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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.462/6.14 5.857 ± 0.5565
ea02 1342 1342/1342 1342 ± 0 5.955 5.584/6.67 6.115 ± 0.6731
ea04 1342 1342/1342 1342 ± 0 5.551 5.247/6.132 5.743 ± 0.542
ea05 1342 1342/1342 1342 ± 0 5.871 5.461/6.304 5.938 ± 0.5963
ea06 1342 1342/1342 1342 ± 0 5.293 5.014/5.55 5.296 ± 0.3614
ea07 1342 1342/1342 1342 ± 0 6.097 5.662/6.344 6.143 ± 0.5334
ea08 1342 1342/1342 1342 ± 0 6.085 5.821/6.829 6.359 ± 0.653
ea09 1342 1342/1342 1342 ± 0 5.733 5.379/6.407 5.907 ± 0.6224
ea10 1342 1342/1342 1342 ± 0 6.076 5.483/6.737 6.132 ± 0.6491
ea11 1342 1342/1342 1342 ± 0 6.29 5.577/6.747 6.242 ± 0.6884
ea12 1342 1342/1342 1342 ± 0 5.621 5.55/5.658 5.632 ± 0.1475
ea13 1342 1342/1342 1342 ± 0 6.127 5.935/6.442 6.26 ± 0.4803
ea14 1342 1342/1342 1342 ± 0 5.866 5.354/6.485 5.987 ± 0.6546
ea15 1342 1342/1342 1342 ± 0 5.924 5.383/6.505 6 ± 0.6624
ea16 1342 1342/1342 1342 ± 0 6.177 5.739/6.818 6.351 ± 0.7027
ea17 1342 1342/1342 1342 ± 0.000001855 6.103 5.843/6.67 6.285 ± 0.6098
ea18 1342 1342/1342 1342 ± 0 5.25 4.919/5.734 5.345 ± 0.5047
ea19 1342 1342/1342 1342 ± 0 6.067 5.714/6.809 6.288 ± 0.6532
ea20 1342 1342/1342 1342 ± 0 6.266 5.886/6.885 6.407 ± 0.6188
ea21 1342 1342/1342 1342 ± 0 5.816 5.514/6.407 5.988 ± 0.5629
ea22 1342 1342/1342 1342 ± 0 5.488 5.348/6.308 5.782 ± 0.6144
ea23 1342 1342/1342 1342 ± 0 6.075 5.608/6.529 6.199 ± 0.6643
ea25 1342 1342/1342 1342 ± 0 5.816 5.528/6.367 6.007 ± 0.5979
ea26 1342 1342/1342 1342 ± 0 6.094 5.86/6.815 6.34 ± 0.6739
ea27 1342 1342/1342 1342 ± 0.000009784 5.691 5.436/6.426 5.905 ± 0.5588
ea28 1342 1342/1342 1342 ± 0.00002845 5.846 5.665/6.655 6.137 ± 0.6781
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 ± 0.00002352 5.527 5.373/5.813 5.558 ± 0.2476
3 1342 1342/1342 1342 ± 0.00002352 5.474 5.249/5.672 5.452 ± 0.2904
4 1342 1342/1342 1342 ± 0.0000242 5.452 5.316/5.64 5.442 ± 0.2987
5 1342 1342/1342 1342 ± 0.00002352 5.579 5.325/5.72 5.568 ± 0.3152
6 1342 1342/1342 1342 ± 0.00002397 5.588 5.372/5.73 5.539 ± 0.2922
7 1342 1342/1342 1342 ± 0.00002352 5.529 5.385/5.698 5.537 ± 0.263
8 1342 1342/1342 1342 ± 0.00002352 5.49 5.273/5.63 5.471 ± 0.2947
9 1342 1342/1342 1342 ± 0.00002352 5.709 5.607/6.008 5.734 ± 0.3237
10 1342 1342/1342 1342 ± 0.00002376 6.222 6.06/6.382 6.171 ± 0.3248
11 1342 1342/1342 1342 ± 0.00002397 6.404 6.296/6.553 6.371 ± 0.3269
12 1342 1342/1342 1342 ± 0.00002445 6.541 6.354/6.787 6.541 ± 0.3806
13 1342 1342/1342 1342 ± 0.00002397 6.981 6.91/7.324 6.991 ± 0.3751
14 1342 1342/1342 1342 ± 0.00002397 7.298 7.01/7.474 7.204 ± 0.4082
15 1342 1342/1342 1342 ± 0.00002397 6.908 6.694/7.113 6.836 ± 0.4079
16 1342 1342/1342 1342 ± 0.00002791 6.16 5.855/6.342 6.121 ± 0.3778
17 1342 1342/1342 1342 ± 0.00003038 6.129 5.768/6.36 6.097 ± 0.3726
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-04-06 07:11:04.783
End
2024-04-06 08:31:56.332
Duration
1:20:51.549
Note, WebLog generation is not included in the time.

CASA logs for stage 7