Comet
Larson
261P/Larson
Where is it now
- Distance from Sun
- 2.576 AU
- True anomaly
- 72°
- 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
- 3.525 AU
- Eccentricity
- 0.4183
- Inclination
- 6.05°
- Orbital period
- 6.62 years
- Perihelion
- 2.051 AU
- Aphelion
- 5 AU
- Longitude of ascending node
- 294.37°
- Argument of periapsis
- 62.55°
- Epoch · J2000
- JD 2458651.74699 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 5.8
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)