(137108) 1999 AN10

Infobox Planet
minorplanet = yes
width = 25em
bgcolour = #FFFFC0
name = mp|(137108) 1999 AN|10
symbol =


caption =
discovery = yes
discovery_ref =
discoverer = LINEAR
discovered = January 13 1999
designations = yes
mp_name = mp|(137108) 1999 AN|10
alt_names =
mp_category = Apollo asteroid
orbit_ref = cite web |title =JPL Small-Body Database Browser: 137108 (1999 AN10) |url=http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=1999AN10 |accessdate=2008-01-31]
epoch =
aphelion = 2.278 AU (Q)
perihelion = 0.6387 AU (q)
semimajor = 1.458 AU (a)
eccentricity = 0.5621
period = 1.76 a
avg_speed =
inclination = 39.93°
asc_node = 314.4°
mean_anomaly = 196.4° (M)
arg_peri = 268.2°
satellites =
physical_characteristics = yes
dimensions = 800 - 1800 mcite web
title=137108 1999 AN10
publisher=The Near-Earth Asteroids Data Base at E.A.R.N
url=http://earn.dlr.de/nea/137108.htm
accessdate=2008-01-31] ^{[http://neo.jpl.nasa.gov/glossary/h.html H]}
mass = ~2.9e|12 kg
density =
surface_grav =
escape_velocity = ~2.8 km/hassume 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/h.]
sidereal_day =
axial_tilt =
pole_ecliptic_lat =
pole_ecliptic_lon =
albedo =
spectral_type =
abs_magnitude = 17.807

mp|(137108) 1999 AN|10 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.cite web
title=Sormano Astronomical Observatory: Table of Next Closest Approaches to the Earth by Asteroids
publisher=Astronomical Observatory of Brera
author=Piero Sicoli, Francesco Manca
url=http://www.brera.mi.astro.it/sormano/teca.html
accessdate=2008-01-31] cite web
title=NEODys (137108) 1999AN10
publisher=Department of Mathematics, University of Pisa, ITALY
url=http://newton.dm.unipi.it/cgi-bin/neodys/neoibo?objects:1999AN10;main
accessdate=2008-01-31] cite web
date=1999 July 12, 21:23
title=MPEC 1999-N21: 1999 AN10
publisher=IAU: Minor Planet Center
url=http://cfa-www.harvard.edu/mpec/J99/J99N21.html
accessdate=2008-01-31]

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.

References

External links

* [http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=137108;orb=1 Orbital simulation] from JPL (Java) / [http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=137108 Horizons Ephemeris]