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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.404 5.099/5.901 5.542 ± 0.5414
ea02 1342 1342/1342 1342 ± 0 5.61 5.315/6.338 5.836 ± 0.6498
ea03 1342 1342/1342 1342 ± 0 5.122 4.581/5.795 5.206 ± 0.6431
ea04 1342 1342/1342 1342 ± 0 5.449 5.073/6.04 5.622 ± 0.5644
ea05 1342 1342/1342 1342 ± 0 5.67 5.281/6.241 5.793 ± 0.6106
ea06 1342 1342/1342 1342 ± 0 4.986 4.789/5.42 5.1 ± 0.3691
ea07 1342 1342/1342 1342 ± 0 5.894 5.376/6.246 5.928 ± 0.6117
ea08 1342 1342/1342 1342 ± 0.000001071 5.729 5.46/6.565 6.005 ± 0.709
ea09 1342 1342/1342 1342 ± 0 5.625 5.094/6.397 5.684 ± 0.6677
ea10 1342 1342/1342 1342 ± 0 5.801 5.266/6.492 5.834 ± 0.6658
ea11 1342 1342/1342 1342 ± 0 6.251 5.878/6.601 6.23 ± 0.6777
ea12 1342 1342/1342 1342 ± 0 5.692 5.295/6.218 5.826 ± 0.5824
ea13 1342 1342/1342 1342 ± 0 5.851 5.605/6.324 6.017 ± 0.5472
ea14 1342 1342/1342 1342 ± 0 5.861 5.281/6.413 5.899 ± 0.6973
ea15 1342 1342/1342 1342 ± 0 5.618 5.133/6.25 5.762 ± 0.6877
ea16 1342 1342/1342 1342 ± 0 6.117 5.602/6.684 6.211 ± 0.7671
ea17 1342 1342/1342 1342 ± 0.00001575 6.139 5.72/6.82 6.307 ± 0.7213
ea18 1342 1342/1342 1342 ± 0 4.935 4.624/5.457 5.07 ± 0.5225
ea19 1342 1342/1342 1342 ± 0 5.754 5.339/6.401 5.934 ± 0.6161
ea21 1342 1342/1342 1342 ± 0 5.709 5.308/6.308 5.82 ± 0.6129
ea22 1342 1342/1342 1342 ± 0 5.388 5.115/6.227 5.626 ± 0.6486
ea23 1342 1342/1342 1342 ± 0 5.985 5.442/6.469 6.048 ± 0.6956
ea25 1342 1342/1342 1342 ± 0.000001887 5.689 5.212/6.195 5.728 ± 0.5748
ea26 1342 1342/1342 1342 ± 0 5.854 5.395/6.609 6.009 ± 0.7569
ea27 1342 1342/1342 1342 ± 0.00002083 5.526 5.225/6.389 5.73 ± 0.6164
ea28 1342 1342/1342 1342 ± 0.000001855 5.304 5.091/6.045 5.521 ± 0.6057
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 ± 0.00002348 5.263 5.108/5.433 5.232 ± 0.2525
3 1342 1342/1342 1342 ± 0.00002435 5.014 4.754/5.251 4.987 ± 0.2878
4 1342 1342/1342 1342 ± 0.00002471 5.104 4.984/5.333 5.122 ± 0.3349
5 1342 1342/1342 1342 ± 0.00002393 5.254 5.004/5.333 5.212 ± 0.3084
6 1342 1342/1342 1342 ± 0.00002393 5.288 5.073/5.385 5.211 ± 0.2929
7 1342 1342/1342 1342 ± 0.00002393 5.265 5.146/5.385 5.267 ± 0.265
8 1342 1342/1342 1342 ± 0.00002393 5.197 5.067/5.422 5.233 ± 0.3015
9 1342 1342/1342 1342 ± 0.00002393 5.52 5.311/5.809 5.528 ± 0.3352
10 1342 1342/1342 1342 ± 0.00002393 6.002 5.737/6.225 5.947 ± 0.3304
11 1342 1342/1342 1342 ± 0.00002348 6.233 6.009/6.412 6.177 ± 0.3248
12 1342 1342/1342 1342 ± 0.00002393 6.381 6.19/6.504 6.336 ± 0.3635
13 1342 1342/1342 1342 ± 0.00002393 6.813 6.582/6.932 6.758 ± 0.3972
14 1342 1342/1342 1342 ± 0.00002348 6.94 6.765/7.176 6.927 ± 0.4275
15 1342 1342/1342 1342 ± 0.00002393 6.599 6.385/6.823 6.542 ± 0.423
16 1342 1342/1342 1342 ± 0.00002696 5.941 5.552/6.093 5.863 ± 0.3973
17 1342 1342/1342 1342 ± 0.0000278 5.85 5.63/6.094 5.843 ± 0.3776
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
Start time
2024-11-15 13:27:24.107
End
2024-11-15 14:31:44.145
Duration
1:04:20.038
Note, WebLog generation is not included in the time.

CASA logs for stage 8