Stacked from 31 images. Method=B (R=8,S=4)
Stacked from 60 images. Method=B (R=8,S=4)
Stacked from 23 images. Method=B (R=8,S=4)
Stacked from 93 images. Method=A (R=8,S=4)
Stacked from 76 images. Method=A (R=8,S=4)
Stacked from 33 images. Method=C (S=4)
Stacked from 4 images. Method=B (R=8,S=4)