☄️ Hera (asteroide 103)

Hera (asteroid 103) today: 2.472 AU from Earth (369.8 million km), heliocentric distance 2.909 AU, orbital period 4.443 years. Computed via Kepler solver with JPL SBDB osculating elements.

Diameter 97.16 km Period 4.443 years Class belt

Position now (2026-04-29 07:30 UTC)

Heliocentric distance:2.9094 AU
Geocentric distance:2.4717 AU (369.8 million km)
Geocentric ecliptic longitude:144.660°
Geocentric ecliptic latitude:3.025°
RA J2000 (approximate):148.002°
Dec J2000 (approximate):16.150°
True anomaly:-162.089°

Orbital elements (Keplerian)

Semi-major axis (a):2.7028 AU
Eccentricity (e):0.08104
Inclination (i):5.426°
Long. ascending node (Omega):135.951°
Argument of perihelion (omega):190.394°
Mean anomaly at epoch (M0):165.599°
Osculation epoch (JD):2461000.5
Orbital period:4.443 years

About Hera

IAU designation: 103 Hera. Estimated diameter: 97.16 km. Absolute magnitude H: 7.74.

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.