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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=114.502801 +39.706923, eq=J2000, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (114.502801+39.706923)[FK5/J2000] (pos.angDistance)
_RAJ200007 38 00.67224 "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+39 42 24.9228 "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)
_RAB195007 34 36.18382 "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+39 49 13.6421 "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)
_Glon179.48189427 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+25.43537709 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)

RA114.502801 deg (i) Source's right ascension (J2000) (RA) (pos.eq.ra;meta.main)
DEC+39.706923 deg (i) Source's declination (J2000) (DEC) (pos.eq.dec;meta.main)
NameGALEX J073800.6+394224  (i) GALEX identifier in JHHMMSS.s+DDMMSS format; Column added by CDS (meta.id)
objid6373836114208227952  (i) GALEX identifier for the source (objid) (meta.id;meta.main)
photoextractid6373836114205081600  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)
avaspra114.203203 deg RA of center of field (avaspra) (pos.eq.ra)
avaspdec 40.094501 deg DE of center of field (avaspdec) (pos.eq.dec)
FUVexp203.00 s [30/709] FUV exposure time (time.duration;obs.exposure;em.UV.100-200nm)
NUVexp 203.00 s [30/1134] NUV exposure time (time.duration;obs.exposure;em.UV.200-300nm)
GLON179.4819 deg Galactic longitude (pos.galactic.lon)
GLAT 25.4355 deg Galactic latitude (pos.galactic.lat)
tilenum50083   [50000/50491] Tile number (tilenum) (obs.field)
img1665   [33/3172] Image number (img) (meta.id)
subvisit52   [1/99] Number of subvisit if exposure was divided (subvisit) (meta.id)
fov_radius 0.450602 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 0.0516 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_mag22.2499 mag (i) [10.6/23.8] GALEX FUV calibrated magnitude in AB system (fuv_mag) (phot.mag;em.UV.100-200nm)
fuv_magerr 0.4203 mag [0.001/0.6] FUV mag error (fuv_magerr) (stat.error;phot.mag;em.UV.100-200nm)
nuv_mag21.5336 mag (i) [9.6/24.5] GALEX NUV calibrated magnitude in AB system (nuv_mag) (phot.mag;em.UV.200-300nm)
nuv_magerr 0.2422 mag [0.0007/0.5] NUV mag error (nuv_magerr) (stat.error;phot.mag;em.UV.200-300nm)
fuv_mag_auto 3.4299 mag [-8.2/5] FUV Kron-like elliptical aperture magnitude (fuv_mag_auto) (phot.mag;em.UV.100-200nm)
fuv_magerr_auto 0.4203 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 1.4536 mag [-10.5/4.4] NUV Kron-like elliptical aperture magnitude (nuv_mag_auto) (phot.mag;em.UV.200-300nm)
nuv_magerr_auto 0.2422 mag [0.0007/0.5] NUV RMS error for AUTO magnitude (nuv_magerr_auto) (stat.error)
fuv_mag_aper_4 3.6374 mag [-7.2/99] FUV mag aperture (8 pix diameter) (fuv_mag_aper_4) (phot.mag;em.UV.100-200nm)
fuv_magerr_aper_4 0.5088 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 1.6002 mag [-7.5/99] NUV mag aperture (8 pix diameter) (nuv_mag_aper_4) (phot.mag;em.UV.200-300nm)
nuv_magerr_aper_4 0.2456 mag [0.001/2559] NUV mag aperture error (8 pix diameter) (nuv_magerr_aper_4) (stat.error)
fuv_mag_aper_6 3.0713 mag [-7.4/99] FUV mag aperture (17 pix diameter) (fuv_mag_aper_6) (phot.mag;em.UV.100-200nm)
fuv_magerr_aper_6 0.4715 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 1.5854 mag [-8.3/99] NUV mag aperture (17 pix diameter) (nuv_mag_aper_6) (phot.mag;em.UV.200-300nm)
nuv_magerr_aper_6 0.3758 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 4.57113 uJy [1/201899] FUV calibrated flux (fuv_flux) (phot.flux;em.UV)
fuv_fluxerr 1.76922 uJy [0.5/18719] FUV flux error (fuv_fluxerr) (stat.error)
