MAPPING THE GALACTIC BULGE Manuela Zoccali

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Conclusions► The Galactic bulge is very complex!► it is certainly X-shaped (disk origin?)► there is a vertical metallicity gradient outside 600pcbut no gradient in the inner part► no age gradient (?)► Large scale surveys are needed, with high resolution (spatial,and spectral), to characterize it.
Page 4 and 5: Further evidences ofa Galactic barS
Page 7 and 8: 2010s - The X-shaped bulgeNataf et
Page 9 and 10: 2010s - The X-shaped bulgeInterpret
Page 11 and 12: 2010s - The X-shaped bulgeSaito et
Page 13 and 14: The VISTAVariables in the Vía a L
Page 17 and 18: Orbits of stars in the (model) pean
Page 19 and 20: Kinematics in the X-shaped bulgeVá
Page 21 and 22: The bulge age► pure old age (~10
Page 23 and 24: The bulge metallicity distributionR
Page 25 and 26: vertex deviation (°)The bulge meta
Page 27 and 28: [ O, Mg, Si, Ca, Ti / Fe ][ O, Mg,
Page 29 and 30: The bulge metallicity distributionw
Page 31 and 32: ulge metallicity(not a) large scale
Page 33 and 34: BW calib field (HR21)link to GESbul
Page 35: ulge metallicityPI: S. Majewskiwe n
Page 39 and 40: ulge metallicityESO Large Programme
Page 41 and 42: 100 Million star CMD(Saito et al. i
Page 44 and 45: The bulge metallicity distributionH

MAPPING THE GALACTIC BULGE Manuela Zoccali

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