(3819) Robinson Main-belt Asteroid

Discovered on 12 January 1983 by B. A. Skiff at Anderson Mesa.

Where Robinson is today

MercuryVenusEarthEarthMarsMarsRobinsonRobinson

Seen from above the solar system on 2026-10-14: Robinson is 3.04 au from the Sun and 3.67 au from Earth. Computed from JPL's orbital elements.

Facts

Number3819
Provisional designation1983 AR
Orbit classMain-belt Asteroid
Diameter10.3 km (#4,921 largest of 17,440 named asteroids with a measured size)
Albedo0.358
Rotation period3.70 hours
Spectral typeSr
Absolute magnitude (H)12.07
Orbital period4.61 years
Semi-major axis2.77 au
Perihelion – aphelion2.39 – 3.16 au
Eccentricity0.139
Inclination11.1°
Closest distance between its orbit and Earth's (MOID)1.39 au

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

Also discovered on 12 January 1983

More named asteroids discovered by B. A. Skiff