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79 Eurynome
Main-belt asteroid / From Wikipedia, the free encyclopedia
Eurynome (minor planet designation: 79 Eurynome) is a quite large and bright main-belt asteroid composed of silicate rock. Eurynome was discovered by J. C. Watson on September 14, 1863. It was his first asteroid discovery and is named after one of the many Eurynomes in Greek mythology. It is orbiting the Sun with a period of 3.82 years and has a rotation period of six hours. This is the eponymous member of a proposed asteroid family with at least 43 members, including 477 Italia and 917 Lyka.[4]
Quick Facts Discovery, Discovered by ...
![]() A three-dimensional model of 79 Eurynome based on its light curve. | |
Discovery | |
---|---|
Discovered by | James Craig Watson |
Discovery date | September 14, 1863 |
Designations | |
(79) Eurynome | |
Pronunciation | /jʊˈrɪnəmiː/[1] |
Named after | Eurynome |
Main belt | |
Adjectives | Eurynomean,[2] Eurynomian |
Orbital characteristics | |
Epoch December 31, 2006 (JD 2454100.5) | |
Aphelion | 435.949 Gm (2.914 AU) |
Perihelion | 295.538 Gm (1.976 AU) |
365.743 Gm (2.445 AU) | |
Eccentricity | 0.192 |
1396.288 d (3.82 a) | |
Average orbital speed | 18.87 km/s |
149.498° | |
Inclination | 4.622° |
206.802° | |
200.384° | |
Physical characteristics | |
Dimensions | 66.5 km |
5.978 h | |
0.262[3] | |
S | |
9.35 (brightest) | |
7.96 | |
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