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

Statwt Summary Plot

VLASS2.1.sb38522718.eb38555682.59065.0341228125_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 5.835 5.496/6.266 5.855 ± 0.5221
ea02 1342 1342/1342 1342 ± 0.000007273 6.031 5.638/6.624 6.146 ± 0.6102
ea04 1342 1342/1342 1342 ± 0 5.77 5.446/6.345 5.91 ± 0.5307
ea05 1342 1342/1342 1342 ± 0 6.036 5.569/6.429 6.046 ± 0.5482
ea06 1342 1342/1342 1342 ± 0 3.416 3.305/3.783 3.491 ± 0.2015
ea07 1342 1342/1342 1342 ± 0 5.724 5.67/6.101 5.84 ± 0.2574
ea08 1342 1342/1342 1342 ± 0.000008406 6.035 5.815/6.831 6.282 ± 0.6473
ea09 1342 1342/1342 1342 ± 0.000009135 5.427 5.159/5.931 5.539 ± 0.4488
ea10 1342 1342/1342 1342 ± 0 5.677 5.452/6.521 5.901 ± 0.5959
ea11 1342 1342/1342 1342 ± 0 6.009 5.621/6.633 6.157 ± 0.572
ea12 1342 1342/1342 1342 ± 0 6.023 5.627/6.442 6.133 ± 0.5738
ea13 1342 1342/1342 1342 ± 0 6.318 5.948/6.474 6.279 ± 0.4598
ea14 1342 1342/1342 1342 ± 0 6.323 5.678/6.726 6.201 ± 0.6368
ea15 1342 1342/1342 1342 ± 0 6.048 5.572/6.505 6.111 ± 0.61
ea16 1342 1342/1342 1342 ± 0 5.137 4.541/5.602 5.081 ± 0.6056
ea17 1342 1342/1342 1342 ± 0.00001327 6.332 5.991/6.891 6.424 ± 0.5734
ea18 1342 1342/1342 1342 ± 0 5.31 5.039/5.773 5.417 ± 0.4718
ea19 1342 1342/1342 1342 ± 0 6.656 6.299/6.934 6.699 ± 0.3823
ea20 1342 1342/1342 1342 ± 0 6.51 6.019/7.071 6.512 ± 0.6163
ea21 1342 1342/1342 1342 ± 0 5.992 5.724/6.576 6.163 ± 0.5251
ea22 1342 1342/1342 1342 ± 0.000004932 5.69 5.335/6.353 5.825 ± 0.5971
ea23 1342 1342/1342 1342 ± 0 6.137 5.746/6.738 6.249 ± 0.6255
ea25 1342 1342/1342 1342 ± 0 5.561 5.419/5.664 5.577 ± 0.2351
ea26 1342 1342/1342 1342 ± 0 6.029 5.802/6.739 6.225 ± 0.6069
ea27 1342 1342/1342 1342 ± 0.00002206 5.715 5.485/6.503 5.91 ± 0.5583
ea28 1342 1342/1342 1342 ± 0.00002317 6.597 6.245/6.967 6.581 ± 0.5154
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 ± 0.00002492 5.704 5.53/5.876 5.671 ± 0.3336
3 1342 1342/1342 1342 ± 0.0000265 5.317 5.092/5.562 5.322 ± 0.3148
4 1342 1342/1342 1342 ± 0.00002575 5.532 5.367/5.779 5.558 ± 0.3398
5 1342 1342/1342 1342 ± 0.00002492 5.565 5.456/5.824 5.57 ± 0.3546
6 1342 1342/1342 1342 ± 0.00002492 5.555 5.449/5.698 5.499 ± 0.3881
7 1342 1342/1342 1342 ± 0.00002492 5.62 5.46/5.743 5.549 ± 0.38
8 1342 1342/1342 1342 ± 0.00002492 5.623 5.303/5.77 5.518 ± 0.3596
9 1342 1342/1342 1342 ± 0.00002492 5.92 5.511/6.109 5.797 ± 0.3677
10 1342 1342/1342 1342 ± 0.00002441 6.304 6.033/6.425 6.096 ± 0.6001
11 1342 1342/1342 1342 ± 0.00002441 6.532 6.194/6.637 6.288 ± 0.7093
12 1342 1342/1342 1342 ± 0.00002492 6.617 6.446/6.754 6.572 ± 0.3638
13 1342 1342/1342 1342 ± 0.00002492 7.093 6.741/7.216 6.986 ± 0.388
14 1342 1342/1342 1342 ± 0.00002492 7.243 6.913/7.349 7.109 ± 0.3945
15 1342 1342/1342 1342 ± 0.00002492 6.718 6.458/6.92 6.628 ± 0.3566
16 1342 1342/1342 1342 ± 0.00003045 6.055 5.724/6.314 5.927 ± 0.6506
17 1342 1342/1342 1342 ± 0.00002917 6.016 5.801/6.339 5.928 ± 0.6061
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38522718.eb38555682.59065.0341228125_split_split.ms
Start time
2024-11-14 01:04:26.392
End
2024-11-14 02:00:22.998
Duration
0:55:56.605
Note, WebLog generation is not included in the time.

CASA logs for stage 8