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B Diameter of Charles Messier's Telescope

  1. Mar 22, 2016 #1
    What was the diameter of the telescope that Charles Messier used to make the Messier Catalog?
     
  2. jcsd
  3. Mar 22, 2016 #2

    Borg

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    Messier telescope was a 100 mm (four inch) refracting telescope.
     
  4. Mar 22, 2016 #3
    Thanks for the answer.
     
  5. Mar 22, 2016 #4

    Borg

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    You're welcome. It was pretty easy to google.
     
  6. Mar 22, 2016 #5
    I would imagine. I tried finding it before but didn't search for the right thing.
     
  7. Mar 22, 2016 #6

    Borg

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    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. :oldtongue:
     
  8. Mar 22, 2016 #7
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