Asteroid
Near-Earth
154278
154278 (2002 TB9)
Where is it now
- Distance from Sun
- 2.748 AU
- True anomaly
- 194.26°
- 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
- 1.804 AU
- Eccentricity
- 0.5915
- Inclination
- 29.76°
- Orbital period
- 885 days
- Perihelion
- 0.737 AU
- Aphelion
- 2.871 AU
- Longitude of ascending node
- 196.22°
- Argument of periapsis
- 322.67°
- Epoch · J2000
- 2461000.5
Physical properties
- Rotation period
- 7.85 hours
Visual & observation
- Absolute magnitude (H)
- 16.5
- Spectral type
- APO
Discovery & classification
Near-Earth Object
Sources
- orbital elements: JPL SBDB