(9924) 1981 EM24

(9924) 1981 EM24

Orbit of (9924) 1981 EM24 (blue), planets (red) and the Sun (black). The outermost planet visible is Jupiter.
Discovery
Discovered by S. J. Bus
Discovery date 2 March 1981
Designations
MPC designation (9924) 1981 EM24
1988 XN2
Main Belt asteroid
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 12606 days (34.51 yr)
Aphelion 3.0778380 AU (460.43801 Gm)
Perihelion 2.5028374 AU (374.41915 Gm)
2.7903377 AU (417.42858 Gm)
Eccentricity 0.1030342
4.66 yr (1702.5 d)
317.33022°
 12m 41.24s / day
Inclination 2.838462°
333.50694°
51.687217°
Earth MOID 1.50609 AU (225.308 Gm)
Jupiter MOID 2.37185 AU (354.824 Gm)
Physical characteristics
Dimensions ~12.9 km[2]
~0.01
Surface temp. min mean max
Kelvin
Celsius
14.1

    (9924) 1981 EM24 is a main belt asteroid. It orbits the Sun once every 4.66 years.[3] It is associated with the Liberatrix family of asteroids.[4]

    Discovered on March 2, 1981, by Schelte Bus at the Siding Spring Observatory, it was given the provisional designation "1981 EM24".[5]

    References

    1. "JPL Small-Body Database Browser: 9924 (1981 EM24)". Jet Propulsion Laboratory. Retrieved 4 April 2016.
    2. Tedesco E.F.; Noah P.V.; Noah M.; Price S.D. "The supplemental IRAS minor planet survey (SIMPS)".
    3. "9924 (1981 EM24)". JPL Small-Body Database Browser. NASA/JPL. Retrieved 2008-02-14.
    4. Zappalà, Vincenzo; Bendjoya, Philippe; Cellino, Alberto; Farinella, Paolo; Froeschlé, Claude (1997). "Asteroid Dynamical Families.". EAR-A-5-DDR-FAMILY-V4.1. NASA Planetary Data System.
    5. (9924) 1981 EM24 Minor Planet Center's Minor Planet Ephemeris Service

    External links


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