|
gptkbp:instanceOf
|
gptkb:Moon
natural satellite
|
|
gptkbp:albedo
|
0.081 (dark side), 0.5 (bright side)
|
|
gptkbp:axialTilt
|
0.0°
|
|
gptkbp:catalogueNumber
|
gptkb:Saturn_VIII
|
|
gptkbp:density
|
1.088 g/cm³
|
|
gptkbp:diameter
|
1,469 km
734.5 km
|
|
gptkbp:discoveredBy
|
gptkb:Giovanni_Domenico_Cassini
|
|
gptkbp:discoveredIn
|
1671
|
|
gptkbp:distanceFromEarth
|
0.572 km/s
|
|
gptkbp:eccentricity
|
0.0286125
|
|
gptkbp:explores
|
gptkb:Voyager_1
gptkb:Voyager_2
gptkb:Cassini–Huygens
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Iapetus
|
|
gptkbp:inclination
|
15.47°
|
|
gptkbp:mass
|
1.8056×10^21 kg
|
|
gptkbp:meanDistanceFromSaturn
|
3,561,300 km
|
|
gptkbp:namedAfter
|
Iapetus (Titan in Greek mythology)
|
|
gptkbp:notableFeature
|
equatorial ridge
two-tone coloration
|
|
gptkbp:orbitType
|
79.3215 days
|
|
gptkbp:parentBody
|
gptkb:Saturn
|
|
gptkbp:rotationPeriod
|
79.3215 days (synchronous)
|
|
gptkbp:semiMajorAxis
|
3,560,820 km
|
|
gptkbp:surface
|
water ice, dark organic material
|
|
gptkbp:surfaceGravity
|
0.223 m/s²
|
|
gptkbp:temperature
|
90 K to 130 K
|
|
gptkbp:volume
|
1.66×10^9 km³
|
|
gptkbp:bfsParent
|
gptkb:Saturn_(planet)
gptkb:Moon
gptkb:marine
|
|
gptkbp:bfsLayer
|
4
|