Asteroid
Near-Earth
Ivar
1627 Ivar (1929 SH)
Where is it now
- Distance from Sun
- 1.772 AU
- True anomaly
- 106.8°
- 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
- 1.863 AU
- Eccentricity
- 0.3973
- Inclination
- 8.46°
- Orbital period
- 2.54 years
- Perihelion
- 1.123 AU
- Aphelion
- 2.603 AU
- Longitude of ascending node
- 133.07°
- Argument of periapsis
- 167.83°
- Epoch · J2000
- 2461200.5
Physical properties
- Mean radius
- 4.56 km
- Rotation period
- 4.8 hours
Visual & observation
- Geometric albedo
- 0.15
- Absolute magnitude (H)
- 12.79
- Spectral type
- AMO
Discovery & classification
Near-Earth Object
Named