- 2212 Hephaistos
Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
apsis =
name = Hephaistos
symbol =
caption =
discovery = yes
discovery_ref =
discoverer =L. I. Chernykh
discovery_site =Crimean Astrophysical Observatory
discovered =September 27 ,1978
designations = yes
mp_name = 2212
alt_names = 1978 SB
mp_category =
orbit_ref =
epoch =May 14 ,2008
aphelion = 3.973763207398838
perihelion = .3594008933339146
semimajor =
eccentricity = .8341161862422248
period = 1164.826220279646
avg_speed =
inclination = 11.74609897569425
asc_node = 28.30661742146251
mean_anomaly = 125.4296586611561
arg_peri = 208.5357629599334
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 = 13.872212 Hephaistos (1978 SB) is a
Apollo asteroid and a NEO discovered onSeptember 27 ,1978 byL. I. Chernykh at theCrimean Astrophysical Observatory .External links
* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2212+Hephaistos JPL Small-Body Database Browser on 2212 Hephaistos]
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