☄️ Lutetia (asteroide 21)
Lutetia (asteroid 21) today: 1.478 AU from Earth (221.1 million km), heliocentric distance 2.372 AU, orbital period 3.797 years. Computed via Kepler solver with JPL SBDB osculating elements.
Position now (2026-04-29 08:44 UTC)
| Heliocentric distance: | 2.3723 AU |
| Geocentric distance: | 1.4783 AU (221.1 million km) |
| Geocentric ecliptic longitude: | 254.362° |
| Geocentric ecliptic latitude: | 1.738° |
| RA J2000 (approximate): | 253.250° |
| Dec J2000 (approximate): | -20.793° |
| True anomaly: | -90.644° |
Orbital elements (Keplerian)
| Semi-major axis (a): | 2.4340 AU |
| Eccentricity (e): | 0.16478 |
| Inclination (i): | 3.065° |
| Long. ascending node (Omega): | 80.837° |
| Argument of perihelion (omega): | 249.940° |
| Mean anomaly at epoch (M0): | 246.810° |
| Osculation epoch (JD): | 2461000.5 |
| Orbital period: | 3.797 years |
About Lutetia
Discovered in 1852 by Hermann Goldschmidt. IAU designation: 21 Lutetia. Estimated diameter: 98 km. Absolute magnitude H: 7.49.
Visitado pela Rosetta (ESA) em julho 2010.
Limitation
Osculating elements are from epoch 2461000.5 JD. Keplerian propagation ignores perturbations (especially Jupiter for belt asteroids). For precision beyond months, consult JPL Horizons.
See all asteroids, methodology, precision.