Helical and Parhelical arcs, Taken by Andy Burns on May 7, 2025 @ Chippenham, Wiltshire, UK
Eyes on the Sky
SPACEWEATHER.COM NEWS: 05/10/2025
COMPLETE PARHELIC CIRCLE: May 7th was a special day for atmospheric optics in England. First, John Dartnell of North Wiltshire looked up and saw an oval sun halo. Then, Andy Burns of Chippenham saw the same oval plus a complete parhelic circle. It’s the giant ring at the top of this wide-angle photo:
