Namaka

E131827

Namaka is the smaller and inner of the two known moons orbiting the dwarf planet Haumea in the Kuiper Belt.

All labels observed (1)

Label Occurrences
Namaka canonical 4

How this entity was disambiguated

Statements (48)

Predicate Object
instanceOf astronomical object
moon of Haumea
natural satellite
announced 2005-11-29
belongsTo Solar System
catalogueNumber Haumea
surface form: Haumea I
discoveredBy Chad Trujillo
surface form: Chadwick A. Trujillo

David L. Rabinowitz
Michael E. Brown
discoveredUsing W. M. Keck Observatory
discoveryDate 2005-06-30
discoveryMethod ground-based telescope observation
discoveryYear 2005
distanceFromSunCategory trans-Neptunian region
estimatedAlbedo high
hasColor neutral to slightly blue (likely)
hasMassEstimate much less than Haumea
hasOrbitalResonanceHistoryWith Hiʻiaka
hasParentBodyMinorPlanetNumber 136108
hasShape irregular
isBeyond Neptune
isInnerMoonOf Haumea
isInnerMoonRelativeTo Hiʻiaka
isNonSpherical true
isObservedIn near-infrared wavelengths
visible wavelengths
isPartOfDynamically Haumea family
surface form: Haumea collisional family
isSatelliteOf Haumea
isSmallerMoonOf Haumea
isSmallerThan Hiʻiaka
locatedIn Kuiper Belt
meanDiameter approximately 170 km
namedAfter Namaka (Hawaiian water spirit)
nameOrigin Hawaiian mythology
namingTheme Hawaiian deities associated with Haumea
observedBy Hubble Space Telescope
orbitalEccentricity approximately 0.249
orbitalInclination approximately 113 degrees
orbitalPeriod approximately 18.3 days
orbits Haumea
dwarf planet
trans-Neptunian object
partOf Haumea
surface form: Haumea system
provisionalDesignation S/2005 (2003 EL61) 1
surface form: S/2005 (136108) 1
rotationState likely tidally locked to Haumea
semiMajorAxis approximately 25657 km
surfaceComposition water ice (likely)
systemEscapeVelocityContext low

How these facts were elicited

Referenced by (4)

Full triples — surface form annotated when it differs from this entity's canonical label.

Haumea hasMoon Namaka
Hiʻiaka isLargerThan Namaka
Hiʻiaka isBrighterThan Namaka
Hiʻiaka hasSisterMoon Namaka