(3912) Troja Main-belt Asteroid

Discovered on 16 September 1988 by E. W. Elst at Haute Provence.

Named for the ancient legendary city featured in the works of Homer. The historical site of Troy was found in 1872 at Hisarlık, Turkey, by Schliemann.Naming citation (WGSBN Bull. 4, #10, 4), IAU / Minor Planet Center, via NASA/JPL

Where Troja is today

MercuryVenusEarthEarthMarsMarsTrojaTroja

Seen from above the solar system on 2026-10-14: Troja is 2.33 au from the Sun and 2.99 au from Earth. Computed from JPL's orbital elements.

Facts

Number3912
Provisional designation1988 SG
Orbit classMain-belt Asteroid
Diameter5.93 km (#9,043 largest of 17,440 named asteroids with a measured size)
Albedo0.328
Rotation period3.66 hours
Absolute magnitude (H)13.31
Orbital period3.66 years
Semi-major axis2.38 au
Perihelion – aphelion2.30 – 2.45 au
Eccentricity0.0315
Inclination2.40°
Closest distance between its orbit and Earth's (MOID)1.32 au

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

Also discovered on 16 September 1988

More named asteroids discovered by E. W. Elst