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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.346 5.028/5.828 5.462 ± 0.5165
ea02 1342 1342/1342 1342 ± 0 5.629 5.145/6.219 5.7 ± 0.6287
ea04 1342 1342/1342 1342 ± 0 5.161 4.82/5.83 5.38 ± 0.5643
ea05 1342 1342/1342 1342 ± 0 5.516 5.076/6.066 5.617 ± 0.6023
ea06 1342 1342/1342 1342 ± 0 4.799 4.545/5.199 4.883 ± 0.3948
ea07 1342 1342/1342 1342 ± 0 5.643 5.248/5.985 5.718 ± 0.5404
ea08 1342 1342/1342 1342 ± 0 5.595 5.254/6.398 5.848 ± 0.6468
ea09 1342 1342/1342 1342 ± 0 5.507 5.021/6.109 5.609 ± 0.6383
ea10 1342 1342/1342 1342 ± 0.00002348 5.649 5.041/6.299 5.668 ± 0.6595
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.487 5.073/6.134 5.685 ± 0.6396
ea13 1342 1342/1342 1342 ± 0 5.835 5.425/6.135 5.878 ± 0.5003
ea14 1342 1342/1342 1342 ± 0 5.577 5.034/6.131 5.622 ± 0.6232
ea15 1342 1342/1342 1342 ± 0 5.299 4.835/5.922 5.447 ± 0.6618
ea16 1342 1342/1342 1342 ± 0 5.875 5.377/6.314 5.947 ± 0.7116
ea17 1342 1342/1342 1342 ± 0 5.639 5.225/6.142 5.778 ± 0.6061
ea18 1342 1342/1342 1342 ± 0 4.806 4.517/5.363 4.954 ± 0.516
ea19 1342 1342/1342 1342 ± 0 5.633 5.216/6.199 5.771 ± 0.5902
ea20 1342 1342/1342 1342 ± 0 5.812 5.358/6.451 5.927 ± 0.6594
ea21 1342 1342/1342 1342 ± 0 5.463 5.127/6.067 5.6 ± 0.5759
ea22 1342 1342/1342 1342 ± 0 5.53 5.062/6.157 5.626 ± 0.6381
ea23 1342 1342/1342 1342 ± 0 5.659 5.185/6.208 5.79 ± 0.6623
ea25 1342 1342/1342 1342 ± 0 5.449 4.935/5.931 5.44 ± 0.583
ea26 1342 1342/1342 1342 ± 0 5.849 5.36/6.431 5.919 ± 0.6686
ea27 1342 1342/1342 1342 ± 0.00003343 5.384 5.037/6.107 5.54 ± 0.5683
ea28 1342 1342/1342 1342 ± 0 5.446 5.144/6.234 5.653 ± 0.623
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 ± 0.00002429 5.037 4.904/5.295 5.058 ± 0.2311
3 1342 1342/1342 1342 ± 0.00002429 4.906 4.784/5.157 4.952 ± 0.2344
4 1342 1342/1342 1342 ± 0.00002483 5.078 4.886/5.253 5.046 ± 0.2983
5 1342 1342/1342 1342 ± 0.00002429 5.131 4.924/5.198 5.083 ± 0.293
6 1342 1342/1342 1342 ± 0.00002429 5.093 4.926/5.244 5.062 ± 0.2752
7 1342 1342/1342 1342 ± 0.00002429 5.076 4.964/5.239 5.093 ± 0.2353
8 1342 1342/1342 1342 ± 0.00002429 5.136 4.896/5.233 5.069 ± 0.2666
9 1342 1342/1342 1342 ± 0.00002429 5.399 5.252/5.623 5.368 ± 0.2959
10 1342 1342/1342 1342 ± 0.00002429 5.788 5.678/6.01 5.788 ± 0.3101
11 1342 1342/1342 1342 ± 0.00002429 6.092 5.905/6.148 6.004 ± 0.3191
12 1342 1342/1342 1342 ± 0.00002429 6.234 6.035/6.372 6.166 ± 0.3357
13 1342 1342/1342 1342 ± 0.00002429 6.593 6.484/6.764 6.569 ± 0.3477
14 1342 1342/1342 1342 ± 0.00002429 6.823 6.571/6.907 6.718 ± 0.3864
15 1342 1342/1342 1342 ± 0.00002429 6.392 6.202/6.537 6.321 ± 0.3481
16 1342 1342/1342 1342 ± 0.0000333 5.766 5.607/6.01 5.777 ± 0.2975
17 1342 1342/1342 1342 ± 0.00003332 5.844 5.63/5.983 5.799 ± 0.2933
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 05:38:14.887
End
2024-12-31 06:42:26.871
Duration
1:04:11.984
Note, WebLog generation is not included in the time.

CASA logs for stage 8