Comet
PANSTARRS
477P/PANSTARRS
Where is it now
- Distance from Sun
- 4.257 AU
- True anomaly
- 181.98°
- 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
- 3.007 AU
- Eccentricity
- 0.416
- Inclination
- 8.91°
- Orbital period
- 5.22 years
- Perihelion
- 1.756 AU
- Aphelion
- 4.258 AU
- Longitude of ascending node
- 59.21°
- Argument of periapsis
- 305.89°
- Epoch · J2000
- JD 2458400.97347 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 7.8
- Spectral type
- ETc
Sources
- orbital elements: JPL SBDB (comets)