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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.508 5.139/5.884 5.53 ± 0.5204
ea02 1342 1342/1342 1342 ± 0 5.779 5.097/6.376 5.789 ± 0.6576
ea04 1342 1342/1342 1342 ± 0 5.246 4.859/5.925 5.415 ± 0.6048
ea05 1342 1342/1342 1342 ± 0 5.777 5.244/6.257 5.713 ± 0.5891
ea06 1342 1342/1342 1342 ± 0 4.942 4.637/5.383 5.032 ± 0.4511
ea07 1342 1342/1342 1342 ± 0 5.586 5.195/5.897 5.64 ± 0.545
ea08 1342 1342/1342 1342 ± 0 5.717 5.361/6.367 5.919 ± 0.6454
ea09 1342 1342/1342 1342 ± 0 5.672 5.062/6.266 5.671 ± 0.642
ea10 1342 1342/1342 1342 ± 0 5.469 5.008/5.974 5.491 ± 0.589
ea11 1342 1342/1342 1342 ± 0 5.516 5.055/6.017 5.584 ± 0.6158
ea12 1342 1342/1342 1342 ± 0 5.56 5.071/6.084 5.671 ± 0.6376
ea13 1342 1342/1342 1342 ± 0 5.946 5.567/6.274 5.985 ± 0.5157
ea14 1342 1342/1342 1342 ± 0 5.663 5.161/6.159 5.7 ± 0.62
ea15 1342 1342/1342 1342 ± 0 5.368 4.883/5.982 5.489 ± 0.7026
ea16 1342 1342/1342 1342 ± 0 5.833 5.294/6.313 5.91 ± 0.7096
ea17 1342 1342/1342 1342 ± 0.00001359 5.672 5.453/6.329 5.928 ± 0.6494
ea18 1342 1342/1342 1342 ± 0 4.906 4.557/5.398 5.008 ± 0.5174
ea19 1342 1342/1342 1342 ± 0 5.719 5.208/6.343 5.814 ± 0.6903
ea20 1342 1342/1342 1342 ± 0 5.872 5.411/6.481 5.977 ± 0.6653
ea21 1342 1342/1342 1342 ± 0 5.659 5.198/6.187 5.682 ± 0.5737
ea22 1342 1342/1342 1342 ± 0 5.818 5.065/6.268 5.745 ± 0.6744
ea23 1342 1342/1342 1342 ± 0 5.848 5.483/6.329 5.963 ± 0.6251
ea25 1342 1342/1342 1342 ± 0 5.465 5.088/5.91 5.564 ± 0.5579
ea26 1342 1342/1342 1342 ± 0 5.844 5.294/6.399 5.834 ± 0.6002
ea27 1342 1342/1342 1342 ± 0.0000309 5.611 5.138/6.239 5.566 ± 0.6211
ea28 1342 1342/1342 1342 ± 0.000001198 5.672 5.348/6.245 5.781 ± 0.5856
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 ± 0.0000254 5.233 5.033/5.462 5.221 ± 0.3118
3 1342 1342/1342 1342 ± 0.00002666 4.996 4.716/5.204 4.987 ± 0.2946
4 1342 1342/1342 1342 ± 0.00002663 4.995 4.666/5.244 4.983 ± 0.355
5 1342 1342/1342 1342 ± 0.00002373 5.1 4.943/5.271 5.09 ± 0.2412
6 1342 1342/1342 1342 ± 0.00002373 5.183 4.959/5.314 5.137 ± 0.278
7 1342 1342/1342 1342 ± 0.00002373 5.182 4.972/5.352 5.146 ± 0.2561
8 1342 1342/1342 1342 ± 0.00002373 5.114 4.936/5.267 5.084 ± 0.2687
9 1342 1342/1342 1342 ± 0.00002373 5.414 5.253/5.605 5.373 ± 0.2837
10 1342 1342/1342 1342 ± 0.00002394 5.837 5.667/5.905 5.798 ± 0.2611
11 1342 1342/1342 1342 ± 0.00002373 6.04 5.928/6.23 6.011 ± 0.2822
12 1342 1342/1342 1342 ± 0.00002373 6.251 5.966/6.338 6.182 ± 0.3119
13 1342 1342/1342 1342 ± 0.00002373 6.622 6.521/6.767 6.618 ± 0.3307
14 1342 1342/1342 1342 ± 0.00002394 6.764 6.658/7 6.767 ± 0.3386
15 1342 1342/1342 1342 ± 0.00002394 6.489 6.264/6.646 6.426 ± 0.334
16 1342 1342/1342 1342 ± 0.00003166 5.86 5.709/6.016 5.829 ± 0.2749
17 1342 1342/1342 1342 ± 0.0000263 5.949 5.676/6.013 5.86 ± 0.2963
statwtmode
VLASS-SE
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-04-05 01:34:25.965
End
2024-04-05 02:34:20.997
Duration
0:59:55.033
Note, WebLog generation is not included in the time.

CASA logs for stage 7