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Simple Target
List Of Targets
Fast Xmatch with large catalogs or Simbad
Target
Name (resolved by
Sesame
) or
Position
:
J2000
B1975
B1950
B1900
B1875
B1855
Galactic
Supergal.
Ecl.J2000
Target dimension:
deg
arcmin
arcsec
NB: The epoch used for the query is the original epoch of the table(s)
Radius
Box size
V/161
-1
DESI DR1 redshift catalog (DESI Col.+ 2025)
ReadMe+ftp
2025arXiv250314745D
Similar Catalogs
Post annotation
1.
V/161/zcatdr1
DESI DR1 redshift catalog (ZCATALOG), sample output (on a total of 28,425,963 sources) (
original column names in green
)
(1000 rows)
meta
V/161/zcatdr1
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
Standard
Original
Show
Sort
Column
Constraint
Explain
(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
TargetID
(i)
[-826479526/2882315850818256979] Unique DESI target ID (
TARGETID
)
(
meta.id;meta.main
)
(
ID_MAIN
)
RAICRS
deg
(i)
Barycentric Right Ascension in ICRS (
TARGET_RA
)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEICRS
deg
(i)
[-32/85] Barycentric Declination in ICRS (
TARGET_DEC
)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
Survey
(char)
Survey name (
SURVEY
)
(
meta.id;meta.dataset
)
(
ID_SURVEY
)
Prog
(char)
DESI program type - BRIGHT; DARK; BACKUP; OTHER (
PROGRAM
)
(
meta.id;meta.dataset
)
(
ID_SET
)
Healpix
[0/49151] HEALPixel containing this location at NSIDE=64 in the NESTED scheme (
HEALPIX
)
(
meta.number
)
(
NUMBER
)
z
(i)
[-0.0044/7] Redshift measured by Redrock (
Z
)
(
src.redshift
)
(
REDSHIFT_HC
)
e_z
[0/0.03] Redshift error from redrock (
ZERR
)
(
stat.error;src.redshift
)
(
ERROR
)
ZWARN
[0/2695] Redshift warning bitmask from Redrock (0=good)
(Binary flag explanations)
(
meta.code;src.redshift
)
(
CODE_MISC
)
Chi2
[2/9e99] Best fit chi squared (
CHI2
)
(
stat.fit.chi2;meta.modelled
)
(
FIT_CHI2
)
ALL
cols
(i)
indexed column
COEFF0
Redrock template coefficients 0 (
COEFF_0
)
(
meta.number
)
(
NUMBER
)
COEFF1
Redrock template coefficients 1 (
COEFF_1
)
(
meta.number
)
(
NUMBER
)
COEFF2
Redrock template coefficients 2 (
COEFF_2
)
(
meta.number
)
(
NUMBER
)
COEFF3
Redrock template coefficients 3 (
COEFF_3
)
(
meta.number
)
(
NUMBER
)
COEFF4
Redrock template coefficients 4 (
COEFF_4
)
(
meta.number
)
(
NUMBER
)
COEFF5
Redrock template coefficients 5 (
COEFF_5
)
(
meta.number
)
(
NUMBER
)
COEFF6
Redrock template coefficients 6 (
COEFF_6
)
(
meta.number
)
(
NUMBER
)
COEFF7
Redrock template coefficients 7 (
COEFF_7
)
(
meta.number
)
(
NUMBER
)
COEFF8
Redrock template coefficients 8 (
COEFF_8
)
(
meta.number
)
(
NUMBER
)
COEFF9
Redrock template coefficients 9 (
COEFF_9
)
(
meta.number
)
(
NUMBER
)
Npix
[0/7933] Number of unmasked pixels contributing to the Redrock fit (
NPIXELS
)
(
meta.number
)
(
INST_DET_SIZE
)
OType
(char)
Spectral type of Redrock best fit template (
SPECTYPE
)
(Note 1)
(
src.class
)
(
