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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.917 5.352/6.28 5.835 ± 0.5661
ea02 1342 1342/1342 1342 ± 0.000001076 5.907 5.497/6.637 6.057 ± 0.6587
ea04 1342 1342/1342 1342 ± 0 5.633 5.251/6.222 5.746 ± 0.5498
ea05 1342 1342/1342 1342 ± 0 6.038 5.52/6.686 6.024 ± 0.6228
ea06 1342 1342/1342 1342 ± 0 5.677 5.13/6.054 5.623 ± 0.5124
ea07 1342 1342/1342 1342 ± 0 5.355 5.207/5.511 5.357 ± 0.1926
ea08 1342 1342/1342 1342 ± 0.00001178 6.007 5.691/6.812 6.243 ± 0.6836
ea09 1342 1342/1342 1342 ± 0 5.132 4.959/5.763 5.324 ± 0.4537
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.824 5.438/6.54 6.01 ± 0.6224
ea13 1342 1342/1342 1342 ± 0 6.231 5.893/6.409 6.26 ± 0.4859
ea14 1342 1342/1342 1342 ± 0 6.195 5.496/6.629 6.125 ± 0.6775
ea15 1342 1342/1342 1342 ± 0 6.032 5.464/6.542 6.077 ± 0.689
ea16 1342 1342/1342 1342 ± 0 6.229 5.756/6.802 6.327 ± 0.7156
ea17 1342 1342/1342 1342 ± 0.000008115 5.72 5.636/5.886 5.755 ± 0.162
ea18 1342 1342/1342 1342 ± 0.000001079 5.313 4.898/5.809 5.331 ± 0.5249
ea19 1342 1342/1342 1342 ± 0 5.741 5.697/5.913 5.797 ± 0.1035
ea20 1342 1342/1342 1342 ± 0 6.426 5.825/6.949 6.361 ± 0.6536
ea21 1342 1342/1342 1342 ± 0 5.897 5.513/6.43 6.001 ± 0.5651
ea22 1342 1342/1342 1342 ± 0 5.516 5.269/6.501 5.839 ± 0.654
ea23 1342 1342/1342 1342 ± 0 6.199 5.604/6.686 6.191 ± 0.6733
ea24 1342 1342/1342 1342 ± 0 6.01 5.152/6.441 5.783 ± 0.6209
ea25 1342 1342/1342 1342 ± 0.0000044 5.663 5.453/6.481 5.957 ± 0.623
ea26 1342 1342/1342 1342 ± 0 6.182 5.79/7.03 6.316 ± 0.6995
ea27 1342 1342/1342 1342 ± 0.000002173 5.544 5.324/5.642 5.491 ± 0.1657
ea28 1342 1342/1342 1342 ± 0.00004015 5.871 5.514/6.578 6.032 ± 0.6614
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 ± 0.00002398 5.51 5.343/5.656 5.492 ± 0.2383
3 1342 1342/1342 1342 ± 0.00002456 5.355 5.186/5.615 5.382 ± 0.2862
4 1342 1342/1342 1342 ± 0.00002596 5.341 5.169/5.52 5.316 ± 0.3198
5 1342 1342/1342 1342 ± 0.00002398 5.51 5.331/5.717 5.503 ± 0.3084
6 1342 1342/1342 1342 ± 0.00002409 5.477 5.237/5.648 5.443 ± 0.2786
7 1342 1342/1342 1342 ± 0.00002398 5.489 5.269/5.698 5.476 ± 0.272
8 1342 1342/1342 1342 ± 0.00002398 5.511 5.2/5.614 5.42 ± 0.2981
9 1342 1342/1342 1342 ± 0.00002401 5.736 5.564/5.979 5.708 ± 0.327
10 1342 1342/1342 1342 ± 0.00002607 6.204 6.015/6.301 6.116 ± 0.3321
11 1342 1342/1342 1342 ± 0.00002607 6.412 6.298/6.519 6.35 ± 0.3262
12 1342 1342/1342 1342 ± 0.00002607 6.509 6.396/6.695 6.487 ± 0.3339
13 1342 1342/1342 1342 ± 0.00002607 7.055 6.635/7.175 6.922 ± 0.3934
14 1342 1342/1342 1342 ± 0.00002607 7.218 6.959/7.376 7.133 ± 0.4125
15 1342 1342/1342 1342 ± 0.00002607 6.901 6.565/7.072 6.785 ± 0.4342
16 1342 1342/1342 1342 ± 0.0000365 5.994 5.669/6.248 5.968 ± 0.398
17 1342 1342/1342 1342 ± 0.00003609 5.955 5.745/6.275 6.005 ± 0.3586
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
Start time
2024-04-13 07:20:46.658
End
2024-04-13 08:33:04.958
Duration
1:12:18.300
Note, WebLog generation is not included in the time.

CASA logs for stage 7