319 Leona

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319 Leona
Discovery A
Discoverer Auguste Charlois
Discovery date October 8, 1891
Alternate
designations
B
Category Main belt (Cybele)
Orbital elements C
Epoch 30 January 2005 (JD 2453400.5)
Eccentricity (e) 0.227
Semi-major axis (a) 506.945 Gm (3.389 AU)
Perihelion (q) 391.75 Gm (2.619 AU)
Aphelion (Q) 622.139 Gm (4.159 AU)
Orbital period (P) 2278.47 d (6.24 a)
Mean orbital speed 16.18 km/s
Inclination (i) 10.557°
Longitude of the
ascending node
(Ω)
185.453°
Argument of
perihelion
(ω)
228.446°
Mean anomaly (M) 17.791°
Physical characteristics D
Dimensions 68.0 km
Mass unknown
Density unknown
Surface gravity unknown
Escape velocity unknown
Rotation period unknown
Spectral class unknown
Absolute magnitude 9.8
Albedo (geometric) unknown
Mean surface
temperature
unknown
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319 Leona is a large Main belt asteroid.

It was discovered by Auguste Charlois on October 8, 1891 in Nice, France.