(9955) 1991 PU11

Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = mp|(9955) 1991 PU|11
symbol =


caption = Orbit of mp|(9955) 1991 PU|11 (blue), planets (red) and the Sun (black). The outermost planet visible if Jupiter.
discovery = yes
discovery_ref =
discoverer = H. E. Holt
discovered = August 7, 1991
designations = yes
mp_name = mp|(9955) 1991 PU|11
alt_names = mp|1967 RG|1, mp|1974 SE|3, mp|1998 SP|121
mp_category =
orbit_ref =
epoch = October 27, 2007
aphelion = 2.6816502 AU
perihelion = 1.8657544 AU
semimajor = 2.2737023 AU
eccentricity = 0.1794201
period = 1252.2724397 d
avg_speed =
inclination = 4.98738°
asc_node = 343.21114°
mean_anomaly = 238.56974°
arg_peri = 24.23728°
satellites =
physical_characteristics = yes
dimensions = ~37.1 km [cite web|url = http://www.iop.org/EJ/article/1538-3881/123/2/1056/FP206.txt?request-id=ZkkEm1jA3BGTV3i82wi7Kg|title = The supplemental IRAS minor planet survey (SIMPS)|author = Tedesco E.F., Noah P.V., Noah M., Price S.D.]
mass =
density =
surface_grav =
escape_velocity =
sidereal_day =
axial_tilt =
pole_ecliptic_lat =
pole_ecliptic_lon =
albedo = ~0.01
temperatures=yes
temp_name1 = Kelvin
mean_temp_1 =
max_temp_1 =
temp_name2 = Celsius
max_temp_2 =
spectral_type =
abs_magnitude = 14.6

mp|(9955) 1991 PU|11 is a main belt asteroid. It orbits the Sun once every 3.43 years. [cite web|url = http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=9955;orb=0;cov=0;log=0#elem|title = 9955 (1991 PU11)|work = JPL Small-Body Database Browser]

Discovered on August 7, 1991 by H. E. Holt, it was given the provisional designation "mp|1991 PU|11". ["MPO 62179" Minor Planet Center]

References