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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===00234410-1308105
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ColumnValue  Explain   (UCD)
_RAJ200000 23 44.10624 "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)
_DEJ2000-13 08 10.5612 "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)
_RAB195000 21 11.87906 "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)
_DEB1950-13 24 47.8925 "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)
_Glon096.72270590 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-74.58062658 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)

RAJ2000005.933776 deg (i) (ra) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-13.136267 deg (i) (dec) Declination (J2000) (dec) (pos.eq.dec;meta.main)
errMaj 0.24 arcsec (err_maj) Semi-major axis of position error ellipse (stat.error)
errMin 0.23 arcsec (err_min) Semi-minor axis of position error ellipse (stat.error)
errPA157 deg [0,180] (err_ang) Position angle of error ellipse major axis (E of N) (stat.error)
2MASS00234410-1308105  (i) (designation) Source designation (Note 1)   (meta.id;meta.main)
Jmag16.674 mag (i) (j_m) J selected default magnitude (Note 2)   (phot.mag;em.IR.J)
Jcmsig 0.135 mag (j_cmsig) J default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Jmag 0.136 mag (j_msigcom) J total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.J)
Jsnr 8.3  (j_snr) J Signal-to-noise ratio (stat.snr)
Hmag16.121 mag (i) (h_m) H selected default magnitude (Note 2)   (phot.mag;em.IR.H)
Hcmsig 0.218 mag (h_cmsig) H default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Hmag 0.218 mag (h_msigcom) H total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.H)
Hsnr 5.7  (h_snr) H Signal-to-noise ratio (stat.snr)
Kmag15.173 mag (i) (k_m) K selected default magnitude (Note 2)   (phot.mag;em.IR.K)
Kcmsig 0.146 mag (k_cmsig) K default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Kmag 0.146 mag (k_msigcom) K total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.K)
Ksnr 7.7  (k_snr) K Signal-to-noise ratio (stat.snr)
QflgBDB  (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)
Ndet060606   [0-9] (ndet) Number of aperture measurements (jjhhkk) (Note 9)   (meta.number)
prox 44.2 arcsec Distance between source and nearest neighbour (pos.angDistance)
pxPA188 deg (pxpa) Position angle of vector from source to nearest neighbour (E of N) (pos.posAng)
pxCntr 52771162  (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 52771178  (pts_key) Unique source identifier in catalogue (meta.id;meta.table)
Hemiss   [ns] (hemis) Hemisphere of observation (obs.param;obs)
Date1998-08-09  (date) Observation date (time.epoch;obs)
Scan135  (scan) Scan number (within date) (obs.field)
GLON 96.722 deg (glon) Galactic longitude (Note 12)   (pos.galactic.lon)
GLAT-74.581 deg (glat) Galactic latitude (Note 12)   (pos.galactic.lat)
Xscan-125.1 arcsec (x_scan) Distance of source from focal plane centerline (pos.cartesian;instr.det)
JD2451034.8961 d (jdate) Julian date of source measurement (Note 13)   (time.epoch)
Jpsfchi 0.89  (j_psfchi) J band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Hpsfchi 1.12  (h_psfchi) H band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Kpsfchi 1.30  (k_psfchi) K band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Jstdap16.352 mag (jmstdap) J standard aperture magnitude (Note 18)   (phot.mag;em.IR.J)
e_Jstdap 0.184 mag (jmsigstdap) error on Jstdap (stat.error)
Hstdap15.328 mag (hmstdap) H standard aperture magnitude (Note 18)   (phot.mag;em.IR.H)
e_Hstdap 0.190 mag (hmsigstdap) error on Hstdap (stat.error)
Kstdap10.972 mag (kmstdap) K standard aperture magnitude (Note 18)   (phot.mag;em.IR.K)
e_Kstdap 1.484 mag (kmsigstdap) error on Kstdap (stat.error)
edgeNS 4628 arcsec (distedgens) Distance from the source to the nearest North or South scan edge (pos;arith.diff)
edgeEW127 arcsec (distedgeew) Distance from the source to the nearest East or West scan edge (pos;arith.diff)
edgene   [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 0.5 arcsec (dist_opt) Distance to associated optical source (pos.angDistance)
PAopt299 deg [0,360] (phi_opt) position angle from optical source to the 2MASS source position (pos.posAng)
Bmag19.00 mag (bmopt) Blue magnitude of associated optical source (phot.mag;em.opt.B)
Rmag17.60 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)
scanKey 2419  (scan_key) Record Identifier in the Scan Information Table (meta.id)
coaddKey 55633  (coadd_key) Record Identifier in the Atlas Image Data Table (meta.id;meta.dataset)
coadd221  (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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