320 Katharina

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320 Katharina
Discovery A
Discoverer Johann Palisa
Discovery date October 11, 1891
Alternate
designations
B
Category Main belt (Eos)
Orbital elements C
Epoch 30 January 2005 (JD 2453400.5)
Eccentricity (e) 0.113
Semi-major axis (a) 450.676 Gm (3.013 AU)
Perihelion (q) 399.92 Gm (2.673 AU)
Aphelion (Q) 501.431 Gm (3.352 AU)
Orbital period (P) 1909.845 d (5.23 a)
Mean orbital speed 17.16 km/s
Inclination (i) 9.381°
Longitude of the
ascending node
(Ω)
220.047°
Argument of
perihelion
(ω)
151.497°
Mean anomaly (M) 242.461°
Physical characteristics D
Dimensions 17 - 37 km
Mass unknown
Density unknown
Surface gravity unknown
Escape velocity unknown
Rotation period unknown
Spectral class unknown
Absolute magnitude 10.7
Albedo (geometric) unknown
Mean surface
temperature
unknown
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320 Katharina is a small Main belt asteroid.

It was discovered by Johann Palisa on October 11, 1891 in Vienna.