Browsing Tag »Placidus«

A short guide to Ptolemaic primary directions

October 30, 2009

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Reading here and there I see that primary directions are seen as very difficult and occult. It is not like that. Ideas which are behind are very easy to grasp, and modern software can do all the calculation for us: on the other hand people who have learned them generally use them as a way to [...]

Placidus and the Part of Fortune

May 2, 2009

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As many of us know, Placido Titi did use his own calculation of Part of Fortune, which he took from Adriano Negusanzio “nobleman from Fano, very expert both in the astrological doctrine according the true doctrine of Ptolemy, and in natural science and in the other secrets of nature… “ In his Canon de Parte Fortunae, [...]

Which is the true moment of birth: Placidus and animodar

January 27, 2009

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As we saw in these days with Obama’s oath(s) – the first problem for an astrologer is determining the true  moment of birth, whatever event we are talking about. Placidus writes some interesting considerations in his Coelestis Philosophia (1650):