|
gptkbp:instanceOf
|
interstellar object
|
|
gptkbp:albedo
|
0.1
|
|
gptkbp:catalogueNumber
|
1I/2017 U1 (final)
A/2017 U1 (initially)
|
|
gptkbp:closestApproachToSun
|
0.25 AU
|
|
gptkbp:color
|
reddish
|
|
gptkbp:designation
|
1I/2017 U1
|
|
gptkbp:discoveredBy
|
Robert Weryk
|
|
gptkbp:discoveredIn
|
2017-10-19
Pan-STARRS1
|
|
gptkbp:firstObservedFrom
|
gptkb:Haleakalā_Observatory
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Oumuamua
|
|
gptkbp:leftSolarSystem
|
yes
|
|
gptkbp:length
|
~100-400 meters
|
|
gptkbp:lightCurveVariation
|
up to 10:1
|
|
gptkbp:mediaCoverage
|
extensive
|
|
gptkbp:nameMeaning
|
scout or messenger (in Hawaiian)
|
|
gptkbp:nearestCity
|
0.1616 AU
|
|
gptkbp:noComaObserved
|
true
|
|
gptkbp:notableFor
|
first known interstellar object detected passing through the Solar System
|
|
gptkbp:origin
|
interstellar space
|
|
gptkbp:originatedIn
|
Vega region (uncertain)
other star system (uncertain)
outside Solar System
|
|
gptkbp:outgassingObserved
|
no
|
|
gptkbp:possibleArtificialOrigin
|
speculated (not confirmed)
|
|
gptkbp:possibleCometaryActivity
|
debated
|
|
gptkbp:radioSignalsDetected
|
no
|
|
gptkbp:rotationPeriod
|
~8 hours
|
|
gptkbp:shape
|
elongated
|
|
gptkbp:studiedBy
|
gptkb:NASA
gptkb:ESA
gptkb:SETI_Institute
|
|
gptkbp:subjectOf
|
gptkb:academic_journal
artistic depictions
public speculation
|
|
gptkbp:surface
|
unknown
|
|
gptkbp:trajectory
|
hyperbolic
|
|
gptkbp:velocityAtEntry
|
~315,000 km/h
|
|
gptkbp:velocityRelativeToSun
|
~26 km/s
|
|
gptkbp:widthEstimate
|
~35-167 meters
|
|
gptkbp:bfsParent
|
gptkb:Extraterrestrial:_The_First_Sign_of_Intelligent_Life_Beyond_Earth
|
|
gptkbp:bfsLayer
|
6
|