skywatcher 8" dobsonian owners

[dobbie]

Hi all, could anybody tell me the circumference of  a 8" dobsonian   tube in cm please  thanks John.  

[Jimtheslim]

63.8048cm or

0.0156 miles or 0.1248 furlongs

[dobbie]

Cheers Jim I think the furlongs nailed it, ?

[Guest]

or simply 4.265087444e-12 AU of course

[Jimtheslim]

are you considering buying one?

[GimmeAMoonlite]

I have a SkyWatcher 8 inch dob, and the circumference is 75 centmetres.

[Rebus]

A bit late maybe, but as per the previous comment, the correct answer is 75 cm - The figure 'Jimtheslim' gave was for an 8" tube. The mirror is 8" but the tube it is in is slightly larger.