VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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II/246/out 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)
The Point Source catalogue of 470,992,970 sources. Please acknowledge the usage of the 2MASS All-Sky Survey; see also the 2MASS Pages.    Note that the magnitudes in red correspond to low quality results (upper limits or very poor photometry) (470992970 rows)
  2MASS===12410849-0201004
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ColumnValue  Explain   (UCD)
_RAJ200012 41 08.49936 "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)
_DEJ2000-02 01 00.4872 "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)
_RAB195012 38 34.35345 "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)
_DEB1950-01 44 33.5851 "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)
_Glon297.66157741 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)
_Glat+60.74954090 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)

RAJ2000190.285414 deg (i) (ra) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-02.016802 deg (i) (dec) Declination (J2000) (dec) (pos.eq.dec;meta.main)
errMaj 0.09 arcsec (err_maj) Semi-major axis of position error ellipse (stat.error)
errMin 0.08 arcsec (err_min) Semi-minor axis of position error ellipse (stat.error)
errPA 88 deg [0,180] (err_ang) Position angle of error ellipse major axis (E of N) (stat.error)
2MASS12410849-0201004  (i) (designation) Source designation (Note 1)   (meta.id;meta.main)
Jmag15.332 mag (i) (j_m) J selected default magnitude (Note 2)   (phot.mag;em.IR.J)
Jcmsig 0.056 mag (j_cmsig) J default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Jmag 0.057 mag (j_msigcom) J total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.J)
Jsnr 27.5  (j_snr) J Signal-to-noise ratio (stat.snr)
Hmag14.725 mag (i) (h_m) H selected default magnitude (Note 2)   (phot.mag;em.IR.H)
Hcmsig 0.060 mag (h_cmsig) H default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Hmag 0.060 mag (h_msigcom) H total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.H)
Hsnr 21.3  (h_snr) H Signal-to-noise ratio (stat.snr)
Kmag14.503 mag (i) (k_m) K selected default magnitude (Note 2)   (phot.mag;em.IR.K)
Kcmsig 0.090 mag (k_cmsig) K default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Kmag 0.091 mag (k_msigcom) K total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.K)
Ksnr 12.9  (k_snr) K Signal-to-noise ratio (stat.snr)
QflgAAA  (ph_qual) JHK Photometric quality flag (Note 5)   (meta.code.qual;phot)
Rflg222  (rd_flg) Source of JHK default mag (Note 6)   (meta.ref)
Bflg111  (bl_flg) JHK components fit to source (Note 7)   (meta.code)
Cflg000  (cc_flg) Artifact contamination, confusion (Note 8)   (meta.code)
Ndet661605   [0-9] (ndet) Number of aperture measurements (jjhhkk) (Note 9)   (meta.number)
prox 56.5 arcsec Distance between source and nearest neighbour (pos.angDistance)
pxPA329 deg (pxpa) Position angle of vector from source to nearest neighbour (E of N) (pos.posAng)
pxCntr 232219270  (pxcntr) Sequence number of nearest neighbour (meta.number)
Xflg0   [0,2] (gal_contam) Extended source contamination (Note 10)   (meta.code)
Aflg0   [0,1] (mp_flg) Association with asteroid or comet (Note 11)   (meta.code)
Cntr 232219239  (pts_key) Unique source identifier in catalogue (meta.id;meta.table)
Hemiss   [ns] (hemis) Hemisphere of observation (obs.param;obs)
Date1999-01-23  (date) Observation date (time.epoch;obs)
Scan110  (scan) Scan number (within date) (obs.field)
GLON297.661 deg (glon) Galactic longitude (Note 12)   (pos.galactic.lon)
GLAT 60.749 deg (glat) Galactic latitude (Note 12)   (pos.galactic.lat)
Xscan 176.4 arcsec (x_scan) Distance of source from focal plane centerline (pos.cartesian;instr.det)
JD2451201.8452 d (jdate) Julian date of source measurement (Note 13)   (time.epoch)
Jpsfchi 0.91  (j_psfchi) J band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Hpsfchi 0.93  (h_psfchi) H band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Kpsfchi 1.07  (k_psfchi) K band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Jstdap15.231 mag (jmstdap) J standard aperture magnitude (Note 18)   (phot.mag;em.IR.J)
e_Jstdap 0.032 mag (jmsigstdap) error on Jstdap (stat.error)
Hstdap14.829 mag (hmstdap) H standard aperture magnitude (Note 18)   (phot.mag;em.IR.H)
e_Hstdap 0.094 mag (hmsigstdap) error on Hstdap (stat.error)
Kstdap14.524 mag (kmstdap) K standard aperture magnitude (Note 18)   (phot.mag;em.IR.K)
e_Kstdap 0.069 mag (kmsigstdap) error on Kstdap (stat.error)
edgeNS 7803 arcsec (distedgens) Distance from the source to the nearest North or South scan edge (pos;arith.diff)
edgeEW 76 arcsec (distedgeew) Distance from the source to the nearest East or West scan edge (pos;arith.diff)
edgenw   [nsew] (distedgeflg) flag indicating to which edges the edgeNS and edgeEW values refer (pos.cartesian;instr.det)
dup0  (dup_src) Flag indicating duplicate source (Note 14)   (meta.code)
use1  (use_src) Use source flag (Note 15)   (meta.code)
optU   [0UT] (a) Associated optical source (Note 16)   (meta.id;meta.dataset)
Dopt 1.2 arcsec (dist_opt) Distance to associated optical source (pos.angDistance)
PAopt173 deg [0,360] (phi_opt) position angle from optical source to the 2MASS source position (pos.posAng)
Bmag19.50 mag (bmopt) Blue magnitude of associated optical source (phot.mag;em.opt.B)
Rmag18.20 mag (vrmopt) Visual or red mag of associated optical source (phot.mag;em.opt.R)
Nopt1  (nopt_mchs) Number of optical sources within 5arcsec (Note 17)   (meta.number)
extKey   (ext_key) Record Identifier in XSC (meta.id.cross)
scanKey14989  (scan_key) Record Identifier in the Scan Information Table (meta.id)
coaddKey 344739  (coadd_key) Record Identifier in the Atlas Image Data Table (meta.id;meta.dataset)
coadd174  (coadd) Sequence number of the Atlas Image (meta.number)

OptOpt  Show the nearby Optical Sources from USNO and GSC Catalogues (meta.ref.url)
  
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