Search Results - "YOSHIKAWA, Kent"

Thermophysical properties of the surface of asteroid 162173 Ryugu: Infrared observations and thermal inertia mapping by Shimaki, Yuri, Senshu, Hiroki, Sakatani, Naoya, Okada, Tatsuaki, Fukuhara, Tetsuya, Tanaka, Satoshi, Taguchi, Makoto, Arai, Takehiko, Demura, Hirohide, Ogawa, Yoshiko, Suko, Kentaro, Sekiguchi, Tomohiko, Kouyama, Toru, Hasegawa, Sunao, Takita, Jun, Matsunaga, Tsuneo, Imamura, Takeshi, Wada, Takehiko, Kitazato, Kohei, Hirata, Naru, Hirata, Naoyuki, Noguchi, Rina, Sugita, Seiji, Kikuchi, Shota, Yamaguchi, Tomohiro, Ogawa, Naoko, Ono, Go, Mimasu, Yuya, Yoshikawa, Kent, Takahashi, Tadateru, Takei, Yuto, Fujii, Atsushi, Takeuchi, Hiroshi, Yamamoto, Yukio, Yamada, Manabu, Shirai, Kei, Iijima, Yu-ichi, Ogawa, Kazunori, Nakazawa, Satoru, Terui, Fuyuto, Saiki, Takanao, Yoshikawa, Makoto, Tsuda, Yuichi, Watanabe, Sei-ichiro

“…TIR, the thermal infrared imager on Hayabusa2, acquired high-resolution thermal images of the asteroid 162173 Ryugu for one asteroid rotation period on August…”
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Ballistic deployment of the Hayabusa2 artificial landmarks in the microgravity environment of Ryugu by Kikuchi, Shota, Ogawa, Naoko, Mori, Osamu, Saiki, Takanao, Takei, Yuto, Terui, Fuyuto, Ono, Go, Mimasu, Yuya, Yoshikawa, Kent, Van Wal, Stefaan, Takeuchi, Hiroshi, Ikeda, Hitoshi, Fujii, Atsushi, Takao, Yuki, Kusumoto, Tetsuya, Hirata, Naru, Hirata, Naoyuki, Shirai, Kei, Kouyama, Toru, Kameda, Shingo, Yamada, Manabu, Nakazawa, Satoru, Yoshikawa, Makoto, Tanaka, Satoshi, Sugita, Seiji, Watanabe, Sei-ichiro, Tsuda, Yuichi

“…Hayabusa2 deployed two artificial landmarks called “target markers (TMs)” on the asteroid Ryugu for autonomous landing control. To achieve precise deployment…”
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Preliminary design of Martian Moons eXploration (MMX) by Kawakatsu, Yasuhiro, Kuramoto, Kiyoshi, Usui, Tomohiro, Sugahara, Haruna, Ootake, Hisashi, Yasumitsu, Ryoichiro, Yoshikawa, Kent, Mary, Stephane, Grebenstein, Markus, Sawada, Hirotaka, Imada, Takane, Shimada, Takanobu, Ogawa, Kazunori, Otsuki, Masatsugu, Baba, Mitsuhisa, Fujita, Kazuhisa, Zacny, Kris, van Dyne, Dylan, Satoh, Yasutaka, Tokaji, Ayumu

“…Martian Moons eXploration (MMX) is a mission under development in JAXA in cooperation with NASA, CNES, ESA, DLR to be launched in 2024. This paper introduces…”
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The spatial distribution of impact craters on Ryugu by Hirata, Naoyuki, Morota, Tomokatsu, Cho, Yuichiro, Kanamaru, Masanori, Watanabe, Sei-ichiro, Sugita, Seiji, Hirata, Naru, Yamamoto, Yukio, Noguchi, Rina, Shimaki, Yuri, Tatsumi, Eri, Yoshioka, Kazuo, Sawada, Hirotaka, Yokota, Yasuhiro, Sakatani, Naoya, Hayakawa, Masahiko, Matsuoka, Moe, Honda, Rie, Kameda, Shingo, Yamada, Manabu, Kouyama, Toru, Suzuki, Hidehiko, Honda, Chikatoshi, Ogawa, Kazunori, Tsuda, Yuichi, Yoshikawa, Makoto, Saiki, Takanao, Tanaka, Satoshi, Terui, Fuyuto, Nakazawa, Satoru, Kikuchi, Shota, Yamaguchi, Tomohiro, Ogawa, Naoko, Ono, Go, Mimasu, Yuya, Yoshikawa, Kent, Takahashi, Tadateru, Takei, Yuto, Fujii, Atsushi, Takeuchi, Hiroshi, Okada, Tatsuaki, Shirai, Kei, Iijima, Yu-ichi

