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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=327.993084 +21.121593, eq=J2000, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (327.993084+21.121593)[FK5/J2000] (pos.angDistance)
_RAJ200021 51 58.34016 "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+21 07 17.7348 "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)
_RAB195021 49 38.26093 "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+20 53 10.8027 "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)
_Glon076.32620779 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-25.09320159 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)

RA327.993084 deg (i) Source's right ascension (J2000) (RA) (pos.eq.ra;meta.main)
DEC+21.121593 deg (i) Source's declination (J2000) (DEC) (pos.eq.dec;meta.main)
NameGALEX J215158.3+210717  (i) GALEX identifier in JHHMMSS.s+DDMMSS format; Column added by CDS (meta.id)
objid6376193433852184101  (i) GALEX identifier for the source (objid) (meta.id;meta.main)
photoextractid6376193433849036800  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)
avaspra328.148850 deg RA of center of field (avaspra) (pos.eq.ra)
avaspdec 21.285977 deg DE of center of field (avaspdec) (pos.eq.dec)
FUVexp180.00 s [30/709] FUV exposure time (time.duration;obs.exposure;em.UV.100-200nm)
NUVexp 180.00 s [30/1134] NUV exposure time (time.duration;obs.exposure;em.UV.200-300nm)
GLON 76.3263 deg Galactic longitude (pos.galactic.lon)
GLAT-25.0933 deg Galactic latitude (pos.galactic.lat)
tilenum50150   [50000/50491] Tile number (tilenum) (obs.field)
img 673   [33/3172] Image number (img) (meta.id)
subvisit21   [1/99] Number of subvisit if exposure was divided (subvisit) (meta.id)
fov_radius 0.219343 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 0.0898 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_mag21.6942 mag (i) [10.6/23.8] GALEX FUV calibrated magnitude in AB system (fuv_mag) (phot.mag;em.UV.100-200nm)
fuv_magerr 0.4073 mag [0.001/0.6] FUV mag error (fuv_magerr) (stat.error;phot.mag;em.UV.100-200nm)
nuv_mag20.9840 mag (i) [9.6/24.5] GALEX NUV calibrated magnitude in AB system (nuv_mag) (phot.mag;em.UV.200-300nm)
nuv_magerr 0.2152 mag [0.0007/0.5] NUV mag error (nuv_magerr) (stat.error;phot.mag;em.UV.200-300nm)
fuv_mag_auto 2.8742 mag [-8.2/5] FUV Kron-like elliptical aperture magnitude (fuv_mag_auto) (phot.mag;em.UV.100-200nm)
fuv_magerr_auto 0.4073 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 0.9040 mag [-10.5/4.4] NUV Kron-like elliptical aperture magnitude (nuv_mag_auto) (phot.mag;em.UV.200-300nm)
nuv_magerr_auto 0.2152 mag [0.0007/0.5] NUV RMS error for AUTO magnitude (nuv_magerr_auto) (stat.error)
fuv_mag_aper_4 2.9588 mag [-7.2/99] FUV mag aperture (8 pix diameter) (fuv_mag_aper_4) (phot.mag;em.UV.100-200nm)
fuv_magerr_aper_4 0.3770 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 1.1116 mag [-7.5/99] NUV mag aperture (8 pix diameter) (nuv_mag_aper_4) (phot.mag;em.UV.200-300nm)
nuv_magerr_aper_4 0.1976 mag [0.001/2559] NUV mag aperture error (8 pix diameter) (nuv_magerr_aper_4) (stat.error)
fuv_mag_aper_6 2.5922 mag [-7.4/99] FUV mag aperture (17 pix diameter) (fuv_mag_aper_6) (phot.mag;em.UV.100-200nm)
fuv_magerr_aper_6 0.4083 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 1.0241 mag [-8.3/99] NUV mag aperture (17 pix diameter) (nuv_mag_aper_6) (phot.mag;em.UV.200-300nm)
nuv_magerr_aper_6 0.2775 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 1   [0/51] Extraction flags for NUV band (nuv_flags) (meta.code)
fuv_flux 7.62669 uJy [1/201899] FUV calibrated flux (fuv_flux) (phot.flux;em.UV)
fuv_fluxerr 2.86049 uJy [0.5/18719] FUV flux error (fuv_fluxerr) (stat.error)
