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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.276 5.195/5.918 5.37 ± 0.8294
ea02 1342 1342/1342 1342 ± 0.00004525 5.821 5.318/6.575 5.744 ± 1.007
ea05 1342 1342/1342 1342 ± 0.00001293 5.504 5.151/6.267 5.59 ± 0.8166
ea06 1342 1342/1342 1342 ± 0.000004836 4.971 4.836/5.494 4.94 ± 0.7288
ea07 1342 1342/1342 1342 ± 0.00004355 5.715 5.312/5.986 5.449 ± 0.8366
ea08 1342 1342/1342 1342 ± 0.00004274 6.027 5.64/6.885 6.016 ± 1.108
ea09 1342 1342/1342 1342 ± 0.0000206 3.976 3.273/5.621 4.423 ± 1.143
ea10 1342 1342/1342 1342 ± 0.00004408 5.396 5.112/6.285 5.446 ± 0.9068
ea11 1342 1342/1342 1342 ± 0 5.844 5.293/6.474 5.947 ± 0.6059
ea12 1342 1342/1342 1342 ± 0.000008867 5.66 5.384/6.549 5.688 ± 1.063
ea13 1342 1342/1342 1342 ± 0.00002228 5.886 5.698/6.398 5.915 ± 0.7894
ea14 1342 1342/1342 1342 ± 0.0000207 6.45 5.637/6.587 5.858 ± 1.093
ea15 1342 1342/1342 1342 ± 0 5.399 5.197/6.273 5.554 ± 0.9265
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004355 5.849 5.536/6.791 5.832 ± 1.07
ea18 1342 1342/1342 1342 ± 0.00003425 5.035 4.758/5.732 4.963 ± 0.8553
ea19 1342 1342/1342 1342 ± 0.000001141 5.713 5.488/6.466 5.795 ± 0.8279
ea20 1342 1342/1342 1342 ± 0.00002104 5.973 5.786/6.896 5.986 ± 1.205
ea21 1342 1342/1342 1342 ± 0.00001738 5.495 5.333/6.275 5.531 ± 0.8392
ea22 1342 1342/1342 1342 ± 0.0000377 5.359 5.126/6.426 5.552 ± 0.9096
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.354 5.296/5.373 5.341 ± 0.1543
ea26 1342 1342/1342 1342 ± 0.00003256 5.629 5.516/6.59 5.789 ± 0.835
ea27 1342 1342/1342 1342 ± 0.00004503 5.462 5.068/6.393 5.497 ± 0.9526
ea28 1342 1342/1342 1342 ± 0.00005309 6.457 5.574/6.735 5.867 ± 1.27
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 ± 0.00002614 5.385 5.217/5.701 5.388 ± 0.5113
5 1342 1342/1342 1342 ± 0.00002695 5.36 5.178/5.53 5.295 ± 0.5486
6 1342 1342/1342 1342 ± 0.00002614 5.367 5.215/5.509 5.248 ± 0.5276
7 1342 1342/1342 1342 ± 0.00002614 5.295 5.146/5.491 5.234 ± 0.5022
8 1342 1342/1342 1342 ± 0.00002614 5.298 5.065/5.444 5.178 ± 0.5256
9 1342 1342/1342 1342 ± 0.00002614 5.586 5.452/5.796 5.462 ± 0.5956
10 1342 1342/1342 1342 ± 0.00002556 6.043 5.763/6.134 5.957 ± 0.3572
11 1342 1342/1342 1342 ± 0.00002556 6.295 6.223/6.45 6.247 ± 0.3614
12 1342 1342/1342 1342 ± 0.00002556 6.484 6.237/6.599 6.419 ± 0.3773
13 1342 1342/1342 1342 ± 0.00002569 6.805 6.349/6.908 6.68 ± 0.3986
14 1342 1342/1342 1342 ± 0.00003157 6.524 6.052/6.966 6.508 ± 0.5151
15 1342 1342/1342 1342 ± 0.00002667 6.526 6.35/6.73 6.482 ± 0.4842
16 1342 1342/1342 1342 ± 0.00006059 3.654 3.46/3.879 3.683 ± 0.3024
17 1342 1342/1342 1342 ± 0.00006096 3.848 3.646/4.088 3.858 ± 0.3061
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-22 06:42:05.773
End
2024-04-22 07:46:02.582
Duration
1:03:56.809
Note, WebLog generation is not included in the time.

CASA logs for stage 7