☄️ Juno (asteroide 3)

Juno (asteroid 3) today: 2.794 AU from Earth (418.0 million km), heliocentric distance 3.005 AU, orbital period 4.365 years. Computed via Kepler solver with JPL SBDB osculating elements.

Diameter 233.9 km Discovered 1804 Period 4.365 years Class belt

Position now (2026-04-29 07:28 UTC)

Heliocentric distance:3.0045 AU
Geocentric distance:2.7945 AU (418.0 million km)
Geocentric ecliptic longitude:306.881°
Geocentric ecliptic latitude:12.490°
RA J2000 (approximate):306.134°
Dec J2000 (approximate):-6.441°
True anomaly:-131.413°

Orbital elements (Keplerian)

Semi-major axis (a):2.6709 AU
Eccentricity (e):0.25583
Inclination (i):12.986°
Long. ascending node (Omega):169.820°
Argument of perihelion (omega):247.884°
Mean anomaly at epoch (M0):217.591°
Osculation epoch (JD):2461000.5
Orbital period:4.365 years

About Juno

Discovered in 1804 by Karl Harding. IAU designation: 3 Juno. Estimated diameter: 233.9 km. Absolute magnitude H: 5.19.

Tipo S (silicato), entre os 10 maiores do cinturao.

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.