(5392) Parker Mars-crossing Asteroid

Discovered on 12 January 1986 by C. S. Shoemaker at Palomar.

Where Parker is today

MercuryVenusEarthEarthMarsMarsParkerParker

Seen from above the solar system on 2026-10-14: Parker is 2.66 au from the Sun and 2.99 au from Earth. Computed from JPL's orbital elements.

Facts

Number5392
Provisional designation1986 AK
Orbit classMars-crossing Asteroid
Diameter7.05 km (#7,579 largest of 17,440 named asteroids with a measured size)
Albedo0.284
Rotation period87.2 hours
Spectral typeSl
Absolute magnitude (H)12.93
Orbital period3.60 years
Semi-major axis2.35 au
Perihelion – aphelion1.54 – 3.16 au
Eccentricity0.344
Inclination22.1°
Closest distance between its orbit and Earth's (MOID)0.711 au

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

Also discovered on 12 January 1986

More named asteroids discovered by C. S. Shoemaker