- 2122 Pyatiletka
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Pyatiletka
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =T. M. Smirnova
discovery_site =Crimean Astrophysical Observatory
discovered =December 14 ,1971
designations = yes
mp_name = 2122
alt_names = 1971 XB
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 2.4694004
perihelion = 2.3333126
semimajor =
eccentricity = 0.0283356
period = 1359.2000685
avg_speed =
inclination = 7.89447
asc_node = 105.56884
mean_anomaly = 17.50129
arg_peri = 236.40069
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 = 12.12122 Pyatiletka (1971 XB) is a
Main-belt Asteroid discovered onDecember 14 ,1971 byT. M. Smirnova at theCrimean Astrophysical Observatory . It is named in honor of Five-Year Plans of the USSR. [cite book | last = Schmadel | first = Lutz D. | coauthors = | title = Dictionary of Minor Planet Names | pages = p. 172 | edition = 5th | year = 2003 | publisher = Springer Verlag | location = New York | url = http://books.google.com/books?q=2121+Sevastopol+1971+ME | id = ISBN 3540002383]External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2122+Pyatiletka JPL Small-Body Database Browser on 2122 Pyatiletka]
References
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