357 Ninina

357 Ninina
Discovery
Discovered by	Auguste Charlois
Discovery date	February 11, 1893
Designations
Alternative names	1893 J
Minor planet category	Main belt
Orbital characteristics
Epoch 30 January 2005 (JD 2453400.5)
Aphelion	506.111 Gm (3.383 AU)
Perihelion	437.143 Gm (2.922 AU)
Semi-major axis	471.627 Gm (3.153 AU)
Eccentricity	0.073
Orbital period	2044.56 d (5.6 a)
Average orbital speed	16.78 km/s
Mean anomaly	131.137°
Inclination	15.094°
Longitude of ascending node	138.19°
Argument of perihelion	247.693°
Physical characteristics
Dimensions	106.0 km
Mass	unknown
Mean density	unknown
Surface gravity	unknown
Escape velocity	unknown
Rotation period	unknown
Albedo	unknown
Temperature	unknown
Spectral type	unknown
Absolute magnitude (H)	8.72

357 Ninina is a large main-belt asteroid.^[1] It was discovered by Auguste Charlois on February 11, 1893, in Nice.

References

↑ "JPL Small-Body Database Browser". JPL. Retrieved 6 April 2015.

External links

357 Ninina at the JPL Small-Body Database

Discovery · Orbit diagram · Orbital elements · Physical parameters

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