475 Ocllo

From Wikipedia, the free encyclopedia

475 Ocllo
Discovery[1] and designation
Discovered by D. Stewart
Discovery date August 14, 1901
Designations
Alternative names[1] 1901 HN; 1959 JS;
1979 DD
Minor planet
category
Mars-crosser
Epoch February 04, 2008 (JD 2454500.5)
Aphelion 535.940 Gm (3.583 AU)
Perihelion 239.463 Gm (1.601 AU)
Semi-major axis 387.702 Gm (2.592 AU)
Eccentricity 0.382
Orbital period 1523.902 d (4.17 a)
Average orbital speed 17.81 km/s
Mean anomaly 161.645°
Inclination 18.917°
Longitude of ascending node 34.592°
Dimensions 31.0 km
Mass 3.1×1016? kg
Mean density 2.0? g/cm³
Equatorial surface gravity 0.0087? m/s²
Equatorial escape velocity 0.0164? km/s
Sidereal rotation
period
? d
Axial tilt
Pole ecliptic latitude ?
Pole ecliptic longitude ?
Geometric albedo 0.10?
Temperature ~173 K
Spectral type ?
Absolute magnitude 11.88

475 Ocllo is an asteroid. It was discovered by DeLisle Stewart on August 14, 1901. Its provisional name was 1901 HN.