Asteroid
Near-Earth
142040
142040 (2002 QE15)
Where is it now
- Distance from Sun
- 1.217 AU
- True anomaly
- 52.9°
- 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
- 1.667 AU
- Eccentricity
- 0.3444
- Inclination
- 28.25°
- Orbital period
- 786.2 days
- Perihelion
- 1.093 AU
- Aphelion
- 2.241 AU
- Longitude of ascending node
- 226.38°
- Argument of periapsis
- 160.54°
- Epoch · J2000
- 2461000.5
Physical properties
- Mean radius
- 0.62 km
- Rotation period
- 3.85 hours
Visual & observation
- Geometric albedo
- 0.353
- Absolute magnitude (H)
- 16.25
- Spectral type
- AMO
Discovery & classification
Near-Earth Object
Sources
- orbital elements: JPL SBDB