Orbital elements
- Semi-major axis
- -1,181.057 AU
- Eccentricity
- 1.003
- Inclination
- 115.84°
- Perihelion
- 3.501 AU
- Longitude of ascending node
- 332.73°
- Argument of periapsis
- 101.91°
- Epoch · J2000
- JD 2451408.71981 (perihelion)
- Orbit class · HYP
- Hyperbolic comet
- Earth MOID · 1,191.6 LD
- 3.0618 AU
Orbit quality
- Observations used
- 847
- Data arc
- 2.91 years
- First observed
- 22 April 1999
- Last observed
- 20 March 2002
- Residual RMS
- 0.76 ″
- Solution · Otto Matic
- 15 April 2021
Visual & observation
- Absolute magnitude (H)
- 10.3
- Total magnitude M₁ · K₁ 4.5
- 10.3
Discovery & classification
Also known as 1999 H3
Named
Sources
- visual properties: JPL SBDB (lookup)
- visual properties: JPL SBDB (lookup)
- orbital elements: JPL SBDB