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gptkbp:instanceOf
|
gptkb:gravitational_wave_event
|
|
gptkbp:announced
|
2017-10-16
|
|
gptkbp:chirpMass
|
1.188 solar masses
|
|
gptkbp:detectionDate
|
2017-08-17
|
|
gptkbp:detects
|
gptkb:LIGO
gptkb:Virgo
|
|
gptkbp:distanceFromEarth
|
~130 million light-years
|
|
gptkbp:electromagneticCounterpart
|
gptkb:AT2017gfo
|
|
gptkbp:eventType
|
multi-messenger astronomy event
|
|
gptkbp:firstObserved
|
gptkb:Virgo
gptkb:LIGO_Hanford
gptkb:LIGO_Livingston
|
|
gptkbp:gammaRayBurst
|
gptkb:GRB_170817A
|
|
gptkbp:gravitationalWaveFrequency
|
23–1800 Hz
|
|
gptkbp:hostedBy
|
gptkb:NGC_4993
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
GW170817
|
|
gptkbp:impact
|
confirmed neutron star mergers as sites of r-process nucleosynthesis
provided independent measurement of Hubble constant
|
|
gptkbp:mass
|
2.73–2.78 solar masses
|
|
gptkbp:massOfPrimary
|
1.46–1.60 solar masses
|
|
gptkbp:massOfSecondary
|
1.17–1.36 solar masses
|
|
gptkbp:observedBy
|
over 70 observatories worldwide
|
|
gptkbp:publishedIn
|
gptkb:Physical_Review_Letters
|
|
gptkbp:resultedIn
|
supernova
heavy element nucleosynthesis
|
|
gptkbp:significance
|
first gravitational wave event with electromagnetic counterpart
|
|
gptkbp:skyLocation
|
RA 13h 09m 48.08s, Dec −23° 22′ 53.3″
|
|
gptkbp:source
|
binary neutron star merger
|
|
gptkbp:bfsParent
|
gptkb:Advanced_LIGO
gptkb:LIGO
gptkb:VIRGO
gptkb:LIGO_gravitational_wave_detections
gptkb:Virgo_interferometer
|
|
gptkbp:bfsLayer
|
5
|