What power telescope would a person need to pick up Pluto?
Posted January 4th, 2010 by admin 5 Comments »
David C asked:
I have a 12″ Dobsonian telescope with a focal length of 1500mm and an f-stop of 5. And what magnitude is Pluto anyway? No jokes about its being ostricized as a planet please.
I have a 12″ Dobsonian telescope with a focal length of 1500mm and an f-stop of 5. And what magnitude is Pluto anyway? No jokes about its being ostricized as a planet please.