Interpretation of infrared spectra of asteroid Ryugu based on comparison to carbonaceous chondrites and other meteorites


Moe Matsuoka1, Tomoki Nakamura2, Takahiro Hiroi3, Kohei Kitazato4, Takahiro Iwata5, Masanao Abe6, Kana Amano2, Shiho Kobayashi2, Takahito Osawa7, Makiko Ohtake8, Shuji Matsuura9, Takehiko Arai10, Yusuke Nakauchi6, Hiroki Senshu11, Cedric Pilorget12, Rosario Brunetto13, Francois Poulet14, Lucie Riu6, Deborah Lorin Domingue15, Faith Vilas15, Driss Takir16, Ernesto Palomba17, Ralph Milliken3, Davide Perna18, M. Antonietta Barucci19,20 and J.-P. Bibring21, (1)ISAS/JAXA, Sagamihara, Japan, (2)Tohoku University, Sendai, Japan, (3)Brown University, Providence, RI, United States, (4)The University of Aizu, Aizu-Wakamatsu, Japan, (5)Japan Aerospace Exploration Agency, Kanagawa, Japan, (6)JAXA Japan Aerospace Exploration Agency, Sagamihara, Japan, (7)Japan Atomic Energy Agency, Tokai-mura, Japan, (8)Planetary Science Department, Kanagawa, Japan, (9)Kwansei Gakuin University, Hyogo, Japan, (10)Ashikaga University, Ashikaga, Japan, (11)Chiba Institute of Technology, Chiba, Japan, (12)IAS Institut d'Astrophysique Spatiale, Orsay Cedex, France, (13)IAS, Orsay, France, (14)IAS, Orsay Cedex, France, (15)Planetary Science Institute Tucson, Tucson, AZ, United States, (16)Jacobs Technology, NASA Johnson Space Center, Houston, United States, (17)IAPS-INAF, Rome, Italy, (18)INAF/LESIA, Roma/Paris, Italy, (19)Paris Observatory Meudon, Meudon, France, (20)LESIA Observatoire de Paris, Meudon, France, (21)Univ. de Paris Sud-Orsay, IAS, Orsay, France