Comet
Finlay
15P/Finlay
Where is it now
- Distance from Sun
- 4.494 AU
- True anomaly
- 209.6°
- 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
- 3.49 AU
- Eccentricity
- 0.7202
- Inclination
- 6.8°
- Orbital period
- 6.52 years
- Perihelion
- 0.977 AU
- Aphelion
- 6.004 AU
- Longitude of ascending node
- 13.75°
- Argument of periapsis
- 347.63°
- Epoch · J2000
- JD 2457018.57264 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 14.9
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)