- 4098 Thraen
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Thraen
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =F. Borngen
discovery_site =Tautenburg
discovered =November 26 ,1987
designations = yes
mp_name = 4098
alt_names = 1987 WQ1
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 3.6362602
perihelion = 2.8407246
semimajor =
eccentricity = 0.1228250
period = 2128.6915873
avg_speed =
inclination = 2.93916
asc_node = 99.61958
mean_anomaly = 174.95074
arg_peri = 2.70104
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 = 13.24098 Thraen (1987 WQ1) is a
Outer Main-belt Asteroid discovered onNovember 26 ,1987 byF. Borngen atTautenburg .Orbital Elements at Epoch 2454600.5 (2008-May-14.0) TDB
*Reference: MPO27568 (heliocentric ecliptic J2000)
*Element Value Uncertainty (1-sigma) Units
*e 0.1228250 n/a
*a 3.2384924 n/a AU
*q 2.8407246 n/a AU
*i 2.93916 n/a deg
*node 99.61958 n/a deg
*peri 2.70104 n/a deg
*M 174.95074 n/a deg
*tp 2453566.0106433
*(2005-Jul-14.51064331) n/a JED
*period 2128.6915873
*5.83 n/a
*n/a d
*yr
*n 0.16911797 n/a deg/d
*Q 3.6362602 n/a AUAlternate Designations
1987 WQ1 = 1958 XZ = 1977 DP1 = 1981 WM8 = 1987 YB1
External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=4098+Thraen JPL Small-Body Database Browser on 4098 Thraen]
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