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

Statwt Summary Plot

VLASS3.2.sb45490828.eb46106518.60453.38273079861_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 5.999 5.835/6.807 6.265 ± 0.6027
ea02 1342 1342/1342 1342 ± 0.00001832 6.347 5.842/6.583 6.357 ± 0.631
ea03 1342 1342/1342 1342 ± 0.000004688 6.356 5.577/6.965 6.36 ± 0.7466
ea04 1342 1342/1342 1342 ± 0.00002329 5.727 5.355/6.337 5.83 ± 0.5864
ea05 1342 1342/1342 1342 ± 0.00002304 5.807 5.611/6.859 6.125 ± 0.67
ea06 1342 1342/1342 1342 ± 0 6.103 5.253/6.241 5.935 ± 0.661
ea07 1342 1342/1342 1342 ± 0 6.32 5.432/6.525 6.184 ± 0.7598
ea08 1342 1342/1342 1342 ± 0 6.557 5.788/7.065 6.543 ± 0.7154
ea09 1342 1342/1342 1342 ± 0.000007763 5.699 5.281/6.565 5.85 ± 0.6402
ea10 1342 1342/1342 1342 ± 0 5.814 5.491/6.453 5.96 ± 0.6221
ea11 1342 1342/1342 1342 ± 0.00004018 5.696 5.294/6.687 5.934 ± 0.7676
ea12 1342 1342/1342 1342 ± 0.00001482 5.639 5.49/6.478 5.952 ± 0.6225
ea14 1342 1342/1342 1342 ± 0 5.905 5.711/6.756 6.168 ± 0.6404
ea15 1342 1342/1342 1342 ± 0.00003243 5.845 5.709/6.731 6.204 ± 0.6856
ea16 1342 1342/1342 1342 ± 0.000002132 6.351 5.883/6.894 6.424 ± 0.7145
ea17 1342 1342/1342 1342 ± 0 6.391 5.892/7.28 6.504 ± 0.7088
ea18 1342 1342/1342 1342 ± 0 6.688 5.98/7.334 6.622 ± 0.7577
ea19 1342 1342/1342 1342 ± 0.00001792 6.012 5.648/6.899 6.256 ± 0.6784
ea20 1342 1342/1342 1342 ± 0 6.272 6.037/7.214 6.57 ± 0.6578
ea21 1342 1342/1342 1342 ± 0 5.606 5.169/6.032 5.677 ± 0.536
ea22 1342 1342/1342 1342 ± 0 6.096 5.607/6.605 6.056 ± 0.6479
ea23 1342 1342/1342 1342 ± 0 5.962 5.658/6.62 6.253 ± 0.6747
ea24 1342 1342/1342 1342 ± 0 6.297 5.396/6.831 6.119 ± 0.7094
ea25 1342 1342/1342 1342 ± 0 6.654 5.795/7.139 6.601 ± 0.8551
ea27 1342 1342/1342 1342 ± 0.00001008 6.059 5.554/6.756 6.149 ± 0.6662
ea28 1342 1342/1342 1342 ± 0 6.378 5.835/7.092 6.431 ± 0.6855
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 ± 0.00002351 5.608 5.471/5.819 5.62 ± 0.2554
3 1342 1342/1342 1342 ± 0.0000395 5.189 4.871/5.408 5.149 ± 0.3507
4 1342 1342/1342 1342 ± 0.00003208 5.317 5.139/5.532 5.307 ± 0.3359
5 1342 1342/1342 1342 ± 0.00002351 5.563 5.246/5.799 5.545 ± 0.2903
6 1342 1342/1342 1342 ± 0.00002351 5.589 5.364/5.835 5.578 ± 0.2616
7 1342 1342/1342 1342 ± 0.00002351 5.619 5.396/5.799 5.599 ± 0.2413
8 1342 1342/1342 1342 ± 0.00002351 5.554 5.246/5.74 5.532 ± 0.2912
9 1342 1342/1342 1342 ± 0.00002351 5.852 5.686/6.051 5.852 ± 0.297
10 1342 1342/1342 1342 ± 0.00002351 6.361 6.233/6.485 6.351 ± 0.263
11 1342 1342/1342 1342 ± 0.00002351 6.621 6.353/6.734 6.586 ± 0.2826
12 1342 1342/1342 1342 ± 0.00002351 6.758 6.565/6.964 6.757 ± 0.3166
13 1342 1342/1342 1342 ± 0.00002351 7.276 6.962/7.492 7.252 ± 0.3369
14 1342 1342/1342 1342 ± 0.00002351 7.324 7.11/7.635 7.384 ± 0.3808
15 1342 1342/1342 1342 ± 0.00002351 7.09 6.8/7.34 7.05 ± 0.3353
16 1342 1342/1342 1342 ± 0.00004157 6.097 5.784/6.481 6.142 ± 0.4046
17 1342 1342/1342 1342 ± 0.00003786 6.091 5.819/6.378 6.087 ± 0.3868
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45490828.eb46106518.60453.38273079861_split_split.ms
Start time
2025-07-31 04:49:00.618
End
2025-07-31 05:45:10.468
Duration
0:56:09.850
Note, WebLog generation is not included in the time.

CASA logs for stage 8