Beers, Timothy CRossi, SilviaNorris, JohnRyan, Sean GShelfer, T2015-12-132015-12-130004-6256http://hdl.handle.net/1885/94449We have recalibrated a method for the estimation of stellar metal abundance, parameterized as [Fe/H], based on medium-resolution (1-2 Å) optical spectra (the majority of which cover the wavelength range 3700-4500 Å). The equivalent width of the Ca II KKeywords: Galaxy: abundances; Galaxy: halo; Stars: population IIEstimation of Stellar Metal Abundance. II. A Recalibration of the Ca II K Technique, and the Autocorrelation Function Method19992015-12-12