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VizieR

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II/328/allwise AllWISE Data Release (Cutri+ 2013)
The AllWISE data Release (updated version, 16-Feb-2021); please acknowledge the usage of the WISE data products (747634026 rows)
  AllWISE===J202651.15+311201.7
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ColumnValue  Explain   (UCD)
_RAJ200020 26 51.157728 "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+31 12 01.75428 "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)
_RAB195020 24 49.799525 "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+31 02 06.32899 "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)
_Glon071.274891084 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-04.108192742 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)

AllWISEJ202651.15+311201.7  (i) WISE All-Sky Release Catalog name, based on J2000 position, <WISEA JHHMMSS.ss+DDMMSS.s> (designation) (meta.id;meta.main)
RAJ2000306.7131572 deg (i) Right ascension (J2000) (pos.eq.ra;meta.main)
DEJ2000+31.2004873 deg (i) Declination (J2000) (pos.eq.dec;meta.main)
eeMaj 0.0982 arcsec Semi-major axis of the error ellipse (Note 1)   (stat.error)
eeMin 0.0903 arcsec Semi-minor axis of the error ellipse (Note 1)   (stat.error)
eePA144.6 deg Position angle of the error ellipse (Note 1)   (pos.posAng;pos.errorEllipse)

ImIm  Image of the 4 bands from the IRSA server (IPAC) (meta.ref.url)

