4276 Clifford

4276 Clifford

Minor Planet | name=4276 Clifford
discoverer=Edward L. G. Bowell
discovery_date=December 2, 1981
designations=1981 XA
category=Main belt, Mars-crosser asteroid
epoch=22 September, 2006 (JD 2454000.5)
semimajor=300.590 Gm (2.0093204 AU)
perihelion=239.196 Gm (1.5989221 AU)
aphelion=361.985 Gm (2.41971867 AU)
eccentricity=0.2042473
period= 1040.3325966 d (2.8483 a)
inclination=21.03722°
asc_node=76.96238°
arg_peri=3.46733°
mean_anomaly=242.8843°
speed= km/s
dimensions=7.5 km
mass="unknown"
density="unknown"
gravity="unknown"
escape_velocity="unknown"
rotation="unknown"
spectral_class=Cb
abs_mag=14.30
albedo=.15
temperature="unknown"

The asteroid 4276 Clifford (previously known by the provisional designation (1981 XA) was discovered on December 2, 1981 by Edward L. G. Bowell at Flagstaff Observatory. It was named in honor of astronomer/author Clifford Cunningham. It is a member of the group of Main belt asteroids known as Mars-crosser asteroids, specifically it is listed as an Outer-grazer.

External links

* [http://neo.jpl.nasa.gov/cgi-bin/db?name=4276 JPL's Info page]


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