(1288) Santa Main-belt Asteroid

Discovered on 26 August 1933 by E. Delporte at Uccle.

Where Santa is today

MercuryVenusEarthEarthMarsMarsSantaSanta

Seen from above the solar system on 2026-10-14: Santa is 2.70 au from the Sun and 2.01 au from Earth. Computed from JPL's orbital elements.

Facts

Number1288
Provisional designation1933 QM
Orbit classMain-belt Asteroid
Diameter31.4 km (#1,304 largest of 17,440 named asteroids with a measured size)
Albedo0.0440
Rotation period7.61 hours
Absolute magnitude (H)11.4
Orbital period4.90 years
Semi-major axis2.89 au
Perihelion – aphelion2.70 – 3.07 au
Eccentricity0.0639
Inclination7.56°
Closest distance between its orbit and Earth's (MOID)1.70 au

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

More named asteroids discovered by E. Delporte