W1mag14.754 mag W1 magnitude (3.35um) Red values correspond to upper limits (S/N<2) (phot.mag;em.IR.3-4um)
e_W1mag 0.038 mag Mean error on W1 magnitude (stat.error;phot.mag)
W2mag15.276 mag W2 magnitude (4.6um) Red values correspond to upper limits (S/N<2) (phot.mag;em.IR.4-8um)
e_W2mag 0.086 mag Mean error on W2 magnitude (stat.error;phot.mag)
W3mag11.556 mag W3 magnitude (11.6um) Red values correspond to upper limits (S/N<2) (phot.flux.density;em.IR.8-15um)
e_W3mag 0.118 mag Mean error on W3 magnitude (stat.error;phot.mag)
W4mag 9.235 mag W4 magnitude (22.1um) Red values correspond to upper limits (S/N<2) (phot.flux.density;em.IR.15-30um)
e_W4mag  mag Mean error on W4 magnitude (stat.error;phot.mag)
Jmag16.353 mag (i) 2MASS J magnitude (1.25um) Red values correspond to upper limits (S/N<2) (phot.mag;em.IR.J)
e_Jmag 0.136 mag Mean error on J magnitude (stat.error;phot.mag)
Hmag15.225 mag (i) 2MASS H magnitude (1.65um) Red values correspond to upper limits (S/N<2) (phot.mag;em.IR.H)
e_Hmag  mag Mean error on H magnitude (stat.error;phot.mag)
Kmag14.934 mag (i) 2MASS Ks magnitude (2.17um) Red values correspond to upper limits (S/N<2) (phot.mag;em.IR.K)
e_Kmag  mag Mean error on Ks magnitude (stat.error;phot.mag)
wx2825.487 pix x-pixel coordinate on the Atlas Image (pos.cartesian.x;instr.det)
wy 470.911 pix y-pixel coordinate on the Atlas Image (pos.cartesian.y;instr.det)
ID3070131801351009249  Unique source ID (meta.id.part;meta.main)
snr1 28.5   Signal to noise ratio for W1 filter (stat.snr)
chi2W1 1.91e+00   Reduced χ2 of the W1 profile fit (stat.fit.chi2)
snr2 12.6   Signal to noise ratio for W2 filter (stat.snr)
chi2W2 9.87e-01   Reduced χ2 of the W2 profile fit (stat.fit.chi2)
snr3 9.2   Signal to noise ratio for W3 filter (stat.snr)
chi2W3 1.12e+00   Reduced χ2 of the W3 profile fit (stat.fit.chi2)
snr4 -0.3   Signal to noise ratio for W4 filter (stat.snr)
chi2W4 9.13e-01   Reduced χ2 of the W4 profile fit (stat.fit.chi2)
chi2 1.31e+00  All-band combined reduced χ2 (stat.fit.chi2)
nb2   [1/4] Number of PSF components used simultaneously in the profile-fitting (meta.number)
na0   [0/1] Active deblending flag (1 if a detection was split into multiple sources) (meta.number)
sat1 0.000   Saturated pixel fraction in W1 (w1sat) (instr.saturation)
sat2 0.000   Saturated pixel fraction in W2 (w2sat) (instr.saturation)
sat3 0.000   Saturated pixel fraction in W3 (w3sat) (instr.saturation)
sat4 0.000   Saturated pixel fraction in W4 (w4sat) (instr.saturation)
ccf0000   [0DHOPdhop] Contamination and confusion flag, one per band (cc_flags) (Note 2)   (meta.code)
ex0   [0-5] Extended source flag (ext_flg) (Note 3)   (meta.code)
var1nnn  Variability flag, one per band (var_flg) (Note 4)   (meta.code;src.var)
nW1 41   Frame detection count in W1 (w1nm) (Note 5)   (meta.number)
mW1 41   Integer frame coverage in W1 (w1m) (Note 6)   (meta.number)
nW2 15   Frame detection count in W2 (w2nm) (Note 5)   (meta.number)
mW2 41   Integer frame coverage in W2 (w2m) (Note 6)   (meta.number)
nW3 3   Frame detection count in W3 (w3nm) (Note 5)   (meta.number)
mW3 25   Integer frame coverage in W3 (w3m) (Note 6)   (meta.number)
nW4 0   Frame detection count in W4 (w4nm) (Note 5)   (meta.number)
mW4 25   Integer frame coverage in W4 (w4m) (Note 6)   (meta.number)
satnum 0  Minimum sample at which saturation occurs in each band (instr.saturation)
RA_pm306.7133382 deg Right ascension at epoch MJD=55400.0 (2010.5589) from the profile-fitting measurement model that includes motion. (pos.eq.ra)
e_RA_pm 0.0983 arcsec Error on RA_pm (stat.error;pos.eq.ra)
DE_pm+31.2004430 deg Declination at epoch MJD=55400.0 (2010.5589) from the profile-fitting measurement model that includes motion. (pos.eq.dec)
e_DE_pm 0.1006 arcsec Error on DE_pm (stat.error;pos.eq.dec)
cosig_pm -0.0284 arcsec co-sigma of the equatorial position uncertainties (pos.posAng)
pmRA -474 mas/yr Apparent motion in RA (Note 9)   (pos.pm)
e_pmRA 219 mas/yr Mean error on pmRA (Note 9)   (stat.error;pos.pm;pos.eq.ra)
pmDE 3 mas/yr Apparent motion in DE (Note 9)   (pos.pm)
e_pmDE 226 mas/yr Mean error on pmDE (Note 9)   (stat.error;pos.pm;pos.eq.dec)
chi2W1_pm 1.81e+00   Reduced χ2 of the W1 profile fit including motion estimation (stat.fit.chi2)
chi2W2_pm 9.97e-01   Reduced χ2 of the W2 profile fit including motion estimation (stat.fit.chi2)
chi2W3_pm 1.11e+00   Reduced χ2 of the W3 profile fit including motion estimation (stat.fit.chi2)
chi2W4_pm 9.12e-01   Reduced χ2 of the W4 profile fit including motion estimation (stat.fit.chi2)
chi2pm 1.28e+00   Combined reduced χ2 profile fit including motion estimation (stat.fit.chi2)
qpm3Y062   Motion estimation quality (pmcode) (Note 7)   (meta.code.qual)
qphAABU   [ABCUXZ] Photometric quality flag (Note 8)   (meta.code.qual;phot)
fdet 7   [0/15] Bit-encoded integer indicating bands in which a source has a w?snr>2 detection (meta.code)
fmoon 0  Scattered moonlight contamination flag (meta.code)
covW1 42.130   Mean pixel coverage in W1 (src.sample;stat.mean)
covW2 42.274   Mean pixel coverage in W2 (src.sample;stat.mean)
covW3 26.306   Mean pixel coverage in W3 (src.sample;stat.mean)
covW4 26.107   Mean pixel coverage in W4 (src.sample;stat.mean)
2Mkey 638218611   2MASS PSC association (not identification) (meta.id.assoc)
d2M 2.299 arcsec Distance separating the positions of the WISE source and associated 2MASS PSC source (pos;arith.diff)

2M2M  Display the 2MASS data (Cutri et al. 2003, Cat. II/246) (meta.ref.url)
  
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