note, WebLog generation is not included in the time.

CASA logs for stage 8