Comet
Gibbs
428P/Gibbs
Where is it now
- Distance from Sun
- 3.697 AU
- True anomaly
- 233.11°
- 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
- 3.483 AU
- Eccentricity
- 0.519
- Inclination
- 8.51°
- Orbital period
- 6.5 years
- Perihelion
- 1.676 AU
- Aphelion
- 5.291 AU
- Longitude of ascending node
- 299.32°
- Argument of periapsis
- 36.94°
- Epoch · J2000
- JD 2456976.07197 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 11.7
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)