☄️ Sylvia (asteroide 87)
Sylvia (asteroid 87) today: 4.589 AU from Earth (686.6 million km), heliocentric distance 3.695 AU, orbital period 6.505 years. Computed via Kepler solver with JPL SBDB osculating elements.
Position now (2026-06-12 00:51 UTC)
| Heliocentric distance: | 3.6953 AU |
| Geocentric distance: | 4.5894 AU (686.6 million km) |
| Geocentric ecliptic longitude: | 105.635° |
| Geocentric ecliptic latitude: | 5.571° |
| RA J2000 (approximate): | 107.694° |
| Dec J2000 (approximate): | 28.052° |
| True anomaly: | 133.905° |
Orbital elements (Keplerian)
| Semi-major axis (a): | 3.4845 AU |
| Eccentricity (e): | 0.09434 |
| Inclination (i): | 10.872° |
| Long. ascending node (Omega): | 73.011° |
| Argument of perihelion (omega): | 265.827° |
| Mean anomaly at epoch (M0): | 94.960° |
| Osculation epoch (JD): | 2461000.5 |
| Orbital period: | 6.505 years |
About Sylvia
Discovered in 1866 by Norman Pogson. IAU designation: 87 Sylvia. Estimated diameter: 271.6 km. Absolute magnitude H: 6.93.
Sistema triplo com luas Romulus e Remus.
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.