(137108) 1999 AN10

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The correct title of this article is (137108) 1999 AN10. It features superscript or subscript characters that are substituted or omitted because of technical limitations.
(137108) 1999 AN10
Discovery and designation
Discovered by LINEAR
Discovery date January 13, 1999
Designations
MPC designation (137108) 1999 AN10
Minor planet
category		 Apollo asteroid
Aphelion 2.278 AU (Q)
Perihelion 0.6387 AU (q)
Semi-major axis 1.458 AU (a)
Eccentricity 0.5621
Orbital period 1.76 a
Mean anomaly 196.4° (M)
Inclination 39.93°
Longitude of ascending node 314.4°
Argument of perihelion 268.2°
Dimensions 800 - 1800 m[2]H
Mass ~2.9×1012 kg[3]
Equatorial escape velocity ~2.8 km/hr[3]
Absolute magnitude 17.807[1]

(137108) 1999 AN10 is an Apollo Near-Earth asteroid (NEA) discovered by LINEAR on January 13, 1999.

On August 7, 2027 this NEA will pass within 388,960km (0.0026 AU) of the Earth.[4][5][6]

1999 AN10 has a well determined orbit. It has been found in precovery images from 1955, and thus has been observed 166 times from 1955 to 2006.[1]


[edit] References

  1. ^ a b c JPL Small-Body Database Browser: 137108 (1999 AN10). Retrieved on 2008-01-31.
  2. ^ 137108 1999 AN10. The Near-Earth Asteroids Data Base at E.A.R.N. Retrieved on 2008-01-31.
  3. ^ a b assume radius of 0.650 km; volume of a sphere * assume density of 2.6g/cm³ (though it could be a loose rubble pile) yields a mass of 2.99e12 kg and an escape velocity of 2.82 km/hr.
  4. ^ Piero Sicoli, Francesco Manca. Sormano Astronomical Observatory: Table of Next Closest Approaches to the Earth by Asteroids. Astronomical Observatory of Brera. Retrieved on 2008-01-31.
  5. ^ NEODys (137108) 1999AN10. Department of Mathematics, University of Pisa, ITALY. Retrieved on 2008-01-31.
  6. ^ MPEC 1999-N21: 1999 AN10. IAU: Minor Planet Center (1999 July 12, 21:23). Retrieved on 2008-01-31.


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