nuv_flux 14.66920 uJy [0.6/202886] NUV calibrated flux (nuv_flux) (phot.flux;em.UV)
nuv_fluxerr 2.90681 uJy [0.2/3649] NUV flux error (nuv_fluxerr) (stat.error)
fuv_x_image2227.77 pix Source position in FUV image along x (fuv_x_image) (pos.cartesian.x;instr.det)
fuv_y_image1495.51 pix Source position in UV image along y (fuv_y_image) (pos.cartesian.y;instr.det)
nuv_x_image2226.89 pix Source position in NUV image along x (nuv_x_image) (pos.cartesian.x;instr.det)
nuv_y_image1495.60 pix Source position in NUV image along y (nuv_y_image) (pos.cartesian.y;instr.det)
fuv_fwhm_image 5.086 pix Source FWHM in FUV assuming a gaussian core (fuv_fwhm_image) (phys.angSize;em.UV.100-200nm)
nuv_fwhm_image 12.434 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 0.7796  Star/galaxy classifier from NUV (nuv_class_star) (src.class.starGalaxy)
fuv_class_star 0.9058   Star/galaxy classifier from FUV (fuv_class_star) (src.class.starGalaxy)
nuv_ellipticity 0.2142  1-b/a in NUV (nuv_ellipticity) (src.ellipticity)
fuv_ellipticity 0.2708   1-b/a in FUV (fuv_ellipticity) (src.ellipticity)
nuv_theta_j2000-74.23 deg Position angle in NUV (nuv_theta_j2000) (pos.posAng)
nuv_errtheta_j2000-71.17 deg [-90/] Position angle error in NUV (nuv_errtheta_j2000) (stat.error)
fuv_theta_j2000 0.49 deg Position angle in FUV (fuv_theta_j2000) (pos.posAng)
fuv_errtheta_j2000 0.43 deg [-90/] Position angle error in FUV (fuv_errtheta_j2000) (stat.error)
fuv_ncat_fwhm_image 1.2e+01 pix [/965] FUV FWHM IMAGE value from -fd-ncat.fits (fuv_ncat_fwhm_image) (Note 4)   (phys.angSize)
fuv_ncat_flux_rad_3 3.6e+00 pix [/1.98E7] FUV flux radius (fuv_ncat_flux_rad_3) (Note 4)   (phys.angSize;src)
nuv_kron_radius 3.50000   [3.5/13.2] Kron apertures in units of a or b (nuv_kron_radius) (phys.angSize;src)
nuv_a_world 0.000975 deg [0.0002/0.1] Profile RMS along major axis (nuv_a_world) (phys.angSize.smajAxis)
nuv_b_world 0.000766 deg [0.00004/0.06] Profile RMS along minor axis (nuv_b_world) (phys.angSize.sminAxis)
fuv_kron_radius 7.63811   [3.5/11] Kron apertures in units of a or b (fuv_kron_radius) (phys.angSize;src)
fuv_a_world 0.000417 deg [0.0002/0.06] Profile RMS along major axis (fuv_a_world) (phys.angSize.smajAxis)
fuv_b_world 0.000304 deg [0.0001/0.03] Profile RMS along minor axis (fuv_b_world) (phys.angSize.sminAxis)
nuv_weight134.2 s [0/964] NUV effective exposure (flat-field response value) at the source position (nuv_weight) (time.expo)
fuv_weight166.7 s [0/700] FUV effective exposure (fuv_weight) (time.expo)
prob 6.95000e-01   Probability of the FUVxNUV match (prob) (stat.probability)
sep 1.27 arcsec [0/7.1] Separation between FUV and NUV position of the source in the same observation (sep) (pos.angDistance)
nuv_poserr 1.00 arcsec [0.4/3.3] Position error of the source in the NUV image (nuv_poserr) (stat.error;pos)
fuv_poserr 1.53 arcsec [0.4/2.4] Position error of the source in the FUV image (fuv_poserr) (stat.error;pos)
ib_poserr 1.53 arcsec [0.4/3.4] Inter-band position error (ib_poserr) (stat.error;pos)
nuv_pperr 0.43 arcsec [0.001/2.8] NUV Poisson position error (nuv_pperr) (stat.error;pos)
fuv_pperr 0.36 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)
primgid6376193433852184576  objid of the primary (only of use for the "plus" catalog) (primgid) (meta.id.assoc)
groupgid6376193433852184101  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)
primgiddist6376193433852184576  objid of the closest primary, based on distance criterion (primgiddist) (meta.id.assoc)
groupgiddist6376193433852184101  objid's of all sources (AIS) within 2.5", based on distance criterion (groupgiddist) (meta.id.assoc)
groupgidtot6376193433852184101  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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