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Record #00215Technology archive

First direct detection of gravitational waves

On 14 September 2015, the LIGO detectors in Livingston and Hanford made the first direct observation of gravitational waves from a binary black hole merger.

Archive status
Verified
Last updated
2026-10-08
Category index
Technology

ARCHIVE VISUAL / 01

NOT TO SCALE

Achievement date

2015

2015-09-14

Achiever
LIGO Scientific Collaboration
Location
LIGO Livingston Observatory, Louisiana, and LIGO Hanford Observatory, Benton County, Washington, USA · Livingston · Washington State · United States
Record status
VerifiedReport an issue
OverviewRecord historyRelated recordsSources

Overview

Archive Note

The GW150914 signal came from a merging binary black hole system and was announced publicly on 11 February 2016.

Key information

Signal
GW150914
Detectors
LIGO Livingston and Hanford

Record history

1 Milestones
  1. 2015-09-14First achievementLIGO Scientific CollaborationLIGO Livingston Observatory, Louisiana, and LIGO Hanford Observatory, Benton County, Washington, USAFirst achievement

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Sources

Evidence & References
Source IDSourcePublisherLink
SRC-001LIGO Detected Gravitational Waves from Black HolesOfficialENCurrent recordLIGO Laboratory / CaltechSRC-002Observation of gravitational waves from a binary black hole mergerAcademicENCurrent recordLIGO Scientific Collaboration

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