May 20, 2012, 17:50 Pacific Daylight Time.
Annular Eclipse of the Sun, prior to local maximum of 83%
(Sun went behind the trees shortly after this image).
APM115/805 with FF32 flattener, Baader white light solarfilm,
and Astrodon Ha filter (3nm). Apogee U8300 camera, cooled
to -13C. Single frame, 0.15 seconds.
Monochrome color added.