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VizieR

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J/AJ/144/192/table4 Spitzer survey of Orion A and B. I. YSO catalog (Megeath+, 2012)
Spitzer-identified Young Stellar Objects (YSOs): IRAC, MIPS, and 2MASS magnitudes (3479 rows)
  recno=2607
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200005 33 01.7500 "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)
_DEJ2000-04 49 18.500 "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)
_RAB195005 30 33.6169 "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)
_DEB1950-04 51 21.550 "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)
_Glon208.2046594 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-19.6243504 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)
2607recno 2607  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

Seq2607   [1/3479] Running sequence number (meta.id;meta.main)
RAJ200005 33 01.75 "h:m:s" (i) Hour of Right Ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000-04 49 18.5 "d:m:s" (i) Degree of Declination (J2000) (pos.eq.dec;meta.main)
Jmag13.37 mag 2MASS J band magnitude (phot.mag;em.IR.J)
e_Jmag 0.02 mag Uncertainty in Jmag (stat.error;phot.mag;em.IR.J)
Hmag12.38 mag 2MASS H band magnitude (phot.mag;em.IR.H)
e_Hmag 0.02 mag Uncertainty in Hmag (stat.error;phot.mag;em.IR.H)
Kmag11.52 mag 2MASS Ks band magnitude (phot.mag;em.IR.K)
e_Kmag 0.02 mag Uncertainty in Kmag (stat.error;phot.mag;em.IR.K)
[3.6]10.50 mag Spitzer/IRAC 3.6 micron band magnitude (phot.mag;em.IR.3-4um)
e_[3.6] 0.01 mag Uncertainty in [3.6] (Note 1)   (stat.error)
[4.5] 9.77 mag Spitzer/IRAC 4.5 micron band magnitude (phot.mag;em.IR.4-8um)
e_[4.5] 0.01 mag Uncertainty in [4.5] (Note 1)   (stat.error)
[5.8] 9.35 mag Spitzer/IRAC 5.8 micron band magnitude (phot.flux.density;em.IR.4-8um)
e_[5.8] 0.01 mag Uncertainty in [5.8] (Note 1)   (stat.error)
[8.0] 8.37 mag Spitzer/IRAC 8.0 micron band magnitude (phot.flux.density;em.IR.8-15um)
e_[8.0] 0.01 mag Uncertainty in [8.0] (Note 1)   (stat.error)
[24] 5.30 mag Spitzer/MIPS 24 micron band magnitude (phot.flux.density;em.IR.15-30um)
e_[24] 0.01 mag Uncertainty in [24] (Note 1)   (stat.error)
AKs 0.00   Extinction in the Ks band (Note 2)   (phys.absorption)
alpha-0.46   IRAC spectral index (αIRAC) (Note 3)   (spect.index)
ClD  Source classification (D, P, FP or RP) (Note 4)   (src.class)

2M2M  Display the 2MASS data (Cutri et al. 2003, Cat. II/246) (meta.ref.url)
SimbadSimbad  ask the Simbad data-base about this object (meta.ref.url)
  
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