Submillimeter Array

E96378

The Submillimeter Array is a radio interferometer of eight 6-meter telescopes that observes the universe at submillimeter wavelengths, enabling high-resolution studies of cold gas, dust, and star-forming regions in space.


Statements (50)
Predicate Object
instanceOf astronomical observatory
radio interferometer
submillimeter telescope array
canMeasure continuum emission
molecular line emission
polarization
collaboratingCountry Taiwan NERFINISHED
country United States
designedFor high angular resolution imaging
interferometry
submillimeter astronomy
equippedWith correlator
cryogenically cooled receivers
heterodyne receivers
hasAbbreviation SMA NERFINISHED
hasApertureDiameter 6 meters
hasConstructionStartDate 1992
hasCoordinateSystem equatorial coordinate system
hasFirstLightDate 1998
hasLocation Hawaii NERFINISHED
Maunakea NERFINISHED
United States NERFINISHED
hasMaximumBaseline approximately 508 meters
hasMinimumBaseline approximately 16 meters
hasMountType alt-azimuth mount
hasNotableResult high-resolution imaging of protoplanetary disks
observations of molecular gas in nearby galaxies
hasNumberOfTelescopes 8
hasOfficialOpeningDate 2003
hasPrimaryMirrorMaterial aluminum
hasSurfaceAccuracy approximately 12 micrometers
hasWebsite https://www.cfa.harvard.edu/sma/
locatedAtAltitude approximately 4080 meters
locatedOn Mauna Kea Observatory site NERFINISHED
observesAtFrequencyRange 180–700 GHz
observesAtWavelengthRange submillimeter wavelengths
operatedBy Academia Sinica Institute of Astronomy and Astrophysics NERFINISHED
Center for Astrophysics | Harvard & Smithsonian NERFINISHED
Smithsonian Astrophysical Observatory NERFINISHED
partOf Mauna Kea Observatories NERFINISHED
scientificPurpose study of Sunyaev–Zel’dovich effect in galaxy clusters
study of active galactic nuclei
study of cold molecular gas
study of high-redshift galaxies
study of interstellar dust
study of nearby galaxies
study of protoplanetary disks
study of star-forming regions
usesTechnique aperture synthesis
radio interferometry

Referenced by (2)
Subject (surface form when different) Predicate
Mauna Kea
hasObservatory
Smithsonian Astrophysical Observatory
operates

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