(7212) Artaxerxes Main-belt Asteroid

Discovered on 29 September 1973 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.

Where Artaxerxes is today

MercuryVenusEarthEarthMarsMarsArtaxerxesArtaxerxes

Seen from above the solar system on 2026-10-14: Artaxerxes is 2.55 au from the Sun and 1.94 au from Earth. Computed from JPL's orbital elements.

Facts

Number7212
Provisional designation2155 T-2
Orbit classMain-belt Asteroid
Diameter2.69 km (#15,870 largest of 17,440 named asteroids with a measured size)
Albedo0.386
Absolute magnitude (H)14.82
Orbital period3.49 years
Semi-major axis2.30 au
Perihelion – aphelion2.04 – 2.56 au
Eccentricity0.113
Inclination4.07°
Closest distance between its orbit and Earth's (MOID)1.03 au

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

Also discovered on 29 September 1973

More named asteroids discovered by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T.