Asteroid
Near-Earth
Potentially hazardous
Cuno
4183 Cuno (1959 LM)
Where is it now
- Distance from Sun
- 2.049 AU
- True anomaly
- 131.86°
- 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
- 1.981 AU
- Eccentricity
- 0.6362
- Inclination
- 6.67°
- Orbital period
- 2.79 years
- Perihelion
- 0.721 AU
- Aphelion
- 3.241 AU
- Longitude of ascending node
- 294.34°
- Argument of periapsis
- 237.01°
- Epoch · J2000
- 2461200.5
Physical properties
- Mean radius
- 1.83 km
- Rotation period
- 3.56 hours
Visual & observation
- Geometric albedo
- 0.097
- Absolute magnitude (H)
- 14.18
- Spectral type
- APO
Discovery & classification
Near-Earth Object
Named
Potentially Hazardous Asteroid