CLASS_OBJECT
)
SubType
(char)
Spectral subtype (
SUBTYPE
)
(
src.spType
)
(
SPECT_TYPE_GENERAL
)
ALL
cols
(i)
indexed column
delChi2
[0/3.6e7] Chi2 difference between first- and second-best redrock template fits (
DELTACHI2
)
(
stat.fit.chi2;arith.diff
)
(
FIT_CHI2
)
COADD_FIBER
[0/1098907648] Bitwise-AND of input FIBERSTATUS (
COADD_FIBERSTATUS
)
(Note 2)
(
meta.code
)
(
CODE_MISC
)
pmRA
mas/yr
[-4513/3980] Reference catalog proper motion in the RA direction (
PMRA
)
(
pos.pm;pos.eq.ra
)
(
POS_EQ_PMRA
)
pmDE
mas/yr
[-3438/2106] Reference catalog proper motion in the Dec direction (
PMDEC
)
(
pos.pm;pos.eq.dec
)
(
POS_EQ_PMDEC
)
RefEp
yr
[0/2021.97] Reference catalog reference epoch (e.g.; 2015.5 for GaiaDR2) (
REF_EPOCH
)
(
time.epoch;pos.pm
)
(
TIME_EPOCH
)
Type
(char)
Object type: TGT; SKY; NON; BAD (
OBJTYPE
)
(
meta.code
)
(
CODE_MISC
)
Obs
[0/575] Flag the target to be observed in graytime (
OBSCONDITIONS
)
(
meta.code
)
(
CODE_MISC
)
Release
(i)
[-1/9012] Legacy Surveys (LS) Release (
RELEASE
)
(Note 3)
(
meta.id
)
(
ID_SURVEY
)
BrickName
(char)
Brick name from tractor input (
BRICKNAME
)
(
meta.id
)
(
ID_IDENTIFIER
)
BrickID
(i)
[0/785162] Brick ID from tractor input (
BRICKID
)
(
meta.id
)
(
ID_IDENTIFIER
)
ObjID
(i)
[-1/31798] OBJID (unique to brick; but not to file) (
BRICK_OBJID
)
(
meta.id
)
(
ID_IDENTIFIER
)
Morph
(char)
Morphological Model type (
MORPHTYPE
)
(Note 4)
(
meta.id;meta.modelled;src.morph
)
(
MODEL_ID
)
EBV
mag
[0/4] Galactic extinction E(B-V) reddening from Schlegel+
1998ApJ...500..525S
(
phot.color.excess
)
(
PHOT_COLOR_EXCESS
)
ALL
cols
(i)
indexed column
Fg
3.63uJy
[-1771/70844] Legacy Survey (LS) flux from tractor input (g), in nanomaggy units (
FLUX_G
)
(
phot.mag;em.opt.B
)
(
PHOT_SDSS_G
)
Fr
3.63uJy
[-249/149823] LS flux from tractor input (r), in nanomaggy units (
FLUX_R
)
(
phot.mag;em.opt.R
)
(
PHOT_SDSS_R
)
Fz
3.63uJy
[-13229/193772] LS flux from tractor input (z), in nanomaggy units (
FLUX_Z
)
(
phot.mag;em.opt.I
)
(
PHOT_SDSS_Z
)
F3.4
3.63uJy
[-224146/9016309] WISE flux in W1 (3.4um), in nanomaggy units (
FLUX_W1
)
(
phot.mag;em.IR.3-4um
)
(
PHOT_IR_3.4
)
F4.6
3.63uJy
[-2704847/5498148] WISE flux in W2 (4.6um), in nanomaggy units (
FLUX_W2
)
(
phot.mag;em.IR.4-8um
)
(
PHOT_IR_4.2
)
FFg
3.63uJy
[-92/9471] Predicted g-band flux within a fiber of diameter 1.5 arcsec from this object in 1 arcsec Gaussian seeing, in nanomaggy units (
FIBERFLUX_G
)
(
phot.flux;meta.modelled;em.opt.B
)
(
PHOT_SDSS_G
)
FFr
3.63uJy
[-44/12450] Predicted r-band flux within a fiber of diameter 1.5 arcsec from this object in 1 arcsec Gaussian seeing, in nanomaggy units (
FIBERFLUX_R
)
(
phot.flux;meta.modelled;em.opt.R
)
(
PHOT_SDSS_R
)
FFz
3.63uJy
[-161/12820] Predicted z-band flux within a fiber of diameter 1.5 arcsec from this object in 1 arcsec Gaussian seeing, in nanomaggy units (
FIBERFLUX_Z
)
(
phot.flux;meta.modelled;em.opt.I
