399 Persephone

Minor Planet | name=399 Persephone
discoverer=Max Wolf
discovery_date=February 23, 1895
designations=1895 BP
category=Main belt
epoch=30 January, 2005 (JD 2453400.5)
semimajor=457.292 Gm (3.057 AU)
perihelion=426.404 Gm (2.85 AU)
aphelion=488.18 Gm (3.263 AU)
eccentricity=0.068
period=1952.055 d (5.34 a)
inclination=13.082°
asc_node=346.609°
arg_peri=189.387°
mean_anomaly=204.409°
speed=17.04 km/s
dimensions=49.1 km
mass=~1.2×10¹⁷ kg
density=2.0? g/cm³
gravity=~0.0137 m/s²
escape_velocity=~0.0260 km/s
rotation="unknown"
spectral_class="unknown"
abs_mag=9.0
albedo=0.10?
temperature=~159 K

399 Persephone is a typical Main belt asteroid.

It was discovered by Max Wolf on February 23, 1895 in Heidelberg.