☄️ Koronis (asteroide 158)

Koronis (asteroid 158) today: 3.551 AU from Earth (531.3 million km), heliocentric distance 2.718 AU, orbital period 4.856 years. Computed via Kepler solver with JPL SBDB osculating elements.

Diameter 46.93 km Period 4.856 years Class belt

Position now (2026-04-29 07:26 UTC)

Heliocentric distance:2.7185 AU
Geocentric distance:3.5513 AU (531.3 million km)
Geocentric ecliptic longitude:68.328°
Geocentric ecliptic latitude:0.249°
RA J2000 (approximate):66.540°
Dec J2000 (approximate):21.937°
True anomaly:13.543°

Orbital elements (Keplerian)

Semi-major axis (a):2.8676 AU
Eccentricity (e):0.05335
Inclination (i):1.006°
Long. ascending node (Omega):277.643°
Argument of perihelion (omega):147.591°
Mean anomaly at epoch (M0):339.830°
Osculation epoch (JD):2461000.5
Orbital period:4.856 years

About Koronis

IAU designation: 158 Koronis. Estimated diameter: 46.93 km. Absolute magnitude H: 9.32.

Asteroide do cinturao principal.

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.