(5711) Eneev Outer Main-belt Asteroid

Discovered on 27 September 1978 by L. I. Chernykh at Nauchnyj.

Timur Magometovich Eneev (b. 1924), applied mathematician and celestial mechanician at the Keldysh Institute of Applied Mathematics, made valuable contributions to Soviet cosmonautics and is also known for his works in the areas of cosmogony and ecology.Naming citation (20010902/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL

Where Eneev is today

MercuryVenusEarthEarthMarsMarsEneevEneev

Seen from above the solar system on 2026-10-14: Eneev is 4.15 au from the Sun and 3.55 au from Earth. Computed from JPL's orbital elements.

Facts

Number5711
Provisional designation1978 SO4
Orbit classOuter Main-belt Asteroid
Diameter38.8 km (#1,002 largest of 17,440 named asteroids with a measured size)
Albedo0.0426
Rotation period107 hours
Absolute magnitude (H)11.16
Orbital period7.81 years
Semi-major axis3.94 au
Perihelion – aphelion3.29 – 4.58 au
Eccentricity0.163
Inclination6.37°
Closest distance between its orbit and Earth's (MOID)2.28 au

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

Also named after someone called Timur

Also discovered on 27 September 1978

More named asteroids discovered by L. I. Chernykh