(3779) Kieffer Main-belt Asteroid

Discovered on 13 May 1985 by C. S. Shoemaker at Palomar.

Where Kieffer is today

MercuryVenusEarthEarthMarsMarsKiefferKieffer

Seen from above the solar system on 2026-10-14: Kieffer is 2.40 au from the Sun and 2.26 au from Earth. Computed from JPL's orbital elements.

Facts

Number3779
Provisional designation1985 JV1
Orbit classMain-belt Asteroid
Diameter14.7 km (#3,218 largest of 17,440 named asteroids with a measured size)
Albedo0.252
Rotation period2.85 hours
Absolute magnitude (H)11.67
Orbital period4.28 years
Semi-major axis2.63 au
Perihelion – aphelion2.34 – 2.93 au
Eccentricity0.113
Inclination13.9°
Closest distance between its orbit and Earth's (MOID)1.40 au

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

Also discovered on 13 May 1985

More named asteroids discovered by C. S. Shoemaker