386 Siegena

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386 Siegena
Discovery A
Discoverer Max Wolf
Discovery date March 1, 1894
Alternate
designations B		 1894 AY
Category Main belt
Orbital elements C
Epoch 30 January 2005 (JD 2453400.5)
Eccentricity (e) 0.173
Semi-major axis (a) 433.03 Gm (2.895 AU)
Perihelion (q) 358.147 Gm (2.394 AU)
Aphelion (Q) 507.913 Gm (3.395 AU)
Orbital period (P) 1798.783 d (4.92 a)
Mean orbital speed 17.51 km/s
Inclination (i) 20.255°
Longitude of the
ascending node (Ω)		 166.951°
Argument of
perihelion (ω)		 220.254°
Mean anomaly (M) 305.663°
Physical characteristics D
Dimensions 165.0 km
Mass unknown
Density unknown
Surface gravity unknown
Escape velocity unknown
Rotation period unknown
Spectral class C
Absolute magnitude 7.43
Albedo (geometric) unknown
Mean surface
temperature		 unknown
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386 Siegena is a very large Main belt asteroid. It is classified as a C-type asteroid and is probably composed of primitive carbonaceous material.

It was discovered by Max Wolf on March 1, 1894 in Heidelberg.

 This article about a C-type asteroid native to the Main Belt is a stub. You can help Wikipedia by expanding it.


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