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gptkbp:instanceOf
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astronomer
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gptkbp:abbreviation
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gptkb:SDSS
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gptkbp:affiliation
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gptkb:Astrophysical_Research_Consortium
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gptkbp:archiveType
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gptkb:CasJobs
gptkb:SDSS_Science_Archive_Server
gptkb:SkyServer
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gptkbp:collaboratesWith
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multi-institutional collaboration
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gptkbp:country
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gptkb:United_States
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gptkbp:dataReleaseFrequency
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periodic
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gptkbp:dataSource
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publicly available
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gptkbp:fieldOfStudy
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gptkb:astronomy
gptkb:cosmology
astrophysics
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gptkbp:format
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gptkb:FITS
CSV
SQL database
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gptkbp:founder
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gptkb:Sloan_Foundation
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gptkbp:fundedBy
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gptkb:Max_Planck_Society
gptkb:NASA
gptkb:National_Science_Foundation
gptkb:U.S._Department_of_Energy
gptkb:Alfred_P._Sloan_Foundation
gptkb:Higher_Education_Funding_Council_for_England
gptkb:Japanese_Monbukagakusho
Participating Institutions
|
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gptkbp:goal
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create detailed 3D maps of the universe
map large-scale structure of the universe
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|
https://www.w3.org/2000/01/rdf-schema#label
|
Sloan Digital Sky Survey
|
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gptkbp:imagingBands
|
i
z
r
u
g
|
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gptkbp:imagingResolution
|
0.4 arcseconds per pixel
|
|
gptkbp:impact
|
major contribution to modern astronomy
over 10,000 scientific papers
|
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gptkbp:location
|
gptkb:Apache_Point_Observatory
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gptkbp:namedAfter
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gptkb:Alfred_P._Sloan_Foundation
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gptkbp:notableFinds
|
Milky Way structure studies
detailed galaxy catalogs
discovery of new quasars
mapping of large-scale structure of the universe
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gptkbp:notableFor
|
imaging camera
multi-object fiber-fed spectrographs
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gptkbp:numberOfObjectsObserved
|
over 500 million objects
|
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gptkbp:numberOfSpectra
|
over 5 million spectra
|
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gptkbp:observatoryAltitude
|
2788 meters
|
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gptkbp:period
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gptkb:SDSS-I
gptkb:SDSS-II
gptkb:SDSS-III
gptkb:SDSS-IV
gptkb:SDSS-V
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gptkbp:principalInvestigator
|
gptkb:James_E._Gunn
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gptkbp:releaseDate
|
gptkb:DR1
gptkb:DR10
gptkb:DR11
gptkb:DR12
gptkb:DR13
gptkb:DR14
gptkb:DR15
gptkb:DR16
gptkb:DR17
gptkb:DR4
gptkb:DR5
gptkb:DR6
gptkb:DR7
gptkb:DR8
gptkb:DR9
gptkb:DR2
gptkb:DR3
|
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gptkbp:servesArea
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over one-third of the sky
|
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gptkbp:spectralResolution
|
1800-2200
|
|
gptkbp:startDate
|
2000
|
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gptkbp:telescopeType
|
2.5-meter wide-angle optical telescope
|
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gptkbp:type
|
optical survey
photometric survey
spectroscopic survey
|
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gptkbp:usedFor
|
education
public outreach
scientific research
|
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gptkbp:website
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https://www.sdss.org/
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gptkbp:bfsParent
|
gptkb:David_Weinberg
gptkb:white_dwarfs
gptkb:David_W._Hogg
gptkb:Lambda-CDM_model
gptkb:Alfred_P._Sloan
gptkb:FIRST_survey
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gptkbp:bfsLayer
|
5
|