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    Re: The "geography" of local space —Ian Sinclair
   Can one of you budding astronomers tell me how many light years are equal to a parsec? <ICS> (25 years ago, 5-Nov-99, to lugnet.space)
   
        Re: The "geography" of local space —Mark Helmlinger
   Hi, just noodling around. Websters gives it as 1pc = 3.27ly It's the distance an ange of one minute subtends at a distance of one au. Don't be afraid of a little trig. au means astronomical unit. Lookit up. Would you like to know how to derive a (...) (25 years ago, 5-Nov-99, to lugnet.space)
   
        Re: The "geography" of local space —Ian Sinclair
   (...) Thanks for the answer. (...) I'm not sure what you're asking here. (...) Very cool Mark. I heard astronomers had proved the existence of several large planets around a nearby star, but had no idea JPL could build a telescope to image them. (...) (25 years ago, 5-Nov-99, to lugnet.space)
 

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