(3956) Caspar Main-belt Asteroid

Discovered on 3 November 1988 by P. Jensen at Brorfelde.

Where Caspar is today

MercuryVenusEarthEarthMarsMarsCasparCaspar

Seen from above the solar system on 2026-10-14: Caspar is 2.60 au from the Sun and 3.42 au from Earth. Computed from JPL's orbital elements.

Facts

Number3956
Provisional designation1988 VL1
Orbit classMain-belt Asteroid
Diameter5.44 km (#9,817 largest of 17,440 named asteroids with a measured size)
Albedo0.313
Rotation period2.77 hours
Absolute magnitude (H)13.03
Orbital period3.35 years
Semi-major axis2.24 au
Perihelion – aphelion1.84 – 2.64 au
Eccentricity0.180
Inclination4.81°
Closest distance between its orbit and Earth's (MOID)0.842 au

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

Also discovered on 3 November 1988

More named asteroids discovered by P. Jensen