- 21745 Shadfan
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Shadfan
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =Lincoln Laboratory Near-Earth Asteroid Research Team
discovery_site =Socorro
discovered =September 9 ,1999
designations = yes
mp_name = 21745
alt_names = 1999 RX168
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 2.7840782
perihelion = 2.4370834
semimajor =
eccentricity = 0.0664593
period = 1540.6505131
avg_speed =
inclination = 4.42221
asc_node = 335.00967
mean_anomaly = 268.51075
arg_peri = 133.10603
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 = 14.421745 Shadfan (1999 RX168) is a
Main-belt Asteroid discovered onSeptember 9 ,1999 by theLincoln Laboratory Near-Earth Asteroid Research Team atSocorro .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=21745+Shadfan JPL Small-Body Database Browser on 21745 Shadfan]
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