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Dunn or Lalande?
From: Ducruy Jacques
Date: 2015 Sep 30, 09:18 -0700

Hello,

You know the method of Dunn for calculate the latitude by double altitude (with two calculation of HA for each altitude).

But it seems that Lalande had the same idea : have you more information on this subject ?

Thank you in advance.

Best Regards

Jacques

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