- 30830 Jahn
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Jahn
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =F. Borngen andL. D. Schmadel
discovery_site =Tautenburg
discovered =October 14 ,1990
designations = yes
mp_name = 30830
alt_names = 1990 TQ12
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 2.8628098
perihelion = 1.8600978
semimajor =
eccentricity = 0.2123082
period = 1325.4630284
avg_speed =
inclination = 4.66673
asc_node = 255.85563
mean_anomaly = 286.42239
arg_peri = 175.47963
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 = 14.330830 Jahn (1990 TQ12) is a
Main-belt Asteroid discovered onOctober 14 ,1990 byF. Borngen andL. D. Schmadel atTautenburg .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=30830+Jahn JPL Small-Body Database Browser on 30830 Jahn]
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