David Origanus or David Tost (9 July 1558 – 11 July 1628/29) was a German astronomer and professor for

Greek language Greek (, ; , ) is an Indo-European languages, Indo-European language, constituting an independent Hellenic languages, Hellenic branch within the Indo-European language family. It is native to Greece, Cyprus, Italy (in Calabria and Salento), south ...

and

Mathematics Mathematics is a field of study that discovers and organizes methods, Mathematical theory, theories and theorems that are developed and Mathematical proof, proved for the needs of empirical sciences and mathematics itself. There are many ar ...

at the Viadrina University in

Frankfurt (Oder) Frankfurt (Oder), also known as Frankfurt an der Oder (, ; Central Marchian: ''Frankfort an de Oder,'' ) is the fourth-largest city in the German state of Brandenburg after Potsdam, Cottbus and Brandenburg an der Havel. With around 58,000 inh ...

, where he had also studied. Tost was born in Glatz (Kladsko),

Bohemia Bohemia ( ; ; ) is the westernmost and largest historical region of the Czech Republic. In a narrow, geographic sense, it roughly encompasses the territories of present-day Czechia that fall within the Elbe River's drainage basin, but historic ...

(now Kłodzko in southern

Poland Poland, officially the Republic of Poland, is a country in Central Europe. It extends from the Baltic Sea in the north to the Sudetes and Carpathian Mountains in the south, bordered by Lithuania and Russia to the northeast, Belarus and Ukrai ...

). During his scientific career he observed numerous

comet A comet is an icy, small Solar System body that warms and begins to release gases when passing close to the Sun, a process called outgassing. This produces an extended, gravitationally unbound atmosphere or Coma (cometary), coma surrounding ...

s and published about Ephemeris in 1599 and 1609. In contrast to

Tycho Brahe Tycho Brahe ( ; ; born Tyge Ottesen Brahe, ; 14 December 154624 October 1601), generally called Tycho for short, was a Danish astronomer of the Renaissance, known for his comprehensive and unprecedentedly accurate astronomical observations. He ...

, he was convinced that the Earth rotates. He died in Frankfurt (Oder), aged 71.

Works

* ''Novae motuum coelestium ephemerides Brandenburgicae'', Frankfurt aO: Eichornius, 1609, „Praefatio" * ''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, 1599https://books.google.com/books?id=RXg6MgAACAAJ&dq=Origanus+novae+Eichornius&lr=

Notes

External links

{{DEFAULTSORT:Origanus, David 16th-century German astronomers 16th-century German mathematicians People from Kłodzko European University Viadrina alumni Academic staff of European University Viadrina 1558 births 1628 deaths 17th-century German astronomers People from the Habsburg monarchy