- 15021 Alexkardon
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Alexkardon
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =Lincoln Laboratory Near-Earth Asteroid Research Team
discovery_site =Socorro
discovered =September 26 ,1998
designations = yes
mp_name = 15021
alt_names = 1998 SX123
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 2.7790954
perihelion = 1.9292144
semimajor =
eccentricity = 0.1805066
period = 1319.3225191
avg_speed =
inclination = 2.64628
asc_node = 38.95729
mean_anomaly = 204.99318
arg_peri = 25.21117
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 = 15.215021 Alexkardon (1998 SX123) is a
Main-belt Asteroid discovered onSeptember 26 ,1998 by theLincoln Laboratory Near-Earth Asteroid Research Team atSocorro .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=15021+Alexkardon JPL Small-Body Database Browser on 15021 Alexkardon]
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