On the metallicity gradient of the Galactic disk*

Authors :: Pedicelli, S.
Bono, G.
Lemasle, B.
François, P.
Groenewegen, M.
Lub, J.
Pel, J. W.
Laney, D.
Piersimoni, A.
Romaniello, M.
Buonanno, R.
Caputo, F.
Cassisi, S.
Castelli, F.
Leurini, S.
Pietrinferni, A.
Primas, F.
Pritchard, J.
Pedicelli, S.
Bono, G.
Lemasle, B.
François, P.
Groenewegen, M.
Lub, J.
Pel, J. W.
Laney, D.
Piersimoni, A.
Romaniello, M.
Buonanno, R.
Caputo, F.
Cassisi, S.
Castelli, F.
Leurini, S.
Pietrinferni, A.
Primas, F.
Pritchard, J.
Source :: Astronomy and Astrophysics; September 2009, Vol. 504 Issue: 1 p81-86, 6p
Publication Year :: 2009
Abstract: Aims. The iron abundance gradient in the Galactic stellar disk provides fundamental constraints on the chemical evolution of this important Galaxy component, however the spread around the mean slope is, at fixed Galactocentric distance, more than the estimated uncertainties.

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