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 5.237 5.183/6.037 5.441 ± 0.6605
ea02 1342 1342/1342 1342 ± 0.00004215 5.892 5.339/6.582 5.794 ± 0.8583
ea04 1342 1342/1342 1342 ± 0 5.351 5.011/5.985 5.42 ± 0.6461
ea05 1342 1342/1342 1342 ± 0.00001058 5.44 5.091/6.403 5.708 ± 0.6885
ea06 1342 1342/1342 1342 ± 0 4.691 4.542/5.126 4.735 ± 0.4784
ea07 1342 1342/1342 1342 ± 0.00004215 5.745 5.347/6.28 5.803 ± 0.7736
ea08 1342 1342/1342 1342 ± 0.00004236 5.763 5.46/6.714 5.908 ± 0.8861
ea10 1342 1342/1342 1342 ± 0.00004215 5.349 5.171/6.664 5.748 ± 0.858
ea11 1342 1342/1342 1342 ± 0.00004185 5.438 5.036/6.351 5.589 ± 0.8278
ea12 1342 1342/1342 1342 ± 0.000002129 5.567 5.215/6.502 5.731 ± 0.8664
ea13 1342 1342/1342 1342 ± 0.00002565 5.854 5.73/6.398 5.954 ± 0.7568
ea14 1342 1342/1342 1342 ± 0.00001235 5.431 5.058/6.371 5.708 ± 0.7082
ea15 1342 1342/1342 1342 ± 0 5.182 5.041/6.131 5.529 ± 0.7563
ea16 1342 1342/1342 1342 ± 0.00002237 6 5.55/6.823 6.121 ± 0.841
ea17 1342 1342/1342 1342 ± 0.00004407 5.69 5.374/6.554 5.797 ± 0.8221
ea18 1342 1342/1342 1342 ± 0.00002632 4.85 4.56/5.634 4.926 ± 0.6689
ea19 1342 1342/1342 1342 ± 0.000007638 5.721 5.463/6.659 5.996 ± 0.7156
ea20 1342 1342/1342 1342 ± 0.00001323 5.78 5.591/6.802 5.969 ± 0.9154
ea21 1342 1342/1342 1342 ± 0.00001719 5.587 5.309/6.319 5.742 ± 0.672
ea22 1342 1342/1342 1342 ± 0.00004272 5.426 5.148/6.411 5.59 ± 0.8309
ea23 1342 1342/1342 1342 ± 0.00004133 5.697 5.368/6.53 5.914 ± 0.7945
ea25 1342 1342/1342 1342 ± 0.00004423 5.187 5.003/6.185 5.412 ± 0.7577
ea26 1342 1342/1342 1342 ± 0.000009945 5.883 5.647/6.878 6.049 ± 0.9185
ea27 1342 1342/1342 1342 ± 0.00004311 5.347 5.072/6.432 5.572 ± 0.7916
ea28 1342 1342/1342 1342 ± 0.00004329 5.593 5.332/6.485 5.723 ± 0.7847
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 ± 0.00002398 5.365 5.155/5.617 5.37 ± 0.2816
4 1342 1342/1342 1342 ± 0.00003489 5.271 4.985/5.825 5.4 ± 0.6716
5 1342 1342/1342 1342 ± 0.00002398 5.303 5.034/5.447 5.248 ± 0.3474
6 1342 1342/1342 1342 ± 0.00002398 5.283 5.047/5.459 5.253 ± 0.3075
7 1342 1342/1342 1342 ± 0.00002398 5.281 5.126/5.467 5.292 ± 0.2836
8 1342 1342/1342 1342 ± 0.00002398 5.354 5.081/5.463 5.276 ± 0.301
9 1342 1342/1342 1342 ± 0.00002398 5.594 5.433/5.857 5.586 ± 0.3343
10 1342 1342/1342 1342 ± 0.00002398 6.014 5.886/6.186 5.973 ± 0.3428
11 1342 1342/1342 1342 ± 0.00002398 6.294 6.141/6.429 6.227 ± 0.3606
12 1342 1342/1342 1342 ± 0.00002398 6.472 6.279/6.591 6.398 ± 0.3785
13 1342 1342/1342 1342 ± 0.00002404 6.778 6.582/6.955 6.728 ± 0.3953
14 1342 1342/1342 1342 ± 0.00002863 6.822 6.493/7.037 6.736 ± 0.4982
15 1342 1342/1342 1342 ± 0.00002398 6.816 6.506/6.956 6.674 ± 0.4975
16 1342 1342/1342 1342 ± 0.00006084 4.359 4.197/4.643 4.416 ± 0.3363
17 1342 1342/1342 1342 ± 0.00006097 4.384 4.218/4.626 4.439 ± 0.3411
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38606107.eb38625163.59092.29495140046_split_split.ms
Start time
2024-11-07 21:35:06.394
End
2024-11-07 22:30:19.989
Duration
0:55:13.595
Note, WebLog generation is not included in the time.

CASA logs for stage 8