Centaur
2011 SQ249
(2011 SQ249)
Where is it now
- Distance from Sun
- 4.049 AU
- True anomaly
- 310.68°
- 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
- 6.602 AU
- Eccentricity
- 0.4534
- Inclination
- 16.69°
- Orbital period
- 16.97 years
- Perihelion
- 3.609 AU
- Aphelion
- 9.596 AU
- Longitude of ascending node
- 44.78°
- Argument of periapsis
- 263.83°
- Epoch · J2000
- 2461000.5
Physical properties
- Mean radius
- 3.78 km
Visual & observation
- Geometric albedo
- 0.054
- Absolute magnitude (H)
- 14.06
- Spectral type
- CEN
Discovery & classification
Centaur
Sources
- orbital elements: JPL SBDB