Asteroid
Near-Earth
Alinda
887 Alinda (A918 AA)
Where is it now
- Distance from Sun
- 3.822 AU
- True anomaly
- 170.82°
- 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
- 2.474 AU
- Eccentricity
- 0.5711
- Inclination
- 9.4°
- Orbital period
- 3.89 years
- Perihelion
- 1.061 AU
- Aphelion
- 3.887 AU
- Longitude of ascending node
- 110.41°
- Argument of periapsis
- 350.55°
- Epoch · J2000
- 2461200.5
Physical properties
- Mean radius
- 2.10 km
- Rotation period
- 28.41 hours
Visual & observation
- Geometric albedo
- 0.31
- Absolute magnitude (H)
- 13.82
- Spectral type
- AMO
Discovery & classification
Near-Earth Object
Named