[FoRK] Astronomy units question
joe at barrera.org
Thu Apr 14 13:09:13 PDT 2005
Eugen Leitl wrote:
> On Thu, Apr 14, 2005 at 12:49:35PM -0700, Joe Barrera wrote:
> > What units are they using in this article?
> > http://www.spaceref.com/news/viewsr.html?pid=16144
> > The radius of the disk is at least 43" (330 AU), 70" (543 AU), and
> > 105" (815 AU) in extent at 24, 70 and 160 um, respectively.
> > 815 AU is 112 light-hours, according to google,
> AU is astronomical units, I presume
I know what an AU is!!!!
I'm asking what the " is supposed to represent.
It sure isn't inches.
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