(94) Aurora Main-belt Asteroid

Discovered on 6 September 1867 by J. C. Watson at Ann Arbor.

Where Aurora is today

MercuryVenusEarthEarthMarsMarsAuroraAurora

Seen from above the solar system on 2026-10-14: Aurora is 3.07 au from the Sun and 3.69 au from Earth. Computed from JPL's orbital elements.

Facts

Number94
Provisional designationA867 RA
Orbit classMain-belt Asteroid
Diameter205 km (#27 largest of 17,440 named asteroids with a measured size)
Albedo0.0395
Rotation period7.22 hours
Spectral typeCP
Absolute magnitude (H)7.7
Orbital period5.61 years
Semi-major axis3.16 au
Perihelion – aphelion2.85 – 3.47 au
Eccentricity0.0973
Inclination7.97°
Closest distance between its orbit and Earth's (MOID)1.87 au

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

More named asteroids discovered by J. C. Watson