Atacama Cosmology Telescope
E665993
The Atacama Cosmology Telescope is a ground-based microwave telescope in Chile’s Atacama Desert designed to study the cosmic microwave background and probe the large-scale structure and evolution of the universe.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
cosmic microwave background experiment
ⓘ
ground-based telescope ⓘ microwave telescope ⓘ |
| altitude | approximately 5200 meters ⓘ |
| collaborationIncludes |
Cornell University
NERFINISHED
ⓘ
Princeton University NERFINISHED ⓘ University of Pennsylvania NERFINISHED ⓘ other international institutions ⓘ |
| constructionStart | mid-2000s ⓘ |
| continent | South America ⓘ |
| country | Chile ⓘ |
| dataUsedFor |
CMB lensing measurements
ⓘ
cosmological parameter estimation ⓘ cross-correlation with optical surveys ⓘ galaxy cluster catalogs ⓘ |
| detectorTechnology | transition-edge sensor bolometers ⓘ |
| environmentAdvantage |
high altitude dry site
ⓘ
low atmospheric water vapor ⓘ |
| fieldOfView | wide-field survey ⓘ |
| firstLight | around 2007 ⓘ |
| frequencyBands |
approximately 150 GHz
ⓘ
approximately 220 GHz ⓘ approximately 90 GHz ⓘ |
| instrument |
ACTPol
NERFINISHED
ⓘ
AdvACT NERFINISHED ⓘ |
| locatedIn |
Atacama Desert
ⓘ
Chile ⓘ |
| locatedOn | Cerro Toco region NERFINISHED ⓘ |
| mountType | alt-azimuth mount ⓘ |
| operatedBy | Princeton University NERFINISHED ⓘ |
| primaryMirrorDiameter | 6 meters ⓘ |
| primaryObservationTarget | cosmic microwave background ⓘ |
| relatedProject |
Planck satellite
NERFINISHED
ⓘ
Simons Observatory NERFINISHED ⓘ South Pole Telescope NERFINISHED ⓘ |
| researchFocus |
CMB polarization
ⓘ
CMB temperature anisotropies ⓘ Sunyaev–Zel’dovich effect in galaxy clusters ⓘ dark energy constraints ⓘ evolution of the universe ⓘ large-scale structure of the universe ⓘ neutrino mass constraints ⓘ primordial fluctuations ⓘ |
| scientificGoal |
measure CMB power spectrum with high precision
ⓘ
probe dark energy ⓘ probe inflationary physics ⓘ |
| surveyType | CMB survey ⓘ |
| telescopeType | off-axis Gregorian telescope ⓘ |
| wavelengthRange | millimeter wavelengths ⓘ |
Referenced by (2)
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