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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.588 5.307/5.926 5.668 ± 0.4222
ea02 1342 1342/1342 1342 ± 0 5.838 5.462/6.373 5.973 ± 0.5137
ea04 1342 1342/1342 1342 ± 0 5.562 5.244/6.061 5.696 ± 0.5018
ea05 1342 1342/1342 1342 ± 0 5.328 5.024/5.643 5.347 ± 0.3932
ea06 1342 1342/1342 1342 ± 0 4.904 4.788/5.247 4.988 ± 0.2831
ea07 1342 1342/1342 1342 ± 0 5.642 5.404/5.989 5.732 ± 0.4293
ea08 1342 1342/1342 1342 ± 0 5.695 5.366/6.264 5.813 ± 0.4679
ea09 1342 1342/1342 1342 ± 0 5.467 5.089/5.867 5.493 ± 0.451
ea10 1342 1342/1342 1342 ± 0.00000164 5.206 5.042/5.911 5.448 ± 0.4421
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.754 5.419/6.075 5.823 ± 0.4421
ea13 1342 1342/1342 1342 ± 0 5.899 5.64/6.161 5.959 ± 0.4306
ea14 1342 1342/1342 1342 ± 0 5.467 5.082/5.99 5.525 ± 0.5269
ea15 1342 1342/1342 1342 ± 0 5.857 5.359/6.28 5.894 ± 0.5791
ea16 1342 1342/1342 1342 ± 0 5.605 5.339/6.004 5.729 ± 0.4706
ea17 1342 1342/1342 1342 ± 0 5.466 5.349/5.838 5.596 ± 0.3619
ea18 1342 1342/1342 1342 ± 0 4.806 4.562/5.072 4.839 ± 0.3333
ea19 1342 1342/1342 1342 ± 0 5.437 5.11/5.787 5.458 ± 0.3573
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.545 5.347/6.159 5.722 ± 0.4827
ea22 1342 1342/1342 1342 ± 0 4.995 4.806/5.568 5.138 ± 0.475
ea23 1342 1342/1342 1342 ± 0 6.06 5.657/6.748 6.183 ± 0.6484
ea25 1342 1342/1342 1342 ± 0 5.634 5.368/6.157 5.767 ± 0.5252
ea26 1342 1342/1342 1342 ± 0 5.744 5.461/6.296 5.891 ± 0.4846
ea27 1342 1342/1342 1342 ± 0.00003883 5.331 5.133/5.937 5.481 ± 0.4264
ea28 1342 1342/1342 1342 ± 0 5.74 5.528/6.528 5.96 ± 0.6084
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 ± 0.00002439 5.399 5.2/5.538 5.379 ± 0.2621
3 1342 1342/1342 1342 ± 0.00002439 5.323 5.083/5.447 5.277 ± 0.2843
4 1342 1342/1342 1342 ± 0.00002644 5.16 4.9/5.389 5.117 ± 0.2957
5 1342 1342/1342 1342 ± 0.00002439 5.343 5.014/5.483 5.275 ± 0.3132
6 1342 1342/1342 1342 ± 0.00002439 5.167 5.044/5.373 5.184 ± 0.2637
7 1342 1342/1342 1342 ± 0.00002439 5.309 5.047/5.371 5.235 ± 0.2695
8 1342 1342/1342 1342 ± 0.00002439 5.26 5.006/5.382 5.183 ± 0.3025
9 1342 1342/1342 1342 ± 0.00002439 5.496 5.126/5.648 5.41 ± 0.3386
10 1342 1342/1342 1342 ± 0.00002439 5.822 5.545/6.032 5.769 ± 0.3352
11 1342 1342/1342 1342 ± 0.00002439 5.957 5.779/6.173 5.949 ± 0.3424
12 1342 1342/1342 1342 ± 0.00002439 6.068 5.988/6.22 6.002 ± 0.4987
13 1342 1342/1342 1342 ± 0.00002439 6.472 6.103/6.693 6.412 ± 0.4362
14 1342 1342/1342 1342 ± 0.00002439 6.609 6.204/6.818 6.491 ± 0.4673
15 1342 1342/1342 1342 ± 0.00002439 6.235 5.843/6.43 6.15 ± 0.4387
16 1342 1342/1342 1342 ± 0.00003352 5.678 5.352/5.855 5.594 ± 0.3513
17 1342 1342/1342 1342 ± 0.00003264 5.544 5.299/5.823 5.552 ± 0.3702
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 10:08:00.745
End
2024-12-03 11:00:18.829
Duration
0:52:18.084
Note, WebLog generation is not included in the time.

CASA logs for stage 8