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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.461 5.358/5.909 5.651 ± 0.4823
ea02 1342 1342/1342 1342 ± 0 5.928 5.437/6.387 5.933 ± 0.539
ea04 1342 1342/1342 1342 ± 0 5.612 5.296/6.162 5.752 ± 0.5016
ea05 1342 1342/1342 1342 ± 0 5.868 5.447/6.194 5.852 ± 0.5031
ea06 1342 1342/1342 1342 ± 0 3.095 3.007/3.351 3.169 ± 0.1841
ea07 1342 1342/1342 1342 ± 0 5.641 5.486/5.872 5.661 ± 0.2086
ea08 1342 1342/1342 1342 ± 0 5.94 5.555/6.548 6.066 ± 0.615
ea09 1342 1342/1342 1342 ± 0 5.037 4.929/5.536 5.205 ± 0.3731
ea10 1342 1342/1342 1342 ± 0 5.604 5.375/6.354 5.798 ± 0.5188
ea11 1342 1342/1342 1342 ± 0.000001071 5.809 5.573/6.383 5.983 ± 0.4977
ea12 1342 1342/1342 1342 ± 0 5.989 5.493/6.35 5.974 ± 0.535
ea13 1342 1342/1342 1342 ± 0 6.048 5.763/6.258 6.089 ± 0.4221
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.185 5.021/5.325 5.186 ± 0.2773
ea17 1342 1342/1342 1342 ± 0.00001929 6.071 5.827/6.555 6.234 ± 0.5322
ea18 1342 1342/1342 1342 ± 0 5.208 4.947/5.657 5.317 ± 0.3972
ea19 1342 1342/1342 1342 ± 0 6.548 6.213/6.862 6.571 ± 0.3464
ea21 1342 1342/1342 1342 ± 0 5.769 5.511/6.326 5.933 ± 0.4944
ea22 1342 1342/1342 1342 ± 0 5.356 5.183/6.083 5.589 ± 0.5451
ea23 1342 1342/1342 1342 ± 0 6.071 5.56/6.485 6.075 ± 0.5855
ea25 1342 1342/1342 1342 ± 0 5.461 5.421/5.558 5.47 ± 0.1389
ea26 1342 1342/1342 1342 ± 0 5.918 5.71/6.604 6.099 ± 0.5216
ea27 1342 1342/1342 1342 ± 0.00000355 5.592 5.34/6.191 5.745 ± 0.4948
ea28 1342 1342/1342 1342 ± 0.000006144 5.688 5.461/6.371 5.879 ± 0.5763
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 ± 0.00002601 5.552 5.361/5.784 5.527 ± 0.3039
3 1342 1342/1342 1342 ± 0.00003446 5.372 5.076/5.673 5.377 ± 0.3636
4 1342 1342/1342 1342 ± 0.00002601 5.366 5.218/5.508 5.345 ± 0.2854
5 1342 1342/1342 1342 ± 0.00002601 5.467 5.327/5.642 5.483 ± 0.2807
6 1342 1342/1342 1342 ± 0.00002601 5.432 5.241/5.568 5.404 ± 0.2595
7 1342 1342/1342 1342 ± 0.00002601 5.422 5.299/5.528 5.416 ± 0.2332
8 1342 1342/1342 1342 ± 0.00002601 5.436 5.165/5.49 5.363 ± 0.2748
9 1342 1342/1342 1342 ± 0.00002601 5.721 5.351/5.884 5.605 ± 0.3405
10 1342 1342/1342 1342 ± 0.00002601 6.003 5.835/6.16 5.818 ± 0.6307
11 1342 1342/1342 1342 ± 0.00002601 6.257 5.955/6.373 5.993 ± 0.7531
12 1342 1342/1342 1342 ± 0.00002601 6.355 6.077/6.445 6.132 ± 0.763
13 1342 1342/1342 1342 ± 0.00002601 6.733 6.443/6.966 6.488 ± 0.8161
14 1342 1342/1342 1342 ± 0.00002601 6.843 6.635/7.052 6.621 ± 0.8389
15 1342 1342/1342 1342 ± 0.00002601 6.38 6.161/6.639 6.177 ± 0.8105
16 1342 1342/1342 1342 ± 0.00002883 5.544 5.345/6.031 5.556 ± 0.7088
17 1342 1342/1342 1342 ± 0.00002602 5.644 5.439/6.091 5.601 ± 0.6885
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 09:47:04.058
End
2024-03-29 11:03:07.964
Duration
1:16:03.906
Note, WebLog generation is not included in the time.

CASA logs for stage 7