Solar Disk In H-alpha | Mike Borman

Mike Borman
Location of photo
Evansville,, Indiana, USA
Date/Time of photo
August 30, 2013 at 2:30pm CDT
Televue 102iis refractor, Coronado SM90 h-alpha filter with BF30, Point Grey Research Grasshopper 3 camera, Celestron CGE Pro german equatorial mount.
Some nice sunspot activity, a large dark filament, and several interesting prominences.
All comments must follow the Sky & Telescope Terms of Use and will be moderated prior to posting. Please be civil in your comments. Sky & Telescope reserves the right to use the comments we receive, in whole or in part, and to use the commenter’s username, in any medium. See also the Terms of Use and Privacy Policy.


This site uses Akismet to reduce spam. Learn how your comment data is processed.