David Origanus

David Origanus or David Tost (9 July 1558, Glatz, Silesia – 11 July 1628/1629^[1], Frankfurt (Oder)) was a German astronomer and professor for Greek language and Mathematics at the University of Frankfurt (Oder), where he had also studied.

He observed numerous comets and published about Ephemeris in 1599 and 1609. In contrast to Tycho Brahe, he was convinced that the Earth rotates.^[2]

Works

• Novae motuum coelestium ephemerides Brandenburgicae, Frankfurt aO: Eichornius, 1609, „Praefatio"^[3]
• Ephemerides Novae Annorum XXXVI, Incipientes Ab Anno ... 1595, Quo Joannis Stadii maxime aberrare incipiunt, & desinentes in annum 1630: Quibus praemissa est Introductio Seu Compendiaria Ephemeridum Enarratio ... Eichornius, 1599 ^[4]

Notes

1. ^ David Tost died 1629
2. ^ Nicolaus Copernicus Gesamtausgabe: Biographia Copernicana p.155
3. ^ Harald Siebert: Die grosse kosmologische Kontroverse
4. ^ [1]

• Siegmund Günther (1887) (in German). "David Origanus". In Allgemeine Deutsche Biographie (ADB). 24. Leipzig: Duncker & Humblot. p. 422–422.

Persondata
Name	Origanus, David
Alternative names
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Date of birth	1558
Place of birth
Date of death	1628
Place of death