Comet
Kopff
22P/Kopff
Where is it now
- Distance from Sun
- 4.723 AU
- True anomaly
- 206.68°
- 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
- 3.444 AU
- Eccentricity
- 0.5486
- Inclination
- 4.74°
- Orbital period
- 6.39 years
- Perihelion
- 1.555 AU
- Aphelion
- 5.334 AU
- Longitude of ascending node
- 120.84°
- Argument of periapsis
- 162.91°
- Epoch · J2000
- JD 2459656.38792 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 11.9
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)