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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.453 5.156/5.865 5.595 ± 0.525
ea02 1342 1342/1342 1342 ± 0 5.598 5.294/6.382 5.86 ± 0.6555
ea04 1342 1342/1342 1342 ± 0 5.374 5.052/6.061 5.572 ± 0.5848
ea05 1342 1342/1342 1342 ± 0 5.626 5.198/6.129 5.723 ± 0.5892
ea06 1342 1342/1342 1342 ± 0 5 4.78/5.405 5.105 ± 0.3953
ea07 1342 1342/1342 1342 ± 0 6.034 5.345/6.257 5.931 ± 0.5999
ea08 1342 1342/1342 1342 ± 0 5.697 5.391/6.518 6.004 ± 0.6766
ea09 1342 1342/1342 1342 ± 0 5.515 5.117/6.179 5.662 ± 0.6205
ea10 1342 1342/1342 1342 ± 0 5.927 5.161/6.531 5.862 ± 0.6871
ea11 1342 1342/1342 1342 ± 0 5.79 5.06/6.274 5.764 ± 0.67
ea12 1342 1342/1342 1342 ± 0 5.839 5.221/6.342 5.901 ± 0.664
ea13 1342 1342/1342 1342 ± 0 6.045 5.674/6.302 6.087 ± 0.4981
ea14 1342 1342/1342 1342 ± 0 5.843 5.148/6.334 5.789 ± 0.6887
ea15 1342 1342/1342 1342 ± 0 5.5 5.032/6.198 5.671 ± 0.6879
ea16 1342 1342/1342 1342 ± 0 5.973 5.534/6.656 6.155 ± 0.7293
ea17 1342 1342/1342 1342 ± 0 5.828 5.497/6.394 5.995 ± 0.6178
ea18 1342 1342/1342 1342 ± 0 5.049 4.637/5.503 5.087 ± 0.5195
ea19 1342 1342/1342 1342 ± 0 5.901 5.458/6.656 6.107 ± 0.6698
ea20 1342 1342/1342 1342 ± 0 6.231 5.61/6.824 6.195 ± 0.6553
ea21 1342 1342/1342 1342 ± 0 5.603 5.246/6.121 5.721 ± 0.5628
ea22 1342 1342/1342 1342 ± 0 5.401 5.161/6.282 5.704 ± 0.6532
ea23 1342 1342/1342 1342 ± 0 6.072 5.339/6.468 6.036 ± 0.6968
ea25 1342 1342/1342 1342 ± 0 5.457 5.139/6.092 5.64 ± 0.5703
ea26 1342 1342/1342 1342 ± 0 5.871 5.522/6.801 6.088 ± 0.6595
ea27 1342 1342/1342 1342 ± 0 5.466 5.142/6.266 5.663 ± 0.5907
ea28 1342 1342/1342 1342 ± 0.00002002 5.552 5.288/6.319 5.809 ± 0.6429
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 5.233 5.099/5.51 5.268 ± 0.2505
3 1342 1342/1342 1342 ± 0.00003045 5.185 5.07/5.413 5.237 ± 0.2196
4 1342 1342/1342 1342 ± 0.00002348 5.128 4.966/5.329 5.138 ± 0.2972
5 1342 1342/1342 1342 ± 0.00002348 5.237 4.961/5.358 5.221 ± 0.2979
6 1342 1342/1342 1342 ± 0.00002348 5.204 4.959/5.37 5.177 ± 0.2756
7 1342 1342/1342 1342 ± 0.00002348 5.247 5.097/5.395 5.244 ± 0.2439
8 1342 1342/1342 1342 ± 0.00002348 5.252 5.03/5.393 5.214 ± 0.2618
9 1342 1342/1342 1342 ± 0.00002348 5.485 5.367/5.749 5.492 ± 0.2998
10 1342 1342/1342 1342 ± 0.00002348 5.939 5.828/6.124 5.93 ± 0.2949
11 1342 1342/1342 1342 ± 0.00002348 6.222 6.05/6.334 6.148 ± 0.3048
12 1342 1342/1342 1342 ± 0.00002348 6.34 6.152/6.506 6.309 ± 0.3303
13 1342 1342/1342 1342 ± 0.00002348 6.756 6.662/6.964 6.748 ± 0.3501
14 1342 1342/1342 1342 ± 0.00002348 6.981 6.75/7.165 6.936 ± 0.3854
15 1342 1342/1342 1342 ± 0.00002348 6.664 6.454/6.883 6.597 ± 0.3851
16 1342 1342/1342 1342 ± 0.00002467 5.931 5.555/6.178 5.913 ± 0.3937
17 1342 1342/1342 1342 ± 0.00002693 5.953 5.603/6.242 5.921 ± 0.3821
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-12-13 11:55:55.182
End
2024-12-13 12:57:44.581
Duration
1:01:49.399
Note, WebLog generation is not included in the time.

CASA logs for stage 8