1. Astrophysics Research Institute, Liverpool John Moores University , 146 Brownlow Hill, Liverpool L3 5RF, UK
2. Max-Planck Institut für Astrophysik , Karl-Schwarzschild-Strasse 1, D-85748 Garching, Germany
3. Leibniz Supercomputing Centre (LRZ) of the BAdW , Boltzmannstraße 1, D-85748 Garching, Germany
4. INAF-IASF-Bo , via Gobetti, 101, I-40129 Bologna, Italy
5. Institute for Astronomy, University of Hawai’i at Manoa , 2680 Woodlawn Dr, Hawai’i, HI 96822, USA
6. INAF, Osservatorio Astronomico di Padova , Vicolo dell’Osservatorio 5, I-35122 Padova, Italy
7. Department of Astronomy, University of California , Berkeley, CA 94720-3411, USA
8. Astronomical Institute, Tohoku University , Aoba, Sendai 980-8578, Japan
9. Division for the Establishment of Frontier Sciences, Organization for Advanced Studies, Tohoku University , Sendai 980-8577, Japan