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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.586 5.263/5.934 5.635 ± 0.4324
ea02 1342 1342/1342 1342 ± 0 5.761 5.4/6.335 5.915 ± 0.5402
ea04 1342 1342/1342 1342 ± 0 5.562 5.216/6.052 5.679 ± 0.5179
ea05 1342 1342/1342 1342 ± 0 5.289 4.982/5.621 5.32 ± 0.398
ea06 1342 1342/1342 1342 ± 0 4.89 4.766/5.225 4.965 ± 0.2912
ea07 1342 1342/1342 1342 ± 0 5.602 5.37/5.957 5.695 ± 0.4449
ea08 1342 1342/1342 1342 ± 0 5.637 5.407/6.219 5.789 ± 0.4694
ea09 1342 1342/1342 1342 ± 0 5.439 5.079/5.859 5.484 ± 0.4513
ea10 1342 1342/1342 1342 ± 0 5.158 5.039/5.879 5.419 ± 0.4413
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.736 5.404/6.054 5.806 ± 0.4546
ea13 1342 1342/1342 1342 ± 0 5.839 5.584/6.112 5.91 ± 0.4298
ea14 1342 1342/1342 1342 ± 0 5.432 5.059/5.961 5.495 ± 0.5375
ea15 1342 1342/1342 1342 ± 0 5.826 5.324/6.241 5.872 ± 0.579
ea16 1342 1342/1342 1342 ± 0 5.567 5.312/5.985 5.698 ± 0.4887
ea17 1342 1342/1342 1342 ± 0 5.459 5.322/5.812 5.568 ± 0.3584
ea18 1342 1342/1342 1342 ± 0 4.78 4.543/5.045 4.825 ± 0.325
ea19 1342 1342/1342 1342 ± 0 5.426 5.083/5.813 5.457 ± 0.3679
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.523 5.315/6.157 5.71 ± 0.4866
ea22 1342 1342/1342 1342 ± 0 4.971 4.77/5.529 5.116 ± 0.4803
ea23 1342 1342/1342 1342 ± 0 6.027 5.587/6.715 6.136 ± 0.6474
ea25 1342 1342/1342 1342 ± 0 5.602 5.329/6.12 5.728 ± 0.5308
ea26 1342 1342/1342 1342 ± 0 5.704 5.433/6.273 5.873 ± 0.4866
ea27 1342 1342/1342 1342 ± 0.00003181 5.341 5.087/5.923 5.46 ± 0.4302
ea28 1342 1342/1342 1342 ± 0 5.756 5.479/6.515 5.92 ± 0.6103
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 5.36 5.212/5.502 5.351 ± 0.2545
3 1342 1342/1342 1342 ± 0.00002439 5.288 5.038/5.453 5.241 ± 0.2744
4 1342 1342/1342 1342 ± 0.00002626 5.083 4.88/5.403 5.098 ± 0.3102
5 1342 1342/1342 1342 ± 0.00002439 5.311 4.997/5.45 5.243 ± 0.2933
6 1342 1342/1342 1342 ± 0.00002439 5.099 5.013/5.311 5.133 ± 0.25
7 1342 1342/1342 1342 ± 0.00002439 5.269 5.059/5.346 5.2 ± 0.2624
8 1342 1342/1342 1342 ± 0.00002439 5.233 4.989/5.357 5.151 ± 0.2968
9 1342 1342/1342 1342 ± 0.00002439 5.456 5.182/5.626 5.383 ± 0.3332
10 1342 1342/1342 1342 ± 0.00002439 5.798 5.516/6.007 5.745 ± 0.3273
11 1342 1342/1342 1342 ± 0.00002439 5.938 5.768/6.169 5.924 ± 0.3386
12 1342 1342/1342 1342 ± 0.00002439 6.04 5.953/6.198 5.979 ± 0.4954
13 1342 1342/1342 1342 ± 0.00002439 6.444 6.113/6.682 6.385 ± 0.4298
14 1342 1342/1342 1342 ± 0.00002439 6.619 6.193/6.801 6.484 ± 0.4625
15 1342 1342/1342 1342 ± 0.00002439 6.228 5.844/6.423 6.134 ± 0.436
16 1342 1342/1342 1342 ± 0.00003224 5.65 5.381/5.898 5.58 ± 0.3535
17 1342 1342/1342 1342 ± 0.00002824 5.524 5.306/5.772 5.525 ± 0.3634
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
output_dir
 
Start time
2024-12-10 03:36:52.487
End
2024-12-10 04:09:36.939
Duration
0:32:44.452
Note, WebLog generation is not included in the time.

CASA logs for stage 8