Mar 22, 2016 #1 AstroCody Messages 5 Reaction score 1 What was the diameter of the telescope that Charles Messier used to make the Messier Catalog?
Mar 22, 2016 #2 Borg Science Advisor Gold Member Messages 2,378 Reaction score 5,197 Messier telescope was a 100 mm (four inch) refracting telescope.
Mar 22, 2016 #4 Borg Science Advisor Gold Member Messages 2,378 Reaction score 5,197 You're welcome. It was pretty easy to google.
Mar 22, 2016 #5 AstroCody Messages 5 Reaction score 1 I would imagine. I tried finding it before but didn't search for the right thing.
Mar 22, 2016 #6 Borg Science Advisor Gold Member Messages 2,378 Reaction score 5,197 It happens. I was called a google master by someone on the forum once but there are still times when I can't find the chair that I'm sitting on.
It happens. I was called a google master by someone on the forum once but there are still times when I can't find the chair that I'm sitting on.
Mar 22, 2016 #7 glappkaeft Messages 334 Reaction score 208 SEDS has a page with information from a 1807 book listing the telescopes Messier used between 1765-69. http://messier.seds.org/xtra/history/m-scopes.html
SEDS has a page with information from a 1807 book listing the telescopes Messier used between 1765-69. http://messier.seds.org/xtra/history/m-scopes.html