Re: RA/DEC Reference

From: Jonathan T Wojack (
Date: Wed Sep 05 2001 - 15:29:52 EDT

> >For celestial co-ordinates, there is only one reference point.  It 
> is
> >sufficient to list an RA/Dec without declaring any reference.
> Not so.  I use J2000 when reporting positions.  Others may still use
> 1950.

Even so, isn't the difference between 1950 and 2000 generally negligle
for satellite tracking and data-collection?  Of course, it's best to use
the most recent coordinates, I know that....

Jonathan T. Wojack       
39.706d N   75.683d W  
4 hours behind UT (-4)

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This archive was generated by hypermail 2b29 : Thu Sep 20 2001 - 17:55:52 EDT