|
gptkbp:instance_of
|
gptkb:mutants
|
|
gptkbp:afterglow_detected
|
yes
|
|
gptkbp:associated_with
|
merger of neutron stars
|
|
gptkbp:collaboration
|
international astrophysics community
|
|
gptkbp:contributed_to
|
understanding of heavy element formation
|
|
gptkbp:date_observed
|
August 17, 2017
|
|
gptkbp:discovered_by
|
gptkb:LIGO/_Virgo_collaboration
|
|
gptkbp:distance_from_earth
|
130 million light-years
|
|
gptkbp:duration
|
about 2 seconds
short-duration
|
|
gptkbp:events
|
conducted by multiple observatories
localized by gravitational waves
|
|
gptkbp:hosts
|
gptkb:NGC_4993
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
gamma-ray burst GRB 170817 A
|
|
gptkbp:impact
|
enhanced understanding of neutron star mergers
|
|
gptkbp:importance
|
multi-messenger astronomy
|
|
gptkbp:is_observed_in
|
gptkb:Gran_Telescopio_Canarias
gptkb:Green_Bank_Observatory
gptkb:Chandra_X-ray_Observatory
gptkb:European_Southern_Observatory
gptkb:Gemini_Observatory
gptkb:Very_Large_Telescope
gptkb:Arecibo_Observatory
gptkb:Magellan_Telescopes
gptkb:Subaru_Telescope
gptkb:Parkes_Observatory
gptkb:Hubble_Space_Telescope
gptkb:Lick_Observatory
gptkb:Herschel_Space_Observatory
gptkb:Keck_Observatory
gptkb:Atacama_Large_Millimeter/submillimeter_Array
gptkb:VLT_Survey_Telescope
gptkb:APERTIF_Observatory
gptkb:FAST_Observatory
gptkb:IRAM_Observatory
gptkb:LBT_Observatory
gptkb:LOFAR_Observatory
gptkb:MMT_Observatory
gptkb:Meer_KAT_Observatory
gptkb:NASA's_Fermi_Gamma-ray_Space_Telescope
gptkb:NOAO_Observatories
gptkb:Palomar_Observatory
gptkb:SALT_Telescope
gptkb:SKA_Observatory
gptkb:SRT_Observatory
gptkb:Swift_Gamma-Ray_Burst_Mission
gptkb:TNG_Observatory
gptkb:ALMA_Observatory
multiple wavelengths
|
|
gptkbp:is_targeted_at
|
new research in astrophysics
|
|
gptkbp:lighting
|
yes
monitored over time
|
|
gptkbp:observational_evidence
|
kilonova associated with the event
|
|
gptkbp:optical_afterglow
|
yes
|
|
gptkbp:power_source
|
approximately 10^53 ergs
|
|
gptkbp:radio_afterglow
|
yes
|
|
gptkbp:redshift
|
0.0098
|
|
gptkbp:related_event
|
gptkb:GW170817
|
|
gptkbp:significance
|
first observed gravitational wave event
|
|
gptkbp:spectral_analysis
|
conducted
|
|
gptkbp:type
|
short gamma-ray burst
|
|
gptkbp:xray_afterglow
|
yes
|
|
gptkbp:bfsParent
|
gptkb:GW170817
|
|
gptkbp:bfsLayer
|
5
|