Functions

name	description
fCamcol	Extracts Camcol from an SDSS Photo Object ID
fCoordsFromEq	Returns table of stripe, lambda, eta, mu, nu derived from ra,dec
fCoordType	Return the CoordType value, indexed by name
fCoordTypeN	Return the CoordType name, indexed by value
fCosmoAbsMag	Returns the absolute magnitude of a galaxy at a particular redshift.
fCosmoAbsMagFromLumDist	Returns the absolute magnitude of a galaxy at a particular luminosity distance.
fCosmoAgeOfUniverse	Returns the time interval between a particular redshift and the beginning of the universe.
fCosmoComovingVolume	Returns the comoving volume between here and a given redshift.
fCosmoComovVolumeFromDl	Returns the comoving volume inside the radius defined by a particular luminosity distance.
fCosmoDa	Returns the angular diameter distance at a given redshift.
fCosmoDc	Returns the line of sight comoving distance at a given redshift.
fCosmoDistances	Returns a table of redshifts and the corresponding values of the cosmological distances and comoving volume.
fCosmoDl	Returns the luminosity distance at a given redshift.
fCosmoDm	Returns the transverse comoving distance at a given redshift.
fCosmoHubbleDistance	Returns the Hubble Distance.
fCosmoLookBackTime	Returns the time interval between now and a particular redshift.
fCosmoQuantities	Returns a table of redshifts and the corresponding values of the cosmological distances,comoving volume and time intervals.
fCosmoTimeInterval	Returns the time interval between redshifts zMin and zMax.
fCosmoZfromDa	Returns a row with the first and second solution for the redshift given an angular diameter distance.
fCosmoZfromDc	Returns the redshift at a given line of sight comoving distance.
fCosmoZfromDl	Returns the redshift at a given luminosity distance.
fCosmoZfromDm	Returns the redshift for a given transverse comoving distance.
fDatediffSec	fDatediffSec(start,now) returns the difference in seconds as a float
fDistanceArcMinEq	returns distance (arc minutes) between two points (ra1,dec1) and (ra2,dec2)
fDistanceArcMinXYZ	returns distance (arc minutes) between two points (x1,y1,z1) and (x2,y2,z2)
fDistanceEq	returns distance (arcmins) between two points (ra1,dec1) and (ra2,dec2)
fDistanceXyz	returns distance (arcmins) between two points (x1,y1,z1) and (x2,y1,z2)
fDMS	Convert declination in degrees to +dd:mm:ss.ss notation
fDMSbase	Base function to convert declination in degrees to +dd:mm:ss.ss notation.
fDocColumns	Return the list of Columns in a given table or view
fDocColumnsWithRank	Return the list of Columns plus 'rank'
fDocFunctionParams	Return the parameters of a function
fEnum	Converts @value in an enum table to a string
fEqFromMuNu	Compute Equatorial coordinates from @mu and @nu
fEtaFromEq	Returns eta from ra,dec
fEtaToNormal	Compute the normal vector from an eta value
fFiber	Extracts Fiber from an SDSS Spec ID
fField	Extracts Field from an SDSS Photo Object ID.
fFieldMask	Returns mask value for a given name (e.g. 'seeing')
fFieldMaskN	Returns description of mask value (e.g. 'SEEING PSF')
fFieldQuality	Returns bitmask of named field quality (e.g. ACCEPTABLE, BAD, GOOD, HOLE, MISSING)
fFieldQualityN	Returns description of quality value (e.g. ACCEPTABLE, BAD, GOOD, HOLE, MISSING)
fFirstFieldBit	Returns the bit that indicates whether an objID is in the first field of a segment
fFootprintEq	Determine whether point is inside the survey
fFramesStatus	Returns the FramesStatus value, indexed by name
fFramesStatusN	Returns the FramesStatus name, indexed by value
fGetAlpha	Compute alpha 'expansion' of theta for a given declination
fGetLat	Converts a 3-vector to latitude (Galactic or Survey)
fGetLon	Converts a 3-vector to longitude (Galactic or Survey)
fGetLonLat	Converts a 3-vector to longitude-latitude (Galactic or Survey)
fGetNearbyFrameEq	Returns table with a record describing the frames neareby (@ra,@dec) at a given @zoom level.
fGetNearbyObjAllEq	Given an equatorial point (@ra,@dec), this function returns a table of all objects within @r arcmins of the point. There is no limit on @r.
fGetNearbyObjAllXYZ	Returns table of photo objects within @r arcmins of an xyz point (@nx,@ny, @nz).
fGetNearbyObjEq	Given an equatorial point (@ra,@dec), returns table of primary objects within @r arcmins of the point. There is no limit on @r.
