. a05. b05 Silvia Rossi (1), Timothy C. Beers (2), Chris Sneden (3), Tatiana Sevastyanenko (2), Jaehyon Rhee (4), Brian Marsteller (2) ((1) IAG, Univ. of Sao Paulo, Brazil, (2) Dept. of Physics & Astronomy and JINA -- Joint Institute for Nuclear Astrophysics, Michigan State Univesity (3) Dept. of Astronomy, Univ. of Texas, (4) Center for Space Astrophysics, Yonsei University, Korea, and Space Astrophysics Laboratory, Caltech)