View Single Post
  #14  
Old 02-07-2012, 08:05 PM
Astro_Bot's Avatar
Astro_Bot
Registered User

Astro_Bot is offline
 
Join Date: Jun 2012
Location: Brisbane
Posts: 1,605
Quote:
Originally Posted by h_ngm_n View Post
But it was a lot blurrier than the 20mm.
Probably that was what's called "seeing" - basically, the limit of magnification due to atmospheric disturbances. Typically, it's limited to 150-200x, but you may get around 300x on a really good night.
Reply With Quote