(3996) Fugaku Main-belt Asteroid

Discovered on 5 December 1988 by Arai, M., Mori, H. at Yorii.

Where Fugaku is today

MercuryVenusEarthEarthMarsMarsFugakuFugaku

Seen from above the solar system on 2026-10-14: Fugaku is 2.44 au from the Sun and 2.52 au from Earth. Computed from JPL's orbital elements.

Facts

Number3996
Provisional designation1988 XG1
Orbit classMain-belt Asteroid
Diameter5.23 km (#10,177 largest of 17,440 named asteroids with a measured size)
Albedo0.409
Rotation period7.19 hours
Absolute magnitude (H)13.12
Orbital period3.40 years
Semi-major axis2.26 au
Perihelion – aphelion2.02 – 2.49 au
Eccentricity0.104
Inclination2.28°
Closest distance between its orbit and Earth's (MOID)1.01 au

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

Also discovered on 5 December 1988

More named asteroids discovered by Arai, M., Mori, H.