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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.519 5.26/6.061 5.671 ± 0.5341
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000004698 5.566 5.156/6.097 5.672 ± 0.5584
ea05 1342 1342/1342 1342 ± 0 5.734 5.355/6.295 5.837 ± 0.5691
ea06 1342 1342/1342 1342 ± 0 5.011 4.757/5.373 5.089 ± 0.3675
ea07 1342 1342/1342 1342 ± 0 5.933 5.473/6.274 6.005 ± 0.538
ea08 1342 1342/1342 1342 ± 0 5.939 5.527/6.608 6.036 ± 0.6773
ea09 1342 1342/1342 1342 ± 0 5.728 5.228/6.374 5.775 ± 0.6108
ea10 1342 1342/1342 1342 ± 0.00001053 5.801 5.336/6.585 5.915 ± 0.6669
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.852 5.428/6.388 5.954 ± 0.595
ea13 1342 1342/1342 1342 ± 0 6.085 5.775/6.35 6.13 ± 0.495
ea14 1342 1342/1342 1342 ± 0 5.814 5.288/6.375 5.855 ± 0.6468
ea15 1342 1342/1342 1342 ± 0 5.803 5.192/6.217 5.769 ± 0.6558
ea16 1342 1342/1342 1342 ± 0 6.152 5.741/6.762 6.266 ± 0.7149
ea17 1342 1342/1342 1342 ± 0.000008226 5.977 5.583/6.421 6.066 ± 0.6536
ea18 1342 1342/1342 1342 ± 0 5.089 4.824/5.558 5.17 ± 0.4929
ea19 1342 1342/1342 1342 ± 0 6.011 5.588/6.63 6.154 ± 0.6287
ea20 1342 1342/1342 1342 ± 0 6.178 5.825/6.792 6.276 ± 0.6674
ea21 1342 1342/1342 1342 ± 0 5.678 5.411/6.296 5.858 ± 0.5476
ea22 1342 1342/1342 1342 ± 0 5.881 5.199/6.373 5.758 ± 0.631
ea23 1342 1342/1342 1342 ± 0 6.016 5.549/6.608 6.114 ± 0.6469
ea25 1342 1342/1342 1342 ± 0.000002345 5.665 5.263/6.095 5.695 ± 0.5787
ea26 1342 1342/1342 1342 ± 0 6.238 5.678/6.756 6.161 ± 0.6393
ea27 1342 1342/1342 1342 ± 0.00003699 5.56 5.302/6.362 5.749 ± 0.5962
ea28 1342 1342/1342 1342 ± 0.000002018 5.611 5.405/6.376 5.82 ± 0.6533
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 ± 0.0000245 5.461 5.268/5.629 5.445 ± 0.252
3 1342 1342/1342 1342 ± 0.0000273 4.924 4.758/5.234 4.977 ± 0.2952
4 1342 1342/1342 1342 ± 0.00002453 5.285 5.063/5.415 5.234 ± 0.2998
5 1342 1342/1342 1342 ± 0.00002513 5.325 5.086/5.498 5.309 ± 0.3034
6 1342 1342/1342 1342 ± 0.0000245 5.364 5.198/5.546 5.345 ± 0.2828
7 1342 1342/1342 1342 ± 0.0000245 5.416 5.28/5.577 5.425 ± 0.2553
8 1342 1342/1342 1342 ± 0.0000245 5.435 5.182/5.549 5.367 ± 0.2851
9 1342 1342/1342 1342 ± 0.0000245 5.641 5.495/5.916 5.626 ± 0.3196
10 1342 1342/1342 1342 ± 0.0000245 6.048 5.954/6.252 6.046 ± 0.311
11 1342 1342/1342 1342 ± 0.0000245 6.342 6.184/6.432 6.263 ± 0.3378
12 1342 1342/1342 1342 ± 0.0000245 6.415 6.264/6.626 6.403 ± 0.3585
13 1342 1342/1342 1342 ± 0.0000245 6.837 6.744/7.014 6.823 ± 0.3778
14 1342 1342/1342 1342 ± 0.0000245 7.01 6.798/7.25 6.953 ± 0.4058
15 1342 1342/1342 1342 ± 0.0000245 6.572 6.462/6.819 6.539 ± 0.3923
16 1342 1342/1342 1342 ± 0.00003284 5.998 5.797/6.28 6.007 ± 0.3393
17 1342 1342/1342 1342 ± 0.00003287 5.926 5.752/6.203 5.952 ± 0.3243
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
Start time
2024-05-01 06:18:25.803
End
2024-05-01 07:09:48.997
Duration
0:51:23.194
Note, WebLog generation is not included in the time.

CASA logs for stage 7