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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.689 5.115/5.924 5.567 ± 0.4887
ea02 1342 1342/1342 1342 ± 0.00002346 5.705 5.176/6.211 5.762 ± 0.6183
ea04 1342 1342/1342 1342 ± 0 5.414 4.909/6.048 5.482 ± 0.5754
ea05 1342 1342/1342 1342 ± 0 5.6 5.221/6.195 5.727 ± 0.5943
ea06 1342 1342/1342 1342 ± 0 5.028 4.547/5.341 4.947 ± 0.4729
ea07 1342 1342/1342 1342 ± 0 5.668 5.289/6.048 5.688 ± 0.5636
ea08 1342 1342/1342 1342 ± 0 5.826 5.413/6.516 5.974 ± 0.6193
ea09 1342 1342/1342 1342 ± 0 5.416 4.967/6.083 5.552 ± 0.6596
ea10 1342 1342/1342 1342 ± 0 5.427 4.958/6.081 5.462 ± 0.591
ea11 1342 1342/1342 1342 ± 0 5.395 5.104/6.227 5.574 ± 0.5662
ea12 1342 1342/1342 1342 ± 0 5.755 5.074/6.128 5.678 ± 0.6566
ea13 1342 1342/1342 1342 ± 0 5.862 5.48/6.204 5.91 ± 0.5469
ea14 1342 1342/1342 1342 ± 0 5.854 5.175/6.322 5.767 ± 0.6686
ea15 1342 1342/1342 1342 ± 0 5.4 4.818/5.95 5.481 ± 0.7129
ea16 1342 1342/1342 1342 ± 0 6.091 5.348/6.774 6.021 ± 0.716
ea17 1342 1342/1342 1342 ± 0 5.887 5.454/6.583 5.932 ± 0.5975
ea18 1342 1342/1342 1342 ± 0.000001076 4.881 4.652/5.67 5.036 ± 0.5434
ea19 1342 1342/1342 1342 ± 0 6.174 5.334/6.34 5.913 ± 0.6487
ea20 1342 1342/1342 1342 ± 0 5.885 5.429/6.406 5.98 ± 0.6672
ea21 1342 1342/1342 1342 ± 0 5.553 5.163/6.112 5.628 ± 0.6556
ea22 1342 1342/1342 1342 ± 0 5.644 5.008/6.232 5.666 ± 0.6747
ea23 1342 1342/1342 1342 ± 0 5.86 5.304/6.256 5.878 ± 0.6704
ea25 1342 1342/1342 1342 ± 0 5.463 5.117/5.899 5.57 ± 0.546
ea26 1342 1342/1342 1342 ± 0 5.585 5.178/6.122 5.659 ± 0.6158
ea27 1342 1342/1342 1342 ± 0.00002111 5.349 5.014/6.108 5.522 ± 0.5925
ea28 1342 1342/1342 1342 ± 0 5.738 5.299/6.429 5.784 ± 0.6515
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 ± 0.00002452 5.129 4.954/5.253 5.106 ± 0.2974
3 1342 1342/1342 1342 ± 0.00002453 5.079 4.766/5.325 5.023 ± 0.3226
4 1342 1342/1342 1342 ± 0.00002539 4.984 4.786/5.19 4.986 ± 0.3621
5 1342 1342/1342 1342 ± 0.00002349 5.147 4.966/5.422 5.142 ± 0.287
6 1342 1342/1342 1342 ± 0.00002349 5.126 4.95/5.367 5.116 ± 0.2824
7 1342 1342/1342 1342 ± 0.00002349 5.147 5.009/5.305 5.121 ± 0.2251
8 1342 1342/1342 1342 ± 0.00002349 5.167 4.937/5.285 5.099 ± 0.259
9 1342 1342/1342 1342 ± 0.00002349 5.414 5.227/5.611 5.39 ± 0.2992
10 1342 1342/1342 1342 ± 0.00002393 5.821 5.62/6.003 5.823 ± 0.3279
11 1342 1342/1342 1342 ± 0.00002349 6.121 5.912/6.216 6.023 ± 0.2904
12 1342 1342/1342 1342 ± 0.00002349 6.217 6.083/6.346 6.205 ± 0.2978
13 1342 1342/1342 1342 ± 0.00002349 6.639 6.452/6.808 6.609 ± 0.3435
14 1342 1342/1342 1342 ± 0.00002393 6.852 6.658/7.033 6.795 ± 0.3718
15 1342 1342/1342 1342 ± 0.00002393 6.431 6.251/6.619 6.387 ± 0.3391
16 1342 1342/1342 1342 ± 0.0000278 5.863 5.587/5.998 5.798 ± 0.3023
17 1342 1342/1342 1342 ± 0.0000247 5.866 5.698/6.031 5.833 ± 0.2962
datacolumn
residual_data
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
Start time
2024-04-05 02:20:51.534
End
2024-04-05 03:39:52.183
Duration
1:19:00.649
Note, WebLog generation is not included in the time.

CASA logs for stage 7