Comet
SOHO
P/1999 J6 (SOHO)
Where is it now
- Distance from Sun
- 0.35 AU
- True anomaly
- 222.73°
- 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
- 3.099 AU
- Eccentricity
- 0.9842
- Inclination
- 26.63°
- Orbital period
- 5.46 years
- Perihelion
- 0.049 AU
- Aphelion
- 6.149 AU
- Longitude of ascending node
- 81.6°
- Argument of periapsis
- 21.95°
- Epoch · J2000
- JD 2453317.80722 (perihelion)
Visual & observation
- Spectral type
- JFC
Sources
- orbital elements: JPL SBDB (comets)