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 5.696 5.181/5.901 5.579 ± 0.4648
ea02 1342 1342/1342 1342 ± 0.00003871 5.755 5.163/6.215 5.789 ± 0.6152
ea04 1342 1342/1342 1342 ± 0 5.401 4.974/6.044 5.471 ± 0.5777
ea05 1342 1342/1342 1342 ± 0 5.518 5.093/6.091 5.622 ± 0.5782
ea06 1342 1342/1342 1342 ± 0 5.071 4.61/5.379 5.023 ± 0.4312
ea07 1342 1342/1342 1342 ± 0 5.616 5.27/5.939 5.708 ± 0.5712
ea08 1342 1342/1342 1342 ± 0 5.805 5.302/6.596 5.952 ± 0.6829
ea09 1342 1342/1342 1342 ± 0 5.54 4.953/6.08 5.548 ± 0.6907
ea10 1342 1342/1342 1342 ± 0 5.448 4.923/6.018 5.446 ± 0.6086
ea11 1342 1342/1342 1342 ± 0 5.433 5.123/6.105 5.586 ± 0.572
ea12 1342 1342/1342 1342 ± 0 5.73 5.137/6.137 5.753 ± 0.6226
ea13 1342 1342/1342 1342 ± 0 5.866 5.509/6.195 5.899 ± 0.568
ea14 1342 1342/1342 1342 ± 0 5.85 5.274/6.284 5.869 ± 0.6611
ea15 1342 1342/1342 1342 ± 0 5.375 4.826/5.977 5.475 ± 0.7151
ea16 1342 1342/1342 1342 ± 0 6.108 5.462/6.624 6.082 ± 0.6601
ea17 1342 1342/1342 1342 ± 0 5.999 5.469/6.504 5.981 ± 0.5607
ea18 1342 1342/1342 1342 ± 0 4.784 4.664/5.579 5.077 ± 0.5225
ea19 1342 1342/1342 1342 ± 0 6.106 5.41/6.341 5.922 ± 0.5843
ea20 1342 1342/1342 1342 ± 0 5.849 5.427/6.382 5.958 ± 0.6663
ea21 1342 1342/1342 1342 ± 0 5.708 5.385/6.197 5.767 ± 0.5505
ea22 1342 1342/1342 1342 ± 0 5.632 4.974/6.24 5.646 ± 0.7123
ea23 1342 1342/1342 1342 ± 0 5.812 5.307/6.222 5.886 ± 0.6493
ea25 1342 1342/1342 1342 ± 0 5.515 5.005/5.926 5.545 ± 0.5775
ea26 1342 1342/1342 1342 ± 0 5.587 5.182/6.11 5.651 ± 0.6398
ea27 1342 1342/1342 1342 ± 0.00002438 5.371 4.95/5.946 5.479 ± 0.5825
ea28 1342 1342/1342 1342 ± 0 5.763 5.448/6.485 5.88 ± 0.6035
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 ± 0.0000263 5.148 4.944/5.3 5.122 ± 0.305
3 1342 1342/1342 1342 ± 0.00002614 5.12 4.836/5.361 5.081 ± 0.3098
4 1342 1342/1342 1342 ± 0.0000282 5.017 4.778/5.136 4.967 ± 0.2886
5 1342 1342/1342 1342 ± 0.0000235 5.093 4.853/5.52 5.193 ± 0.3798
6 1342 1342/1342 1342 ± 0.0000235 5.064 4.927/5.266 5.084 ± 0.264
7 1342 1342/1342 1342 ± 0.0000235 5.093 4.939/5.244 5.094 ± 0.2308
8 1342 1342/1342 1342 ± 0.0000235 5.141 4.94/5.287 5.093 ± 0.2709
9 1342 1342/1342 1342 ± 0.0000235 5.433 5.238/5.609 5.4 ± 0.3111
10 1342 1342/1342 1342 ± 0.00002395 5.843 5.642/6.057 5.819 ± 0.3251
11 1342 1342/1342 1342 ± 0.0000235 6.012 5.913/6.165 5.998 ± 0.3047
12 1342 1342/1342 1342 ± 0.0000235 6.197 6.014/6.344 6.168 ± 0.2935
13 1342 1342/1342 1342 ± 0.0000235 6.625 6.522/6.75 6.601 ± 0.3272
14 1342 1342/1342 1342 ± 0.00002395 6.817 6.6/7.028 6.776 ± 0.3615
15 1342 1342/1342 1342 ± 0.00002395 6.475 6.179/6.639 6.389 ± 0.3433
16 1342 1342/1342 1342 ± 0.00002943 5.848 5.656/6.04 5.807 ± 0.286
17 1342 1342/1342 1342 ± 0.00002462 5.881 5.716/6.061 5.84 ± 0.2983
output_dir
 
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-05 01:52:52.301
End
2024-04-05 02:55:01.630
Duration
1:02:09.329
Note, WebLog generation is not included in the time.

CASA logs for stage 7