VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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VII/206/table4 General Photometry of Galaxies (Prugniel+ 1998)
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Derived photometric parameters for the sample's galaxies (7288 rows) 		  recno=3842
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ColumnValue  Explain   (UCD)
_RAJ200012 30 56.384 "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+11 29 00.23 "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 28 24.401 "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+11 45 34.00 "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)
_Glon284.836968 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+73.630793 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)
3842recno 3842  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
NameNGC4491  (i) Galaxy identifier (Note)   (meta.id;meta.main)
RA195012 28 24.4 "h:m:s" (i) Right ascension (1950.0) (pos.eq.ra;meta.main)
DE1950+11 45 34 "d:m:s" (i) Declination (1950.0) (pos.eq.dec;meta.main)
Bt13.34 mag Asymptotic magnitude in B (phot.mag;em.opt.B)
SBe 21.90 mag/arcsec2 Mean surface brightness within the effective aperture (phot.mag.sb)
e1 0.010 mag Residual 1-sigma error on Bt (stat.error)
e2 0.012 [0.1arcmin] 1-sigma error on log(Ae) (Note)   (stat.error)
e3 0.019 mag Effect of e2 on Bt (stat.error)
e4 0.000  1-sigma error on Tphot (stat.error)
e5 0.000 mag Effect of e4 on Bt (stat.error)
B-Ve 0.79 mag mean B-V within effective aperture (phot.color;em.opt.B;em.opt.V)
e_B-Ve 0.095 mag 1-sigma error on B-Ve (stat.error;phot.color;em.opt.B)
gB-V 0.368   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 0.034 mag 1-sigma error on U-Be (stat.error;phot.color;em.opt.U)
gU-B 0.133   Color gradient in U-B (arith.grad;phot.color;em.opt.U)
V-Re 0.52 mag mean V-R within effective aperture (phot.color;em.opt.V;em.opt.R)
e_V-Re 0.102 mag 1-sigma error on V-Re (stat.error;phot.color;em.opt.V)
gV-R-0.242   Color gradient in V-R (arith.grad;phot.color;em.opt.V)
V-Ie 1.09 mag mean V-I within effective aperture (phot.color;em.opt.V;em.opt.I)
e_V-Ie 0.100 mag 1-sigma error on V-Ie (stat.error;phot.color;em.opt.V)
gV-I-0.248   Color gradient in V-I (arith.grad;phot.color;em.opt.V)
Nap 5   Number of aperture available (meta.number)
LastA 0.13 [0.1arcmin] log(A)-log(Ae) of the last used Ap (instr.setup)
Tphot 1.0  Photometric type (meta.id;phot)
Mode0   [0-1] Mode (meta.note)
Q4   [0-6] Quality flag (meta.code.qual)
_RA.icrs12 30 56.4 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs+11 29 00 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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