Global S&T Development Trend Analysis Platform of Resources and Environment
DOI | 10.1126/science.aav7432 |
The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy | |
Kitazato, K.1; Milliken, R. E.2; Iwata, T.3,4; Abe, M.3,4; Ohtake, M.3,4; Matsuura, S.5; Arai, T.6; Nakauchi, Y.3; Nakamura, T.7; Matsuoka, M.3; Senshu, H.8; Hirata, N.1; Hiroi, T.2; Pilorget, C.9; Brunetto, R.9; Poulet, F.8; Riu, L.3; Bibring, J. -P.9; Takir, D.10; Domingue, D. L.11; Vilas, F.11; Barucci, M. A.12; Perna, D.12,13; Palomba, E.14; Galiano, A.14; Tsumura, K.7,15; Osawa, T.16; Komatsu, M.4; Nakato, A.3; Arai, T.8; Takato, N.4,17; Matsunaga, T.18; Takagi, Y.19; Matsumoto, K.4,17; Kouyama, T.20; Yokota, Y.3,21; Tatsumi, E.22; Sakatani, N.3; Yamamoto, Y.3,4; Okada, T.3,22; Sugita, S.22; Honda, R.21; Morota, T.23; Kameda, S.24; Sawada, H.3; Honda, C.1; Yamada, M.8; Suzuki, H.25; Yoshioka, K.22; Hayakawa, M.3; Ogawa, K.26; Cho, Y.22; Shirai, K.3; Shimaki, Y.3; Hirata, N.26; Yamaguchi, A.4,27; Ogawa, N.3; Terui, F.3; Yamaguchi, T.28; Takei, Y.3; Saiki, T.3; Nakazawa, S.3; Tanaka, S.3,4; Yoshikawa, M.3,4; Watanabe, S.3,23; Tsuda, Y.3,4 | |
2019-04-19 | |
发表期刊 | SCIENCE |
ISSN | 0036-8075 |
EISSN | 1095-9203 |
出版年 | 2019 |
卷号 | 364期号:6437页码:272-+ |
文章类型 | Article |
语种 | 英语 |
国家 | Japan; USA; France; Italy |
英文摘要 | The near-Earth asteroid 162173 Ryugu, the target of the Hayabusa2 sample-return mission, is thought to be a primitive carbonaceous object. We report reflectance spectra of Ryugu's surface acquired with the Near-Infrared Spectrometer (NIRS3) on Hayabusa2, to provide direct measurements of the surface composition and geological context for the returned samples. A weak, narrow absorption feature centered at 2.72 micrometers was detected across the entire observed surface, indicating that hydroxyl (OH)-bearing minerals are ubiquitous there. The intensity of the OH feature and low albedo are similar to thermally and/or shock-metamorphosed carbonaceous chondrite meteorites. There are few variations in the OH-band position, which is consistent with Ryugu being a compositionally homogeneous rubble-pile object generated from impact fragments of an undifferentiated aqueously altered parent body. |
领域 | 地球科学 ; 气候变化 ; 资源环境 |
收录类别 | SCI-E |
WOS记录号 | WOS:000464956600047 |
WOS关键词 | SPECTRAL REFLECTANCE PROPERTIES ; CARBONACEOUS CHONDRITES ; TARGETS ; MISSION ; ORGANICS ; ICE ; CM |
WOS类目 | Multidisciplinary Sciences |
WOS研究方向 | Science & Technology - Other Topics |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://119.78.100.173/C666/handle/2XK7JSWQ/201245 |
专题 | 地球科学 资源环境科学 气候变化 |
作者单位 | 1.Univ Aizu, Fukushima, Japan; 2.Brown Univ, Providence, RI 02912 USA; 3.Japan Aerosp Explorat Agcy JAXA, ISAS, Sagamihara, Kanagawa, Japan; 4.Grad Univ Adv Studies SOKENDAI, Kanagawa, Japan; 5.Kwansei Gakuin Univ, Nishinomiya, Hyogo, Japan; 6.Ashikaga Univ, Ashikaga, Tochigi, Japan; 7.Tohoku Univ, Sendai, Miyagi, Japan; 8.Chiba Inst Technol, Chiba, Japan; 9.Univ Paris Sud, Inst Astrophys Spatial, Orsay, France; 10.NASA, Astromat Res & Explorat Sci, Johnson Space Ctr, Houston, TX USA; 11.Planetary Sci Inst, Tucson, AZ USA; 12.Observ Paris, LESIA, Meudon, France; 13.Ist Nazl Astrofis INAF, Osserv Astronomico Roma, Osservatorio Astron Roma, Monte Porzio Catone, Italy; 14.INAF, Ist Astrofis Planetol Spaziali, Rome, Italy; 15.Tokyo City Univ, Tokyo, Japan; 16.Japan Atom Energy Agcy, Ibaraki, Japan; 17.Natl Astron Observ Japan, Tokyo, Japan; 18.Natl Inst Environm Studies, Ibaraki, Japan; 19.Aichi Toho Univ, Nagoya, Aichi, Japan; 20.Natl Inst Adv Ind Sci & Technol, Tokyo, Japan; 21.Kochi Univ, Kochi, Japan; 22.Univ Tokyo, Tokyo, Japan; 23.Nagoya Univ, Nagoya, Aichi, Japan; 24.Rikkyo Univ, Tokyo, Japan; 25.Meiji Univ, Tokyo, Japan; 26.Kobe Univ, Kobe, Hyogo, Japan; 27.Natl Inst Polar Res, Tokyo, Japan; 28.Mitsubishi Electr Corp, Kanagawa, Japan |
推荐引用方式 GB/T 7714 | Kitazato, K.,Milliken, R. E.,Iwata, T.,et al. The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy[J]. SCIENCE,2019,364(6437):272-+. |
APA | Kitazato, K..,Milliken, R. E..,Iwata, T..,Abe, M..,Ohtake, M..,...&Tsuda, Y..(2019).The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy.SCIENCE,364(6437),272-+. |
MLA | Kitazato, K.,et al."The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy".SCIENCE 364.6437(2019):272-+. |
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