Apophis

URI: https://gptkb.org/entity/Apophis

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:asteroid
gptkbp:albedo	0.33
gptkbp:alsoKnownAs	gptkb:99942_Apophis
gptkbp:aphelion	1.098 AU
gptkbp:apparentMagnitude	19.7
gptkbp:catalogueNumber	99942
gptkbp:closeApproachDate	2029-04-13
gptkbp:diameter	~370 meters
gptkbp:discoveredBy	gptkb:David_J._Tholen gptkb:Fabrizio_Bernardi gptkb:Roy_A._Tucker
gptkbp:discoveredIn	2004-06-19
gptkbp:distanceFromEarth	~31,600 km
gptkbp:eccentricity	0.191
https://www.w3.org/2000/01/rdf-schema#label	Apophis
gptkbp:inclination	3.331°
gptkbp:minimumOrbitIntersectionDistance	0.000254 AU
gptkbp:minorPlanetNumber	gptkb:2004_MN4
gptkbp:namedAfter	gptkb:Apophis_(mythology)
gptkbp:observedBy	gptkb:NASA gptkb:ESA
gptkbp:orbitType	gptkb:asteroid gptkb:Aten_asteroid 323.6 days Potentially Hazardous Asteroid
gptkbp:parentBody	Sun
gptkbp:perihelion	0.746 AU
gptkbp:potentiallyHazardous	true
gptkbp:riskFactor	negligible (as of 2024)
gptkbp:rotationPeriod	30.56 hours
gptkbp:spectralType	Sq
gptkbp:bfsParent	gptkb:Solar_barque gptkb:Egyptian gptkb:New_Kingdom gptkb:Apep gptkb:Apep_(Apophis) gptkb:Goa'uld
gptkbp:bfsLayer	5