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 5.733 5.287/5.923 5.607 ± 0.4875
ea02 1342 1342/1342 1342 ± 0.00004037 5.767 5.207/6.261 5.83 ± 0.6345
ea04 1342 1342/1342 1342 ± 0 5.331 5.036/5.969 5.514 ± 0.581
ea05 1342 1342/1342 1342 ± 0 5.513 5.071/6.056 5.594 ± 0.5845
ea06 1342 1342/1342 1342 ± 0 5.077 4.664/5.408 5.068 ± 0.4178
ea07 1342 1342/1342 1342 ± 0 5.628 5.28/5.981 5.745 ± 0.5807
ea08 1342 1342/1342 1342 ± 0 5.879 5.365/6.68 5.995 ± 0.7033
ea09 1342 1342/1342 1342 ± 0 5.599 4.97/6.121 5.598 ± 0.6946
ea10 1342 1342/1342 1342 ± 0 5.467 4.939/6.051 5.475 ± 0.6238
ea11 1342 1342/1342 1342 ± 0 5.458 5.115/6.12 5.609 ± 0.5936
ea12 1342 1342/1342 1342 ± 0 5.776 5.143/6.187 5.802 ± 0.6213
ea13 1342 1342/1342 1342 ± 0 5.953 5.536/6.237 5.946 ± 0.5683
ea14 1342 1342/1342 1342 ± 0 5.984 5.389/6.309 5.929 ± 0.6776
ea15 1342 1342/1342 1342 ± 0 5.416 4.841/6.021 5.516 ± 0.718
ea16 1342 1342/1342 1342 ± 0 6.162 5.552/6.646 6.144 ± 0.6444
ea17 1342 1342/1342 1342 ± 0.000001635 6.051 5.482/6.522 6.028 ± 0.5561
ea18 1342 1342/1342 1342 ± 0 4.772 4.702/5.602 5.121 ± 0.5219
ea19 1342 1342/1342 1342 ± 0 6.089 5.427/6.346 5.94 ± 0.5724
ea20 1342 1342/1342 1342 ± 0 5.878 5.401/6.4 5.986 ± 0.6748
ea21 1342 1342/1342 1342 ± 0 5.724 5.396/6.253 5.837 ± 0.5304
ea22 1342 1342/1342 1342 ± 0 5.615 5.048/6.263 5.67 ± 0.7249
ea23 1342 1342/1342 1342 ± 0 5.833 5.358/6.279 5.933 ± 0.656
ea25 1342 1342/1342 1342 ± 0 5.569 4.975/5.96 5.566 ± 0.5995
ea26 1342 1342/1342 1342 ± 0 5.626 5.202/6.142 5.701 ± 0.6474
ea27 1342 1342/1342 1342 ± 0.00003219 5.488 4.971/5.957 5.511 ± 0.5871
ea28 1342 1342/1342 1342 ± 0 5.817 5.537/6.512 5.919 ± 0.601
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 ± 0.00002663 5.202 4.91/5.361 5.153 ± 0.3243
3 1342 1342/1342 1342 ± 0.00002643 5.112 4.83/5.388 5.107 ± 0.3174
4 1342 1342/1342 1342 ± 0.00002876 4.968 4.769/5.182 4.998 ± 0.3095
5 1342 1342/1342 1342 ± 0.00002352 5.096 4.858/5.554 5.224 ± 0.3971
6 1342 1342/1342 1342 ± 0.0000235 5.067 4.949/5.273 5.102 ± 0.2536
7 1342 1342/1342 1342 ± 0.0000235 5.092 4.98/5.328 5.125 ± 0.2371
8 1342 1342/1342 1342 ± 0.0000235 5.195 4.959/5.361 5.131 ± 0.2806
9 1342 1342/1342 1342 ± 0.0000235 5.495 5.267/5.689 5.442 ± 0.3228
10 1342 1342/1342 1342 ± 0.00002394 5.882 5.674/6.093 5.852 ± 0.333
11 1342 1342/1342 1342 ± 0.0000235 6.052 5.928/6.217 6.033 ± 0.3163
12 1342 1342/1342 1342 ± 0.0000235 6.246 6.027/6.38 6.195 ± 0.2921
13 1342 1342/1342 1342 ± 0.0000235 6.671 6.515/6.818 6.643 ± 0.337
14 1342 1342/1342 1342 ± 0.00002394 6.857 6.654/7.071 6.815 ± 0.3639
15 1342 1342/1342 1342 ± 0.00002394 6.531 6.2/6.685 6.429 ± 0.353
16 1342 1342/1342 1342 ± 0.00003061 5.872 5.703/6.12 5.847 ± 0.2876
17 1342 1342/1342 1342 ± 0.00002859 5.929 5.784/6.101 5.886 ± 0.2886
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2025-03-07 22:31:38.662
End
2025-03-07 23:00:05.535
Duration
0:28:26.873
Note, WebLog generation is not included in the time.

CASA logs for stage 8