They began appearing in the late 90's and were coined "hole punch".

They became somewhat frequent around the world through the 2000's. There have been no reports of them since shortly after the crazy Russian one a few years ago that many were believing was some sort of alien thing.

Where are they today? And where have all the major sundog and halo's gone? there are reports of faint sundogs and faint and brief halos but not the strong, long lasting ones that were occurring throughout the nineties and 2000's.