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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.884 5.357/6.155 5.819 ± 0.5513
ea02 1342 1342/1342 1342 ± 0 5.881 5.524/6.637 6.095 ± 0.6504
ea04 1342 1342/1342 1342 ± 0 5.632 5.158/6.294 5.737 ± 0.5916
ea05 1342 1342/1342 1342 ± 0 6.025 5.405/6.529 5.933 ± 0.6243
ea06 1342 1342/1342 1342 ± 0 4.924 4.698/5.265 4.991 ± 0.3381
ea07 1342 1342/1342 1342 ± 0 6.182 5.515/6.35 6.096 ± 0.6049
ea08 1342 1342/1342 1342 ± 0.0000042 6 5.698/6.878 6.324 ± 0.6862
ea09 1342 1342/1342 1342 ± 0 5.768 5.298/6.575 5.907 ± 0.6377
ea10 1342 1342/1342 1342 ± 0 6.18 5.401/6.754 6.1 ± 0.7036
ea11 1342 1342/1342 1342 ± 0 6.143 5.275/6.532 6.017 ± 0.715
ea12 1342 1342/1342 1342 ± 0 5.451 5.379/5.575 5.485 ± 0.1483
ea13 1342 1342/1342 1342 ± 0 6.342 6.06/6.601 6.43 ± 0.5013
ea14 1342 1342/1342 1342 ± 0 6.07 5.338/6.632 6.049 ± 0.7096
ea15 1342 1342/1342 1342 ± 0 6.012 5.425/6.579 6.08 ± 0.6923
ea16 1342 1342/1342 1342 ± 0 6.293 5.729/6.894 6.39 ± 0.7482
ea17 1342 1342/1342 1342 ± 0.0000042 6.065 5.678/6.977 6.208 ± 0.6453
ea18 1342 1342/1342 1342 ± 0 5.141 4.743/5.635 5.205 ± 0.5535
ea19 1342 1342/1342 1342 ± 0 6.334 5.664/6.891 6.365 ± 0.6893
ea20 1342 1342/1342 1342 ± 0 6.37 5.75/6.883 6.332 ± 0.6477
ea21 1342 1342/1342 1342 ± 0 6.066 5.475/6.457 6.015 ± 0.5957
ea22 1342 1342/1342 1342 ± 0 5.542 5.308/6.36 5.85 ± 0.6557
ea23 1342 1342/1342 1342 ± 0 6.273 5.566/6.656 6.241 ± 0.7094
ea25 1342 1342/1342 1342 ± 0 5.777 5.373/6.348 5.889 ± 0.5845
ea26 1342 1342/1342 1342 ± 0 6.135 5.746/7.064 6.363 ± 0.6722
ea27 1342 1342/1342 1342 ± 0.00001329 5.86 5.364/6.507 5.925 ± 0.5912
ea28 1342 1342/1342 1342 ± 0.00002665 5.742 5.548/6.639 6.108 ± 0.6521
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 ± 0.00002348 5.403 5.259/5.655 5.419 ± 0.2905
4 1342 1342/1342 1342 ± 0.00002375 5.415 5.154/5.587 5.371 ± 0.3441
5 1342 1342/1342 1342 ± 0.00002348 5.476 5.251/5.672 5.471 ± 0.3334
6 1342 1342/1342 1342 ± 0.00002348 5.426 5.231/5.519 5.383 ± 0.3509
7 1342 1342/1342 1342 ± 0.00002348 5.454 5.309/5.66 5.439 ± 0.2867
8 1342 1342/1342 1342 ± 0.00002348 5.481 5.223/5.631 5.406 ± 0.3077
9 1342 1342/1342 1342 ± 0.00002348 5.72 5.537/5.949 5.677 ± 0.3488
10 1342 1342/1342 1342 ± 0.00002383 6.178 6.023/6.319 6.121 ± 0.3502
11 1342 1342/1342 1342 ± 0.00002392 6.431 6.218/6.531 6.335 ± 0.3668
12 1342 1342/1342 1342 ± 0.00002439 6.558 6.37/6.749 6.497 ± 0.3993
13 1342 1342/1342 1342 ± 0.00002392 7.013 6.929/7.246 6.97 ± 0.4243
14 1342 1342/1342 1342 ± 0.00002392 7.29 6.996/7.505 7.168 ± 0.4711
15 1342 1342/1342 1342 ± 0.00002392 6.919 6.683/7.142 6.815 ± 0.4675
16 1342 1342/1342 1342 ± 0.00002929 6.142 5.847/6.346 6.102 ± 0.4309
17 1342 1342/1342 1342 ± 0.0000283 6.147 5.77/6.451 6.116 ± 0.4424
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
statwtmode
VLASS-SE
Start time
2024-06-07 22:08:52.665
End
2024-06-07 22:42:36.162
Duration
0:33:43.498
Note, WebLog generation is not included in the time.

CASA logs for stage 8