fGetNearbyObjXYZ	Returns table of primary objects within @r arcmins of an xyz point (@nx,@ny, @nz).
fGetNearbySpecObjAllEq	Returns table of spectrum objects within @r arcmins of an equatorial point (@ra, @dec).
fGetNearbySpecObjAllXYZ	Returns table of all spectrum objects within @r arcmins of an xyz point (@nx,@ny, @nz).
fGetNearbySpecObjEq	Returns table of spectrum objects within @r arcmins of an equatorial point (@ra, @dec).
fGetNearbySpecObjXYZ	Returns table of scienceprimary spectrum objects within @r arcmins of an xyz point (@nx,@ny, @nz).
fGetNearestFrameEq	Returns table with a record describing the nearest frame to (@ra,@dec) at a given @zoom level.
fGetNearestFrameidEq	Returns teh fieldid of the nearest frame to (@ra,@dec) at a given @zoom level.
fGetNearestObjAllEq	Returns table holding a record describing the closest object within @r arcminutes of (@ra,@dec).
fGetNearestObjEq	Returns table holding a record describing the closest primary object within @r arcminutes of (@ra,@dec).
fGetNearestObjIdAllEq	Returns the objId of nearest photo object within @r arcmins of ra, dec
fGetNearestObjIdEq	Returns the objId of nearest photoPrimary within @r arcmins of ra, dec
fGetNearestObjIdEqMode	Returns the objId of nearest @mode PhotoObjAll within @r arcmins of ra, dec
fGetNearestObjIdEqType	Returns the objID of the nearest photPrimary of type @t within @r arcmin
fGetNearestObjXYZ	Returns nearest primary object within @r arcminutes of an xyz point (@nx,@ny, @nz).
fGetNearestSpecObjAllEq	Returns nearest specobj within @r arcminutes of an equatorial point (@ra, @dec).
fGetNearestSpecObjAllXYZ	Returns nearest specobj within @r arcminutes of an xyz point (@nx,@ny, @nz).
fGetNearestSpecObjEq	Returns nearest scienceprimary specobj within @r arcminutes of an equatorial point (@ra,@dec).
fGetNearestSpecObjID
fGetNearestSpecObjIdAllEq	Returns the specObjID of nearest photo object within @r arcmins of ra, dec
fGetNearestSpecObjIdEq	Returns the specObjId of nearest sciencePrimary spectrum within @r arcmins of ra, dec
fGetNearestSpecObjIdEqType	Returns the specObjID of the nearest photPrimary of type @t within @r arcmin
fGetNearestSpecObjXYZ	Returns nearest scienceprimary specobj within @r arcminutes of an xyz point (@nx,@ny, @nz).
fGetObjectsEq	A helper function for SDSS cutout that returns all objects within a certain radius of an (ra,dec)
fGetObjectsMaskEq	A helper function for SDSS cutout that returns all objects within a certain radius of an (ra,dec)
fGetObjFromRect	Returns table of objects inside a rectangle defined by two ra,dec pairs. Note the order of the parameters: @ra1, @ra2, @dec1, @dec2
fGetObjFromRectEq	Returns table of objects inside a rectangle defined by two ra,dec pairs. Note the order of the parameters: @ra1, @dec1, @ra2, @dec2
fGetPhotoApMag	Returns the aperture magnitude and error for the given band (filter) and aperture.
fGetUrlAtlasImageId	Get the Atlas Image Server URL to the FITS file for a given atlas image
fGetUrlExpEq	Returns the URL for an ra,dec, measured in degrees.
fGetUrlExpId	Returns the URL for an Photo objID.
fGetUrlFitsAtlas	Get the URL to the FITS file of all atlas images in a field
fGetUrlFitsBin	Get the URL to the FITS file of a binned frame given FieldID and band.
fGetUrlFitsCFrame	Get the URL to the FITS file of a corrected frame given the fieldID and band
fGetUrlFitsField	Given a FieldID returns the URL to the FITS file of that field
fGetUrlFitsMask	Get the URL to the FITS file of a frame mask given the fieldID and band
fGetUrlFitsSpectrum	Get the URL to the FITS file of the spectrum given the SpecObjID
fGetUrlFrameImg	Returns the URL for a JPG image of the frame
fGetUrlNavEq	Returns the URL for an ra,dec, measured in degrees.
fGetUrlNavId	Returns the Navigator URL for an Photo objID.
fGetUrlSpecImg	Returns the URL for a GIF image of the spectrum given the SpecObjID
fHMS	Convert right ascension in degrees to +hh:mm:ss.ss notation
fHMSbase	Base function to convert right ascension in degrees to +hh:mm:ss.ss notation.
