Comet
Catalina
P/2009 WX51 (Catalina)
Where is it now
- Distance from Sun
- 1.966 AU
- True anomaly
- 113.21°
- 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
- 3.08 AU
- Eccentricity
- 0.7403
- Inclination
- 9.59°
- Orbital period
- 5.41 years
- Perihelion
- 0.8 AU
- Aphelion
- 5.361 AU
- Longitude of ascending node
- 31.76°
- Argument of periapsis
- 118.02°
- Epoch · J2000
- JD 2455227.57531 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 20.6
- Spectral type
- JFc
Sources
- orbital elements: JPL SBDB (comets)