(725) Amanda Main-belt Asteroid

Discovered on 21 October 1911 by J. Palisa at Vienna.

Where Amanda is today

MercuryVenusEarthEarthMarsMarsAmandaAmanda

Seen from above the solar system on 2026-10-14: Amanda is 2.29 au from the Sun and 2.00 au from Earth. Computed from JPL's orbital elements.

Facts

Number725
Provisional designationA911 UQ
Orbit classMain-belt Asteroid
Diameter23.7 km (#1,804 largest of 17,440 named asteroids with a measured size)
Albedo0.0680
Rotation period3.75 hours
Spectral typeCSU
Absolute magnitude (H)11.78
Orbital period4.13 years
Semi-major axis2.57 au
Perihelion – aphelion2.00 – 3.14 au
Eccentricity0.221
Inclination3.79°
Closest distance between its orbit and Earth's (MOID)1.01 au

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

Also discovered on 21 October 1911

More named asteroids discovered by J. Palisa