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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.497 5.321/5.947 5.673 ± 0.538
ea02 1342 1342/1342 1342 ± 0.0000163 5.775 5.458/6.42 5.946 ± 0.6337
ea04 1342 1342/1342 1342 ± 0 5.521 5.223/6.029 5.649 ± 0.4821
ea05 1342 1342/1342 1342 ± 0 5.769 5.456/6.29 5.875 ± 0.5742
ea06 1342 1342/1342 1342 ± 0 5.488 5.119/5.949 5.548 ± 0.4652
ea07 1342 1342/1342 1342 ± 0 5.209 5.129/5.478 5.299 ± 0.233
ea08 1342 1342/1342 1342 ± 0.00002746 5.88 5.586/6.64 6.113 ± 0.66
ea09 1342 1342/1342 1342 ± 0 5.151 4.969/5.743 5.328 ± 0.4326
ea10 1342 1342/1342 1342 ± 0.00003293 5.148 4.94/5.9 5.355 ± 0.5314
ea11 1342 1342/1342 1342 ± 0 5.741 5.402/6.406 5.898 ± 0.597
ea13 1342 1342/1342 1342 ± 0 6.04 5.87/6.296 6.166 ± 0.4375
ea14 1342 1342/1342 1342 ± 0 5.6 5.353/6.264 5.804 ± 0.5512
ea15 1342 1342/1342 1342 ± 0 5.807 5.469/6.406 5.99 ± 0.626
ea16 1342 1342/1342 1342 ± 0 5.96 5.628/6.41 6.132 ± 0.6394
ea17 1342 1342/1342 1342 ± 0.000002849 5.723 5.614/5.881 5.702 ± 0.2115
ea18 1342 1342/1342 1342 ± 0.000005295 5.052 4.83/5.552 5.197 ± 0.5003
ea19 1342 1342/1342 1342 ± 0 5.692 5.64/5.869 5.744 ± 0.125
ea20 1342 1342/1342 1342 ± 0 6.054 5.762/6.696 6.213 ± 0.6127
ea21 1342 1342/1342 1342 ± 0 5.336 5.206/5.838 5.513 ± 0.4015
ea22 1342 1342/1342 1342 ± 0 5.467 5.281/6.292 5.774 ± 0.6141
ea23 1342 1342/1342 1342 ± 0.000008837 5.725 5.59/6.42 6.05 ± 0.6364
ea24 1342 1342/1342 1342 ± 0 5.647 5.108/6.208 5.664 ± 0.5855
ea25 1342 1342/1342 1342 ± 0.000002015 5.587 5.364/6.238 5.788 ± 0.594
ea26 1342 1342/1342 1342 ± 0 6.033 5.814/6.728 6.259 ± 0.6388
ea27 1342 1342/1342 1342 ± 0.000006572 5.524 5.248/5.578 5.424 ± 0.2038
ea28 1342 1342/1342 1342 ± 0.0000403 5.677 5.502/6.449 5.915 ± 0.632
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 ± 0.00002373 5.533 5.254/5.683 5.499 ± 0.2721
3 1342 1342/1342 1342 ± 0.0000244 5.13 4.941/5.373 5.17 ± 0.34
4 1342 1342/1342 1342 ± 0.00002398 5.451 5.229/5.609 5.422 ± 0.3102
5 1342 1342/1342 1342 ± 0.00002373 5.437 5.261/5.664 5.438 ± 0.3028
6 1342 1342/1342 1342 ± 0.00002373 5.449 5.133/5.58 5.376 ± 0.2795
7 1342 1342/1342 1342 ± 0.00002373 5.423 5.125/5.591 5.401 ± 0.2687
8 1342 1342/1342 1342 ± 0.00002373 5.423 5.085/5.539 5.346 ± 0.2935
9 1342 1342/1342 1342 ± 0.00002379 5.67 5.427/5.907 5.618 ± 0.3199
10 1342 1342/1342 1342 ± 0.00002576 6.03 5.821/6.222 5.979 ± 0.3276
11 1342 1342/1342 1342 ± 0.00002576 6.252 5.914/6.413 6.202 ± 0.3192
12 1342 1342/1342 1342 ± 0.00002576 6.373 6.039/6.535 6.334 ± 0.3262
13 1342 1342/1342 1342 ± 0.00002576 6.84 6.316/7.036 6.73 ± 0.3897
14 1342 1342/1342 1342 ± 0.00002576 6.945 6.616/7.209 6.913 ± 0.4204
15 1342 1342/1342 1342 ± 0.00002576 6.634 6.113/6.888 6.545 ± 0.4166
16 1342 1342/1342 1342 ± 0.00004271 5.633 5.415/5.907 5.681 ± 0.3701
17 1342 1342/1342 1342 ± 0.00004076 5.684 5.507/6.005 5.719 ± 0.3656
output_dir
 
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-04-13 02:34:33.049
End
2024-04-13 03:30:06.174
Duration
0:55:33.125
Note, WebLog generation is not included in the time.

CASA logs for stage 7