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

Statwt Summary Plot

VLASS2.1.sb38489296.eb38554894.59062.39375707176_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 5.542 5.303/6.172 5.688 ± 0.6036
ea02 1342 1342/1342 1342 ± 0.00003723 5.974 5.418/6.536 5.955 ± 0.7533
ea04 1342 1342/1342 1342 ± 0.000006872 5.528 5.159/5.988 5.571 ± 0.628
ea05 1342 1342/1342 1342 ± 0 5.895 5.532/6.601 6.001 ± 0.6262
ea06 1342 1342/1342 1342 ± 0 3.122 2.941/3.434 3.151 ± 0.2508
ea07 1342 1342/1342 1342 ± 0 5.647 5.452/5.83 5.676 ± 0.2281
ea08 1342 1342/1342 1342 ± 0.00004258 6.119 5.73/6.987 6.259 ± 0.8766
ea09 1342 1342/1342 1342 ± 0.000003553 5.144 4.882/5.568 5.228 ± 0.4355
ea10 1342 1342/1342 1342 ± 0.00004266 5.69 5.369/6.636 5.869 ± 0.7955
ea11 1342 1342/1342 1342 ± 0.00003444 5.851 5.549/6.53 5.925 ± 0.8074
ea12 1342 1342/1342 1342 ± 0 5.758 5.529/6.47 5.952 ± 0.7667
ea13 1342 1342/1342 1342 ± 0 5.999 5.556/6.397 5.975 ± 0.5501
ea14 1342 1342/1342 1342 ± 0.000007908 5.691 5.327/6.443 5.848 ± 0.7364
ea15 1342 1342/1342 1342 ± 0.000001798 5.635 5.476/6.395 5.884 ± 0.7175
ea16 1342 1342/1342 1342 ± 0 4.998 4.789/5.618 5.113 ± 0.4487
ea17 1342 1342/1342 1342 ± 0.00004234 5.95 5.553/6.591 6.067 ± 0.8597
ea18 1342 1342/1342 1342 ± 0.00001904 5.075 4.849/5.636 5.216 ± 0.5815
ea19 1342 1342/1342 1342 ± 0 6.753 6.162/7.07 6.535 ± 0.8304
ea20 1342 1342/1342 1342 ± 0.00000252 6.146 5.861/6.869 6.247 ± 0.8404
ea21 1342 1342/1342 1342 ± 0.000005 5.957 5.361/6.479 5.936 ± 0.7215
ea22 1342 1342/1342 1342 ± 0.00001925 5.517 4.999/6.196 5.668 ± 0.6658
ea23 1342 1342/1342 1342 ± 0.0000335 5.852 5.456/6.61 5.956 ± 0.8996
ea25 1342 1342/1342 1342 ± 0 5.454 4.601/5.542 5.051 ± 0.7996
ea26 1342 1342/1342 1342 ± 0.000007128 5.708 5.543/6.651 6.035 ± 0.6685
ea27 1342 1342/1342 1342 ± 0.0000424 5.73 5.339/6.627 5.857 ± 0.8001
ea28 1342 1342/1342 1342 ± 0.00005286 6.528 5.851/6.824 6.195 ± 0.9428
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 ± 0.00002504 5.424 5.263/5.58 5.388 ± 0.3064
5 1342 1342/1342 1342 ± 0.00002528 5.842 5.735/6.122 5.874 ± 0.3788
6 1342 1342/1342 1342 ± 0.00002504 5.48 5.295/5.577 5.434 ± 0.276
7 1342 1342/1342 1342 ± 0.00002504 5.479 5.254/5.623 5.46 ± 0.259
8 1342 1342/1342 1342 ± 0.00002504 5.471 5.303/5.635 5.436 ± 0.3163
9 1342 1342/1342 1342 ± 0.00002504 5.595 5.343/5.773 5.516 ± 0.3578
10 1342 1342/1342 1342 ± 0.00002453 6.149 5.969/6.247 5.949 ± 0.6657
11 1342 1342/1342 1342 ± 0.00002409 6.376 5.939/6.535 6.052 ± 0.948
12 1342 1342/1342 1342 ± 0.00002409 6.539 6.121/6.647 6.222 ± 0.9104
13 1342 1342/1342 1342 ± 0.00002429 6.979 6.6/7.162 6.677 ± 0.8809
14 1342 1342/1342 1342 ± 0.00002453 7.136 6.885/7.321 6.903 ± 0.8477
15 1342 1342/1342 1342 ± 0.00002453 6.448 6.126/6.714 6.25 ± 0.8215
16 1342 1342/1342 1342 ± 0.00005903 4.619 4.436/4.816 4.64 ± 0.2775
17 1342 1342/1342 1342 ± 0.00005768 4.815 4.656/5.081 4.897 ± 0.3634
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38489296.eb38554894.59062.39375707176_split_split.ms
Start time
2024-12-21 03:50:42.177
End
2024-12-21 04:13:02.489
Duration
0:22:20.312
Note, WebLog generation is not included in the time.

CASA logs for stage 8