(12609) Apollodoros Main-belt Asteroid

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

Apollodoros of Athens (c. 180 B.C.-c. 110 B.C.), a universal scholar and stoic, was author of a much used Chronika.Naming citation (20080819/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL

👶 Apollodoros as a baby name

Where Apollodoros is today

Seen from above the solar system on 2026-10-14: Apollodoros is 2.56 au from the Sun and 1.84 au from Earth. Computed from JPL's orbital elements.

Facts

Number	12609
Provisional designation	2155 P-L
Orbit class	Main-belt Asteroid
Diameter	8.90 km (#5,829 largest of 17,440 named asteroids with a measured size)
Albedo	0.0600
Rotation period	10.3 hours
Absolute magnitude (H)	14.24
Orbital period	5.51 years
Semi-major axis	3.12 au
Perihelion – aphelion	2.55 – 3.69 au
Eccentricity	0.182
Inclination	0.875°
Closest distance between its orbit and Earth's (MOID)	1.54 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.

All 958

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