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Table 2.

Radial abundance gradients (dex kpc−1) in the Galactic thin disc from the literature.

Abundance Value Work Tracer Thin disc definition Database
−0.066 ± 0.037 Cheng et al. (2012) Field dwarf stars 0.15 < |z|< 0.25 kpc(6 < RGC < 16 kpc) SEGUE
(6 < RGC < 16 kpc)
−0.065 ± 0.003 Boeche et al. (2013a) Field dwarf stars |zmax|< 0.4 kpc RAVE
(4.5 < Rg < 9.5 kpc)
−0.090 ± 0.002 Hayden et al. (2014) Field giant stars Chemical +|z|< 0.25 kpc APOGEE
(5 < RGC < 15 kpc)
−0.074 ± 0.010 Anders et al. (2014) Field giant stars |zmax|< 0.4 kpc APOGEE Gold
(6 < Rg < 11 kpc)
−0.068 ± 0.016 Bergemann et al. (2014) Field stars |z|< 0.3 kpc GES UVES
(6 < RGC < 9.5 kpc)
−0.045 ± 0.012 Mikolaitis et al. (2014) Field stars Chemical +|z|< 0.608 kpc GES GIRAFFE
(4 < RGC < 12 kpc)
−0.058 ± 0.008 Recio-Blanco et al. (2014) Field stars Chemical +|z|< 0.7 kpc GES GIRAFFE
(5 < RGC < 11 kpc)
−0.053 ± 0.029 ≤0.8 Gyr
−0.094 ± 0.008 Magrini et al. (2009) OCs: 0.8–4 Gyr (7 < RGC < 12 kpc)
−0.091 ± 0.060 4–11 Gyr
−0.090 ± 0.030 Frinchaboy et al. (2013) OCs (7.9 < RGC < 14 kpc) OCCAM-APOGEE
−0.068 ± 0.004 Donor et al. (2020) OCs (6 < RGC < 13.9 kpc) OCCAM-APOGEE
−0.060 ± 0.002 Genovali et al. (2014) Cepheids (5 < RGC < 19 kpc)

−0.009 ± 0.002 Boeche et al. (2013a) Field dwarf stars |zmax|< 0.4 kpc RAVE
(4.5 < Rg < 9.5 kpc)
+0.021 ± 0.016 Bergemann et al. (2014) Field stars |z|< 0.3 kpc GES UVES
(6 < RGC < 9.5 kpc)
+0.009 ± 0.003 Mikolaitis et al. (2014) Field stars Chemical +|z|< 0.608 kpc GES GIRAFFE
(4 < RGC < 12 kpc)
+0.012 ± 0.002 Recio-Blanco et al. (2014) Field stars Chemical +|z|< 0.7 kpc GES GIRAFFE
(5 < RGC < 11 kpc)
+0.013 ± 0.006 Mikolaitis et al. (2019) Field dwarf stars Kinematical VUES
(6 < RGC < 10 kpc)
+0.013 ± 0.003 Genovali et al. (2015) Cepheids (4.1 < RGC < 18.4 kpc) UVES
+0.009 ± 0.001 Donor et al. (2020) OCs (6 < RGC < 13.9 kpc) OCCAM-APOGEE

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