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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=041.679184 -23.086261, eq=J2000, rs=2
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Note:

ColumnValue  Explain   (UCD)
_r0.000 arcsec Distance from center (041.679184-23.086261)[FK5/J2000] (pos.angDistance)
_RAJ200002 46 43.00416 "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)
_DEJ2000-23 05 10.5396 "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)
_RAB195002 44 28.17445 "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)
_DEB1950-23 17 42.3435 "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)
_Glon210.53878582 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-63.65104700 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)

RA041.679184 deg (i) Source's right ascension (J2000) (RA) (pos.eq.ra;meta.main)
DEC-23.086261 deg (i) Source's declination (J2000) (DEC) (pos.eq.dec;meta.main)
NameGALEX J024643.0-230510  (i) GALEX identifier in JHHMMSS.s+DDMMSS format; Column added by CDS (meta.id)
objid6380697090387874707  (i) GALEX identifier for the source (objid) (meta.id;meta.main)
photoextractid6380697090384723968  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 41.883624 deg RA of center of field (avaspra) (pos.eq.ra)
avaspdec-23.482218 deg DE of center of field (avaspdec) (pos.eq.dec)
FUVexp219.05 s [30/709] FUV exposure time (time.duration;obs.exposure;em.UV.100-200nm)
NUVexp 219.05 s [30/1134] NUV exposure time (time.duration;obs.exposure;em.UV.200-300nm)
GLON210.5389 deg Galactic longitude (pos.galactic.lon)
GLAT-63.6509 deg Galactic latitude (pos.galactic.lat)
tilenum50278   [50000/50491] Tile number (tilenum) (obs.field)
img2369   [33/3172] Image number (img) (meta.id)
subvisit74   [1/99] Number of subvisit if exposure was divided (subvisit) (meta.id)
fov_radius 0.438231 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 0.0332 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_type1   [0/1] Astrometry check type (chkobj_type) (meta.code)
fuv_mag21.8342 mag (i) [10.6/23.8] GALEX FUV calibrated magnitude in AB system (fuv_mag) (phot.mag;em.UV.100-200nm)
fuv_magerr 0.3215 mag [0.001/0.6] FUV mag error (fuv_magerr) (stat.error;phot.mag;em.UV.100-200nm)
nuv_mag19.0402 mag (i) [9.6/24.5] GALEX NUV calibrated magnitude in AB system (nuv_mag) (phot.mag;em.UV.200-300nm)
nuv_magerr 0.0531 mag [0.0007/0.5] NUV mag error (nuv_magerr) (stat.error;phot.mag;em.UV.200-300nm)
fuv_mag_auto 3.0142 mag [-8.2/5] FUV Kron-like elliptical aperture magnitude (fuv_mag_auto) (phot.mag;em.UV.100-200nm)
fuv_magerr_auto 0.3215 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 -1.0397 mag [-10.5/4.4] NUV Kron-like elliptical aperture magnitude (nuv_mag_auto) (phot.mag;em.UV.200-300nm)
nuv_magerr_auto 0.0531 mag [0.0007/0.5] NUV RMS error for AUTO magnitude (nuv_magerr_auto) (stat.error)
fuv_mag_aper_4 3.1147 mag [-7.2/99] FUV mag aperture (8 pix diameter) (fuv_mag_aper_4) (phot.mag;em.UV.100-200nm)
fuv_magerr_aper_4 0.3206 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_4-0.9820 mag [-7.5/99] NUV mag aperture (8 pix diameter) (nuv_mag_aper_4) (phot.mag;em.UV.200-300nm)
nuv_magerr_aper_4 0.0526 mag [0.001/2559] NUV mag aperture error (8 pix diameter) (nuv_magerr_aper_4) (stat.error)
fuv_mag_aper_6 3.1115 mag [-7.4/99] FUV mag aperture (17 pix diameter) (fuv_mag_aper_6) (phot.mag;em.UV.100-200nm)
fuv_magerr_aper_6 0.4082 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_6-1.0453 mag [-8.3/99] NUV mag aperture (17 pix diameter) (nuv_mag_aper_6) (phot.mag;em.UV.200-300nm)
nuv_magerr_aper_6 0.0544 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 6.70402 uJy [1/201899] FUV calibrated flux (fuv_flux) (phot.flux;em.UV)
fuv_fluxerr 1.98464 uJy [0.5/18719] FUV flux error (fuv_fluxerr) (stat.error)
