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

Statwt Summary Plot

VLASS2.1.sb38719425.eb38722999.59135.57082381945_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 5.763 5.411/6.315 5.857 ± 0.5957
ea02 1342 1342/1342 1342 ± 0.00001333 6.162 5.657/6.77 6.254 ± 0.7242
ea03 1342 1342/1342 1342 ± 0 5.491 4.935/6.154 5.582 ± 0.6713
ea04 1342 1342/1342 1342 ± 0 5.792 5.378/6.487 5.91 ± 0.5866
ea05 1342 1342/1342 1342 ± 0 6.152 5.51/6.655 6.021 ± 0.6195
ea06 1342 1342/1342 1342 ± 0 5.033 4.902/5.45 5.159 ± 0.342
ea07 1342 1342/1342 1342 ± 0 6.184 5.633/6.42 6.175 ± 0.6216
ea08 1342 1342/1342 1342 ± 0.0000152 6.029 5.719/6.864 6.265 ± 0.7526
ea09 1342 1342/1342 1342 ± 0 5.988 5.485/6.627 6.045 ± 0.749
ea10 1342 1342/1342 1342 ± 0 6.161 5.554/6.935 6.199 ± 0.7622
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.994 5.599/6.576 6.157 ± 0.6225
ea13 1342 1342/1342 1342 ± 0 6.265 6.032/6.593 6.383 ± 0.5343
ea14 1342 1342/1342 1342 ± 0 6.167 5.484/6.64 6.109 ± 0.702
ea15 1342 1342/1342 1342 ± 0 6.064 5.714/6.762 6.3 ± 0.7084
ea16 1342 1342/1342 1342 ± 0 6.234 5.772/6.93 6.408 ± 0.7742
ea17 1342 1342/1342 1342 ± 0.00001358 6.517 5.979/7.392 6.642 ± 0.7301
ea18 1342 1342/1342 1342 ± 0 5.124 4.809/5.64 5.22 ± 0.5355
ea19 1342 1342/1342 1342 ± 0 5.866 5.452/6.554 6.074 ± 0.6606
ea20 1342 1342/1342 1342 ± 0 6.122 5.764/6.789 6.245 ± 0.626
ea23 1342 1342/1342 1342 ± 0 6.167 5.641/6.608 6.22 ± 0.6924
ea25 1342 1342/1342 1342 ± 0.000002182 5.838 5.498/6.329 5.94 ± 0.5972
ea26 1342 1342/1342 1342 ± 0 6.329 5.947/7.022 6.485 ± 0.7828
ea27 1342 1342/1342 1342 ± 0.00001087 5.763 5.518/6.62 5.953 ± 0.6754
ea28 1342 1342/1342 1342 ± 0.00002832 5.61 5.398/6.391 5.83 ± 0.6903
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 ± 0.00002439 5.598 5.47/5.851 5.601 ± 0.2997
3 1342 1342/1342 1342 ± 0.00002574 5.283 4.953/5.522 5.241 ± 0.3567
4 1342 1342/1342 1342 ± 0.00002495 5.34 5.124/5.46 5.263 ± 0.3419
5 1342 1342/1342 1342 ± 0.00002439 5.485 5.336/5.675 5.476 ± 0.3276
6 1342 1342/1342 1342 ± 0.00002439 5.581 5.381/5.784 5.533 ± 0.3461
7 1342 1342/1342 1342 ± 0.00002439 5.582 5.456/5.749 5.565 ± 0.3176
8 1342 1342/1342 1342 ± 0.00002439 5.528 5.344/5.695 5.502 ± 0.3424
9 1342 1342/1342 1342 ± 0.00002439 5.788 5.578/6.1 5.789 ± 0.3811
10 1342 1342/1342 1342 ± 0.00002439 6.219 6.062/6.516 6.203 ± 0.3666
11 1342 1342/1342 1342 ± 0.00002439 6.547 6.287/6.724 6.447 ± 0.3937
12 1342 1342/1342 1342 ± 0.00002439 6.682 6.445/6.858 6.631 ± 0.4303
13 1342 1342/1342 1342 ± 0.00002439 7.145 6.981/7.265 7.08 ± 0.4478
14 1342 1342/1342 1342 ± 0.00002439 7.382 7.103/7.62 7.29 ± 0.5001
15 1342 1342/1342 1342 ± 0.00002439 6.969 6.671/7.203 6.867 ± 0.4897
16 1342 1342/1342 1342 ± 0.00003524 6.233 6.011/6.441 6.197 ± 0.4342
17 1342 1342/1342 1342 ± 0.00002829 6.276 5.994/6.497 6.229 ± 0.4218
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38719425.eb38722999.59135.57082381945_split_split.ms
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-11 08:21:09.746
End
2025-01-11 09:29:11.938
Duration
1:08:02.192
Note, WebLog generation is not included in the time.

CASA logs for stage 8