18643 van Rysselberghe

Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = van Rysselberghe
symbol =


caption =
discovery = yes
discovery_ref =
discoverer = E. W. Elst
discovery_site = European Southern Observatory
discovered = March 1, 1998
designations = yes
mp_name = 18643
alt_names = 1998 EK12
mp_category =
orbit_ref =
epoch = May 14, 2008
aphelion = 2.9667568
perihelion = 2.4411124
semimajor =
eccentricity = 0.0971999
period = 1624.0249591
avg_speed =
inclination = 10.38145
asc_node = 27.27261
mean_anomaly = 293.75551
arg_peri = 314.65329
satellites =
physical_characteristics = yes
dimensions =
mass =
density =
surface_grav =
escape_velocity =
sidereal_day =
axial_tilt =
pole_ecliptic_lat =
pole_ecliptic_lon =
albedo =
temperatures=
temp_name1 =
mean_temp_1 =
max_temp_1 =
temp_name2 =
max_temp_2 =
spectral_type =
abs_magnitude = 12.9

18643 van Rysselberghe (1998 EK12) is a Main-belt Asteroid discovered on March 1, 1998 by E. W. Elst at the European Southern Observatory.

External links

* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=18643+van+Rysselberghe JPL Small-Body Database Browser on 18643 van Rysselberghe]