What causes rare rainbow arcs? – Sixty Symbols

From Sixty Symbols.

Professor Mike Merrifield discusses semi-rare circumzenithal arcs and even rarer supralateral arcs.
More links and info below ↓ ↓ ↓

More videos with Professor Merrifield: http://bit.ly/Merrifield_Playlist
More weather-type videos like this one: http://bit.ly/Weather_Videos

HaloSim: https://www.atoptics.co.uk/halo/halfeat.htm

Astronomy Picture of the Day featuring arcs by Magnus Edback: https://apod.nasa.gov/apod/ap181221.html

Mike on Twitter: https://twitter.com/astromikemerri
Brady on Twitter: https://twitter.com/BradyHaran

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