Comet
Lemmon-PANSTARRS
457P/Lemmon-PANSTARRS
Where is it now
- Distance from Sun
- 2.958 AU
- True anomaly
- 170.76°
- 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
- 2.646 AU
- Eccentricity
- 0.1198
- Inclination
- 5.22°
- Orbital period
- 4.31 years
- Perihelion
- 2.329 AU
- Aphelion
- 2.963 AU
- Longitude of ascending node
- 176.01°
- Argument of periapsis
- 104.95°
- Epoch · J2000
- JD 2458973.78171 (perihelion)
Visual & observation
- Absolute magnitude (H)
- 6.8
- Spectral type
- ETc
Sources
- orbital elements: JPL SBDB (comets)