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801 Helwerthia is a C-type asteroid orbiting in the Main belt near the Eunomia family. [1]

8 relations: Asteroid belt, Astronomical unit, C-type asteroid, Eunomia family, Heidelberg, Julian day, Julian year (astronomy), Max Wolf.

Asteroid belt

The asteroid belt is the region of the Solar System located roughly between the orbits of the planets Mars and Jupiter.

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Astronomical unit

The astronomical unit (symbol au, AU or ua) is a unit of length, roughly the distance from the Earth to the Sun.

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C-type asteroid

C-type asteroids are carbonaceous asteroids.

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Eunomia family

The Eunomia or Eunomian '''family''' of asteroids is a large grouping of S-type asteroids named after the asteroid 15 Eunomia.

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Heidelberg is a city situated on the River Neckar in south-west Germany.

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Julian day

Julian day is the continuous count of days since the beginning of the Julian Period used primarily by astronomers.

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Julian year (astronomy)

In astronomy, a Julian year (symbol: a) is a unit of measurement of time defined as exactly 365.25 days of SI seconds each.

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Max Wolf

Maximilian Franz Joseph Cornelius Wolf (June 21, 1863 – October 3, 1932) was a German astronomer and a pioneer in the field of astrophotography.

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[1] https://en.wikipedia.org/wiki/801_Helwerthia

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