(5143) Heracles Apollo

Discovered on 7 November 1991 by C. S. Shoemaker at Palomar.

Where Heracles is today

MercuryVenusEarthEarthMarsMarsHeraclesHeracles

Seen from above the solar system on 2026-10-14: Heracles is 1.27 au from the Sun and 0.736 au from Earth. Computed from JPL's orbital elements.

Facts

Number5143
Provisional designation1991 VL
Orbit classApollo · near-Earth
Diameter4.84 km (#10,927 largest of 17,440 named asteroids with a measured size)
Albedo0.227
Rotation period2.71 hours
Spectral typeO
Absolute magnitude (H)14.04
Orbital period2.49 years
Semi-major axis1.83 au
Perihelion – aphelion0.420 – 3.25 au
Eccentricity0.771
Inclination8.98°
Closest distance between its orbit and Earth's (MOID)0.0575 au

Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.

Also discovered on 7 November 1991

More named asteroids discovered by C. S. Shoemaker