Comet
Lemmon
363P/Lemmon
Where is it now
- Distance from Sun
- 4.915 AU
- True anomaly
- 159.6°
- 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
- 3.405 AU
- Eccentricity
- 0.5575
- Inclination
- 3.97°
- Orbital period
- 6.28 years
- Perihelion
- 1.507 AU
- Aphelion
- 5.304 AU
- Longitude of ascending node
- 169.92°
- Argument of periapsis
- 315.27°
- Epoch · J2000
- JD 2458200.06270 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 17.3
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)