Open peterhurford opened 9 years ago
http://cleardarksky.com/c/CincinnatiOHkey.html?1 http://en.wikipedia.org/wiki/Bortle_scale http://georgewright.org/184albers.pdf
http://www.youcanseethemilkyway.com/#how-to-see-the-milky-way
http://cleardarksky.com/c/CincinnatiOHkey.html?1 http://en.wikipedia.org/wiki/Bortle_scale http://georgewright.org/184albers.pdf