The Circumzenithal Arc
Comet 2004 Q2 (Machholz)
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Two-day-old Moon
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Solar Halo Display of Jan. 17, 2004
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The Pleiades
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My AstroWeb
The circumzenithal arc, a solar halo phenomenon, as seen
from Manhattan, New York on January 7, 2005.
E-mail to tonyhoffman [at] earthlink [dot] net