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===14313084+4957317
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ColumnValue  Explain   (UCD)
_RAJ200014 31 30.84936 "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+49 57 31.7124 "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)
_RAB195014 29 45.82612 "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+50 10 44.7259 "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)
_Glon089.71617824 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+60.21910367 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)

RAJ2000217.878539 deg (i) (ra) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+49.958809 deg (i) (dec) Declination (J2000) (dec) (pos.eq.dec;meta.main)
errMaj 0.11 arcsec (err_maj) Semi-major axis of position error ellipse (stat.error)
errMin 0.10 arcsec (err_min) Semi-minor axis of position error ellipse (stat.error)
errPA 5 deg [0,180] (err_ang) Position angle of error ellipse major axis (E of N) (stat.error)
2MASS14313084+4957317  (i) (designation) Source designation (Note 1)   (meta.id;meta.main)
Jmag15.434 mag (i) (j_m) J selected default magnitude (Note 2)   (phot.mag;em.IR.J)
Jcmsig 0.133 mag (j_cmsig) J default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Jmag 0.134 mag (j_msigcom) J total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.J)
Jsnr 26.8  (j_snr) J Signal-to-noise ratio (stat.snr)
Hmag15.158 mag (i) (h_m) H selected default magnitude (Note 2)   (phot.mag;em.IR.H)
Hcmsig 0.216 mag (h_cmsig) H default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Hmag 0.216 mag (h_msigcom) H total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.H)
Hsnr 13.8  (h_snr) H Signal-to-noise ratio (stat.snr)
Kmag14.697 mag (i) (k_m) K selected default magnitude (Note 2)   (phot.mag;em.IR.K)
Kcmsig 0.193 mag (k_cmsig) K default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Kmag 0.193 mag (k_msigcom) K total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.K)
Ksnr 14.7  (k_snr) K Signal-to-noise ratio (stat.snr)
QflgBCC  (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)
Ndet666666   [0-9] (ndet) Number of aperture measurements (jjhhkk) (Note 9)   (meta.number)
prox 4.2 arcsec Distance between source and nearest neighbour (pos.angDistance)
pxPA310 deg (pxpa) Position angle of vector from source to nearest neighbour (E of N) (pos.posAng)
pxCntr 932779261  (pxcntr) Sequence number of nearest neighbour (meta.number)
Xflg1   [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 932779264  (pts_key) Unique source identifier in catalogue (meta.id;meta.table)
Hemisn   [ns] (hemis) Hemisphere of observation (obs.param;obs)
Date2000-01-28  (date) Observation date (time.epoch;obs)
Scan125  (scan) Scan number (within date) (obs.field)
GLON 89.716 deg (glon) Galactic longitude (Note 12)   (pos.galactic.lon)
GLAT 60.219 deg (glat) Galactic latitude (Note 12)   (pos.galactic.lat)
Xscan 169.2 arcsec (x_scan) Distance of source from focal plane centerline (pos.cartesian;instr.det)
JD2451571.9464 d (jdate) Julian date of source measurement (Note 13)   (time.epoch)
Jpsfchi 4.57  (j_psfchi) J band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Hpsfchi 3.65  (h_psfchi) H band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Kpsfchi 3.03  (k_psfchi) K band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Jstdap14.617 mag (jmstdap) J standard aperture magnitude (Note 18)   (phot.mag;em.IR.J)
e_Jstdap 0.024 mag (jmsigstdap) error on Jstdap (stat.error)
Hstdap13.894 mag (hmstdap) H standard aperture magnitude (Note 18)   (phot.mag;em.IR.H)
e_Hstdap 0.089 mag (hmsigstdap) error on Hstdap (stat.error)
Kstdap13.542 mag (kmstdap) K standard aperture magnitude (Note 18)   (phot.mag;em.IR.K)
e_Kstdap 0.084 mag (kmsigstdap) error on Kstdap (stat.error)
edgeNS 7581 arcsec (distedgens) Distance from the source to the nearest North or South scan edge (pos;arith.diff)
edgeEW 85 arcsec (distedgeew) Distance from the source to the nearest East or West scan edge (pos;arith.diff)
edgesw   [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 2.5 arcsec (dist_opt) Distance to associated optical source (pos.angDistance)
PAopt316 deg [0,360] (phi_opt) position angle from optical source to the 2MASS source position (pos.posAng)
Bmag10.20 mag (bmopt) Blue magnitude of associated optical source (phot.mag;em.opt.B)
Rmag 9.70 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)
extKey1848372  (ext_key) Record Identifier in XSC (meta.id.cross)
scanKey50339  (scan_key) Record Identifier in the Scan Information Table (meta.id)
coaddKey1157789  (coadd_key) Record Identifier in the Atlas Image Data Table (meta.id;meta.dataset)
coadd173  (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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