(1070) Tunica Outer Main-belt Asteroid

Discovered on 1 September 1926 by K. Reinmuth at Heidelberg.

Where Tunica is today

MercuryVenusEarthEarthMarsMarsTunicaTunica

Seen from above the solar system on 2026-10-14: Tunica is 3.30 au from the Sun and 3.43 au from Earth. Computed from JPL's orbital elements.

Facts

Number1070
Provisional designation1926 RB
Orbit classOuter Main-belt Asteroid
Diameter39.1 km (#995 largest of 17,440 named asteroids with a measured size)
Albedo0.0610
Rotation period15.7 hours
Absolute magnitude (H)10.86
Orbital period5.81 years
Semi-major axis3.23 au
Perihelion – aphelion2.97 – 3.49 au
Eccentricity0.0798
Inclination17.0°
Closest distance between its orbit and Earth's (MOID)1.97 au

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

Also discovered on 1 September 1926

More named asteroids discovered by K. Reinmuth