The Halo Vault

Before leaving for work yesterday, I saw some cirrus clouds moving in and in a short time later 18 and 23d halos along 18d plate arcs, and b...

There was an odd radii halos outbreak in the Czech Republic and Hungary in the past few days. Multiple rare halo forms were captured. ...

While on break time at work I decided to check the sky and saw a 22d halo with a rather suspicious brightening that encircled the lower ...

Lower 23 plate arc is a rare halo, that, as far as I am aware, has been observed and photographed only once. This was in Chile on 28. No...