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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===09055132-4746068
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ColumnValue  Explain   (UCD)
_RAJ200009 05 51.32712 "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)
_DEJ2000-47 46 06.8520 "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)
_RAB195009 04 08.29911 "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)
_DEB1950-47 34 02.9042 "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)
_Glon268.88909802 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-00.37576283 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)

RAJ2000136.463863 deg (i) (ra) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-47.768570 deg (i) (dec) Declination (J2000) (dec) (pos.eq.dec;meta.main)
errMaj 0.07 arcsec (err_maj) Semi-major axis of position error ellipse (stat.error)
errMin 0.07 arcsec (err_min) Semi-minor axis of position error ellipse (stat.error)
errPA 90 deg [0,180] (err_ang) Position angle of error ellipse major axis (E of N) (stat.error)
2MASS09055132-4746068  (i) (designation) Source designation (Note 1)   (meta.id;meta.main)
Jmag 6.523 mag (i) (j_m) J selected default magnitude (Note 2)   (phot.mag;em.IR.J)
Jcmsig 0.011 mag (j_cmsig) J default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Jmag 0.020 mag (j_msigcom) J total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.J)
Jsnr 80025.8  (j_snr) J Signal-to-noise ratio (stat.snr)
Hmag 6.227 mag (i) (h_m) H selected default magnitude (Note 2)   (phot.mag;em.IR.H)
Hcmsig 0.029 mag (h_cmsig) H default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Hmag 0.033 mag (h_msigcom) H total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.H)
Hsnr 53470.0  (h_snr) H Signal-to-noise ratio (stat.snr)
Kmag 6.036 mag (i) (k_m) K selected default magnitude (Note 2)   (phot.mag;em.IR.K)
Kcmsig 0.009 mag (k_cmsig) K default magnitude uncertainty (Note 3)   (stat.error;phot.mag)
e_Kmag 0.017 mag (k_msigcom) K total magnitude uncertainty (Note 4)   (stat.error;phot.mag;em.IR.K)
Ksnr 29310.3  (k_snr) K Signal-to-noise ratio (stat.snr)
QflgAAA  (ph_qual) JHK Photometric quality flag (Note 5)   (meta.code.qual;phot)
Rflg111  (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 19.2 arcsec Distance between source and nearest neighbour (pos.angDistance)
pxPA 41 deg (pxpa) Position angle of vector from source to nearest neighbour (E of N) (pos.posAng)
pxCntr 314145941  (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 314145982  (pts_key) Unique source identifier in catalogue (meta.id;meta.table)
Hemiss   [ns] (hemis) Hemisphere of observation (obs.param;obs)
Date1999-03-15  (date) Observation date (time.epoch;obs)
Scan 72  (scan) Scan number (within date) (obs.field)
GLON268.889 deg (glon) Galactic longitude (Note 12)   (pos.galactic.lon)
GLAT -0.376 deg (glat) Galactic latitude (Note 12)   (pos.galactic.lat)
Xscan-174.7 arcsec (x_scan) Distance of source from focal plane centerline (pos.cartesian;instr.det)
JD2451252.6982 d (jdate) Julian date of source measurement (Note 13)   (time.epoch)
Jpsfchi 24.90  (j_psfchi) J band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Hpsfchi 6.37  (h_psfchi) H band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Kpsfchi 13.70  (k_psfchi) K band reduced chi2 value of fit (stat.fit.chi2;stat.value)
Jstdap  mag (jmstdap) J standard aperture magnitude (Note 18)   (phot.mag;em.IR.J)
e_Jstdap  mag (jmsigstdap) error on Jstdap (stat.error)
Hstdap  mag (hmstdap) H standard aperture magnitude (Note 18)   (phot.mag;em.IR.H)
e_Hstdap  mag (hmsigstdap) error on Hstdap (stat.error)
Kstdap  mag (kmstdap) K standard aperture magnitude (Note 18)   (phot.mag;em.IR.K)
e_Kstdap  mag (kmsigstdap) error on Kstdap (stat.error)
edgeNS 838 arcsec (distedgens) Distance from the source to the nearest North or South scan edge (pos;arith.diff)
edgeEW 77 arcsec (distedgeew) Distance from the source to the nearest East or West scan edge (pos;arith.diff)
edgese   [nsew] (distedgeflg) flag indicating to which edges the edgeNS and edgeEW values refer (pos.cartesian;instr.det)
dup1  (dup_src) Flag indicating duplicate source (Note 14)   (meta.code)
use1  (use_src) Use source flag (Note 15)   (meta.code)
optT   [0UT] (a) Associated optical source (Note 16)   (meta.id;meta.dataset)
Dopt 0.1 arcsec (dist_opt) Distance to associated optical source (pos.angDistance)
PAopt246 deg [0,360] (phi_opt) position angle from optical source to the 2MASS source position (pos.posAng)
Bmag10.02 mag (bmopt) Blue magnitude of associated optical source (phot.mag;em.opt.B)
Rmag 9.06 mag (vrmopt) Visual or red mag of associated optical source (phot.mag;em.opt.R)
Nopt2  (nopt_mchs) Number of optical sources within 5arcsec (Note 17)   (meta.number)
extKey   (ext_key) Record Identifier in XSC (meta.id.cross)
scanKey19749  (scan_key) Record Identifier in the Scan Information Table (meta.id)
coaddKey 454226  (coadd_key) Record Identifier in the Atlas Image Data Table (meta.id;meta.dataset)
coadd257  (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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