(4354) Euclides Main-belt Asteroid

Discovered on 24 September 1960 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.

Where Euclides is today

MercuryVenusEarthEarthMarsMarsEuclidesEuclides

Seen from above the solar system on 2026-10-14: Euclides is 2.22 au from the Sun and 1.83 au from Earth. Computed from JPL's orbital elements.

Facts

Number4354
Provisional designation2142 P-L
Orbit classMain-belt Asteroid
Diameter12.3 km (#3,957 largest of 17,440 named asteroids with a measured size)
Albedo0.0510
Rotation period6.52 hours
Absolute magnitude (H)13.8
Orbital period4.68 years
Semi-major axis2.80 au
Perihelion – aphelion2.22 – 3.37 au
Eccentricity0.206
Inclination7.42°
Closest distance between its orbit and Earth's (MOID)1.25 au

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

Also discovered on 24 September 1960

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