European Extremely Large Telescope
E62234
The European Extremely Large Telescope is a next-generation ground-based optical and infrared observatory being built by the European Southern Observatory to become the world’s largest and most powerful visible-light telescope.
Aliases (2)
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical observatory
→
ground-based observatory → infrared telescope → optical telescope → |
| alsoKnownAs |
ELT
→
|
| altitude |
approximately 3046 meters above sea level
→
|
| apertureClass |
extremely large telescope
→
|
| comparison |
larger than any existing optical-infrared telescope at time of construction
→
|
| constructionStart |
2014
→
|
| constructionStatus |
under construction
→
|
| continent |
South America
→
|
| country |
Chile
→
|
| designedBy |
European Southern Observatory
→
|
| designPhaseStart |
early 2000s
→
|
| expectedFirstLight |
late 2020s
→
|
| fundingBody |
ESO member states
→
|
| hasFeature |
adaptive optics
→
advanced instrumentation suite → deformable mirrors → laser guide star system → segmented primary mirror → |
| hostOrganization |
European Southern Observatory
→
|
| location |
Antofagasta Region
→
Atacama Desert → Cerro Armazones → |
| mountType |
alt-azimuth mount
→
|
| operator |
European Southern Observatory
→
|
| partOf |
European Southern Observatory Paranal–Armazones complex
→
|
| primaryMirrorArea |
approximately 978 square meters
→
|
| primaryMirrorDiameter |
39 meters
→
approximately 39.3 meters → |
| primaryMirrorSegments |
798
→
|
| scienceGoals |
black hole studies
→
cosmology → dark energy research → dark matter research → galaxy formation and evolution → planet formation studies → stellar astrophysics → study of exoplanets → study of first stars and galaxies → |
| scientificImpact |
intended to be the world’s largest optical-infrared telescope
→
|
| siteDecisionYear |
2010
→
|
| telescopeType |
Ritchey–Chrétien telescope
→
reflecting telescope → |
| wavelengthRange |
mid-infrared
→
near-infrared → visible light → |
Referenced by (4)
| Subject (surface form when different) | Predicate |
|---|---|
|
Giant Magellan Telescope
→
|
comparableProjects |
|
Thirty Meter Telescope
("Extremely Large Telescope")
→
|
comparedWith |
|
European Southern Observatory
("Extremely Large Telescope")
→
|
develops |
|
ESO Council
("ESO Extremely Large Telescope programme")
→
|
governs |