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gptkbp:instance_of
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gptkb:gravitational_waves
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gptkbp:can_detect
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gptkb:LIGO
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gptkbp:chirp_mass
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about 25 solar masses
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gptkbp:collaboration
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gptkb:LIGO_Scientific_Collaboration
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gptkbp:date
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January 4, 2017
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gptkbp:distance
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approximately 3 billion light-years
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gptkbp:duration
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less than 1 second
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gptkbp:event_type
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binary black hole merger
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gptkbp:events
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gptkb:second_event_detected_by_LIGO
binary black hole merger event
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gptkbp:exhibition
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gptkb:first_observing_run_of_LIGO
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gptkbp:follow-up_observations
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electromagnetic counterparts not detected
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gptkbp:gravitational_wave_strain
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measured by LIGO
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gptkbp:gw_event_catalog
|
LIGO-Virgo catalog
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|
https://www.w3.org/2000/01/rdf-schema#label
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GW170104
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gptkbp:mass
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about 31 solar masses
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gptkbp:mass2
|
about 19 solar masses
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gptkbp:origin
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merger of two black holes
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gptkbp:released
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publicly available
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gptkbp:sensitivity
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high
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gptkbp:significance
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contributes to understanding of black hole formation
greater than 5 sigma
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gptkbp:bfsParent
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gptkb:LIGO
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gptkbp:bfsLayer
|
4
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