nuv_flux 87.88230 uJy [0.6/202886] NUV calibrated flux (nuv_flux) (phot.flux;em.UV)
nuv_fluxerr 4.29642 uJy [0.2/3649] NUV flux error (nuv_fluxerr) (stat.error)
fuv_x_image2413.90 pix Source position in FUV image along x (fuv_x_image) (pos.cartesian.x;instr.det)
fuv_y_image2859.01 pix Source position in UV image along y (fuv_y_image) (pos.cartesian.y;instr.det)
nuv_x_image2413.70 pix Source position in NUV image along x (nuv_x_image) (pos.cartesian.x;instr.det)
nuv_y_image2859.28 pix Source position in NUV image along y (nuv_y_image) (pos.cartesian.y;instr.det)
fuv_fwhm_image 7.294 pix Source FWHM in FUV assuming a gaussian core (fuv_fwhm_image) (phys.angSize;em.UV.100-200nm)
nuv_fwhm_image 3.361 pix Source FWHM in NUV assuming a gaussian core (nuv_fwhm_image) (phys.angSize;em.UV.200-300nm)
fuv_fwhm_world 0.003000 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 0.001000 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 0.9837  Star/galaxy classifier from NUV (nuv_class_star) (src.class.starGalaxy)
fuv_class_star 0.9891   Star/galaxy classifier from FUV (fuv_class_star) (src.class.starGalaxy)
nuv_ellipticity 0.3101  1-b/a in NUV (nuv_ellipticity) (src.ellipticity)
fuv_ellipticity 0.3149   1-b/a in FUV (fuv_ellipticity) (src.ellipticity)
nuv_theta_j2000-65.43 deg Position angle in NUV (nuv_theta_j2000) (pos.posAng)
nuv_errtheta_j2000-69.17 deg [-90/] Position angle error in NUV (nuv_errtheta_j2000) (stat.error)
fuv_theta_j2000-30.71 deg Position angle in FUV (fuv_theta_j2000) (pos.posAng)
fuv_errtheta_j2000-30.66 deg [-90/] Position angle error in FUV (fuv_errtheta_j2000) (stat.error)
fuv_ncat_fwhm_image 1.3e+01 pix [/965] FUV FWHM IMAGE value from -fd-ncat.fits (fuv_ncat_fwhm_image) (Note 4)   (phys.angSize)
fuv_ncat_flux_rad_3 3.5e+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 0.001096 deg [0.0002/0.1] Profile RMS along major axis (nuv_a_world) (phys.angSize.smajAxis)
nuv_b_world 0.000757 deg [0.00004/0.06] Profile RMS along minor axis (nuv_b_world) (phys.angSize.sminAxis)
fuv_kron_radius 4.05392   [3.5/11] Kron apertures in units of a or b (fuv_kron_radius) (phys.angSize;src)
fuv_a_world 0.000677 deg [0.0002/0.06] Profile RMS along major axis (fuv_a_world) (phys.angSize.smajAxis)
fuv_b_world 0.000464 deg [0.0001/0.03] Profile RMS along minor axis (fuv_b_world) (phys.angSize.sminAxis)
nuv_weight185.3 s [0/964] NUV effective exposure (flat-field response value) at the source position (nuv_weight) (time.expo)
fuv_weight208.0 s [0/700] FUV effective exposure (fuv_weight) (time.expo)
prob 7.60000e-01   Probability of the FUVxNUV match (prob) (stat.probability)
sep 0.73 arcsec [0/7.1] Separation between FUV and NUV position of the source in the same observation (sep) (pos.angDistance)
nuv_poserr 0.50 arcsec [0.4/3.3] Position error of the source in the NUV image (nuv_poserr) (stat.error;pos)
fuv_poserr 1.25 arcsec [0.4/2.4] Position error of the source in the FUV image (fuv_poserr) (stat.error;pos)
ib_poserr 0.98 arcsec [0.4/3.4] Inter-band position error (ib_poserr) (stat.error;pos)
nuv_pperr 0.09 arcsec [0.001/2.8] NUV Poisson position error (nuv_pperr) (stat.error;pos)
fuv_pperr 0.21 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)
primgid6380697090387874816  objid of the primary (only of use for the "plus" catalog) (primgid) (meta.id.assoc)
groupgid6380697090387874707  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)
primgiddist6380697090387874816  objid of the closest primary, based on distance criterion (primgiddist) (meta.id.assoc)
groupgiddist6380697090387874707  objid's of all sources (AIS) within 2.5", based on distance criterion (groupgiddist) (meta.id.assoc)
groupgidtot6380697090387874707  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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