TABLE  SpecobjAll

Contains the measured parameters for a spectrum.

This is a base table containing ALL the spectroscopic information, including a lot of duplicate and bad data. Use the SpecObj view instead, which has the data properly filtered for cleanliness.

nametypelengthunitucddescription
specObjIDbigint8 ID_CATALOGUnique ID
mjdint4MJDTIME_DATEMJD of observation
platesmallint2 ID_PLATEPlate ID
tilesmallint2 ID_PLATETile ID
xFocalfloat8 POS_CCD_XX Focal
yFocalfloat8 POS_CCD_YY Focal
fiberIDsmallint2 ID_FIBERFiber ID
zreal4 REDSHIFTFinal Redshift
zErrreal4 REDSHIFT ERRORRedshift error
zConfreal4 REDSHIFT STAT_PROBABILITYRedshift confidence
zStatusLink to SpecZStatussmallint2 CODE_QUALITYRedshift status
specClassLink to SpecClasssmallint2 CLASS_OBJECTSpectral Classification
zWarningLink to SpeczWarningint4 CODE_QUALITYWarning Flags
velDispreal4???VELOC_DISPVelocity Dispersion
velDispErrreal4 VELOC_DISP ERRORVelocity Dispersion error
eCoeff_0real4 FIT_PARAMExpansion Coeff for Galaxies
eCoeff_1real4 FIT_PARAMExpansion Coeff for Galaxies
eCoeff_2real4 FIT_PARAMExpansion Coeff for Galaxies
eCoeff_3real4 FIT_PARAMExpansion Coeff for Galaxies
eCoeff_4real4 FIT_PARAMExpansion Coeff for Galaxies
eClassreal4 CLASS_OBJECTClassification
nGoodint4pixNUMBERGood Pixels
sn_0real4 INST_S/NMedian S/N in g'
sn_1real4 INST_S/NMedian S/N in r'
sn_2real4 INST_S/NMedian S/N in i'
mag_0real4magPHOT_SDSS_GSynthetic Magnitude in g'
mag_1real4magPHOT_SDSS_RSynthetic Magnitude in r'
mag_2real4magPHOT_SDSS_ISynthetic Magnitude in i'
rafloat8degPOS_EQ_RA_MAINra in J2000
decfloat8degPOS_EQ_DEC_MAINdec in J2000
cxfloat8 POS_EQ_CART_X?x of Normal unit vector in J2000
cyfloat8 POS_EQ_CART_Y?y of Normal unit vector in J2000
czfloat8 POS_EQ_CART_Z?z of Normal unit vector in J2000
htmIDbigint8 CODE_HTM20 deep Hierarchical Triangular Mesh ID
fiberMag_ureal4luptitudesPHOT_SDSS_UFiber Magnitudes
fiberMag_greal4luptitudesPHOT_SDSS_GFiber Magnitudes
fiberMag_rreal4luptitudesPHOT_SDSS_RFiber Magnitudes
fiberMag_ireal4luptitudesPHOT_SDSS_IFiber Magnitudes
fiberMag_zreal4luptitudesPHOT_SDSS_ZFiber Magnitudes
primTargetLink to PrimTargetint4 CODE_MISCSpecifies which primary target catagories the object was selected in.
secTargetLink to SecTargetint4 CODE_MISCSpecifies which secondary target catagories the object was selected in.
pixMinsmallint2pixINST_DET_LIMITPixmin
pixMaxsmallint2pixINST_DET_LIMITPixmax
sci_snreal4 CODE_MISCScience signal to noise ratio
smear_snreal4 CODE_MISCSmear signal to noise ratio
sm_leg_0real4 CODE_MISC1st legendre coeff. for smear correct
sm_leg_1real4 CODE_MISC2nd legendre coeff. for smear correct
sm_leg_2real4 CODE_MISC3rd legendre coeff. for smear correct
sciencePrimarysmallint2 CODE_MISCDeemed to be science-worthy (defines default view SpecObj)
loadVersionint4 ID_TRACERLoad Version
plateIDbigint8 ID_PLATELink to plate on which the spectrum was taken
spectrographIDsmallint2 INST_IDwhich spectrograph (1,2)
throughputint4???NUMBERfiber throughput as measured by mapper
objTypeLink to ObjTypeint4 CLASS_OBJECTobject type (plPlugMap style)
objTypeNameLink to ObjTypevarchar32 CLASS_OBJECTObject Type as string
targetIDbigint8 ID_CATALOGID of Target
targetObjIDbigint8 ID_CATALOGID of target PhotoObj
bestObjIDbigint8 ID_MAINID of best PhotoObj
imgimage16 SPECTGIF image of the spectrum