- 18572 Rocher
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Rocher
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =OCA-DLR Asteroid Survey
discovery_site =Caussols
discovered =November 28 ,1997
designations = yes
mp_name = 18572
alt_names = 1997 WQ22
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 2.6617945
perihelion = 1.8616631
semimajor =
eccentricity = 0.1768849
period = 1242.3936605
avg_speed =
inclination = 1.82711
asc_node = 310.25574
mean_anomaly = 104.02587
arg_peri = 67.58892
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 = 15.418572 Rocher (1997 WQ22) is a
Main-belt Asteroid discovered onNovember 28 ,1997 by theOCA-DLR Asteroid Survey atCaussols .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=18572+Rocher JPL Small-Body Database Browser on 18572 Rocher]
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