Asteroid
Near-Earth
Cruithne
3753 Cruithne (1986 TO)
Where is it now
- Distance from Sun
- 1.275 AU
- True anomaly
- 214.41°
- 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
- 0.998 AU
- Eccentricity
- 0.5149
- Inclination
- 19.8°
- Orbital period
- 364.1 days
- Perihelion
- 0.484 AU
- Aphelion
- 1.512 AU
- Longitude of ascending node
- 126.19°
- Argument of periapsis
- 43.88°
- Epoch · J2000
- 2461200.5
Physical properties
- Mean radius
- 1.04 km
- Rotation period
- 27.31 hours
Visual & observation
- Geometric albedo
- 0.365
- Absolute magnitude (H)
- 15.42
- Spectral type
- ATE
Discovery & classification
Near-Earth Object
Named