Heinrich Siedentopf
Encyclopedia
Heinrich Friedrich Siedentopf (December 1, 1906–November 28, 1963) was a German
Germany
Germany , officially the Federal Republic of Germany , is a federal parliamentary republic in Europe. The country consists of 16 states while the capital and largest city is Berlin. Germany covers an area of 357,021 km2 and has a largely temperate seasonal climate...

 astronomer and physicist.

He was born in Hannover. In 1930 he became an assistant to Heinrich Vogt, then joined the national observatory in Heidelberg
Heidelberg
-Early history:Between 600,000 and 200,000 years ago, "Heidelberg Man" died at nearby Mauer. His jaw bone was discovered in 1907; with scientific dating, his remains were determined to be the earliest evidence of human life in Europe. In the 5th century BC, a Celtic fortress of refuge and place of...

. Between 1940–46 he was a Professor of Astronomy at the University of Jena, and director of the observatory. In 1949 he was a professor at the University of Tübingen, where he later died of a heart attack.

Professor Siedentopf published a total of 146 papers and a textbook. He studied cosmology, stellar convection,
photometry and the Zodiacal light. In 1934 he developed an adjustable iris for the Stetson-Schilt photometer, allowing the observer to adjust the light level directed at the astronomical plate.

Siedentopf
Siedentopf (crater)
Siedentopf is a worn impact crater on the far side of the Moon. It lies to the east-southeast of the larger crater Vernadskiy. Farther to the south is Hoffmeister....

 crater on the Moon
Moon
The Moon is Earth's only known natural satellite,There are a number of near-Earth asteroids including 3753 Cruithne that are co-orbital with Earth: their orbits bring them close to Earth for periods of time but then alter in the long term . These are quasi-satellites and not true moons. For more...

 and
the main belt asteroid
Asteroid
Asteroids are a class of small Solar System bodies in orbit around the Sun. They have also been called planetoids, especially the larger ones...

 5375 Siedentopf
5375 Siedentopf
5375 Siedentopf is a main-belt asteroid discovered on January 11, 1989 by F. Borngen at Tautenburg.- External links :*...

were named after him.

External links

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
x
OK