“…Asteroid 162173 Ryugu has numerous craters. The initial measurement of impact craters on Ryugu, by Sugita et al. (2019), is based on Hayabusa2 ONC images…”
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The MMX rover: performing in situ surface investigations on Phobos by Michel, Patrick, Ulamec, Stephan, Böttger, Ute, Grott, Matthias, Murdoch, Naomi, Vernazza, Pierre, Sunday, Cecily, Zhang, Yun, Valette, Rudy, Castellani, Romain, Biele, Jens, Tardivel, Simon, Groussin, Olivier, Jorda, Laurent, Knollenberg, Jörg, Grundmann, Jan Thimo, Arrat, Denis, Pont, Gabriel, Mary, Stephane, Grebenstein, Markus, Miyamoto, Hirdy, Nakamura, Tomoki, Wada, Koji, Yoshikawa, Kent, Kuramoto, Kiyoshi

“…The Japanese MMX sample return mission to Phobos by JAXA will carry a rover developed by CNES and DLR that will be deployed on Phobos to perform in situ…”
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Hayabusa2's kinetic impact experiment: Operational planning and results by Saiki, Takanao, Takei, Yuto, Mimasu, Yuya, Sawada, Hirotaka, Ogawa, Naoko, Ono, Go, Yoshikawa, Kent, Terui, Fuyuto, Arakawa, Masahiko, Sugita, Seiji, Watanabe, Sei-ichiro, Yoshikawa, Makoto, Nakazawa, Satoru, Tsuda, Yuichi

“…Hayabusa2 is a Japanese interplanetary probe launched on December 3, 2014, which arrived at asteroid Ryugu on June 27, 2018. During its stay around Ryugu, it…”
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Image-based autonomous navigation of Hayabusa2 using artificial landmarks: The design and brief in-flight results of the first landing on asteroid Ryugu by Ogawa, Naoko, Terui, Fuyuto, Mimasu, Yuya, Yoshikawa, Kent, Ono, Go, Yasuda, Seiji, Matsushima, Kota, Masuda, Tetsuya, Hihara, Hiroki, Sano, Junpei, Matsuhisa, Takashi, Danno, Satoshi, Yamada, Manabu, Yokota, Yasuhiro, Takei, Yuto, Saiki, Takanao, Tsuda, Yuichi

“…Hayabusa2 is an asteroid sample return mission carried out by the Japan Aerospace Exploration Agency. The spacecraft was launched in 2014 and arrived at the…”
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Hayabusa2 pinpoint touchdown near the artificial crater on Ryugu: Trajectory design and guidance performance by Kikuchi, Shota, Saiki, Takanao, Takei, Yuto, Terui, Fuyuto, Ogawa, Naoko, Mimasu, Yuya, Ono, Go, Yoshikawa, Kent, Sawada, Hirotaka, Takeuchi, Hiroshi, Ikeda, Hitoshi, Fujii, Atsushi, Sugita, Seiji, Morota, Tomokatsu, Yamada, Manabu, Honda, Rie, Yokota, Yasuhiro, Sakatani, Naoya, Kameda, Shingo, Kouyama, Toru, Hirata, Naru, Hirata, Naoyuki, Shirai, Kei, Kitazato, Kohei, Nakazawa, Satoru, Yoshikawa, Makoto, Tanaka, Satoshi, Wada, Koji, Watanabe, Sei-ichiro, Tsuda, Yuichi

“…One of the major challenges in the Hayabusa2 sample-return mission was the second touchdown on the asteroid Ryugu, which was designed to collect subsurface…”
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Subsurface Sampling Robot for Time-limited Asteroid Exploration by Kato, Hiroki, Satou, Yasutaka, Yoshikawa, Kent, Otsuki, Masatsugu, Sawada, Hirotaka, Kuratomi, Takeshi, Hidaka, Nana

