☄️ Amalthea (asteroide 113)

Amalthea (asteroid 113) today: 2.748 AU from Earth (411.1 million km), heliocentric distance 2.439 AU, orbital period 3.664 years. Computed via Kepler solver with JPL SBDB osculating elements.

Diameter 67.22 km Period 3.664 years Class belt

Position now (2026-04-29 09:00 UTC)

Heliocentric distance:2.4390 AU
Geocentric distance:2.7480 AU (411.1 million km)
Geocentric ecliptic longitude:337.292°
Geocentric ecliptic latitude:-0.981°
RA J2000 (approximate):339.365°
Dec J2000 (approximate):-9.743°
True anomaly:112.431°

Orbital elements (Keplerian)

Semi-major axis (a):2.3765 AU
Eccentricity (e):0.08617
Inclination (i):5.042°
Long. ascending node (Omega):123.322°
Argument of perihelion (omega):80.251°
Mean anomaly at epoch (M0):60.211°
Osculation epoch (JD):2461000.5
Orbital period:3.664 years

About Amalthea

IAU designation: 113 Amalthea. Estimated diameter: 67.22 km. Absolute magnitude H: 8.54.

Asteroide do cinturao principal. Detectavel com telescopio amador.

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.