(10434) Tinbergen Main-belt Asteroid

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

Jaap Tinbergen (b. 1934) is an expert on polarimetry who works mainly on the development of new instruments for radio astronomy. The citation was prepared by U. Schwarz.Naming citation (20010705/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL

Where Tinbergen is today

Seen from above the solar system on 2026-10-14: Tinbergen is 2.65 au from the Sun and 2.03 au from Earth. Computed from JPL's orbital elements.

Facts

Number	10434
Provisional designation	4722 P-L
Orbit class	Main-belt Asteroid
Diameter	3.40 km (#14,215 largest of 17,440 named asteroids with a measured size)
Albedo	0.265
Absolute magnitude (H)	14.67
Orbital period	3.69 years
Semi-major axis	2.39 au
Perihelion – aphelion	2.03 – 2.75 au
Eccentricity	0.150
Inclination	1.50°
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 named after someone called Jaap

All asteroids named after someone called Jaap

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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