361 Bononia

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361 Bononia
Discovery A
Discoverer Auguste Charlois
Discovery date March 11, 1893
Alternate
designations
B
1893 P
Category Main belt (Hilda)
Orbital elements C
Epoch 30 January 2005 (JD 2453400.5)
Eccentricity (e) 0.213
Semi-major axis (a) 591.55 Gm (3.954 AU)
Perihelion (q) 465.798 Gm (3.114 AU)
Aphelion (Q) 717.302 Gm (4.795 AU)
Orbital period (P) 2872.034 d (7.86 a)
Mean orbital speed 14.98 km/s
Inclination (i) 12.632°
Longitude of the
ascending node
(Ω)
18.96°
Argument of
perihelion
(ω)
68.306°
Mean anomaly (M) 164.023°
Physical characteristics D
Dimensions 142.0 km
Mass unknown
Density unknown
Surface gravity unknown
Escape velocity unknown
Rotation period unknown
Spectral class D
Absolute magnitude 8.22
Albedo (geometric) unknown
Mean surface
temperature
unknown
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361 Bononia is a very large Main belt asteroid. It is classified as a D-type asteroid and is probably composed of organic rich silicates, carbon and anhydrous silicates.

It was discovered by Auguste Charlois on March 11, 1893 in Nice.