2004 MN4

URI: https://gptkb.org/entity/2004_MN4

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:asteroid
gptkbp:albedo	0.33
gptkbp:alsoKnownAs	gptkb:Apophis
gptkbp:aphelion	1.099 AU
gptkbp:apparentMagnitude	19.7
gptkbp:catalogueNumber	99942
gptkbp:closeApproachDate	2029-04-13
gptkbp:diameter	~340 meters
gptkbp:discoveredBy	gptkb:David_J._Tholen gptkb:Fabrizio_Bernardi gptkb:Roy_A._Tucker
gptkbp:discoveredIn	2004-06-19
gptkbp:distanceFromEarth	~31,600 km (2029)
gptkbp:eccentricity	0.191
gptkbp:inclination	3.331°
gptkbp:minorPlanetNumber	gptkb:99942_Apophis
gptkbp:MOID	0.000254 AU (Earth)
gptkbp:namedAfter	gptkb:Apophis_(Egyptian_deity)
gptkbp:observedBy	gptkb:Arecibo_Observatory gptkb:Goldstone_Deep_Space_Communications_Complex
gptkbp:orbitType	gptkb:Aten_asteroid 323.6 days
gptkbp:parentBody	Sun
gptkbp:perihelion	0.746 AU
gptkbp:potentiallyHazardous	true
gptkbp:removedFromRiskList	2006
gptkbp:riskListed	2004-2006
gptkbp:rotationPeriod	30.56 hours
gptkbp:semiMajorAxis	0.922 AU
gptkbp:spectralType	Sq
gptkbp:bfsParent	gptkb:99942_Apophis
gptkbp:bfsLayer	6
https://www.w3.org/2000/01/rdf-schema#label	2004 MN4