fHoleType	Return the HoleType value, indexed by name
fHoleTypeN	Return the HoleType name, indexed by value
fHtmCoverCircleEq	Returns the HTM Cover of a circle with a given ra,dec and radius
fHtmCoverCircleXyz	Returns HTM cover for a circle given with cartesian vector (x,y,z), radius
fHtmCoverRegion	Returns HTMID range table covering the designated region
fHtmCoverRegionError	Returns an error message describing what is wrong with @region.
fHtmEq	Returns htmid of a given point from an RA and DEC in J2000
fHtmEqToXyz	Convert Ra, Dec to Cartesian coordinates (x, y, z)
fHtmGetCenterPoint	Converts an HTMID to a (x,y,z) vector of the HTM centerpoint
fHtmGetCornerPoints	Converts an HTMID to the trixel's vertices as cartesian vectors
fHtmGetString	Converts an HTMID to its string representation
fHtmVersion	Returns version of installed HTM library as a string
fHtmXyz	Returns htmid given x,y,z in cartesian coordinates in J2000
fHtmXyzToEq	Convert Cartesian coordinates (x, y, z) to Ra, Dec
fIAUFromEq	Convert ra, dec in degrees to extended IAU name
fImageMask	Return the ImageMask flag value, indexed by name
fImageMaskN	Return the expanded ImageMask corresponding to the flag value as a string
fInsideMask	Returns the InsideMask value corresponding to a name
fInsideMaskN	Returns the expanded InsideMask corresponding to the bits, as a string
fIsNumbers	Check that the substring is a valid number.
fLambdaFromEq	Returns lambda from ra,dec
fMagToFlux	Convert Luptitudes to AB flux in nJy
fMagToFluxErr	Convert the error in luptitudes to AB flux in nJy
fMaskType	Returns the MaskType value, indexed by name
fMaskTypeN	Returns the MaskType name, indexed by value (0=Bleeding Mask, 1=Bright Star Mask, etc.)
fMJD	Extracts MJD from an SDSS Spec ID
fMJDToGMT	Computes the String of a Modified Julian Date.
fMuFromEq	Returns mu from ra,dec
fMuNuFromEq	Compute stripe coordinates from Equatorial
fNormalizeString	Returns string upshifted, squeezed blanks, trailing zeros removed, and blank added on end
fNuFromEq	Returns nu from ra,dec
fObj	Extracts Obj from an SDSS Photo Object ID.
fObjID	Match an objID to a PhotoObj and set/unset the first field bit.
fObjidFromSDSS	Computes the long objID from the 5-part SDSS numbers.
fObjidFromSDSSWithFF	Computes the long objID from the 5-part SDSS numbers plus the firstfield flag.
fObjType	Return the ObjType value, indexed by name
fObjTypeN	Return the ObjType name, indexed by value
fPhotoApMag	Returns the aperture magnitude for the given filter (band) and aperture.
fPhotoApMagErr	Returns the aperture magnitude error for the given filter (band) and aperture.
fPhotoDescription	Returns a string indicating Object type and object flags
fPhotoFlags	Returns the PhotoFlags value corresponding to a name
fPhotoFlagsN	Returns the expanded PhotoFlags corresponding to the status value as a string
fPhotoMode	Returns the Mode value, indexed by name (Primary, Secondary, Family, Outside)
fPhotoModeN	Returns the Mode name, indexed by value ()
fPhotoStatus	Returns the PhotoStatus flag value corresponding to a name
fPhotoStatusN	Returns the string describing to the status flags in words
fPhotoType	Returns the PhotoType value, indexed by name (Galaxy, Star,...)
fPhotoTypeN	Returns the PhotoType name, indexed by value (3-> Galaxy, 6-> Star,...)
fPlate	Extracts plate from an SDSS Spec ID
fPrimaryObjID	Match an objID to a PhotoPrimary and set/unset the first field bit.
fPrimTarget	Returns the PrimTarget value corresponding to a name
fPrimTargetN	Returns the expanded PrimTarget corresponding to the flag value as a string
fProgramType	Return the ProgramType value, indexed by name
fProgramTypeN	Return the ProgramType name, indexed by value
fPspStatus	Returns the PspStatus value, indexed by name
fPspStatusN	Returns the PspStatus name, indexed by value
fRegionContainsPointEq	Returns 1 if specified region contains specified ra,dec point, else returns zero.
fRegionContainsPointXYZ	Returns 1 if specified region contains specifed x,y,z point, else returns zero.
