- 12517 Grayzeck
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Grayzeck
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =
discovery_site =
discovered =
designations = yes
mp_name = 12517
alt_names = 1998 HD52
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 2.8095031
perihelion = 1.8885903
semimajor =
eccentricity = 0.1960184
period = 1315.0307836
avg_speed =
inclination = 0.65515
asc_node = 156.01803
mean_anomaly = 241.98964
arg_peri = 120.24026
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 = 15.912517 Grayzeck (1998 HD52) is a
Main-belt Asteroid discovered onby at . External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=12517+Grayzeck JPL Small-Body Database Browser on 12517 Grayzeck]
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