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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.716 5.402/6.207 5.835 ± 0.5495
ea02 1342 1342/1342 1342 ± 0 5.978 5.486/6.544 6.087 ± 0.6205
ea04 1342 1342/1342 1342 ± 0 5.354 5.034/6.024 5.566 ± 0.5894
ea05 1342 1342/1342 1342 ± 0 5.925 5.398/6.453 5.849 ± 0.6128
ea06 1342 1342/1342 1342 ± 0 5.05 4.789/5.48 5.143 ± 0.4139
ea07 1342 1342/1342 1342 ± 0 5.949 5.564/6.313 6.032 ± 0.5674
ea08 1342 1342/1342 1342 ± 0 6.109 5.689/6.811 6.288 ± 0.6557
ea09 1342 1342/1342 1342 ± 0 5.847 5.328/6.366 5.9 ± 0.6339
ea10 1342 1342/1342 1342 ± 0 5.974 5.396/6.707 6.051 ± 0.669
ea11 1342 1342/1342 1342 ± 0 6.156 5.344/6.659 6.06 ± 0.7396
ea12 1342 1342/1342 1342 ± 0 5.364 5.333/5.54 5.459 ± 0.2111
ea13 1342 1342/1342 1342 ± 0 6.074 5.808/6.377 6.173 ± 0.4966
ea14 1342 1342/1342 1342 ± 0 5.846 5.318/6.407 5.897 ± 0.6393
ea15 1342 1342/1342 1342 ± 0 5.799 5.138/6.26 5.822 ± 0.7055
ea16 1342 1342/1342 1342 ± 0 6.114 5.692/6.547 6.204 ± 0.6872
ea17 1342 1342/1342 1342 ± 0.000007039 6.16 5.691/6.614 6.264 ± 0.6253
ea18 1342 1342/1342 1342 ± 0 5.109 4.741/5.573 5.194 ± 0.5247
ea19 1342 1342/1342 1342 ± 0 5.979 5.525/6.585 6.135 ± 0.6497
ea20 1342 1342/1342 1342 ± 0 6.101 5.704/6.758 6.228 ± 0.648
ea21 1342 1342/1342 1342 ± 0 5.692 5.426/6.376 5.881 ± 0.5709
ea22 1342 1342/1342 1342 ± 0 5.514 5.246/6.298 5.754 ± 0.6076
ea23 1342 1342/1342 1342 ± 0 6.014 5.578/6.536 6.151 ± 0.6744
ea25 1342 1342/1342 1342 ± 0 5.842 5.563/6.394 6.01 ± 0.6012
ea26 1342 1342/1342 1342 ± 0 6.178 5.727/6.749 6.284 ± 0.6775
ea27 1342 1342/1342 1342 ± 0.00003328 5.734 5.417/6.466 5.883 ± 0.5969
ea28 1342 1342/1342 1342 ± 0 5.843 5.532/6.615 6.053 ± 0.6471
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 ± 0.0000235 5.564 5.294/5.736 5.509 ± 0.2633
3 1342 1342/1342 1342 ± 0.0000241 5.288 5.083/5.437 5.255 ± 0.2682
4 1342 1342/1342 1342 ± 0.00002416 5.334 5.177/5.505 5.293 ± 0.3459
5 1342 1342/1342 1342 ± 0.0000235 5.442 5.182/5.585 5.405 ± 0.3341
6 1342 1342/1342 1342 ± 0.00002395 5.459 5.218/5.569 5.415 ± 0.2982
7 1342 1342/1342 1342 ± 0.0000235 5.45 5.305/5.604 5.406 ± 0.2688
8 1342 1342/1342 1342 ± 0.0000235 5.466 5.188/5.592 5.381 ± 0.3029
9 1342 1342/1342 1342 ± 0.0000235 5.766 5.491/5.975 5.676 ± 0.338
10 1342 1342/1342 1342 ± 0.0000235 6.187 5.968/6.324 6.111 ± 0.3384
11 1342 1342/1342 1342 ± 0.00002395 6.384 6.237/6.523 6.337 ± 0.342
12 1342 1342/1342 1342 ± 0.00002442 6.571 6.336/6.753 6.506 ± 0.3739
13 1342 1342/1342 1342 ± 0.00002395 7.002 6.859/7.224 6.956 ± 0.3806
14 1342 1342/1342 1342 ± 0.00002395 7.215 6.918/7.364 7.098 ± 0.4114
15 1342 1342/1342 1342 ± 0.00002395 6.714 6.551/6.921 6.667 ± 0.3612
16 1342 1342/1342 1342 ± 0.00003091 6.133 5.947/6.232 6.076 ± 0.3004
17 1342 1342/1342 1342 ± 0.0000297 6.078 5.978/6.269 6.067 ± 0.2867
datacolumn
residual_data
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-01 05:05:20.821
End
2024-05-01 05:48:57.875
Duration
0:43:37.054
Note, WebLog generation is not included in the time.

CASA logs for stage 7