- 12926 Brianmason
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Brianmason
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =J. L. Schiff andC. J. Schiff
discovery_site =Takapuna
discovered =September 27 ,1999
designations = yes
mp_name = 12926
alt_names = 1999 SO9
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 3.2789173
perihelion = 2.1035859
semimajor =
eccentricity = 0.2183615
period = 1612.6119875
avg_speed =
inclination = 8.78079
asc_node = 45.21038
mean_anomaly = 323.72184
arg_peri = 308.10044
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 = 13.112926 Brianmason (1999 SO9) is a
Main-belt Asteroid discovered onSeptember 27 ,1999 byJ. L. Schiff andC. J. Schiff atTakapuna . Thisasteroid is named in honor ofmeteoriticist Brian Harold Mason .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=12926+Brianmason JPL Small-Body Database Browser on 12926 Brianmason]
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