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

Statwt Summary Plot

VLASS2.1.sb38606107.eb38625163.59092.29495140046_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 5.2 5.171/6.023 5.509 ± 0.6175
ea02 1342 1342/1342 1342 ± 0.00004215 5.565 5.268/6.528 5.843 ± 0.8022
ea04 1342 1342/1342 1342 ± 0.000005145 5.245 4.979/5.966 5.448 ± 0.6245
ea05 1342 1342/1342 1342 ± 0.000003825 5.411 5.05/6.357 5.681 ± 0.6904
ea06 1342 1342/1342 1342 ± 0.000003643 4.664 4.512/5.115 4.758 ± 0.4396
ea07 1342 1342/1342 1342 ± 0.00003485 5.739 5.301/6.218 5.828 ± 0.7246
ea08 1342 1342/1342 1342 ± 0.00004212 5.648 5.431/6.677 5.993 ± 0.8105
ea10 1342 1342/1342 1342 ± 0.00004212 5.355 5.173/6.621 5.817 ± 0.7826
ea11 1342 1342/1342 1342 ± 0.00003289 5.394 4.993/6.316 5.626 ± 0.7848
ea12 1342 1342/1342 1342 ± 0.000005678 5.53 5.207/6.472 5.755 ± 0.8218
ea13 1342 1342/1342 1342 ± 0.0000338 5.797 5.694/6.371 6.013 ± 0.6658
ea14 1342 1342/1342 1342 ± 0.00000236 5.406 5.052/6.34 5.728 ± 0.7092
ea15 1342 1342/1342 1342 ± 0.000001352 5.154 5.008/6.101 5.538 ± 0.7295
ea16 1342 1342/1342 1342 ± 0.000005991 5.811 5.501/6.768 6.088 ± 0.8391
ea17 1342 1342/1342 1342 ± 0.00004216 5.629 5.287/6.834 5.872 ± 0.7555
ea18 1342 1342/1342 1342 ± 0.00002344 4.848 4.549/5.611 4.999 ± 0.5997
ea19 1342 1342/1342 1342 ± 0 5.671 5.449/6.653 5.973 ± 0.7104
ea20 1342 1342/1342 1342 ± 0.00001718 5.811 5.503/6.8 5.992 ± 0.8702
ea21 1342 1342/1342 1342 ± 0.00000584 5.381 5.237/6.287 5.703 ± 0.6881
ea22 1342 1342/1342 1342 ± 0.00004268 5.378 5.149/6.383 5.668 ± 0.7609
ea23 1342 1342/1342 1342 ± 0.0000276 5.646 5.347/6.491 5.906 ± 0.7973
ea25 1342 1342/1342 1342 ± 0.00004251 5.164 5.003/6.166 5.496 ± 0.7254
ea26 1342 1342/1342 1342 ± 0.00002341 5.822 5.601/6.852 6.071 ± 0.8178
ea27 1342 1342/1342 1342 ± 0.00004212 5.371 5.057/6.425 5.631 ± 0.7279
ea28 1342 1342/1342 1342 ± 0.00004215 5.571 5.299/6.497 5.801 ± 0.7516
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 ± 0.00002405 5.359 5.167/5.598 5.363 ± 0.2752
4 1342 1342/1342 1342 ± 0.00002864 5.018 4.792/5.295 5.044 ± 0.4034
5 1342 1342/1342 1342 ± 0.00002405 5.273 5.002/5.413 5.231 ± 0.3281
6 1342 1342/1342 1342 ± 0.00002405 5.251 5.013/5.415 5.22 ± 0.3088
7 1342 1342/1342 1342 ± 0.00002405 5.253 5.097/5.438 5.257 ± 0.2797
8 1342 1342/1342 1342 ± 0.00002405 5.3 5.052/5.452 5.244 ± 0.2954
9 1342 1342/1342 1342 ± 0.00002405 5.568 5.402/5.817 5.548 ± 0.3253
10 1342 1342/1342 1342 ± 0.00002405 5.985 5.878/6.168 5.948 ± 0.3349
11 1342 1342/1342 1342 ± 0.00002405 6.248 6.102/6.375 6.188 ± 0.3583
12 1342 1342/1342 1342 ± 0.00002405 6.427 6.216/6.54 6.361 ± 0.3761
13 1342 1342/1342 1342 ± 0.00002405 6.821 6.637/6.986 6.77 ± 0.4016
14 1342 1342/1342 1342 ± 0.00002405 6.993 6.836/7.272 6.945 ± 0.4618
15 1342 1342/1342 1342 ± 0.00002405 6.788 6.469/6.921 6.651 ± 0.4949
16 1342 1342/1342 1342 ± 0.00006103 4.755 4.576/4.912 4.731 ± 0.269
17 1342 1342/1342 1342 ± 0.0000609 4.756 4.606/4.883 4.734 ± 0.245
output_dir
 
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-07 17:38:16.628
End
2024-11-07 18:19:24.464
Duration
0:41:07.836
Note, WebLog generation is not included in the time.

CASA logs for stage 8