(2210) Lois Main-belt Asteroid

Discovered on 24 September 1960 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar.

Where Lois is today

MercuryVenusEarthEarthMarsMarsLoisLois

Seen from above the solar system on 2026-10-14: Lois is 2.50 au from the Sun and 3.43 au from Earth. Computed from JPL's orbital elements.

Facts

Number2210
Provisional designation9597 P-L
Orbit classMain-belt Asteroid
Diameter4.48 km (#11,666 largest of 17,440 named asteroids with a measured size)
Albedo0.168
Rotation period2.42 hours
Absolute magnitude (H)14.16
Orbital period3.72 years
Semi-major axis2.40 au
Perihelion – aphelion1.85 – 2.95 au
Eccentricity0.230
Inclination2.93°
Closest distance between its orbit and Earth's (MOID)0.841 au

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

Also discovered on 24 September 1960

More named asteroids discovered by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T.