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

Statwt Summary Plot

VLASS3.2.sb45459544.eb46165741.60472.10038270833_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 5.427 5.198/6.197 5.567 ± 0.9169
ea02 1342 1342/1342 1342 ± 0.00001402 5.587 5.197/6.335 5.654 ± 0.856
ea03 1342 1342/1342 1342 ± 0.000006922 5.289 5.153/6.579 5.652 ± 0.8929
ea04 1342 1342/1342 1342 ± 0.00004535 5.093 4.832/5.958 5.256 ± 0.7521
ea05 1342 1342/1342 1342 ± 0.00004804 5.232 4.976/6.324 5.43 ± 0.9416
ea06 1342 1342/1342 1342 ± 0.00001225 4.889 4.75/5.86 5.257 ± 0.7785
ea07 1342 1342/1342 1342 ± 0.0000391 5.111 4.821/6.264 5.315 ± 1.055
ea08 1342 1342/1342 1342 ± 0.000009372 5.61 5.175/6.696 5.7 ± 1.025
ea09 1342 1342/1342 1342 ± 0.00004258 4.95 4.701/5.849 5.183 ± 0.7232
ea10 1342 1342/1342 1342 ± 0.00004984 4.865 4.515/5.963 5.119 ± 0.8462
ea11 1342 1342/1342 1342 ± 0.00004961 5.139 4.48/6.192 5.143 ± 0.9892
ea12 1342 1342/1342 1342 ± 0.00004403 5.044 4.78/6.032 5.207 ± 0.7804
ea14 1342 1342/1342 1342 ± 0.00004807 5.386 5.073/6.383 5.578 ± 0.838
ea15 1342 1342/1342 1342 ± 0.00004916 5.443 5.034/6.501 5.637 ± 0.9723
ea16 1342 1342/1342 1342 ± 0.000012 5.606 5.177/6.539 5.714 ± 0.9254
ea17 1342 1342/1342 1342 ± 0.00004463 5.52 5.08/6.401 5.615 ± 0.9787
ea18 1342 1342/1342 1342 ± 0.000005019 5.647 5.276/6.79 5.796 ± 0.9511
ea19 1342 1342/1342 1342 ± 0.00003517 5.094 4.974/6.428 5.466 ± 0.8237
ea20 1342 1342/1342 1342 ± 0.00004264 5.775 5.465/6.776 5.806 ± 1.027
ea21 1342 1342/1342 1342 ± 0.000006922 4.987 4.882/5.836 5.247 ± 0.6928
ea22 1342 1342/1342 1342 ± 0.00001128 5.51 5.052/6.383 5.483 ± 0.98
ea23 1342 1342/1342 1342 ± 0.00004906 5.452 4.954/6.274 5.546 ± 0.878
ea24 1342 1342/1342 1342 ± 0.00002258 5.085 4.97/6.441 5.525 ± 0.8468
ea25 1342 1342/1342 1342 ± 0.000008927 5.624 5.388/6.788 5.979 ± 0.9601
ea27 1342 1342/1342 1342 ± 0.00001416 5.157 4.889/6.351 5.455 ± 0.8093
ea28 1342 1342/1342 1342 ± 0.00002839 5.562 5.464/6.71 5.828 ± 0.9354
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 ± 0.00002348 5.083 4.879/5.214 5.09 ± 0.2547
3 1342 1342/1342 1342 ± 0.00003967 3.767 3.442/4.249 3.866 ± 0.6106
4 1342 1342/1342 1342 ± 0.00005772 3.722 3.601/3.881 3.729 ± 0.2097
5 1342 1342/1342 1342 ± 0.00002354 5.112 4.889/5.4 5.141 ± 0.3073
6 1342 1342/1342 1342 ± 0.00002348 5.08 4.835/5.332 5.09 ± 0.2806
7 1342 1342/1342 1342 ± 0.00002348 5.199 4.98/5.392 5.18 ± 0.2574
8 1342 1342/1342 1342 ± 0.00002348 5.155 4.992/5.41 5.176 ± 0.292
9 1342 1342/1342 1342 ± 0.00002348 5.489 5.277/5.701 5.49 ± 0.3029
10 1342 1342/1342 1342 ± 0.00002348 6.036 5.813/6.162 6.008 ± 0.2729
11 1342 1342/1342 1342 ± 0.00002348 6.305 6.145/6.419 6.275 ± 0.2736
12 1342 1342/1342 1342 ± 0.00002348 6.472 6.198/6.594 6.438 ± 0.3161
13 1342 1342/1342 1342 ± 0.00002378 6.82 6.497/7.08 6.817 ± 0.3329
14 1342 1342/1342 1342 ± 0.00003668 6.441 6.247/6.698 6.47 ± 0.4056
15 1342 1342/1342 1342 ± 0.00002348 6.723 6.337/7.019 6.681 ± 0.3547
16 1342 1342/1342 1342 ± 0.00006022 4.503 4.339/4.753 4.596 ± 0.3777
17 1342 1342/1342 1342 ± 0.00006102 4.55 4.383/4.76 4.595 ± 0.2899
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS3.2.sb45459544.eb46165741.60472.10038270833_split_split.ms
Start time
2025-07-23 04:36:00.544
End
2025-07-23 05:45:28.678
Duration
1:09:28.134
Note, WebLog generation is not included in the time.

CASA logs for stage 8