- 20804 Etter
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Etter
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =LINEAR Team
discovery_site =Experimental Test Site
discovered =September 25 ,2000
designations = yes
mp_name = 20804
alt_names = 2000 SW209
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 2.8489484
perihelion = 1.9906402
semimajor =
eccentricity = 0.1773515
period = 1374.8841660
avg_speed =
inclination = 10.92045
asc_node = 150.44440
mean_anomaly = 36.22767
arg_peri = 183.28953
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 = 14.720804 Etter (2000 SW209) is a
Main-belt Asteroid discovered onSeptember 25 ,2000 by theLINEAR Team at theExperimental Test Site .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=20804+Etter JPL Small-Body Database Browser on 20804 Etter]
Wikimedia Foundation. 2010.