)
(
PHOT_SDSS_Z
)
plx
mas
[-92.1/161] Reference catalog parallax (
PARALLAX
)
(
pos.parallax
)
(
POS_PARLX_MISC
)
COADD_EXP
s
[0/43506] Summed exposure time for coadd (
COADD_EXPTIME
)
(
time.duration;obs.exposure
)
(
TIME_EXPTIME
)
RAFdeg
deg
Mean (over exposures) RA of actual fiber position (
MEAN_FIBER_RA
)
(
pos.eq.ra;instr
)
(
POS_EQ_RA_OTHER
)
s_RAFdeg
arcsec
[0/106] Standard deviation (over exposures) of RA of actual fiber position (
STD_FIBER_RA
)
(
stat.stdev;pos.eq.ra
)
(
ERROR
)
DEFdeg
deg
Mean (over exposures) DEC of actual fiber position (
MEAN_FIBER_DEC
)
(
pos.eq.dec;instr
)
(
POS_EQ_DEC_OTHER
)
ALL
cols
(i)
indexed column
s_DEFdeg
arcsec
[0/110] Standard deviation (over exposures) of DEC of actual fiber position (
STD_FIBER_DEC
)
(
stat.stdev;pos.eq.dec
)
(
ERROR
)
b_MJD
d
Minimum value of the Modified Julian Date (when the shutter was open for the first exposure used in the coadded spectrum) (
MIN_MJD
)
(
stat.min;time.epoch
)
(
ERROR
)
B_MJD
d
Maximum value of the Modified Julian Date (when the shutter was open for the last exposure used in the coadded spectrum) (
MAX_MJD
)
(
stat.max;time.epoch
)
(
ERROR
)
MJD
d
(i)
[59198.1/59744.5] Mean value of the Modified Julian Date (when the shutter was open for exposures used in the coadded spectrum) (
MEAN_MJD
)
(
time.epoch
)
(
TIME_DATE
)
TSNR2_ELG
ELG template (S/N)^2 summed over B;R;Z
(Note 5)
(
stat.snr
)
(
SPECT_S/N
)
TSNR2_GPBBGHT
Template (S/N)^2 for bright targets in guider pass band (
TSNR2_GPBBRIGHT
)
(
stat.snr
)
(
SPECT_S/N
)
TSNR2_LYA
LYA template (S/N)^2 summed over B;R;Z
(Note 6)
(
stat.snr
)
(
SPECT_S/N
)
TSNR2_BGS
BGS template (S/N)^2 summed over B;R;Z
(Note 5)
(
stat.snr
)
(
SPECT_S/N
)
TSNR2_GPBBCK
Template (S/N)^2 for backup targets in guider pass band (
TSNR2_GPBBACKUP
)
(Note 5)
(
stat.snr
)
(
SPECT_S/N
)
TSNR2_QSO
QSO template (S/N)^2 summed over B;R;Z
(Note 5)
(
stat.snr
)
(
SPECT_S/N
)
TSNR2_LRG
LRG template (S/N)^2 summed over B;R;Z
(Note 5)
(
stat.snr
)
(
SPECT_S/N
)
MAIN_PRIM
[0/1] Boolean flag (True/False) for the primary coadded spectrum in Main survey (
MAIN_PRIMARY
)
(
meta.code
)
(
CODE_MISC
)
SV_PRIM
[0/1] Boolean flag (True/False) for the primary coadded spectrum in survey validation (SV1+2+3) (
SV_PRIMARY
)
(Note 7)
(
meta.code
)
(
CODE_MISC
)
m_TargetID
[1/8] Number of times this TARGETID appears in this catalog (
ZCAT_NSPEC
)
(
meta.code.multip
)
(
CODE_MULT_INDEX
)
ZCAT_PRIM
[0/1] Boolean flag (True/False) for the primary coadded spectrum in this zcatalog (
ZCAT_PRIMARY
)
(
meta.code
)
(
CODE_MISC
)
Name
(char)
(i)
Human readable identifier of a sky location (DESI Jddd.dddd+dd.dddd; with truncated decimal RA
ICRS/DE
ICRS; precise to 0.36"). Multiple objects can map to a single Name if very close on the sky (
DESINAME
)
(
meta.id
)
(
ID_IDENTIFIER
)
ALL
cols
(i)
indexed column
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