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II/335/galex_ais Revised catalog of GALEX UV sources (GUVcat_AIS GR6+7) (Bianchi+ 2017)
Sample of the revised GALEX catalog of UV sources (GUVcat_AIS) from GR6+7 (82,992,086 sources) (original column names in green) (82992086 rows)
  -c=056.512877 -04.138242, eq=J2000, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (056.512877-04.138242)[FK5/J2000] (pos.angDistance)
_RAJ200003 46 03.09048 "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 08 17.6712 "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)
_RAB195003 43 33.43114 "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 17 35.1337 "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)
_Glon191.89242186 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-42.46645719 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)

RA056.512877 deg (i) Source's right ascension (J2000) (RA) (pos.eq.ra;meta.main)
DEC-04.138242 deg (i) Source's declination (J2000) (DEC) (pos.eq.dec;meta.main)
NameGALEX J034603.0-040817  (i) GALEX identifier in JHHMMSS.s+DDMMSS format; Column added by CDS (meta.id)
objid6377143459143222426  (i) GALEX identifier for the source (objid) (meta.id;meta.main)
photoextractid6377143459140075520  Pointer to photoExtract Table (id of original observation on which the measurement was taken) (photoextractid) (meta.id)
mpstypeAIS  Survey type (always "AIS" = All-sky Imaging Survey) (mpstype) (meta.id;meta.dataset)
avaspra 56.128958 deg RA of center of field (avaspra) (pos.eq.ra)
avaspdec -3.982333 deg DE of center of field (avaspdec) (pos.eq.dec)
FUVexp110.00 s [30/709] FUV exposure time (time.duration;obs.exposure;em.UV.100-200nm)
NUVexp 110.00 s [30/1134] NUV exposure time (time.duration;obs.exposure;em.UV.200-300nm)
GLON191.8925 deg Galactic longitude (pos.galactic.lon)
GLAT-42.4663 deg Galactic latitude (pos.galactic.lat)
tilenum50177   [50000/50491] Tile number (tilenum) (obs.field)
img2081   [33/3172] Image number (img) (meta.id)
subvisit65   [1/99] Number of subvisit if exposure was divided (subvisit) (meta.id)
fov_radius 0.413477 deg [/0.6] Distance of source from center of the field (fov_radius) (pos.angDistance)
type1   [1] Observation type (1=multi) (type) (meta.note)
band3   [1/3] bands: 1=NUV, 2=FUV, 3=both (band) (meta.code)
E_bv 0.0860 mag [0.0007/0.5] E(B-V) Galactic Reddening (from Schlegel+ 1998ApJ...500..525S maps) (E_bv) (phot.color.excess)
istherespectrum0   [0/1] 1 if a spectrum exists (istherespectrum) (meta.code)
chkobj_type0   [0/1] Astrometry check type (chkobj_type) (meta.code)
fuv_mag20.6393 mag (i) [10.6/23.8] GALEX FUV calibrated magnitude in AB system (fuv_mag) (phot.mag;em.UV.100-200nm)
fuv_magerr 0.3633 mag [0.001/0.6] FUV mag error (fuv_magerr) (stat.error;phot.mag;em.UV.100-200nm)
nuv_mag19.6492 mag (i) [9.6/24.5] GALEX NUV calibrated magnitude in AB system (nuv_mag) (phot.mag;em.UV.200-300nm)
nuv_magerr 0.1426 mag [0.0007/0.5] NUV mag error (nuv_magerr) (stat.error;phot.mag;em.UV.200-300nm)
fuv_mag_auto 1.8193 mag [-8.2/5] FUV Kron-like elliptical aperture magnitude (fuv_mag_auto) (phot.mag;em.UV.100-200nm)
fuv_magerr_auto 0.3633 mag [0.001/0.6] FUV RMS error for AUTO magnitude (fuv_magerr_auto) (stat.error;phot.mag;em.UV.100-200nm)
