- 31203 Hersman
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Hersman
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =M. W. Buie
discovery_site =Anderson Mesa station of the Lowell Observatory
discovered =January 6 ,1998
designations = yes
mp_name = 31203
alt_names = 1998 AO9
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 3.1695910
perihelion = 2.6725880
semimajor =
eccentricity = 0.0850715
period = 1823.5418339
avg_speed =
inclination = 2.64630
asc_node = 42.92044
mean_anomaly = 126.67667
arg_peri = 331.67624
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 = 14.531203 Hersman (1998 AO9) is a
Main-belt Asteroid discovered onJanuary 6 ,1998 byM. W. Buie at theAnderson Mesa station of the Lowell Observatory .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=31203+Hersman JPL Small-Body Database Browser on 31203 Hersman]
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