Asteroid
Near-Earth
23183
23183 (2000 OY21)
Where is it now
- Distance from Sun
- 2.509 AU
- True anomaly
- 166.55°
- As of
- 29 August 2026
Two-body Kepler propagation — accurate to ~0.1% for major planets over decades, less so for highly-perturbed bodies. Use JPL Horizons for high precision.
Orbital elements
- Semi-major axis
- 1.824 AU
- Eccentricity
- 0.4009
- Inclination
- 40.98°
- Orbital period
- 899.9 days
- Perihelion
- 1.093 AU
- Aphelion
- 2.555 AU
- Longitude of ascending node
- 119.63°
- Argument of periapsis
- 301.49°
- Epoch · J2000
- 2461000.5
Physical properties
- Mean radius
- 0.55 km
- Rotation period
- 6.98 hours
Visual & observation
- Geometric albedo
- 0.64
- Absolute magnitude (H)
- 16.05
- Spectral type
- AMO
Discovery & classification
Near-Earth Object
Sources
- orbital elements: JPL SBDB