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On Thu, 06 Mar 2003 10:10:53 -0500, Daniel Ajoy wrote:
> On 5 Mar 2003 at 9:00, Daniel Ajoy wrote:
>
>> And to the original poster, when I was young I tried
>> to make astronomically correct planet-paths but you
>> should see how much the true eccentricity factors
>> of the ellipses affect the circularity the the paths.
>> It almost can't be noticed. If the true paths were
>> very flat (like in teachers' drawings) humans wouldn't
>> survive it.
>>
>
> Here is a site that explains it all:
>
> http://science.nasa.gov/headlines/y2001/ast04jan_1.htm
>
> Ok. Pluto is a "bit" eccentric but not the others
> (graph attached)
>
> Perihelion Distance. closest point to the Sun
> Aphelion Distance. farthest point from the Sun
>
> If they had circular orbits the Perihelion Distance and the
> Aphelion Distance would be exactly the same.
>
> Daniel
>
>
A video stating this important point:
http://www.ted.com/index.php/talks/jonathan_drori_on_what_we_think_we_know.html
Daniel
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