Homogeneous spectral units on Ceres as inferred from Dawn/VIR

Francesca Zambon1, Maria Cristina De Sanctis1, Eleonora Ammannito2, Federico Tosi3, Filippo Giacomo Carrorro4, Mauro Ciarniello5, Andrea Longobardo1, Sergio Fonte1, Marco Giardino1, Ernesto Palomba1, Dr. Alessandro Frigeri6, Andrea Raponi4, Maria Teresa Capria1, Michelangelo Formisano1, Christopher T Russell7, Carol A Raymond8 and Dawn/VIR team, (1)IAPS-INAF, Rome, Italy, (2)University of California Los Angeles, Los Angeles, United States, (3)INAF-IAPS, Rome, Italy, (4)Istituto Nazionale di Astrofisica (INAF), Istituto di Astrofisica e Planetologia Spaziali (IAPS), Rome, Italy, (5)Istituto di Astrofisica e Planetologia Spatiazli IAPS-INAF, Roma, Italy, (6)IAPS-INAF, Istituto di Astrofisica e Planetologia Spaziali (IAPS), Rome, Italy, (7)University of California, IGPP/EPSS, Los Angeles, CA, United States, (8)NASA Jet Propulsion Laboratory, Pasadena, United States