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II/246
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II/246
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Compute
Distance ρ
Position angle θ
Distance (x,y)
Galactic
J2000
B1950
Ecl. J2000
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Decimal °
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) or
Position
:
J2000
B1975
B1950
B1900
B1875
B1855
Galactic
Supergal.
Ecl.J2000
Target dimension:
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arcmin
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II/246
5365666
2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
ReadMe+ftp
2003yCat.2246....0C
Similar Catalogs
Post annotation
1.
II/246/out
The Point Source catalogue of 470,992,970 sources. Please
acknowledge the usage of the 2MASS All-Sky Survey
; see also the
2MASS Pages
.
(470992970 rows)
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
Standard
Original
Show
Sort
Column
Constraint
Explain
(
UCD
)
RAJ2000
deg
(i)
(ra) Right ascension (J2000)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEJ2000
deg
(i)
(dec) Declination (J2000) (dec)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
errMaj
arcsec
(err_maj) Semi-major axis of position error ellipse
(
stat.error
)
(
ERROR
)
errMin
arcsec
(err_min) Semi-minor axis of position error ellipse
(
stat.error
)
(
ERROR
)
errPA
deg
[0,180] (err_ang) Position angle of error ellipse major axis (E of N)
(
stat.error
)
(
ERROR
)
2MASS
(char)
(n)
(i)
(designation) Source designation
(Note 1)
(
meta.id;meta.main
)
(
ID_MAIN
)
Jmag
mag
(n)
(i)
(
j_m
) J selected default magnitude
(Note 2)
(
phot.mag;em.IR.J
)
(
PHOT_JHN_J
)
Jcmsig
mag
(n)
(j_cmsig) J default magnitude uncertainty
(Note 3)
(
stat.error;phot.mag
)
(
ERROR
)
e_Jmag
mag
(n)
(j_msigcom) J total magnitude uncertainty
(Note 4)
(
stat.error;phot.mag;em.IR.J
)
(
ERROR
)
Jsnr
(n)
(j_snr) J Signal-to-noise ratio
(
stat.snr
)
(
INST_S/N
)
Hmag
mag
(n)
(i)
(
h_m
) H selected default magnitude
(Note 2)
(
phot.mag;em.IR.H
)
(
PHOT_JHN_H
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
Hcmsig
mag
(n)
(h_cmsig) H default magnitude uncertainty
(Note 3)
(
stat.error;phot.mag
)
(
ERROR
)
e_Hmag
mag
(n)
(h_msigcom) H total magnitude uncertainty
(Note 4)
(
stat.error;phot.mag;em.IR.H
)
(
ERROR
)
Hsnr
(n)
(h_snr) H Signal-to-noise ratio
(
stat.snr
)
(
INST_S/N
)
Kmag
mag
(n)
(i)
(
k_m
) K selected default magnitude
(Note 2)
(
phot.mag;em.IR.K
)
(
PHOT_JHN_K
)
Kcmsig
mag
(n)
(k_cmsig) K default magnitude uncertainty
(Note 3)
(
stat.error;phot.mag
)
(
ERROR
)
e_Kmag
mag
(n)
(k_msigcom) K total magnitude uncertainty
(Note 4)
(
stat.error;phot.mag;em.IR.K
)
(
ERROR
)
Ksnr
(n)
(k_snr) K Signal-to-noise ratio
(
stat.snr
)
(
INST_S/N
)
Qflg
(char)
(ph_qual) JHK Photometric quality flag
(Note 5)
(
meta.code.qual;phot
)
(
CODE_QUALITY
)
Rflg
(char)
(rd_flg) Source of JHK default mag
(Note 6)
(
meta.ref
)
(
REFER_CODE
)
Bflg
(char)
(bl_flg) JHK components fit to source
(Note 7)
(
meta.code
)
(
CODE_MISC
)
Cflg
(char)
(cc_flg) Artifact contamination, confusion
(Note 8)
(
meta.code
)
(
CODE_MISC
)
Ndet
(char)
[0-9] (ndet) Number of aperture measurements (jjhhkk)
(Note 9)
(
meta.number
)
(
NUMBER
)
prox
arcsec
Distance between source and nearest neighbour
(
pos.angDistance
)
(
POS_ANG_DIST_GENERAL
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
pxPA
deg
(n)
(pxpa) Position angle of vector from source to nearest neighbour (E of N)
(
pos.posAng
)
(
POS_POS-ANG
)
pxCntr
(pxcntr) Sequence number of nearest neighbour
(
