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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.137 5.076/5.677 5.433 ± 0.5126
ea02 1342 1342/1342 1342 ± 0.00005018 5.634 5.17/6.103 5.727 ± 0.603
ea04 1342 1342/1342 1342 ± 0 5.133 4.782/5.597 5.272 ± 0.5308
ea05 1342 1342/1342 1342 ± 0 5.696 5.161/6.351 5.73 ± 0.6183
ea06 1342 1342/1342 1342 ± 0 4.923 4.624/5.43 5.027 ± 0.5082
ea07 1342 1342/1342 1342 ± 0.00002434 5.529 5.091/5.837 5.497 ± 0.6544
ea08 1342 1342/1342 1342 ± 0.00005078 5.452 5.308/6.326 5.76 ± 0.5476
ea09 1342 1342/1342 1342 ± 0 5.203 4.895/5.63 5.287 ± 0.4616
ea10 1342 1342/1342 1342 ± 0.00004037 4.693 4.472/5.365 4.886 ± 0.5255
ea11 1342 1342/1342 1342 ± 0.0000295 5.576 5.122/6.156 5.63 ± 0.7774
ea12 1342 1342/1342 1342 ± 0 5.298 5.052/5.703 5.403 ± 0.5514
ea13 1342 1342/1342 1342 ± 0.00001005 5.542 5.408/5.988 5.729 ± 0.395
ea14 1342 1342/1342 1342 ± 0 5.41 5.139/6.132 5.635 ± 0.6589
ea15 1342 1342/1342 1342 ± 0 5.404 5.064/6.099 5.618 ± 0.6323
ea16 1342 1342/1342 1342 ± 0 5.638 5.371/6.094 5.776 ± 0.5997
ea17 1342 1342/1342 1342 ± 0.00005138 5.567 5.316/5.879 5.669 ± 0.6505
ea18 1342 1342/1342 1342 ± 0.00001443 4.809 4.465/5.224 4.91 ± 0.5684
ea19 1342 1342/1342 1342 ± 0 5.692 5.307/6.469 5.877 ± 0.5982
ea20 1342 1342/1342 1342 ± 0.000007031 5.589 5.297/6.101 5.715 ± 0.7054
ea21 1342 1342/1342 1342 ± 0 5.186 5.057/5.961 5.473 ± 0.5344
ea22 1342 1342/1342 1342 ± 0.00003306 5.331 5.135/6.008 5.601 ± 0.602
ea23 1342 1342/1342 1342 ± 0.000006275 5.388 5.195/6.106 5.682 ± 0.7707
ea24 1342 1342/1342 1342 ± 0 5.19 4.74/5.738 5.246 ± 0.5263
ea25 1342 1342/1342 1342 ± 0.00004582 5.263 5.021/5.911 5.387 ± 0.6173
ea26 1342 1342/1342 1342 ± 0.00001527 5.503 5.344/6.198 5.807 ± 0.606
ea27 1342 1342/1342 1342 ± 0.00005143 5.337 4.997/5.804 5.451 ± 0.5792
ea28 1342 1342/1342 1342 ± 0.00005007 5.436 5.132/6.077 5.664 ± 0.6603
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 ± 0.00002306 5.324 5.032/5.402 5.203 ± 0.2974
5 1342 1342/1342 1342 ± 0.00002322 5.041 4.803/5.193 5.039 ± 0.2818
6 1342 1342/1342 1342 ± 0.00002392 5.062 4.873/5.255 5.046 ± 0.2637
7 1342 1342/1342 1342 ± 0.00002306 5.138 4.965/5.291 5.104 ± 0.2584
8 1342 1342/1342 1342 ± 0.00002306 5.166 4.901/5.28 5.08 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002306 5.434 5.087/5.638 5.374 ± 0.3032
10 1342 1342/1342 1342 ± 0.00002306 5.843 5.593/5.934 5.746 ± 0.2924
11 1342 1342/1342 1342 ± 0.00002306 5.981 5.71/6.126 5.904 ± 0.2981
12 1342 1342/1342 1342 ± 0.00002306 6.205 5.975/6.364 6.176 ± 0.3278
13 1342 1342/1342 1342 ± 0.00002306 6.67 6.321/6.854 6.594 ± 0.3821
14 1342 1342/1342 1342 ± 0.00002955 6.867 6.368/6.941 6.675 ± 0.4172
15 1342 1342/1342 1342 ± 0.00005022 5.705 5.473/6.12 5.75 ± 0.466
16 1342 1342/1342 1342 ± 0.0000592 4.861 4.463/5.181 4.828 ± 0.4314
17 1342 1342/1342 1342 ± 0.00005679 5.11 4.812/5.402 5.115 ± 0.4365
output_dir
 
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-07 00:09:57.757
End
2024-12-07 01:02:02.164
Duration
0:52:04.407
Note, WebLog generation is not included in the time.

CASA logs for stage 8