- 23686 Songyuan
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Songyuan
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =
discovery_site =
discovered =
designations = yes
mp_name = 23686
alt_names = 1997 JZ7
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 3.1420247
perihelion = 2.2328055
semimajor =
eccentricity = 0.1691624
period = 1609.1649453
avg_speed =
inclination = 12.87288
asc_node = 207.11076
mean_anomaly = 158.08795
arg_peri = 58.79710
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 = 13.723686 Songyuan (1997 JZ7) is a
Main-belt Asteroid discovered onby at . External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=23686+Songyuan JPL Small-Body Database Browser on 23686 Songyuan]
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