- 98722 Elenaumberto
Infobox Planet | minorplanet = yes | width = 25em | bgcolour = #FFFFC0
name=98722 Elenaumberto
discovery=yes
discovery_ref= [http://cfa-www.harvard.edu/iau/lists/NumberedMPs.html]
discoverer=Gianluca Masi
discovered=December 22 ,2000
designations = yes
alt_names=2000 YJ8
mp_category=Main belt
orbit_ref= [ftp://ftp.lowell.edu/pub/elgb/astorb.html]
epoch=February 04 ,2008 (JD 2454500.5)
semimajor=386.643 Gm (2.585 AU)
perihelion=311.661 Gm (2.083 AU)
aphelion=461.625 Gm (3.086 AU)
eccentricity=0.194
period=1517.663 d (4.16 a)
inclination=12.038°
asc_node=278.437°
arg_perihelion=94.014°
mean_anomaly=322.116°
avg_speed=18.35 km/s
physical_characteristics=yes
dimensions=? km
mass=?e|? kg
density=? g/cm³
surface_grav=? m/s²
escape_velocity=? km/s
sidereal_day=? d
axial_tilt=?° | pole_ecliptic_lat=? | pole_ecliptic_lon=?
spectral_type=?
abs_magnitude=15.3
albedo=0.10
single_temperature=~173 K98722 Elenaumberto is an
asteroid . It was discovered byGianluca Masi onDecember 22 ,2000 . Its provisional designation was 2000 YJ8. It was named after Elena Persichilli and Umberto Masi, parents of the discoverer.External links
* [http://scully.cfa.harvard.edu/~cgi/ShowCitation.COM?num=98722 Citation for (98722)]
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