meta.number
)
(
ID_NUMBER
)
Xflg
[0,2] (gal_contam) Extended source contamination
(Note 10)
(
meta.code
)
(
CODE_MISC
)
Aflg
[0,1] (mp_flg) Association with asteroid or comet
(Note 11)
(
meta.code
)
(
CODE_MISC
)
Cntr
(pts_key) Unique source identifier in catalogue
(
meta.id;meta.table
)
(
ID_NUMBER
)
Hemis
(char)
[ns] (hemis) Hemisphere of observation
(
obs.param;obs
)
(
OBS_CODE
)
Date
(char)
(date) Observation date
(
time.epoch;obs
)
(
TIME_DATE
)
Scan
(scan) Scan number (within date)
(
obs.field
)
(
ID_FIELD
)
GLON
deg
(glon) Galactic longitude
(Note 12)
(
pos.galactic.lon
)
(
POS_GAL_LON
)
GLAT
deg
(glat) Galactic latitude
(Note 12)
(
pos.galactic.lat
)
(
POS_GAL_LAT
)
Xscan
arcsec
(x_scan) Distance of source from focal plane centerline
(
pos.cartesian;instr.det
)
(
INST_POS
)
JD
d
(jdate) Julian date of source measurement
(Note 13)
(
time.epoch
)
(
TIME_DATE
)
Jpsfchi
(n)
(j_psfchi) J band reduced chi2 value of fit
(
stat.fit.chi2;stat.value
)
(
FIT_ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
Hpsfchi
(n)
(h_psfchi) H band reduced chi2 value of fit
(
stat.fit.chi2;stat.value
)
(
FIT_ERROR
)
Kpsfchi
(n)
(k_psfchi) K band reduced chi2 value of fit
(
stat.fit.chi2;stat.value
)
(
FIT_ERROR
)
Jstdap
mag
(n)
(j
m
stdap) J standard aperture magnitude
(Note 18)
(
phot.mag;em.IR.J
)
(
PHOT_JHN_J
)
e_Jstdap
mag
(n)
(j
msig
stdap) error on Jstdap
(
stat.error
)
(
ERROR
)
Hstdap
mag
(n)
(h
m
stdap) H standard aperture magnitude
(Note 18)
(
phot.mag;em.IR.H
)
(
PHOT_JHN_H
)
e_Hstdap
mag
(n)
(h
msig
stdap) error on Hstdap
(
stat.error
)
(
ERROR
)
Kstdap
mag
(n)
(k
m
stdap) K standard aperture magnitude
(Note 18)
(
phot.mag;em.IR.K
)
(
PHOT_JHN_K
)
e_Kstdap
mag
(n)
(k
msig
stdap) error on Kstdap
(
stat.error
)
(
ERROR
)
edgeNS
arcsec
(dist
edge
ns) Distance from the source to the nearest North or South scan edge
(
pos;arith.diff
)
(
INST_PLATE_DIST
)
edgeEW
arcsec
(dist
edge
ew) Distance from the source to the nearest East or West scan edge
(
pos;arith.diff
)
(
INST_PLATE_DIST
)
edge
(char)
[nsew] (dist
edge
flg) flag indicating to which edges the edgeNS and edgeEW values refer
(
pos.cartesian;instr.det
)
(
INST_POS
)
dup
(dup_src) Flag indicating duplicate source
(Note 14)
(
meta.code
)
(
CODE_MISC
)
use
(use_src) Use source flag
(Note 15)
(
meta.code
)
(
CODE_MISC
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
opt
(char)
[0UT] (a) Associated optical source
(Note 16)
(
meta.id;meta.dataset
)
(
ID_CATALOG
)
Dopt
arcsec
(n)
(dist_opt) Distance to associated optical source
(
pos.angDistance
)
(
POS_ANG_DIST_GENERAL
)
PAopt
deg
(n)
[0,360] (phi_opt) position angle from optical source to the 2MASS source position
(
pos.posAng
)
(
POS_POS-ANG
)
Bmag
mag
(n)
(b
m
opt) Blue magnitude of associated optical source
(
phot.mag;em.opt.B
)
(
PHOT_PHG_B
)
Rmag
mag
(n)
(vr
m
opt) Visual or red mag of associated optical source
(
phot.mag;em.opt.R
)
(
PHOT_PHG_R
)
Nopt
(nopt_mchs) Number of optical sources within 5arcsec
(Note 17)
(
meta.number
)
(
NUMBER
)
extKey
(n)
(ext_key) Record Identifier in XSC
(
meta.id.cross
)
(
ID_CROSSID
)
scanKey
(scan_key) Record Identifier in the Scan Information Table
(
meta.id
)
(
ID_NUMBER
)
coaddKey
(coadd_key) Record Identifier in the Atlas Image Data Table
(
meta.id;meta.dataset
)
(
ID_TABLE
)
coadd
(coadd) Sequence number of the Atlas Image
(
meta.number
)
(
ID_NUMBER
)
Opt
Show the nearby Optical Sources from USNO and GSC Catalogues
(
meta.ref.url
)
(
DATA_LINK
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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