nuv_mag_auto -0.4308 mag [-10.5/4.4] NUV Kron-like elliptical aperture magnitude (nuv_mag_auto) (phot.mag;em.UV.200-300nm)
nuv_magerr_auto 0.1426 mag [0.0007/0.5] NUV RMS error for AUTO magnitude (nuv_magerr_auto) (stat.error)
fuv_mag_aper_4 2.2034 mag [-7.2/99] FUV mag aperture (8 pix diameter) (fuv_mag_aper_4) (phot.mag;em.UV.100-200nm)
fuv_magerr_aper_4 0.4270 mag [0.002/4911] FUV mag aperture error (8 pix diameter) (fuv_magerr_aper_4) (stat.error;phot.mag;em.UV.100-200nm)
nuv_mag_aper_4 0.2821 mag [-7.5/99] NUV mag aperture (8 pix diameter) (nuv_mag_aper_4) (phot.mag;em.UV.200-300nm)
nuv_magerr_aper_4 0.1574 mag [0.001/2559] NUV mag aperture error (8 pix diameter) (nuv_magerr_aper_4) (stat.error)
fuv_mag_aper_6 1.7466 mag [-7.4/99] FUV mag aperture (17 pix diameter) (fuv_mag_aper_6) (phot.mag;em.UV.100-200nm)
fuv_magerr_aper_6 0.3837 mag [0.001/37286] FUV mag aperture error (17 pix diameter) (fuv_magerr_aper_6) (stat.error;phot.mag;em.UV.100-200nm)
nuv_mag_aper_6-0.3922 mag [-8.3/99] NUV mag aperture (17 pix diameter) (nuv_mag_aper_6) (phot.mag;em.UV.200-300nm)
nuv_magerr_aper_6 0.1259 mag [0.001/15473111] NUV mag aperture error (17 pix diameter) (nuv_magerr_aper_6) (stat.error)
fuv_artifact 0   [0/416] FUV artifact flag (logical OR near source) (fuv_artifact) (meta.code)
nuv_artifact 0   [0/913] NUV artifact flag (logical OR near source) (nuv_artifact) (meta.code)
fuv_flags 0   [0/19] Extraction flags for FUV band (fuv_flags) (meta.code)
nuv_flags 0   [0/51] Extraction flags for NUV band (nuv_flags) (meta.code)
fuv_flux 20.14950 uJy [1/201899] FUV calibrated flux (fuv_flux) (phot.flux;em.UV)
fuv_fluxerr 6.74119 uJy [0.5/18719] FUV flux error (fuv_fluxerr) (stat.error)
nuv_flux 50.15470 uJy [0.6/202886] NUV calibrated flux (nuv_flux) (phot.flux;em.UV)
nuv_fluxerr 6.58526 uJy [0.2/3649] NUV flux error (nuv_fluxerr) (stat.error)
fuv_x_image 968.01 pix Source position in FUV image along x (fuv_x_image) (pos.cartesian.x;instr.det)
fuv_y_image1535.22 pix Source position in UV image along y (fuv_y_image) (pos.cartesian.y;instr.det)
nuv_x_image 965.67 pix Source position in NUV image along x (nuv_x_image) (pos.cartesian.x;instr.det)
nuv_y_image1535.20 pix Source position in NUV image along y (nuv_y_image) (pos.cartesian.y;instr.det)
fuv_fwhm_image 4.238 pix Source FWHM in FUV assuming a gaussian core (fuv_fwhm_image) (phys.angSize;em.UV.100-200nm)
nuv_fwhm_image 12.631 pix Source FWHM in NUV assuming a gaussian core (nuv_fwhm_image) (phys.angSize;em.UV.200-300nm)
fuv_fwhm_world 0.002000 deg [-0.2/0.3] Source FWHM in FUV assuming a gaussian core (fuv_fwhm_world) (phys.angSize;em.UV.100-200nm)
nuv_fwhm_world 0.005000 deg [-0.1/0.5] Source FWHM in NUV assuming a gaussian core (nuv_fwhm_world) (phys.angSize;em.UV.200-300nm)
nuv_class_star 0.5074  Star/galaxy classifier from NUV (nuv_class_star) (src.class.starGalaxy)
fuv_class_star 0.9834   Star/galaxy classifier from FUV (fuv_class_star) (src.class.starGalaxy)
nuv_ellipticity 0.2553  1-b/a in NUV (nuv_ellipticity) (src.ellipticity)
fuv_ellipticity 0.0655   1-b/a in FUV (fuv_ellipticity) (src.ellipticity)
nuv_theta_j2000 -6.92 deg Position angle in NUV (nuv_theta_j2000) (pos.posAng)
nuv_errtheta_j2000 0.72 deg [-90/] Position angle error in NUV (nuv_errtheta_j2000) (stat.error)
