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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.654 5.504/6.407 5.956 ± 0.6647
ea02 1342 1342/1342 1342 ± 0.0000415 6.144 5.653/6.846 6.289 ± 0.6953
ea03 1342 1342/1342 1342 ± 0 5.761 5.005/6.24 5.669 ± 0.6517
ea04 1342 1342/1342 1342 ± 0 5.848 5.354/6.529 5.918 ± 0.6759
ea05 1342 1342/1342 1342 ± 0 6.16 5.549/6.766 6.096 ± 0.7481
ea06 1342 1342/1342 1342 ± 0 5.123 4.884/5.483 5.127 ± 0.4491
ea07 1342 1342/1342 1342 ± 0 6.158 5.729/6.578 6.266 ± 0.7119
ea08 1342 1342/1342 1342 ± 0 6.192 5.765/7.037 6.396 ± 0.7568
ea09 1342 1342/1342 1342 ± 0 6.018 5.441/6.757 6.062 ± 0.7392
ea10 1342 1342/1342 1342 ± 0 6.148 5.562/6.962 6.216 ± 0.7504
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.209 5.539/6.77 6.213 ± 0.7883
ea13 1342 1342/1342 1342 ± 0 6.578 5.974/6.684 6.371 ± 0.6663
ea14 1342 1342/1342 1342 ± 0 6.065 5.466/6.657 6.05 ± 0.7591
ea15 1342 1342/1342 1342 ± 0 6.277 5.681/6.84 6.321 ± 0.7817
ea16 1342 1342/1342 1342 ± 0 6.376 5.854/7 6.382 ± 0.8137
ea17 1342 1342/1342 1342 ± 0 6.439 6.129/7.503 6.72 ± 0.7038
ea18 1342 1342/1342 1342 ± 0 5.31 4.878/5.775 5.33 ± 0.5741
ea19 1342 1342/1342 1342 ± 0 6.236 5.606/6.81 6.244 ± 0.6284
ea20 1342 1342/1342 1342 ± 0 6.317 5.666/6.883 6.235 ± 0.7546
ea21 1342 1342/1342 1342 ± 0 5.913 5.648/6.688 6.078 ± 0.6939
ea22 1342 1342/1342 1342 ± 0 5.972 5.459/6.458 5.944 ± 0.6274
ea23 1342 1342/1342 1342 ± 0 6.094 5.706/6.886 6.268 ± 0.7866
ea24 1342 1342/1342 1342 ± 0 6.124 5.695/6.879 6.22 ± 0.7189
ea25 1342 1342/1342 1342 ± 0 5.898 5.506/6.577 6.005 ± 0.6547
ea26 1342 1342/1342 1342 ± 0 6.625 5.927/7.298 6.579 ± 0.7913
ea27 1342 1342/1342 1342 ± 0 5.829 5.63/6.838 6.104 ± 0.6932
ea28 1342 1342/1342 1342 ± 0 5.731 5.488/6.533 5.965 ± 0.6884
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 ± 0.00002306 5.616 5.358/5.74 5.535 ± 0.3024
4 1342 1342/1342 1342 ± 0.0000249 4.762 4.606/4.917 4.742 ± 0.2516
5 1342 1342/1342 1342 ± 0.00002306 5.611 5.429/5.857 5.613 ± 0.3659
6 1342 1342/1342 1342 ± 0.00002306 5.535 5.35/5.746 5.521 ± 0.3192
7 1342 1342/1342 1342 ± 0.00002306 5.59 5.505/5.72 5.573 ± 0.2953
8 1342 1342/1342 1342 ± 0.00002306 5.508 5.4/5.706 5.506 ± 0.3311
9 1342 1342/1342 1342 ± 0.00002306 5.827 5.588/6.118 5.799 ± 0.3628
10 1342 1342/1342 1342 ± 0.00002306 6.303 6.136/6.545 6.28 ± 0.3507
11 1342 1342/1342 1342 ± 0.00002306 6.593 6.37/6.756 6.516 ± 0.3696
12 1342 1342/1342 1342 ± 0.00002306 6.72 6.539/6.882 6.681 ± 0.4077
13 1342 1342/1342 1342 ± 0.00002306 7.191 7.097/7.328 7.133 ± 0.4317
14 1342 1342/1342 1342 ± 0.00002306 7.333 7.198/7.636 7.327 ± 0.4716
15 1342 1342/1342 1342 ± 0.00002306 6.922 6.74/7.219 6.904 ± 0.4595
16 1342 1342/1342 1342 ± 0.00002348 6.139 5.923/6.371 6.152 ± 0.3716
17 1342 1342/1342 1342 ± 0.00002348 6.209 5.986/6.455 6.203 ± 0.3789
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
output_dir
 
Start time
2025-01-11 02:57:18.420
End
2025-01-11 03:54:39.938
Duration
0:57:21.518
Note, WebLog generation is not included in the time.

CASA logs for stage 8