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

Statwt Summary Plot

VLASS3.2.sb45460397.eb46168936.60474.13114186343_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 5.338 5.132/6.449 5.676 ± 0.8708
ea02 1342 1342/1342 1342 ± 0.000004671 5.393 5.025/6.193 5.566 ± 0.893
ea03 1342 1342/1342 1342 ± 0 5.545 4.947/6.444 5.594 ± 0.8681
ea04 1342 1342/1342 1342 ± 0.000041 4.992 4.794/5.957 5.284 ± 0.7229
ea05 1342 1342/1342 1342 ± 0.00004155 5.159 4.928/6.388 5.454 ± 0.894
ea06 1342 1342/1342 1342 ± 0 5.079 4.652/5.688 5.202 ± 0.7283
ea07 1342 1342/1342 1342 ± 0.00001102 4.881 4.715/6.008 5.335 ± 0.8943
ea08 1342 1342/1342 1342 ± 0 5.363 5.107/6.502 5.734 ± 0.8983
ea09 1342 1342/1342 1342 ± 0.00004134 4.871 4.675/5.999 5.163 ± 0.7639
ea10 1342 1342/1342 1342 ± 0.00004171 4.769 4.51/5.833 5.054 ± 0.7853
ea11 1342 1342/1342 1342 ± 0.00004312 5.03 4.52/6.14 5.277 ± 0.9126
ea12 1342 1342/1342 1342 ± 0.00003659 4.962 4.774/5.949 5.278 ± 0.6616
ea14 1342 1342/1342 1342 ± 0.0000415 5.326 5.123/6.228 5.595 ± 0.6981
ea15 1342 1342/1342 1342 ± 0.00004173 5.233 5.088/6.308 5.583 ± 0.9085
ea16 1342 1342/1342 1342 ± 0 5.463 5.198/6.389 5.642 ± 0.8844
ea17 1342 1342/1342 1342 ± 0.00002715 5.283 4.97/6.646 5.655 ± 0.8218
ea18 1342 1342/1342 1342 ± 0 5.569 5.234/6.675 5.828 ± 0.8142
ea19 1342 1342/1342 1342 ± 0.00002079 5.199 4.99/6.3 5.513 ± 0.7661
ea21 1342 1342/1342 1342 ± 0 4.845 4.663/5.616 5.053 ± 0.6871
ea22 1342 1342/1342 1342 ± 0 5.339 4.948/6.377 5.566 ± 0.8054
ea23 1342 1342/1342 1342 ± 0.0000415 5.304 4.996/6.2 5.606 ± 0.8027
ea24 1342 1342/1342 1342 ± 0.000004178 5.25 4.902/6.323 5.472 ± 0.7948
ea25 1342 1342/1342 1342 ± 0 5.798 5.139/6.584 5.847 ± 0.9478
ea27 1342 1342/1342 1342 ± 0 5.188 4.942/6.247 5.455 ± 0.7777
ea28 1342 1342/1342 1342 ± 0.00001622 5.397 5.296/6.772 5.811 ± 0.8755
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 ± 0.00002392 4.935 4.758/5.114 4.896 ± 0.3049
4 1342 1342/1342 1342 ± 0.00002704 3.839 3.642/4.052 3.872 ± 0.301
5 1342 1342/1342 1342 ± 0.00002392 4.944 4.747/5.263 4.988 ± 0.2725
6 1342 1342/1342 1342 ± 0.00002392 4.971 4.766/5.221 4.967 ± 0.2531
7 1342 1342/1342 1342 ± 0.00002392 5.026 4.907/5.15 5.01 ± 0.2189
8 1342 1342/1342 1342 ± 0.00002392 4.977 4.807/5.11 4.966 ± 0.2457
9 1342 1342/1342 1342 ± 0.00002392 5.341 5.124/5.521 5.292 ± 0.2556
10 1342 1342/1342 1342 ± 0.00002392 5.879 5.756/6.023 5.854 ± 0.2442
11 1342 1342/1342 1342 ± 0.00002392 6.137 5.949/6.199 6.092 ± 0.2527
12 1342 1342/1342 1342 ± 0.00002392 6.263 6.01/6.443 6.253 ± 0.2973
13 1342 1342/1342 1342 ± 0.00002392 6.723 6.547/6.921 6.688 ± 0.3039
14 1342 1342/1342 1342 ± 0.00002392 6.821 6.49/6.987 6.774 ± 0.3289
15 1342 1342/1342 1342 ± 0.00002392 6.651 6.269/6.831 6.557 ± 0.3513
16 1342 1342/1342 1342 ± 0.00006007 5.115 4.94/5.314 5.15 ± 0.2966
17 1342 1342/1342 1342 ± 0.00006044 4.929 4.764/5.172 4.989 ± 0.3139
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS3.2.sb45460397.eb46168936.60474.13114186343_split_split.ms
overwrite_modelcol
False
Start time
2025-07-22 23:10:48.310
End
2025-07-23 00:04:40.437
Duration
0:53:52.127
Note, WebLog generation is not included in the time.

CASA logs for stage 8