346 Hermentaria

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346 Hermentaria
Discovery A
Discoverer Auguste Charlois
Discovery date November 25, 1892
Alternate
designations
B
1892 P
Category Main belt
Orbital elements C
Epoch 30 January 2005 (JD 2453400.5)
Eccentricity (e) 0.103
Semi-major axis (a) 418.213 Gm (2.796 AU)
Perihelion (q) 375.242 Gm (2.508 AU)
Aphelion (Q) 461.184 Gm (3.083 AU)
Orbital period (P) 1707.256 d (4.67 a)
Mean orbital speed 17.81 km/s
Inclination (i) 8.76°
Longitude of the
ascending node
(Ω)
92.17°
Argument of
perihelion
(ω)
290.088°
Mean anomaly (M) 25.616°
Physical characteristics D
Dimensions 107.0 km
Mass unknown
Density unknown
Surface gravity unknown
Escape velocity unknown
Rotation period unknown
Spectral class S
Absolute magnitude 7.13
Albedo (geometric) unknown
Mean surface
temperature
unknown
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346 Hermentaria is a very large Main belt asteroid. It is classified as an S-type asteroid.

It was discovered by Auguste Charlois on November 25, 1892 in Nice.