| 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 |
| 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) |
| 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 |
| fDocColumnsWithRank | Return the list of Columns in a given table including the 'rank' column that is used to order the columns in query tools. |
| 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 |
| 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 | Returns table of all objects within @r arcmins of an Equatorial point (@ra,@dec) |
| fGetNearbyObjAllXYZ | Returns table of photo objects within @r arcmins of an xyz point (@nx,@ny, @nz). |
| fGetNearbyObjEq | Returns table of primary objects within @r arcmins of an Equatorial point (@ra,@dec) |
| fGetNearbyObjXYZ | Returns table of primary 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). |
| 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 |
| 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 |
| fHtmCover | Return table of HTM range pairs covering the region |
| fHtmCoverError | Return error mesage for FhtmCover call telling what is wrong with Region definition. |
| fHtmEq | Returns 20-deep HTM ID of a given J2000 Equatorial point (@ra,@dec) |
| fHtmLookup | Find the htmID of the specified point on the celestial sphere |
| fHtmLookupEq | Returns 20-deep HTM ID of a given J2000 Equatorial point (@ra,@dec) |
| fHtmLookupError | Returns the error message that fHtmLookup generated |
| fHtmLookupXyz | Returns HTM ID of a J2000 xyz point (@x,@y, @z). |
| fHtmToNormalForm | Returns normal form of a region definition. |
| fHtmToNormalFormError | Returns fHtmToNormalForm Error message |
| fHtmToPoint | Returns (xyz) of midpoint of an HTM triangle |
| fHtmToString | Converts an HTM to a string representaion of that HTM |
| fHtmToVertices | Returns returns (xyz)3 of an HTM triangle |
| fHtmVersion | Returns HTM (Hierarchical Triangular Mesh) version string. |
| fHtmXyz | Returns HTM ID of a pint a J2000 xyz point (@x,@y, @z). |
| 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 (3-> Galaxy, 6-> Star,...) |
| 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 |
| 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 |
| fRegionArcLength | Computes the length of a directed arc in arcmins |
| fRegionAreaPatch | Returns the area of a patch, defined by its regionid, convexid and patch |
| fRegionAreaSemiLune | Returns the area of a semilune bounded by a directed arc |
| fRegionAreaTriangle | Returns the area of a spherical triangle |
| fRegionBoundingCircle | Returns the bounding circles of a Region |
| 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. |
| fRegionConvexIdToString | Return a normalized string description of the named convex (from the HalfSpace table). |
| fRegionConvexToArcs | Returns the ordered arcs of a spherical Convex |
| fRegionFromString | Return a region table that describes the input region. |
| 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 |
| fRegionIdToString | Return a string description of the named region (from the HalfSpace table). |
| fRegionNormalizeString | Returns the simplified version of a region string |
| fRegionOverlap | Returns regions of a given type overlapping a regionString |
| fRegionOverlapId | Returns the overlap of a given region overlapping another one |
| fRegionOverlapString | Returns the overlap of a given region overlapping a regionString |
| fRegionPredicate | Returns predicate testing if a point (cx,cy,cz) point is inside the region |
| fRegionsContainingPointEq | Returns regions containing a given point |
| fRegionsContainingPointXYZ | Returns regions containing a given point |
| fRegionStringToArcs | Returns the ordered arcs of a Region joined with a regionString |
| fRegionToArcs | Returns the ordered arcs of a spherical Region |
| 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 |
| 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 |
| 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 |
| fWedgeV3 | Compute the wedge product of two vectors |