Jaan Einasto

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Jaan Einasto (2012)

Jaan Einasto (born February 23, 1929 in Tartu ) is an Estonian astrophysicist.

Einasto received his doctorate in Tartu in 1955 (candidate degree) and habilitated in 1972 (doctoral degree in the Russian system). From 1952 to 1998 he was at the astronomical observatory in Tartu (from 1977 as head of the cosmology department) and from 1992 was professor of cosmology at the University of Tartu .

Einasto's research group published the catalog of Superclusters of galaxies in the 2dF redshift survey .

In 1963 he introduced the Einasto profile for density distribution z. B. of star and galaxy populations.

At the beginning of the 1970s he found clear evidence of a halo of dark matter around the galaxy from the modeling of galaxies and their rotation , as independently Kenneth C. Freeman at the same time .

In 2009 he received the Marcel Grossmann Award for pioneering work in the discovery of dark matter and large structures in the cosmos (cosmic web) and funding for research into the history of the observatory in Tartu . For 2014 he was awarded the Gruber Prize for Cosmology .

The asteroid (11577) Einasto was named after him. He is a member of the Academia Europaea and the Royal Astronomical Society . For a long time he was head of the Physics and Astronomy Section of the Estonian Academy of Sciences .

Works

  • A List of hypergalaxies. Tartu: Academy of Sciences of the Estonian SSR, Institute of Astrophysics and Atmospheric Physics, Struve Astrophysical Observatory, 1977.

Web links

Individual evidence

  1. Gruber Prize 2014
  2. ^ Grossmann Prize laudation
  3. Roster: Jaan Einasto. Academia Europaea, accessed on August 24, 2017 .