nuv_flux 8.84234 uJy [0.6/202886] NUV calibrated flux (nuv_flux) (phot.flux;em.UV)
nuv_fluxerr 1.97235 uJy [0.2/3649] NUV flux error (nuv_fluxerr) (stat.error)
fuv_x_image1378.03 pix Source position in FUV image along x (fuv_x_image) (pos.cartesian.x;instr.det)
fuv_y_image 968.00 pix Source position in UV image along y (fuv_y_image) (pos.cartesian.y;instr.det)
nuv_x_image1376.72 pix Source position in NUV image along x (nuv_x_image) (pos.cartesian.x;instr.det)
nuv_y_image 967.86 pix Source position in NUV image along y (nuv_y_image) (pos.cartesian.y;instr.det)
fuv_fwhm_image 3.710 pix Source FWHM in FUV assuming a gaussian core (fuv_fwhm_image) (phys.angSize;em.UV.100-200nm)
nuv_fwhm_image 6.075 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 0.003000 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 0.9749  Star/galaxy classifier from NUV (nuv_class_star) (src.class.starGalaxy)
fuv_class_star 0.9502   Star/galaxy classifier from FUV (fuv_class_star) (src.class.starGalaxy)
nuv_ellipticity 0.1462  1-b/a in NUV (nuv_ellipticity) (src.ellipticity)
fuv_ellipticity 0.4420   1-b/a in FUV (fuv_ellipticity) (src.ellipticity)
nuv_theta_j2000 51.35 deg Position angle in NUV (nuv_theta_j2000) (pos.posAng)
nuv_errtheta_j2000 52.72 deg [-90/] Position angle error in NUV (nuv_errtheta_j2000) (stat.error)
fuv_theta_j2000 14.76 deg Position angle in FUV (fuv_theta_j2000) (pos.posAng)
fuv_errtheta_j2000 14.92 deg [-90/] Position angle error in FUV (fuv_errtheta_j2000) (stat.error)
fuv_ncat_fwhm_image 5.8e+00 pix [/965] FUV FWHM IMAGE value from -fd-ncat.fits (fuv_ncat_fwhm_image) (Note 4)   (phys.angSize)
fuv_ncat_flux_rad_3 2.8e+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 0.000711 deg [0.0002/0.1] Profile RMS along major axis (nuv_a_world) (phys.angSize.smajAxis)
nuv_b_world 0.000607 deg [0.00004/0.06] Profile RMS along minor axis (nuv_b_world) (phys.angSize.sminAxis)
fuv_kron_radius 4.40799   [3.5/11] Kron apertures in units of a or b (fuv_kron_radius) (phys.angSize;src)
fuv_a_world 0.000526 deg [0.0002/0.06] Profile RMS along major axis (fuv_a_world) (phys.angSize.smajAxis)
fuv_b_world 0.000294 deg [0.0001/0.03] Profile RMS along minor axis (fuv_b_world) (phys.angSize.sminAxis)
nuv_weight155.5 s [0/964] NUV effective exposure (flat-field response value) at the source position (nuv_weight) (time.expo)
fuv_weight178.0 s [0/700] FUV effective exposure (fuv_weight) (time.expo)
prob 2.66000e-01   Probability of the FUVxNUV match (prob) (stat.probability)
sep 2.17 arcsec [0/7.1] Separation between FUV and NUV position of the source in the same observation (sep) (pos.angDistance)
nuv_poserr 0.95 arcsec [0.4/3.3] Position error of the source in the NUV image (nuv_poserr) (stat.error;pos)
fuv_poserr 1.27 arcsec [0.4/2.4] Position error of the source in the FUV image (fuv_poserr) (stat.error;pos)
ib_poserr 1.33 arcsec [0.4/3.4] Inter-band position error (ib_poserr) (stat.error;pos)
nuv_pperr 0.40 arcsec [0.001/2.8] NUV Poisson position error (nuv_pperr) (stat.error;pos)
fuv_pperr 0.23 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)
primgid6373836114208228352  objid of the primary (only of use for the "plus" catalog) (primgid) (meta.id.assoc)
groupgid6373836114208227952  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)
primgiddist6373836114208228352  objid of the closest primary, based on distance criterion (primgiddist) (meta.id.assoc)
groupgiddist6373836114208227952  objid's of all sources (AIS) within 2.5", based on distance criterion (groupgiddist) (meta.id.assoc)
groupgidtot6373836114208227952  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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