Joseph Helffrich
Encyclopedia
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...

s discovered: 13
697 Galilea
697 Galilea
697 Galilea is a minor planet orbiting the Sun. It was named in honour of Galileo Galilei, as it was discovered just after the 300th anniversary of his discovery of the Galilean moons.-External links:*...

 
February 14, 1910
698 Ernestina
698 Ernestina
-External links:*...

 
March 5, 1910
699 Hela
699 Hela
- External links :*...

 
June 5, 1910
700 Auravictrix  June 5, 1910
701 Oriola
701 Oriola
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July 12, 1910
702 Alauda
702 Alauda
702 Alauda is a large binary minor planet.Alauda is 194.73 km in diameter. Since it is a binary system, Rojo and Margot have estimated it to have a mass of 6.06 kg with a density of 1.57 g/cm³.-Satellite:...

 
July 16, 1910
706 Hirundo
706 Hirundo
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October 9, 1910
708 Raphaela
708 Raphaela
-External links:*...

 
February 3, 1911
709 Fringilla
709 Fringilla
-External links:*...

 
February 3, 1911
713 Luscinia
713 Luscinia
-External links:*...

 
April 18, 1911
714 Ulula
714 Ulula
- External links :*...

 
May 18, 1911
2056 Nancy
2056 Nancy
2056 Nancy is a main-belt asteroid discovered on October 15, 1909 by J. Helffrich at Heidelberg.- External links :*...

 
October 15, 1909
3861 Lorenz
3861 Lorenz
3861 Lorenz is a main-belt asteroid discovered on March 30, 1910 by J. Helffrich at Heidelberg.- External links :*...

 
March 30, 1910


Joseph Helffrich (* 12 January 1890 in Mannheim
Mannheim
Mannheim is a city in southwestern Germany. With about 315,000 inhabitants, Mannheim is the second-largest city in the Bundesland of Baden-Württemberg, following the capital city of Stuttgart....

, Baden
Baden
Baden is a historical state on the east bank of the Rhine in the southwest of Germany, now the western part of the Baden-Württemberg of Germany....

, † 1971) 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
Astronomer
An astronomer is a scientist who studies celestial bodies such as planets, stars and galaxies.Historically, astronomy was more concerned with the classification and description of phenomena in the sky, while astrophysics attempted to explain these phenomena and the differences between them using...

.

He did his Ph.D. dissertation in 1913 at the Landessternwarte Heidelberg-Königstuhl
Landessternwarte Heidelberg-Königstuhl
The Heidelberg-Königstuhl State Observatory is an historic astronomical observatory located near the summit of the Königstuhl hill in the city of Heidelberg in Germany...

(Königstuhl Observatory, near Heidelberg) at the University of Heidelberg http://www.lsw.uni-heidelberg.de/personnel/diss.phtml.

At the time, the observatory at Heidelberg was a center for 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...

 discovery under the direction of Max Wolf
Max Wolf
Maximilian Franz Joseph Cornelius Wolf was a German astronomer and a pioneer in the field of astrophotography...

, and during his time there Helffrich discovered a number of asteroids.

External links

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