Asteroid
Near-Earth
331471
331471 (1984 QY1)
Where is it now
- Distance from Sun
- 4.561 AU
- True anomaly
- 185.5°
- 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
- 2.502 AU
- Eccentricity
- 0.8934
- Inclination
- 14.29°
- Orbital period
- 3.96 years
- Perihelion
- 0.267 AU
- Aphelion
- 4.738 AU
- Longitude of ascending node
- 142.23°
- Argument of periapsis
- 337.2°
- Epoch · J2000
- 2461000.5
Physical properties
- Rotation period
- 45.5 hours
Visual & observation
- Absolute magnitude (H)
- 15.52
- Spectral type
- APO
Discovery & classification
Near-Earth Object
Sources
- orbital elements: JPL SBDB