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=4705
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ColumnValue  Explain   (UCD)
_RAJ200019 44 23.958 "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)
_DEJ2000-06 50 01.31 "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)
_RAB195019 41 42.901 "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)
_DEB1950-06 57 17.00 "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)
_Glon032.801325 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-14.871261 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)
4705recno 4705  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
NameNGC6821  (i) Galaxy identifier (Note)   (meta.id;meta.main)
RA195019 41 42.9 "h:m:s" (i) Right ascension (1950.0) (pos.eq.ra;meta.main)
DE1950-06 57 17 "d:m:s" (i) Declination (1950.0) (pos.eq.dec;meta.main)
Bt13.47 mag Asymptotic magnitude in B (phot.mag;em.opt.B)
SBe 22.33 mag/arcsec2 Mean surface brightness within the effective aperture (phot.mag.sb)
e1 0.016 mag Residual 1-sigma error on Bt (stat.error)
e2 0.018 [0.1arcmin] 1-sigma error on log(Ae) (Note)   (stat.error)
e3 0.049 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 0.63 mag mean B-V within effective aperture (phot.color;em.opt.B;em.opt.V)
e_B-Ve 0.049 mag 1-sigma error on B-Ve (stat.error;phot.color;em.opt.B)
gB-V-0.148   Color gradient in B-V (arith.grad;phot.color;em.opt.B)
U-Be-0.03 mag mean U-B within effective aperture (phot.color;em.opt.U;em.opt.B)
e_U-Be 0.062 mag 1-sigma error on U-Be (stat.error;phot.color;em.opt.U)
gU-B-0.229   Color gradient in U-B (arith.grad;phot.color;em.opt.U)
V-Re  mag mean V-R within effective aperture (phot.color;em.opt.V;em.opt.R)
e_V-Re  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  mag mean V-I within effective aperture (phot.color;em.opt.V;em.opt.I)
e_V-Ie  mag 1-sigma error on V-Ie (stat.error;phot.color;em.opt.V)
gV-I    Color gradient in V-I (arith.grad;phot.color;em.opt.V)
Nap 3   Number of aperture available (meta.number)
LastA 0.45 [0.1arcmin] log(A)-log(Ae) of the last used Ap (instr.setup)
Tphot 6.9  Photometric type (meta.id;phot)
Mode0   [0-1] Mode (meta.note)
Q4   [0-6] Quality flag (meta.code.qual)
_RA.icrs19 44 24.0 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-06 50 01 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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