1362 Griqua
Encyclopedia
1362 Griqua is an outer 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...

 discovered on July 31, 1935 by Cyril V. Jackson
Cyril V. Jackson
Cyril Jackson was a South African astronomer.He was born in Ossett, Yorkshire in England, but his father emigrated to South Africa in 1911....

 at Union Observatory
Union Observatory
Union Observatory was an astronomical observatory located in the suburb Observatory, Johannesburg, South Africa. It bears IAU code 078.Known as the Transvaal Observatory in its early years, it became the Republic Observatory in 1961...

. It is one of very few asteroids located in the 2 : 1 mean motion resonance
Orbital resonance
In celestial mechanics, an orbital resonance occurs when two orbiting bodies exert a regular, periodic gravitational influence on each other, usually due to their orbital periods being related by a ratio of two small integers. Orbital resonances greatly enhance the mutual gravitational influence of...

 with Jupiter
Jupiter
Jupiter is the fifth planet from the Sun and the largest planet within the Solar System. It is a gas giant with mass one-thousandth that of the Sun but is two and a half times the mass of all the other planets in our Solar System combined. Jupiter is classified as a gas giant along with Saturn,...

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