☄️ Kalliope (asteroide 22)

Kalliope (asteroid 22) today: 3.640 AU from Earth (544.6 million km), heliocentric distance 2.638 AU, orbital period 4.963 years. Computed via Kepler solver with JPL SBDB osculating elements.

Diameter 167.5 km Discovered 1852 Period 4.963 years Class belt

Position now (2026-04-29 08:46 UTC)

Heliocentric distance:2.6384 AU
Geocentric distance:3.6402 AU (544.6 million km)
Geocentric ecliptic longitude:42.070°
Geocentric ecliptic latitude:-3.900°
RA J2000 (approximate):40.850°
Dec J2000 (approximate):11.740°
True anomaly:-21.575°

Orbital elements (Keplerian)

Semi-major axis (a):2.9095 AU
Eccentricity (e):0.09888
Inclination (i):13.702°
Long. ascending node (Omega):65.967°
Argument of perihelion (omega):358.236°
Mean anomaly at epoch (M0):310.670°
Osculation epoch (JD):2461000.5
Orbital period:4.963 years

About Kalliope

Discovered in 1852 by John Russell Hind. IAU designation: 22 Kalliope. Estimated diameter: 167.5 km. Absolute magnitude H: 6.79.

Asteroide binario tipo M com sua lua Linus.

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.