fRegionFuzz	Returns a displacement that expands a circle by the 'buffer'
fRegionGetObjectsFromRegionId	Returns various objects within a region given by a regionid
fRegionGetObjectsFromString	Returns various objects within a region given by a string
fRegionOverlapId	Returns the overlap of a given region overlapping another one
fRegionsContainingPointEq	Returns regions containing a given point
fRegionsContainingPointXYZ	Returns regions containing a given point
fReplace	Case-insensitve string replacement
fRerun	Extracts Rerun from an SDSS Photo Object ID
fRotateV3	Rotates a 3-vector by a given rotation matrix
fRun	Extracts Run from an SDSS Photo Object ID
fSDSS	Computes the 6-part SDSS numbers from the long objID
fSDSSfromObjID	Returns a table pf the 6-part SDSS numbers from the long objID.
fSecTarget	Returns the SecTarget value corresponding to a name
fSecTargetN	Returns the expanded SecTarget corresponding to the flag value as a string
fSkyVersion	Extracts SkyVersion from an SDSS Photo Object ID
fSpecClass	Returns the SpecClass value, indexed by name
fSpecClassN	Returns the SpecClass name, indexed by value
fSpecDescription	Returns a string indicating class, status and zWarning for a specObj
fSpecidFromSDSS	Computes the long Spec IDs
fSpecLineNames	Return the SpecLineNames value, indexed by name
fSpecLineNamesN	Return the SpecLineNames name, indexed by value
fSpecZStatus	Return the SpecZStatus value, indexed by name
fSpecZStatusN	Return the SpecZStatus name, indexed by value
fSpecZWarning	Return the SpecZWarning value, indexed by name
fSpecZWarningN	Return the expanded SpecZWarning corresponding to the flag value as a string
fSphConvexAddHalfspace	Adds the specified halfspaces to a given convex and returns the new region blob.
fSphDiff	Derives the difference of the given regions.
fSphDiffAdvanced	Derives the difference of the given regions.
fSphGetArcs	Returns the arcs of the specified region.
fSphGetArea	Returns the area of region stored in the specified blob.
fSphGetConvexes	Returns the convexes of the specified region in separate region blobs.
fSphGetHalfspaces	Returns the halfspaces of the specified region blob.
fSphGetHtmRanges	Calculates HTM covers for the specified region.
fSphGetHtmRangesAdvanced	Calculates HTM covers for the specified region.
fSphGetOutlineArcs	Returns the outline arcs of the specified region.
fSphGetPatches	Returns the patches of the specified region.
fSphGetRegionString	Returns the regionstring of the specified region.
fSphGetRegionStringBin	Returns the regionstring in a blob. Used internally.
fSphGetVersion	Returns the version string as in the assembly.
fSphGrow	Grows a region by the given amount and returns its blob.
fSphGrowAdvanced	Grows a region by the given amount and returns its blob.
fSphIntersect	Derives the intersection of the given regions.
fSphIntersectAdvanced	Derives the intersection of the given regions.
fSphIntersectQuery	Derives the intersection of regions returned by the specified query.
fSphRegionContainsXYZ	Returns whether the specified region contains the given location.
fSphSimplify	Simplifies the region defined by the specified ID.
fSphSimplifyAdvanced	Simplifies the region defined by the specified ID.
fSphSimplifyBinary	Simplifies the region in the specified blob created w/ fSphConvexAddHalfspace().
fSphSimplifyBinaryAdvanced	Simplifies the region in the specified blob created with fSphConvexAddHalfspace
fSphSimplifyQuery	Simplifies the region defined by the specified query that yields halfspaces.
fSphSimplifyQueryAdvanced	Simplifies the region defined by the specified query that yields halfspaces.
fSphSimplifyString	Simplifies the region in the specified string and returns its blob.
fSphSimplifyStringAdvanced	Simplifies the region in the specified string and returns its blob.
fSphUnion	Derives the union of the given regions.
fSphUnionAdvanced	Derives the union of the given regions.
fSphUnionQuery	Derives the union of regions returned by the specified query.
fStripeOfRun	returns Stripe containing a particular run
fStripeToNormal	Compute the normal vector from an eta value
fStripOfRun	returns Strip containing a particular run
fTiMask	Returns the TiMask value corresponding to a name
fTiMaskN	Returns the expanded TiMask corresponding to the flag value as a string
fTokenAdvance	Get offset of next token after offset @i in string @s
fTokenNext	Get token starting at offset @i in string @s
fTokenStringToTable	Returns a table containing the tokens in the input string
fUberCalibStatus	Returns the UberCalibStatus flag value corresponding to a name
fUberCalibStatusN	Returns the string describing to the ubercal status flags in words
fUberCalMag	Returns the UberCal corrected magnitude for the given magnitude @mag. This is intended for magnitudes that do not already have corrected versions in the UberCal table.
FunnyFunction
fVarBinToHex	Returns hexadecimal string of varbinary input
fWedgeV3	Compute the wedge product of two vectors