VizieR

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VII/292/north

DESI Legacy Imaging Surveys DR8 (Duncan, 2022)

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Legacy Surveys DR8 North Photometric Redshifts catalog (32 3213 867 sources) (323213867 rows)

-c=295.213522169610 +62.667393306646, eq=J2000, rs=2

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*Column*	*Value*		*Explain (UCD)*
_r	0.000	arcsec	Distance from center (295.213522169610+62.667393306646)[FK5/J2000] (pos.angDistance) (POS_ANG_DIST_GENERAL)
_RAJ2000	19 40 51.24532070638	"h:m:s"	Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) (POS_EQ_RA)
_DEJ2000	+62 40 02.6159039256	"d:m:s"	Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) (POS_EQ_DEC)
_RAB1950	19 40 14.14246648316	"h:m:s"	Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra) (POS_EQ_RA)
_DEB1950	+62 32 57.0352177392	"d:m:s"	Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec) (POS_EQ_DEC)
_Glon	094.70133160180950	deg	Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon) (POS_GAL_LON)
_Glat	+18.52063240531268	deg	Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat) (POS_GAL_LAT)

id	8001625334000089		⁽ⁱ⁾ Unique object identifier combining release, brickid and objid (id) (meta.id;meta.main) (ID_MAIN)
RAJ2000	295.213522169610	deg	⁽ⁱ⁾ Right Ascension (J2000.0) (ra) (pos.eq.ra;meta.main) (POS_EQ_RA_MAIN)
DEJ2000	+62.667393306646	deg	⁽ⁱ⁾ Declination (J2000.0) (dec) (pos.eq.dec;meta.main) (POS_EQ_DEC_MAIN)
release	8001		LS DR8 release number - denoting the camera and filter set used (release) (instr.setup;instr.filter) (ID_SET)
brickid	625334		⁽ⁱ⁾ LS DR8 brick number (brickid) (meta.id) (ID_NUMBER)
objid	89		⁽ⁱ⁾ LS DR 8 catalogue object number within this brick (objid) (meta.id) (ID_NUMBER)
type	PSF		Optical morphological model: PSF, REX, DEV, EXP or COMP (type) (Note 1) (src.morph.type;meta.modelled) (MORPH_TYPE)
pstar	0.877		Star likelihood based on colours from GMM star-QSO classification (pstar) (stat.likelihood) (STAT_LIKELIHOOD)
gmmcomp	P4		Best-matching GMM component used to derive photo-z estimate (gmmcomp) (stat.param) (MODEL_PARAM)
zphot	1.780		Photo-z estimate - mean of the normally distributed photo-z posterior (zphot) (src.redshift.phot) (REDSHIFT_PHOT)
e_zphot	0.548		Uncertainty on zphot - standard deviation of the normally distributed photo-z posterior (zphot_err) (stat.error) (ERROR)
fclean	0		Photometry reliability flag, =1 for sources free of blending or imaging artefacts (flag_clean) (meta.code) (CODE_MISC)
fqual	0		Photo-z reliability flag, =1 for sources expected to have well-constrained estimates and 'flag_clean = 1' (flag_qual) (meta.code.qual) (CODE_QUALITY)

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