Comet
McNaught
320P/McNaught
Where is it now
- Distance from Sun
- 1.159 AU
- True anomaly
- 50.87°
- 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
- 3.103 AU
- Eccentricity
- 0.6824
- Inclination
- 4.89°
- Orbital period
- 5.47 years
- Perihelion
- 0.985 AU
- Aphelion
- 5.221 AU
- Longitude of ascending node
- 295.96°
- Argument of periapsis
- 0.67°
- Epoch · J2000
- JD 2455248.58254 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 19.6
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)