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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.457 5.383/6.062 5.693 ± 0.4787
ea02 1342 1342/1342 1342 ± 0.00001015 5.892 5.424/6.454 5.938 ± 0.5751
ea04 1342 1342/1342 1342 ± 0 5.586 5.308/6.087 5.75 ± 0.4684
ea05 1342 1342/1342 1342 ± 0 5.951 5.426/6.351 5.887 ± 0.5216
ea06 1342 1342/1342 1342 ± 0 3.162 3.077/3.418 3.225 ± 0.1827
ea07 1342 1342/1342 1342 ± 0 5.631 5.512/5.872 5.638 ± 0.1957
ea08 1342 1342/1342 1342 ± 0.00001586 5.911 5.598/6.639 6.097 ± 0.6411
ea09 1342 1342/1342 1342 ± 0 5.016 4.861/5.49 5.179 ± 0.3983
ea10 1342 1342/1342 1342 ± 0 5.688 5.378/6.415 5.855 ± 0.5339
ea11 1342 1342/1342 1342 ± 0 5.862 5.527/6.482 6.029 ± 0.5443
ea12 1342 1342/1342 1342 ± 0 6.064 5.543/6.489 6.091 ± 0.522
ea13 1342 1342/1342 1342 ± 0 5.797 5.683/6.158 5.982 ± 0.4205
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.067 4.896/5.214 5.086 ± 0.3215
ea17 1342 1342/1342 1342 ± 0.00001208 6.167 5.835/6.654 6.291 ± 0.539
ea18 1342 1342/1342 1342 ± 0 5.213 4.991/5.697 5.358 ± 0.4034
ea19 1342 1342/1342 1342 ± 0 6.589 6.312/6.865 6.629 ± 0.3486
ea21 1342 1342/1342 1342 ± 0 5.876 5.475/6.345 5.927 ± 0.5331
ea22 1342 1342/1342 1342 ± 0.00000914 5.313 5.109/6.178 5.574 ± 0.5629
ea23 1342 1342/1342 1342 ± 0 6.041 5.56/6.479 6.079 ± 0.5712
ea25 1342 1342/1342 1342 ± 0 5.495 5.374/5.532 5.476 ± 0.1785
ea26 1342 1342/1342 1342 ± 0 5.759 5.659/6.632 6.066 ± 0.5466
ea27 1342 1342/1342 1342 ± 0.00001795 5.635 5.423/6.398 5.836 ± 0.5127
ea28 1342 1342/1342 1342 ± 0.00002577 5.735 5.513/6.508 5.942 ± 0.6056
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 ± 0.000026 5.553 5.398/5.762 5.507 ± 0.3346
3 1342 1342/1342 1342 ± 0.00003231 5.236 5.018/5.555 5.28 ± 0.3147
4 1342 1342/1342 1342 ± 0.000026 5.411 5.301/5.668 5.426 ± 0.3211
5 1342 1342/1342 1342 ± 0.000026 5.513 5.314/5.622 5.462 ± 0.2757
6 1342 1342/1342 1342 ± 0.000026 5.468 5.185/5.557 5.398 ± 0.2662
7 1342 1342/1342 1342 ± 0.000026 5.458 5.321/5.56 5.406 ± 0.2391
8 1342 1342/1342 1342 ± 0.000026 5.457 5.181/5.53 5.37 ± 0.2967
9 1342 1342/1342 1342 ± 0.000026 5.698 5.37/5.85 5.613 ± 0.3616
10 1342 1342/1342 1342 ± 0.000026 6.076 5.847/6.171 5.839 ± 0.647
11 1342 1342/1342 1342 ± 0.000026 6.27 5.94/6.424 6.023 ± 0.7554
12 1342 1342/1342 1342 ± 0.000026 6.46 6.064/6.508 6.167 ± 0.7654
13 1342 1342/1342 1342 ± 0.000026 6.783 6.465/6.971 6.516 ± 0.8089
14 1342 1342/1342 1342 ± 0.000026 6.868 6.6/7.108 6.642 ± 0.833
15 1342 1342/1342 1342 ± 0.000026 6.406 6.182/6.608 6.167 ± 0.801
16 1342 1342/1342 1342 ± 0.00003674 5.61 5.225/5.979 5.511 ± 0.7207
17 1342 1342/1342 1342 ± 0.00003124 5.689 5.293/6.03 5.56 ± 0.7007
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-03-29 07:52:04.445
End
2024-03-29 08:59:56.241
Duration
1:07:51.795
Note, WebLog generation is not included in the time.

CASA logs for stage 7