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

Statwt Summary Plot

VLASS2.1.sb38609051.eb38659592.59110.93759270833_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 5.406 5.076/5.806 5.506 ± 0.5537
ea02 1342 1342/1342 1342 ± 0 5.541 5.23/6.266 5.768 ± 0.6369
ea04 1342 1342/1342 1342 ± 0 5.308 4.99/5.958 5.494 ± 0.5684
ea05 1342 1342/1342 1342 ± 0 5.678 5.195/6.158 5.727 ± 0.6106
ea06 1342 1342/1342 1342 ± 0 4.906 4.639/5.319 4.982 ± 0.4013
ea07 1342 1342/1342 1342 ± 0 5.787 5.217/6.013 5.756 ± 0.5834
ea08 1342 1342/1342 1342 ± 0 5.688 5.378/6.525 5.965 ± 0.7069
ea09 1342 1342/1342 1342 ± 0 5.51 5.076/6.184 5.625 ± 0.6595
ea10 1342 1342/1342 1342 ± 0 5.827 5.14/6.477 5.799 ± 0.6939
ea11 1342 1342/1342 1342 ± 0 5.667 5.001/6.196 5.648 ± 0.6914
ea12 1342 1342/1342 1342 ± 0 5.57 5.12/6.271 5.761 ± 0.6539
ea13 1342 1342/1342 1342 ± 0 5.861 5.66/6.344 6.089 ± 0.5274
ea14 1342 1342/1342 1342 ± 0 5.686 5.17/6.309 5.775 ± 0.688
ea15 1342 1342/1342 1342 ± 0 5.59 5.177/6.271 5.785 ± 0.6622
ea16 1342 1342/1342 1342 ± 0 5.933 5.408/6.589 6.051 ± 0.7589
ea17 1342 1342/1342 1342 ± 0 5.882 5.277/6.678 5.944 ± 0.6842
ea18 1342 1342/1342 1342 ± 0 4.816 4.498/5.396 4.913 ± 0.5749
ea19 1342 1342/1342 1342 ± 0 5.853 5.39/6.588 6.062 ± 0.678
ea20 1342 1342/1342 1342 ± 0 5.869 5.463/6.475 6.005 ± 0.6675
ea21 1342 1342/1342 1342 ± 0 5.599 5.242/6.158 5.733 ± 0.5829
ea22 1342 1342/1342 1342 ± 0 5.384 5.129/6.271 5.65 ± 0.6655
ea23 1342 1342/1342 1342 ± 0 5.868 5.26/6.272 5.916 ± 0.6922
ea25 1342 1342/1342 1342 ± 0 5.414 5.103/5.95 5.556 ± 0.5728
ea26 1342 1342/1342 1342 ± 0 5.871 5.434/6.545 5.999 ± 0.7257
ea27 1342 1342/1342 1342 ± 0 5.438 5.077/6.202 5.573 ± 0.6097
ea28 1342 1342/1342 1342 ± 0.000005195 5.577 5.257/6.302 5.756 ± 0.6831
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 5.22 5.098/5.433 5.219 ± 0.2491
3 1342 1342/1342 1342 ± 0.0000235 4.973 4.736/5.221 4.998 ± 0.3135
4 1342 1342/1342 1342 ± 0.00002422 5.116 4.854/5.204 5.017 ± 0.2866
5 1342 1342/1342 1342 ± 0.0000235 5.197 4.981/5.295 5.161 ± 0.3022
6 1342 1342/1342 1342 ± 0.0000235 5.118 4.967/5.298 5.098 ± 0.3259
7 1342 1342/1342 1342 ± 0.0000235 5.198 5.073/5.378 5.206 ± 0.2476
8 1342 1342/1342 1342 ± 0.0000235 5.248 5.028/5.379 5.195 ± 0.266
9 1342 1342/1342 1342 ± 0.0000235 5.504 5.348/5.711 5.475 ± 0.3024
10 1342 1342/1342 1342 ± 0.0000235 5.968 5.766/6.063 5.903 ± 0.3091
11 1342 1342/1342 1342 ± 0.0000235 6.199 6.026/6.277 6.12 ± 0.3224
12 1342 1342/1342 1342 ± 0.00002394 6.336 6.157/6.455 6.275 ± 0.3432
13 1342 1342/1342 1342 ± 0.0000235 6.765 6.641/6.931 6.713 ± 0.3652
14 1342 1342/1342 1342 ± 0.0000235 6.933 6.751/7.188 6.872 ± 0.3972
15 1342 1342/1342 1342 ± 0.0000235 6.664 6.37/6.782 6.547 ± 0.3924
16 1342 1342/1342 1342 ± 0.0000235 5.921 5.585/6.207 5.893 ± 0.3769
17 1342 1342/1342 1342 ± 0.00002382 5.872 5.688/6.148 5.885 ± 0.3484
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-18 02:51:11.670
End
2024-12-18 03:40:41.572
Duration
0:49:29.903
Note, WebLog generation is not included in the time.

CASA logs for stage 8