(599) Luisa Main-belt Asteroid

Discovered on 25 April 1906 by J. H. Metcalf at Taunton.

Where Luisa is today

MercuryVenusEarthEarthMarsMarsLuisaLuisa

Seen from above the solar system on 2026-10-14: Luisa is 2.46 au from the Sun and 3.16 au from Earth. Computed from JPL's orbital elements.

Facts

Number599
Provisional designationA906 HF
Orbit classMain-belt Asteroid
Diameter70.2 km (#465 largest of 17,440 named asteroids with a measured size)
Albedo0.115
Rotation period9.57 hours
Spectral typeS
Absolute magnitude (H)8.68
Orbital period4.61 years
Semi-major axis2.77 au
Perihelion – aphelion1.96 – 3.58 au
Eccentricity0.293
Inclination16.7°
Closest distance between its orbit and Earth's (MOID)1.02 au

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

More named asteroids discovered by J. H. Metcalf