Comet
Boattini
398P/Boattini
Where is it now
- Distance from Sun
- 1.427 AU
- True anomaly
- 39.65°
- 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
- 3.128 AU
- Eccentricity
- 0.5826
- Inclination
- 11.02°
- Orbital period
- 5.53 years
- Perihelion
- 1.306 AU
- Aphelion
- 4.95 AU
- Longitude of ascending node
- 127.46°
- Argument of periapsis
- 320.23°
- Epoch · J2000
- JD 2459210.24224 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 15.2
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)