|
gptkbp:instanceOf
|
astronomer
|
|
gptkbp:announced
|
2017-10-16
|
|
gptkbp:coincidentWith
|
gptkb:AT2017gfo
gptkb:GRB_170817A
|
|
gptkbp:collaboratesWith
|
gptkb:LIGO_Scientific_Collaboration
gptkb:Virgo_Collaboration
various astronomical observatories
|
|
gptkbp:detectionDate
|
2017-08-17
|
|
gptkbp:detects
|
gptkb:LIGO
gptkb:Virgo
|
|
gptkbp:distanceFromEarth
|
~130 million light-years
|
|
gptkbp:energyReleased
|
~10^53 ergs
|
|
gptkbp:eventType
|
gravitational wave detection
|
|
gptkbp:firstObserved
|
gptkb:Virgo
gptkb:LIGO_Hanford
gptkb:LIGO_Livingston
|
|
gptkbp:followUpObservations
|
gptkb:radio_station
gptkb:X-rays
infrared
ultraviolet
optical
gamma-ray
|
|
gptkbp:gravitationalWaveFrequency
|
~30–3000 Hz
|
|
gptkbp:gravitationalWaveSignal
|
chirp
|
|
gptkbp:hasCounterpart
|
supernova
electromagnetic counterpart
|
|
gptkbp:hostedBy
|
gptkb:NGC_4993
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
GW170817 detection
|
|
gptkbp:influenced
|
gptkb:cosmology
astrophysics
nuclear physics
|
|
gptkbp:publishedIn
|
gptkb:Physical_Review_Letters
gptkb:The_Astrophysical_Journal_Letters
|
|
gptkbp:resultedIn
|
multi-messenger astronomy
measurement of Hubble constant
confirmation of kilonova theory
insight into origin of heavy elements
|
|
gptkbp:significance
|
first gravitational wave detection with electromagnetic counterpart
|
|
gptkbp:source
|
binary neutron star merger
|
|
gptkbp:bfsParent
|
gptkb:LIGO-Virgo-KAGRA_Collaboration
|
|
gptkbp:bfsLayer
|
6
|