|
gptkbp:instanceOf
|
gptkb:asteroid
binary asteroid
|
|
gptkbp:albedo
|
0.06
|
|
gptkbp:apparentMagnitude
|
8.5
|
|
gptkbp:ascendingNodeLongitude
|
199.2°
|
|
gptkbp:binaryComponents
|
Antiope A
Antiope B
|
|
gptkbp:binarySystem
|
true
|
|
gptkbp:diameter
|
~86 km (each component)
|
|
gptkbp:discoveredBy
|
gptkb:Robert_Luther
|
|
gptkbp:discoveredIn
|
1866-10-01
|
|
gptkbp:distanceBetweenComponents
|
~170 km
|
|
gptkbp:eccentricity
|
0.156
|
|
gptkbp:epoch
|
2023-02-25
|
|
gptkbp:hasNumberOfComponents
|
2
|
|
gptkbp:hasSatelliteCraters
|
none
|
|
gptkbp:hasShapeModel
|
contact binary
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
90 Antiope
|
|
gptkbp:inclination
|
2.2 degrees
|
|
gptkbp:locatedIn
|
gptkb:asteroid
|
|
gptkbp:main_belt
|
outer main-belt
|
|
gptkbp:meanAnomaly
|
41.2°
|
|
gptkbp:meanMotion
|
0.175°/day
|
|
gptkbp:minorPlanetNumber
|
gptkb:90_Antiope
|
|
gptkbp:namedAfter
|
Antiope (mythology)
|
|
gptkbp:observedBy
|
gptkb:Keck_Observatory
gptkb:Very_Large_Telescope
|
|
gptkbp:orbitalGroup
|
gptkb:Themis_family
|
|
gptkbp:orbitType
|
5.61 years
|
|
gptkbp:perihelion
|
252.1°
|
|
gptkbp:rotationPeriod
|
16.5 hours
|
|
gptkbp:semiMajorAxis
|
3.156 AU
|
|
gptkbp:spectralType
|
C-type
|
|
gptkbp:surface
|
carbonaceous
|
|
gptkbp:bfsParent
|
gptkb:Themis_family
|
|
gptkbp:bfsLayer
|
7
|