fuv_theta_j2000 89.40 deg Position angle in FUV (fuv_theta_j2000) (pos.posAng)
fuv_errtheta_j2000 89.39 deg [-90/] Position angle error in FUV (fuv_errtheta_j2000) (stat.error)
fuv_ncat_fwhm_image 1.5e+01 pix [/965] FUV FWHM IMAGE value from -fd-ncat.fits (fuv_ncat_fwhm_image) (Note 4)   (phys.angSize)
fuv_ncat_flux_rad_3 6.1e+00 pix [/1.98E7] FUV flux radius (fuv_ncat_flux_rad_3) (Note 4)   (phys.angSize;src)
nuv_kron_radius 3.91502   [3.5/13.2] Kron apertures in units of a or b (nuv_kron_radius) (phys.angSize;src)
nuv_a_world 0.001431 deg [0.0002/0.1] Profile RMS along major axis (nuv_a_world) (phys.angSize.smajAxis)
nuv_b_world 0.001066 deg [0.00004/0.06] Profile RMS along minor axis (nuv_b_world) (phys.angSize.sminAxis)
fuv_kron_radius 6.37605   [3.5/11] Kron apertures in units of a or b (fuv_kron_radius) (phys.angSize;src)
fuv_a_world 0.000478 deg [0.0002/0.06] Profile RMS along major axis (fuv_a_world) (phys.angSize.smajAxis)
fuv_b_world 0.000446 deg [0.0001/0.03] Profile RMS along minor axis (fuv_b_world) (phys.angSize.sminAxis)
nuv_weight 87.9 s [0/964] NUV effective exposure (flat-field response value) at the source position (nuv_weight) (time.expo)
fuv_weight 74.5 s [0/700] FUV effective exposure (fuv_weight) (time.expo)
prob 1.57000e-02   Probability of the FUVxNUV match (prob) (stat.probability)
sep 3.80 arcsec [0/7.1] Separation between FUV and NUV position of the source in the same observation (sep) (pos.angDistance)
nuv_poserr 0.91 arcsec [0.4/3.3] Position error of the source in the NUV image (nuv_poserr) (stat.error;pos)
fuv_poserr 1.32 arcsec [0.4/2.4] Position error of the source in the FUV image (fuv_poserr) (stat.error;pos)
ib_poserr 1.32 arcsec [0.4/3.4] Inter-band position error (ib_poserr) (stat.error;pos)
nuv_pperr 0.35 arcsec [0.001/2.8] NUV Poisson position error (nuv_pperr) (stat.error;pos)
fuv_pperr 0.25 arcsec [0.001/1.6] FUV Poisson position error (fuv_pperr) (stat.error;pos)
corvC   [CV] Whether the source comes from a coadd or visit (corv) (meta.code)
grank 0   [-1/1] Neighbours rank (grank) (Note 1)   (meta.note)
ngrank 1   [1/12] Number of sources within 2.5", if this is a primary (ngrank) (meta.number)
primgid6377143459143222272  objid of the primary (only of use for the "plus" catalog) (primgid) (meta.id.assoc)
groupgid6377143459143222426  objid's of all sources (AIS) within 2.5", concatenated by "+" (groupgid) (meta.id.assoc)
grankdist 0   [-1/1] as for "G" (grank), but based on distance criterion (grankdist) (Note 1)   (meta.note)
ngrankdist 1   [1/12] as for "N" (ngrank), but based on distance criterion (ngrankdist) (meta.number)
primgiddist6377143459143222272  objid of the closest primary, based on distance criterion (primgiddist) (meta.id.assoc)
groupgiddist6377143459143222426  objid's of all sources (AIS) within 2.5", based on distance criterion (groupgiddist) (meta.id.assoc)
groupgidtot6377143459143222426  objid's of all sources within 2.5" (groupgidtot) (meta.id.assoc)
inlargeobjN  Extended object? (if not: "N") (inlargeobj) (Note 2)   (meta.id.assoc)
largeobjsize  pix [/38740] Size of the extended object (largeobjsize) (Note 3)   (phys.angSize)
  
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