Joint Annual Meeting of ÖPG and SPS 2021

Session

450th Anniversary of Johannes Kepler

3 Sept 2021, 11:15

Room A

Description

This session is public and will also be streamed under the following link:
https://lms.uibk.ac.at/url/RepositoryEntry/5058101302?guest=true&lang=de

163. 【31】Kepler, Brahe, and Bürgi: To measure and calculate the celestial bodies

Peter Ullrich (Universität Koblenz-Landau, Campus Koblenz)

03/09/2021, 11:15

Special: 450th Anniversary of Johannes Kepler (1571-1630)

Talk

With his three laws on planetary motion, Johannes Kepler (1571-1630) laid the foundations of modern astrophysics. He discovered them at Prague at the beginning of the 17th century when he compiled the Rudolfinean Tables, a collection for astronomical calculations. They were based on data from Tycho Brahe's (1546-1601) large astronomical observatory on the island of Hven. Third in the group was...

448. 【32】Johannes Kepler – from Planets to Dark Matter

Prof. Arnold Hanslmeier (Universität Graz)

03/09/2021, 12:00

Talk

Johannes Kepler was the first who described the motions of the planets correctly. He no longer considered circular orbits but he introduced elliptical orbits which was quite revolutionary at his time.
The orbits can be described by his famous three laws. In this lecture we mainly consider Kepler’s third law. It enables us to determine one of the most important parameters in Astrophysics, the...