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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.651 5.468/6.459 5.786 ± 0.7764
ea02 1342 1342/1342 1342 ± 0.000044 6.133 5.575/6.862 6.056 ± 0.9377
ea04 1342 1342/1342 1342 ± 0.000005045 5.618 5.36/6.249 5.769 ± 0.6782
ea05 1342 1342/1342 1342 ± 0.00002819 5.572 5.203/6.558 5.807 ± 0.8046
ea06 1342 1342/1342 1342 ± 0.00002978 5.056 4.831/5.843 5.217 ± 0.7186
ea07 1342 1342/1342 1342 ± 0.00003372 6.25 5.591/6.472 6.062 ± 0.7899
ea09 1342 1342/1342 1342 ± 0.0000204 5.511 5.075/5.854 5.398 ± 0.6354
ea10 1342 1342/1342 1342 ± 0.00003374 5.532 5.045/6.129 5.505 ± 0.6527
ea11 1342 1342/1342 1342 ± 0.00004311 6.144 5.644/6.824 6.097 ± 0.9513
ea12 1342 1342/1342 1342 ± 0.00003408 5.882 5.634/6.809 5.993 ± 0.9942
ea13 1342 1342/1342 1342 ± 0.00001033 5.878 5.771/6.462 6.01 ± 0.7643
ea14 1342 1342/1342 1342 ± 0.00004035 5.645 5.562/6.75 5.986 ± 0.9065
ea15 1342 1342/1342 1342 ± 0.0000249 5.865 5.572/6.667 5.948 ± 0.9242
ea16 1342 1342/1342 1342 ± 0.00003954 5.881 5.49/6.887 6.065 ± 1.002
ea17 1342 1342/1342 1342 ± 0.00004381 6.007 5.604/7.155 6.15 ± 0.9931
ea18 1342 1342/1342 1342 ± 0.00003349 5.419 5.076/6.033 5.435 ± 0.6365
ea19 1342 1342/1342 1342 ± 0.00001289 5.873 5.661/6.804 6.139 ± 0.8602
ea20 1342 1342/1342 1342 ± 0.00004039 6.211 6.09/7.209 6.389 ± 1.087
ea21 1342 1342/1342 1342 ± 0.00003872 5.699 5.356/6.465 5.818 ± 0.8345
ea22 1342 1342/1342 1342 ± 0.00003885 5.816 5.039/6.57 5.763 ± 0.9358
ea23 1342 1342/1342 1342 ± 0.00004375 5.976 5.601/6.88 6.096 ± 0.9623
ea24 1342 1342/1342 1342 ± 0.00001302 5.366 4.918/6.179 5.518 ± 0.7309
ea25 1342 1342/1342 1342 ± 0.00004364 5.888 5.413/6.59 5.864 ± 0.8937
ea26 1342 1342/1342 1342 ± 0.00002648 5.887 5.737/7.024 6.163 ± 0.9483
ea27 1342 1342/1342 1342 ± 0.00004318 5.901 5.524/6.827 5.995 ± 0.8949
ea28 1342 1342/1342 1342 ± 0.00004373 5.881 5.714/6.83 6.105 ± 0.9289
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 5.566 5.364/5.737 5.49 ± 0.3402
6 1342 1342/1342 1342 ± 0.0000235 5.558 5.23/5.721 5.489 ± 0.2907
7 1342 1342/1342 1342 ± 0.0000235 5.586 5.241/5.705 5.521 ± 0.3087
8 1342 1342/1342 1342 ± 0.0000235 5.521 5.205/5.645 5.469 ± 0.3418
9 1342 1342/1342 1342 ± 0.00002442 5.855 5.481/5.914 5.726 ± 0.3131
10 1342 1342/1342 1342 ± 0.0000235 6.337 5.986/6.391 6.219 ± 0.3168
11 1342 1342/1342 1342 ± 0.0000235 6.499 6.212/6.721 6.477 ± 0.337
12 1342 1342/1342 1342 ± 0.0000235 6.627 6.406/6.881 6.631 ± 0.3804
13 1342 1342/1342 1342 ± 0.0000235 7.018 6.836/7.327 6.999 ± 0.4383
14 1342 1342/1342 1342 ± 0.0000235 7.194 6.894/7.406 7.066 ± 0.4619
15 1342 1342/1342 1342 ± 0.00002384 6.617 6.231/6.866 6.532 ± 0.4391
16 1342 1342/1342 1342 ± 0.0000586 4.32 4.216/4.42 4.314 ± 0.1595
17 1342 1342/1342 1342 ± 0.00005795 4.37 4.228/4.565 4.395 ± 0.2593
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-04-20 13:05:20.165
End
2024-04-20 13:59:53.934
Duration
0:54:33.769
Note, WebLog generation is not included in the time.

CASA logs for stage 7