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

Statwt Summary Plot

VLASS2.1.sb38521729.eb38627577.59093.001901145835_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 5.522 5.297/6.078 5.707 ± 0.5396
ea02 1342 1342/1342 1342 ± 0.000005343 5.739 5.386/6.451 5.97 ± 0.6787
ea04 1342 1342/1342 1342 ± 0 5.577 5.216/6.137 5.742 ± 0.55
ea05 1342 1342/1342 1342 ± 0 5.58 5.159/6.046 5.646 ± 0.5662
ea06 1342 1342/1342 1342 ± 0 4.923 4.745/5.366 5.049 ± 0.3726
ea07 1342 1342/1342 1342 ± 0 5.928 5.5/6.221 5.964 ± 0.5693
ea08 1342 1342/1342 1342 ± 0.00002234 5.771 5.504/6.613 6.065 ± 0.6969
ea09 1342 1342/1342 1342 ± 0.000002139 5.603 5.175/6.263 5.72 ± 0.6451
ea10 1342 1342/1342 1342 ± 0 5.887 5.313/6.554 5.911 ± 0.6815
ea11 1342 1342/1342 1342 ± 0 5.788 5.186/6.326 5.806 ± 0.6554
ea12 1342 1342/1342 1342 ± 0 6.403 6.175/6.873 6.505 ± 0.4155
ea13 1342 1342/1342 1342 ± 0 6.014 5.743/6.338 6.115 ± 0.515
ea14 1342 1342/1342 1342 ± 0 5.705 5.129/6.277 5.779 ± 0.6548
ea15 1342 1342/1342 1342 ± 0 5.716 5.249/6.337 5.857 ± 0.6832
ea16 1342 1342/1342 1342 ± 0 6.012 5.599/6.61 6.165 ± 0.6989
ea17 1342 1342/1342 1342 ± 0.00001494 5.961 5.574/6.468 6.094 ± 0.6333
ea18 1342 1342/1342 1342 ± 0 5.057 4.735/5.564 5.193 ± 0.5153
ea19 1342 1342/1342 1342 ± 0 5.758 5.386/6.355 5.945 ± 0.5869
ea20 1342 1342/1342 1342 ± 0 6.078 5.682/6.706 6.21 ± 0.6475
ea21 1342 1342/1342 1342 ± 0 5.558 5.266/6.115 5.711 ± 0.5372
ea22 1342 1342/1342 1342 ± 0.000005754 5.501 5.252/6.375 5.797 ± 0.6745
ea23 1342 1342/1342 1342 ± 0 6.002 5.492/6.375 6.044 ± 0.6496
ea25 1342 1342/1342 1342 ± 0 5.537 5.166/6.037 5.658 ± 0.5691
ea26 1342 1342/1342 1342 ± 0 5.959 5.645/6.695 6.156 ± 0.6751
ea27 1342 1342/1342 1342 ± 0.00002972 5.555 5.331/6.415 5.789 ± 0.5952
ea28 1342 1342/1342 1342 ± 0.00003246 5.634 5.41/6.41 5.892 ± 0.6537
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 ± 0.00002393 5.362 5.168/5.52 5.335 ± 0.2535
3 1342 1342/1342 1342 ± 0.0000241 5.106 4.966/5.362 5.137 ± 0.2417
4 1342 1342/1342 1342 ± 0.00002408 5.253 5.106/5.43 5.236 ± 0.2857
5 1342 1342/1342 1342 ± 0.00002393 5.345 5.12/5.481 5.333 ± 0.2964
6 1342 1342/1342 1342 ± 0.00002393 5.338 5.159/5.487 5.291 ± 0.2921
7 1342 1342/1342 1342 ± 0.00002393 5.338 5.241/5.502 5.344 ± 0.2582
8 1342 1342/1342 1342 ± 0.00002393 5.287 5.194/5.463 5.304 ± 0.2675
9 1342 1342/1342 1342 ± 0.00002393 5.581 5.443/5.871 5.589 ± 0.3153
10 1342 1342/1342 1342 ± 0.00002348 6.03 5.864/6.19 6.006 ± 0.2966
11 1342 1342/1342 1342 ± 0.00002348 6.311 6.087/6.38 6.222 ± 0.3105
12 1342 1342/1342 1342 ± 0.00002348 6.444 6.247/6.55 6.378 ± 0.3296
13 1342 1342/1342 1342 ± 0.00002348 6.848 6.715/7.012 6.819 ± 0.3522
14 1342 1342/1342 1342 ± 0.00002348 7.082 6.798/7.277 7.005 ± 0.393
15 1342 1342/1342 1342 ± 0.00002348 6.69 6.414/6.857 6.611 ± 0.3938
16 1342 1342/1342 1342 ± 0.00003687 5.892 5.672/6.219 5.931 ± 0.3365
17 1342 1342/1342 1342 ± 0.00003561 5.912 5.678/6.196 5.931 ± 0.3319
output_dir
 
vis
VLASS2.1.sb38521729.eb38627577.59093.001901145835_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-05-01 13:48:20.287
End
2024-05-01 14:59:02.590
Duration
1:10:42.304
Note, WebLog generation is not included in the time.

CASA logs for stage 7