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VizieR

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II/363/unwise The band-merged unWISE Catalog (Schlafly+, 2019)
The band-merged unWISE catalog (original column names in green) (2214734224 rows)
  -c=283.0706355 +63.1353836, eq=J2000, rs=2
Post annotation about this record

Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (283.0706355+63.1353836)[FK5/J2000] (pos.angDistance)
_RAJ200018 52 16.952520 "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+63 08 07.38096 "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)
_RAB195018 51 51.448961 "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+63 04 21.66815 "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)
_Glon093.308482373 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+23.909327277 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)

unwise_objid2840p636o0050579  (i) Unique object identifier (unwise_objid) (meta.id;meta.main)
ra283.0706355 deg (i) W1 right ascension, if available; otherwise W2 right ascension (J2000) (ra) (pos.eq.ra;meta.main)
dec+63.1353836 deg (i) W1 declination, if available; otherwise W2 declination (J2000) (dec) (pos.eq.dec;meta.main)
xW1 410.884 pix [-0.5/2048] x coordinate in the W1 band (xW1) (pos.cartesian.x;instr.det)
xW2 411.208 pix [-0.5/2048] x coordinate in the W2 band (xW2) (pos.cartesian.x;instr.det)
yW11598.457 pix [-0.5/2048] y coordinate in the W1 band (yW1) (pos.cartesian.y;instr.det)
yW21598.174 pix [-0.5/2048] y coordinate in the W2 band (yW2) (pos.cartesian.y;instr.det)
fluxW1 8.6114e+01 309.05nJy [-1337840/5.3E10] Flux in the W1 (3.4um) band in "Vega nMgy" (fluxW1) (Note 1)   (phot.flux;em.IR.3-4um)
fluxW2 1.0344e+02 167.66nJy [-4367380/7E10] Flux in the W2 (4.6um) band in "Vega nMgy" (fluxW2) (Note 1)   (phot.flux;em.IR.4-8um)
dxW1 0.077 pix [0/1E20] Uncertainty in XposW1 (dxW1) (stat.error;pos.cartesian.x)
dxW2 0.265 pix [0/1E20] Uncertainty in XposW2 (dxW2) (stat.error;pos.cartesian.x)
dyW1 0.083 pix [0/1E20] Uncertainty in YposW1 (dyW1) (stat.error;pos.cartesian.y)
dyW2 0.278 pix [0/1E20] Uncertainty in YposW2 (dyW2) (stat.error;pos.cartesian.y)
dfluxW1 4.0379e+00 309.05nJy [0/1E10] Uncertainty in FW1 (statistical only) (dfluxW1) (Note 1)   (stat.error;phot.flux;em.IR.3-4um)
dflxW2 1.5180e+01 167.66nJy [0/1E10] Uncertainty in FW2 (statistical only) (dflxW2) (Note 1)   (stat.error;phot.flux;em.IR.4-8um)
qfW1 1.00000   [0/1] Quality factor on W1 (1=good detection) (qfW1) (Note 2)   (meta.code.qual)
qfW2 1.00000   [0/1] Quality factor on W2 (1=good detection) (qfW2) (Note 2)   (meta.code.qual)
rchi2W1 5.895e-01   [0/3271100] Average chi square per pixel on W1, weighted by PSF (stat.fit.chi2)
rchi2W2 2.471e-01   [0/172620] Average ξ2 per pixel on W2, weighted by PSF (stat.fit.chi2)
fracfluxW1 0.6284   [-64/564] Fraction of W1 flux in this object's PSF that comes from this object (fracfluxW1) (meta.number)
fracfluxW2 0.6780   [-29.1/156.5] Fraction of W2 flux in this object's PSF that comes from this object (fracfluxW2) (meta.number)
