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On Sat, 16 Dec 2006 03:13:38 -0700, Geoffrey Kolbe 
wrote:

> The other eight diagrams in the picture repeat the ideal plot, but
> superimposed in blue are the eight possible scenarios drawn where
> each LOP has an error either away from or towards the celestial body.
> The cocked hat in each of these diagrams is filled in in light blue.
> It will be noted that only two of the eight cocked hats include the
> actual position. For the other six diagrams, there is no way to draw
> the LOPs to include the actual position whilst maintaining the
> combination of LOP errors represented in those diagrams.
> Where random error dominates, the chance of your cocked hat including
> the actual position is just 1 in 4.
>
Thanks, it's a very good diagram, and has cleared my last doubts away.


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Richard . . .
Using Opera's e-mail client since Dialog, "the Dog", died.

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