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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.088 4.967/5.892 5.345 ± 0.7095
ea02 1342 1342/1342 1342 ± 0.00003549 5.711 5.112/6.294 5.699 ± 0.8795
ea04 1342 1342/1342 1342 ± 0.00003374 5.132 4.818/5.839 5.247 ± 0.7073
ea05 1342 1342/1342 1342 ± 0.00001675 5.286 4.927/6.309 5.529 ± 0.8823
ea06 1342 1342/1342 1342 ± 0.00003447 4.983 4.74/5.559 5.088 ± 0.6439
ea07 1342 1342/1342 1342 ± 0.00003422 5.578 5.114/6.009 5.528 ± 0.7892
ea08 1342 1342/1342 1342 ± 0.00003434 5.893 5.387/6.554 5.957 ± 0.9281
ea09 1342 1342/1342 1342 ± 0.00002485 5.382 4.99/6.258 5.461 ± 0.8858
ea10 1342 1342/1342 1342 ± 0.00003549 5.495 4.915/6.256 5.515 ± 0.8372
ea11 1342 1342/1342 1342 ± 0.0000351 5.609 5.038/6.279 5.538 ± 0.8238
ea12 1342 1342/1342 1342 ± 0.00003578 5.325 5.031/6.28 5.477 ± 0.8542
ea13 1342 1342/1342 1342 ± 0.00001753 5.734 5.29/6.081 5.702 ± 0.8431
ea14 1342 1342/1342 1342 ± 0.00002938 5.499 5.138/6.406 5.691 ± 0.931
ea15 1342 1342/1342 1342 ± 0.00003055 5.257 4.95/6.059 5.516 ± 0.8474
ea16 1342 1342/1342 1342 ± 0.0000245 5.525 5.115/6.325 5.618 ± 0.9372
ea17 1342 1342/1342 1342 ± 0.00003734 5.765 5.218/6.661 5.829 ± 0.9061
ea18 1342 1342/1342 1342 ± 0.00003548 4.761 4.572/5.482 4.874 ± 0.6313
ea19 1342 1342/1342 1342 ± 0.0000114 5.509 5.258/6.55 5.763 ± 0.9381
ea20 1342 1342/1342 1342 ± 0.00003636 5.654 5.448/6.497 5.8 ± 0.8609
ea21 1342 1342/1342 1342 ± 0.00002425 5.318 5.067/6.098 5.477 ± 0.8313
ea22 1342 1342/1342 1342 ± 0.00003503 5.425 4.965/6.39 5.581 ± 0.9465
ea23 1342 1342/1342 1342 ± 0.00003253 5.631 5.189/6.348 5.698 ± 0.8718
ea25 1342 1342/1342 1342 ± 0.00003469 5.354 5.021/6.12 5.424 ± 0.767
ea27 1342 1342/1342 1342 ± 0.00003633 5.3 4.928/6.231 5.433 ± 0.7955
ea28 1342 1342/1342 1342 ± 0.00003649 5.406 5.166/6.361 5.62 ± 0.8543
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 ± 0.00002408 5.157 4.971/5.349 5.139 ± 0.244
5 1342 1342/1342 1342 ± 0.00002544 5.116 4.849/5.385 5.103 ± 0.38
6 1342 1342/1342 1342 ± 0.00002408 5.057 4.96/5.173 5.053 ± 0.2331
7 1342 1342/1342 1342 ± 0.00002408 5.075 4.958/5.182 5.072 ± 0.1966
8 1342 1342/1342 1342 ± 0.00002408 5.104 4.916/5.266 5.077 ± 0.2356
9 1342 1342/1342 1342 ± 0.00002408 5.406 5.285/5.582 5.384 ± 0.2745
10 1342 1342/1342 1342 ± 0.00002408 5.835 5.682/5.954 5.797 ± 0.2767
11 1342 1342/1342 1342 ± 0.00002408 6.081 5.98/6.233 6.075 ± 0.2893
12 1342 1342/1342 1342 ± 0.00002408 6.307 6.05/6.392 6.244 ± 0.2963
13 1342 1342/1342 1342 ± 0.00002468 6.381 6.129/6.589 6.322 ± 0.3551
14 1342 1342/1342 1342 ± 0.00002408 6.797 6.628/7.043 6.767 ± 0.3774
15 1342 1342/1342 1342 ± 0.00003327 6.585 6.346/6.839 6.533 ± 0.417
16 1342 1342/1342 1342 ± 0.00005284 3.754 3.655/3.859 3.761 ± 0.1648
17 1342 1342/1342 1342 ± 0.00005131 3.759 3.629/3.908 3.772 ± 0.2356
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
Start time
2024-11-06 04:53:21.399
End
2024-11-06 05:32:39.223
Duration
0:39:17.824
Note, WebLog generation is not included in the time.

CASA logs for stage 8