作者: Tatsuaki Okada , Tetsuya Fukuhara , Satoshi Tanaka , Makoto Taguchi , Takehiko Arai
DOI: 10.1016/J.PSS.2018.05.007
关键词: Phase (waves) 、 Astrobiology 、 Home position 、 Thermal infrared 、 Earth (classical element) 、 Geology 、 Asteroid
摘要: Abstract Thermal Infrared Imager TIR on Hayabusa2 has proven its in-flight performance to detect celestial bodies during the cruise phase, especially by observations of Earth and Moon before after swing-by 3rd December 2015. The result indicates that target C-type asteroid 162173 Ryugu will be detected from distance 3000 km at beginning approach a small moon larger than 1 m home position, 20 km asteroid, if it orbits around asteroid.