Tables

namedescription
Algorithm Contains a paragraph of text for each algorithm
Ap7Mag Contains the aperture 7 magnitudes for all objects in PhotoObjAll.
BestTarget2Sector Map PhotoObj which are potential targets to sectors
Chunk Contains basic data for a Chunk
DataConstants The table is storing various enumerated constants for flags, etc
DBColumns Every column of every table has a description in this table
DBObjects Every SkyServer database object has a one line description in this table
DBViewCols The columns of each view are stored for the auto-documentation
Dependency Contains the detailed inventory of database objects
DR3QuasarCatalog The catalog of all confirmed quasars in SDSS Data Release 3.
NOTE: The DRxQuasarCatalog a derived science table that may not be loaded for every release or available at the time the release is published.
DR5QuasarCatalog The catalog of all confirmed quasars in SDSS Data Release 5.
NOTE: The DRxQuasarCatalog tables are derived science tables that may not be loaded for every release or available at the time the release is published.
ELRedShift Contains data for the Emission Line Redshifts
Field Contains all the measured parameters of a photometric field
FieldProfile The mean PSF profile for the field as determined from bright stars.
FieldQA 
First SDSS objects that match to FIRST objects have their match parameters stored here
Frame Contains JPEG images of fields at various zoom factors, and their astrometry.
Glossary Contains a paragraph of text for each keyword in the Glossary
HalfSpace The contraints for boundaries of the the different regions
History Contains the detailed history of schema changes
HoleObj Information for holes on a Plate
Inventory Contains the detailed inventory of database objects
LoadHistory Tracks the loading history of the database
Mask Contains a record describing the each mask object
MaskedObject Contains the objects inside a specific mask
Match records what objects in one run are re-observed in other runs.
MatchHead describes each bundle of matching objects from different runs
Neighbors All PhotoObj pairs within 0.5 arcmins
ObjMask Contains a record describing each ObjMask/Atlas object
OrigField Contains all the original measured parameters of a photometric field
OrigPhotoObjAll Contains the original photometry and astrometry from the PhotoObjAll table.
PhotoObjAll Contains a record describing the attributes of each photometric object
PhotoProfile The light profiles of SDSS photo objects
PhotoTag Contains the popular fields of PhotoObj table
Photoz The photometrically estimated redshifts for all galaxies in PhotoObjAll.
Photoz2 Alternate computation of photometrically estimated redshifts for objects in the Galaxy view.
PlateX Contains data from a given plate used for spectroscopic observations.
ProfileDefs This table contains the radii for the Profiles table
ProperMotions Proper motions combining SDSS and recalibrated USNO-B astrometry.
PsObjAll Pan-STARRS photometry for selected SDSS objects.
QsoBest Contains a record describing the attributes of each QSO Base object and also best Surrogates to fill in the QsoConcordanceAll view.
QsoBunch describes each bunch of matching QSO candidate objects from Target, Spec, and Best databases using a search radius of 1.5 arcseconds.
QsoCatalogAll A catalog of all objects that 'smell like a 'QSO' - this is the source table of candidates for the QuasarCatalog table, which contains the list of confirmed quasars.
QsoConcordanceAll A concordance of all the objects from Spectro, Best, or Target that 'smell' like a QSO
QsoSpec Contains a record describing the attributes of each QSO Spec object and also Spectroscopic Surrogates to fill in the QsoConcordanceAll view.
QsoTarget Contains a record describing the attributes of each QSO Target object and also Target Surrogates to fill in the QsoConcordanceAll view.
QueryResults Store the results of performance tests here
RC3 The main PhotoObj table for the RC3 catalog
RecentQueries Record the ipAddr and timestamps of the last n queries
Region Definition of the different regions
Region2Box Tracks the parentage which regions contribute to which boxes
RegionArcs Contains the arcs of a Region with their endpoints
RegionPatch Defines the attributes of the patches of a given region
Rmatrix Contains various rotation matrices between spherical coordinate systems
Rosat SDSS objects that match to ROSAT objects have their match parameters stored here.
RunQA The RunQA table provides information relevant to the average data quality for the objects in each field.
RunShift The table contains values of the various manual nu shifts for runs
SDSSConstants This table contains most relevant survey constants and their physical units
Sector Stores the information about set of unique Sector regions
Sector2Tile Match tiles to sectors, wedges adn sectorlets, and vice versa.
Segment Contains the basic parameters associated with a Segment
SiteConstants Table holding site specific constants
SiteDBs Table containing the list of DBs at this CAS site.
SiteDiagnostics This table stores the full diagnostic snapshot after the last revision
SpecLineAll Contains information about a single spectral Line
SpecLineIndex Precomputed spectral line indices.
SpecObjAll Contains the measured parameters for a spectrum.
SpecPhotoAll The combined spectro and photo parameters of an object in SpecObjAll
sppLines Contains outputs from the Spectro Parameter Pipeline (spp).
sppParams Contains outputs from the Spectro Parameter Pipeline (spp).
Stetson The main PhotoObj table for the Stetson dataset.
StripeDefs This table contains the definitions of the survey layout as planned
TableDesc Contains a paragraph of description for each table in the DB
Target Keeps track of objects chosen by target selection and need to be tiled.
TargetInfo Unique information for an object every time it is targetted
TargetParam Contains the parameters used for a version of the target selection code
TargPhotoObjAll Contains the photometric parameters for all spectroscopically targeted objects, extracted from Targ DB PhotoObjAll table.
TargPhotoTag Contains the popular fields of TargPhotoObj table
TargRunQA The RunQA table provides information relevant to the average data quality for the objects in each field for the TARGET skyVersion (see the RunQA table for the BEST skyVersion).
TileAll Contains information about an individual tile on the sky.
TiledTargetAll Keep track of why a Target was assigned to a Tile
TilingGeometry Geometric information about TilingRegions
TilingInfo Contain info on what happened to a TargetObj in a run of tiling software.
TilingNote Contains human readable notes for a run of tiling.
TilingRun Contains basic information for a run of tiling
UberAstro The ubercal corrections and corrected astrometry for PhotoObjAll.
UberCal The ubercal corrections and corrected magnitudes for PhotoObjAll.
USNO SDSS objects that match to USNO-B objects have their match parameters stored here.
Versions Tracks the versioning history of the database
XCRedshift Table of Cross-Correlation Redshifts
Zone Table to organize objects into declination zones