447 Valentine

Minor Planet | name=447 Valentine
discoverer=M. Wolf,
A. Schwassmann
discovery_date=October 27, 1899
designations=1899 ES
category=Main belt
epoch=30 January, 2005 (JD 2453400.5)
semimajor=447.164 Gm (2.989 AU)
perihelion=430.202 Gm (2.876 AU)
aphelion=464.125 Gm (3.102 AU)
eccentricity=0.038
period=1887.565 d (5.17 a)
inclination=4.795°
asc_node=72.079°
arg_peri=317.797°
mean_anomaly=141.289°
speed=17.23 km/s
dimensions=80.0 km
mass="unknown"
density="unknown"
gravity="unknown"
escape_velocity="unknown"
rotation="unknown"
spectral_class="unknown"
abs_mag=8.99
albedo="unknown"
temperature="unknown"

447 Valentine is a large Main belt asteroid.

It was discovered by Max Wolf and A. Schwassmann on October 27, 1899 in Heidelberg.