VizieR

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VizieR

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VII/206/table4 General Photometry of Galaxies (Prugniel+ 1998)
Derived photometric parameters for the sample's galaxies (7288 rows)
  recno=3690
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ColumnValue  Explain   (UCD)
_RAJ200012 18 57.832 "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+47 18 15.01 "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)
_RAB195012 16 29.701 "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+47 34 54.00 "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)
_Glon138.317696 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+68.842181 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)
3690recno 3690  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NameNGC4258  (i) Galaxy identifier (Note)   (meta.id;meta.main)
RA195012 16 29.7 "h:m:s" (i) Right ascension (1950.0) (pos.eq.ra;meta.main)
DE1950+47 34 54 "d:m:s" (i) Declination (1950.0) (pos.eq.dec;meta.main)
Bt 9.20 mag Asymptotic magnitude in B (phot.mag;em.opt.B)
SBe 21.54 mag/arcsec2 Mean surface brightness within the effective aperture (phot.mag.sb)
e1 0.006 mag Residual 1-sigma error on Bt (stat.error)
e2 0.009 [0.1arcmin] 1-sigma error on log(Ae) (Note)   (stat.error)
e3 0.022 mag Effect of e2 on Bt (stat.error)
e4 0.173  1-sigma error on Tphot (stat.error)
e5 0.007 mag Effect of e4 on Bt (stat.error)
B-Ve 0.84 mag mean B-V within effective aperture (phot.color;em.opt.B;em.opt.V)
e_B-Ve 0.011 mag 1-sigma error on B-Ve (stat.error;phot.color;em.opt.B)
gB-V 0.022   Color gradient in B-V (arith.grad;phot.color;em.opt.B)
U-Be 0.21 mag mean U-B within effective aperture (phot.color;em.opt.U;em.opt.B)
e_U-Be 0.015 mag 1-sigma error on U-Be (stat.error;phot.color;em.opt.U)
gU-B-0.026   Color gradient in U-B (arith.grad;phot.color;em.opt.U)
V-Re 0.65 mag mean V-R within effective aperture (phot.color;em.opt.V;em.opt.R)
e_V-Re 0.011 mag 1-sigma error on V-Re (stat.error;phot.color;em.opt.V)
gV-R    Color gradient in V-R (arith.grad;phot.color;em.opt.V)
V-Ie 1.11 mag mean V-I within effective aperture (phot.color;em.opt.V;em.opt.I)
e_V-Ie 0.016 mag 1-sigma error on V-Ie (stat.error;phot.color;em.opt.V)
gV-I-0.008   Color gradient in V-I (arith.grad;phot.color;em.opt.V)
Nap 31   Number of aperture available (meta.number)
LastA 0.07 [0.1arcmin] log(A)-log(Ae) of the last used Ap (instr.setup)
Tphot 1.1  Photometric type (meta.id;phot)
Mode1   [0-1] Mode (meta.note)
Q2   [0-6] Quality flag (meta.code.qual)

_RA.icrs12 18 57.8 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs+47 18 15 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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