fluxlbsW1 8.8697e+01 309.05nJy [-2.6E9/1.9E9] Local-background-subtracted W1 flux in "Vega nMgy" (fluxlbsW1) (Note 1)   (phot.flux;em.IR.3-4um)
fluxlbsW2 1.1172e+02 167.66nJy [-1.2E10/2E10] Local-background-subtracted W2 flux in "Vega nMgy" (fluxlbsW2) (Note 1)   (phot.flux;em.IR.4-8um)
dfluxlbsW1 4.1332e+00 309.05nJy [0/2.5E9] Uncertainty in FW1lbs (dfluxlbsW1) (Note 1)   (stat.error;phot.flux;em.IR.3-4um)
dfluxlbsW2 1.5595e+01 167.66nJy [0/8E9] Uncertainty in FW2lbs (dfluxlbsW2) (Note 1)   (stat.error;phot.flux;em.IR.4-8um)
fwhmW1 2.6341 pix [0/3] Full-width at half-maximum of PSF in W1 (phys.size)
fwhmW2 2.8564 pix [0/3] Full-width at half-maximum of PSF in W2 (phys.size)
spread_modelW1 1.64485e-03   [-2844/2819] SExtractor spread_model parameter on W1 (∼0=point source) (spread_modelW1) (meta.modelled)
spread_modelW2 3.09026e-03   [-20259/7281] SExtractor spread_model parameter on W2 (∼0=point source) (spread_modelW2) (meta.modelled)
dspread_modelW1 1.75431e-03   [0/3.1E8] Uncertainty in SpModW1 (dspread_modelW1) (stat.error;meta.modelled)
dspread_modelW2 0.005600   [0/5.3E8] Uncertainty in SpModW2 (dspread_modelW2) (stat.error;meta.modelled)
skyW1-2.1683e+00 309.05nJy [-7572/52355] Sky in W1 in "Vega nMgy" (Note 1)   (phot.flux;em.IR.3-4um)
skyW2-7.3888e-01 167.66nJy [-8322/54067] Sky in W2 in "Vega nMgy" (Note 1)   (phot.flux;em.IR.4-8um)
ra12W1283.0706355 deg Right Ascension from individual-image catalogs in W1 (ra12W1) (pos.eq.ra)
ra12W2283.0711067 deg Right Ascension from individual-image catalogs in W2 (ra12W2) (pos.eq.ra)
dec12W1 63.1353836 deg Declination from individual-image catalogs in W1 (dec12W1) (pos.eq.dec)
dec12W2 63.1356345 deg Declination from individual-image catalogs in W2 (dec12W2) (pos.eq.dec)
coadd_id2840p636  Coadd unique ID (coadd_id) (meta.id)
unwise_detidW12840p636w1o0069869   Unique detection ID in W1 (unwise_detidW1) (meta.id)
unwise_detidW22840p636w2o0051327   Unique detection ID in W2 (unwise_detidW2) (meta.id)
nmW1 518   [0/23582] Number of single-exposure images of this part of sky in coadd in W1 (meta.number)
nmW2 508   [0/23187] Number of single-exposure images of this part of sky in coadd in W2 (meta.number)
primary12W11   [0/1] The center of this source is in the primary region of its coadd in W1 (primary12W1) (meta.code)
primary12W21   [0/1] The center of this source is in the primary region of its coadd in W2 (primary12W2) (meta.code)
FlagsW1 0  Binary flag; see http://catalog.unwise.me/files/unwise_bitmask_writeup-03Dec2018.pdf for details (Note)   (meta.code)
FlagsW2 0  Binary flag; see http://catalog.unwise.me/files/unwise_bitmask_writeup-03Dec2018.pdf for details (Note)   (meta.code)
f_FlagsW1 0  Binary flag; see http://catalog.unwise.me/files/unwise_bitmask_writeup-03Dec2018.pdf for details (Note)   (meta.code)
f_FlagsW2 0  Binary flag; see http://catalog.unwise.me/files/unwise_bitmask_writeup-03Dec2018.pdf for details (Note)   (meta.code)
primary11   [0/1] W1 primary status, if available; otherwise W2 primary status (primary1) (meta.code)
  
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