Disambiguation evidence for asteroid 944 Hidalgo via surface form

"944 Hidalgo"


As subject (45)

Triples where this entity appears as subject under the label "944 Hidalgo".

Predicate Object
belongsToDynamicalClass centaur
belongsToPopulation small Solar System bodies
crossesPlanetaryRegion inner Solar System
crossesPlanetaryRegion outer Solar System
hasAbsoluteMagnitude 10.1
hasAlbedo 0.04
hasAphelionDistance 9.53 AU
hasAphelionNear orbit of Saturn
hasApproximateDiameter 61 km
hasArgumentOfPerihelion 57 degrees (approximate)
hasColorIndex very red (typical of D-type)
hasComet-likeOrbit true
hasDiscoveryDate 1920-10-31
hasDiscoveryDesignation 1920 H
hasHighlyEccentricOrbit true
hasInclination 42.5 degrees
hasLongitudeOfAscendingNode 21 degrees (approximate)
hasMeanAnomaly 0.0 degrees (at epoch, approximate)
hasMinorPlanetNumber 944
hasName Hidalgo
hasObservationArc over 100 years
hasOrbitCrossing Jupiter’s orbit
hasOrbitalEccentricity 0.66
hasOrbitalPeriod 13.76 years
hasPerihelionDistance 1.95 AU
hasPerihelionInside asteroid belt region
hasPotentialEvolution short-period comet (hypothesized future evolution)
hasRotationPeriod 10.1 hours
hasSemiMajorAxis 5.74 AU
hasSpectralType D-type asteroid
hasSurfaceComposition carbon-rich (inferred from D-type spectrum)
hasTisserandParameterWithRespectToJupiter 2.1
instanceOf asteroid
instanceOf centaur (small Solar System body)
instanceOf comet-like object
instanceOf minor planet
instanceOf outer Solar System object
interactsGravitationallyWith Jupiter
isDynamicallyUnstable true
isNamedAfter Miguel Hidalgo y Costilla
mayHaveOrigin Kuiper Belt
surface form: Kuiper belt or trans-Neptunian region (hypothesized)
orbits Sun
wasDiscoveredAt Bergedorf Observatory
wasDiscoveredBy Walter Baade
wasFirstOfType one of the first known centaurs