1. INAF-OAR, Astronomical Observatory of Rome, National Institute for Astrophysics, Monte Porzio Catone, ItalybADONI Adaptive Optics National Lab of Italy, Italy
2. ADONI Adaptive Optics National Lab of Italy, ItalycINAF-Arcetri Astrophysical Observatory of Florence, National Institute for Astrophysics, Florence, Italy
3. University of Arizona, LBTO, Tucson, Arizona United States
4. KIPAC-Stanford University, Stanford, California, United States
5. INAF-OAR, Astronomical Observatory of Rome, National Institute for Astrophysics, Monte Porzio Catone, Italy
6. Universitá di Roma Tor Vergata, Rome, Italy
7. University of Arizona, CAAO, Steward Observatory, Tucson, Arizona, United States