“…This paper presents a novel approach to sampling subsurface asteroidal regolith under severe time constraints. Sampling operations that must be completed…”
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The deep-space multi-object orbit determination system and its application to Hayabusa2’s asteroid proximity operations by Takeuchi, Hiroshi, Yoshikawa, Kent, Takei, Yuto, Oki, Yusuke, Kikuchi, Shota, Ikeda, Hitoshi, Soldini, Stefania, Ogawa, Naoko, Mimasu, Yuya, Ono, Go, Terui, Fuyuto, Sakatani, Naoya, Yamada, Manabu, Kouyama, Toru, Kameda, Shingo, Saiki, Takanao, Tsuda, Yuichi

“…The deep-space multi-object orbit determination system (DMOODS) and its application in the asteroid proximity operation of the Hayabusa2 mission are described…”
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Motion reconstruction of the small carry-on impactor aboard Hayabusa2 by Saiki, Takanao, Mimasu, Yuya, Takei, Yuto, Yamada, Manabu, Sawada, Hirotaka, Ogawa, Kazunori, Ogawa, Naoko, Takeuchi, Hiroshi, Miura, Akira, Shimaki, Yuri, Wada, Koji, Honda, Rie, Yokota, Yasuhiro, Shirai, Kei, Sano, Naruhisa, Ohtsuka, Hirohito, Ono, Go, Yoshikawa, Kent, Kikuchi, Shota, Hirose, Chikako, Yamamoto, Yukio, Iwata, Takahiro, Arakawa, Masahiko, Sugita, Seiji, Tanaka, Satoshi, Terui, Fuyuto, Yoshikawa, Makoto, Nakazawa, Satoru, Watanabe, Sei-ichiro, Tsuda, Yuichi

“…Subsurface exploration is one of the most ambitious scientific objectives of the Hayabusa2 mission. A small device called small carry-on impactor (SCI) was…”
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A new mechanism of smart jumping robot for lunar or planetary satellites exploration by Yoshikawa, Kent, Otsuki, Masatsugu, Kubota, Takashi, Maeda, Takao, Ushijima, Masataka, Watanabe, Satoshi, Sakamoto, Kousuke, Kunii, Yasuharu, Umeda, Kazunoti

“…For planetary exploration, small robots of just a few kilograms installed in the main spacecraft have a lot of advantages. Small robots can provide us with a…”
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Hayabusa2’s station-keeping operation in the proximity of the asteroid Ryugu by Takei, Yuto, Saiki, Takanao, Yamamoto, Yukio, Mimasu, Yuya, Takeuchi, Hiroshi, Ikeda, Hitoshi, Ogawa, Naoko, Terui, Fuyuto, Ono, Go, Yoshikawa, Kent, Takahashi, Tadateru, Sawada, Hirotaka, Hirose, Chikako, Kikuchi, Shota, Fujii, Atsushi, Iwata, Takahiro, Nakazawa, Satoru, Hayakawa, Masahiko, Tsukizaki, Ryudo, Tanaka, Satoshi, Matsushita, Masanori, Mori, Osamu, Koda, Daiki, Shimada, Takanobu, Ozaki, Masanobu, Abe, Masanao, Hosoda, Satoshi, Okada, Tatsuaki, Yano, Hajime, Kato, Takaaki, Yasuda, Seiji, Matsushima, Kota, Masuda, Tetsuya, Yoshikawa, Makoto, Tsuda, Yuichi

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A Mechanical Design for Efficient Hopping of Planetary Rover on Soft Soil by Sakamoto, Kosuke, Otsuki, Masatsugu, Maeda, Takao, Yoshikawa, Kent, Kubota, Takashi

“…This paper presents a novel mechanical design for efficient traverse of hopping rovers. In order to continue the exploration of planetary environment without…”
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Reduced-gravity experiments of nonspherical rigid-body impact on hard surfaces by Van wal, Stefaan, Çelik, Onur, Tsuda, Yuichi, Yoshikawa, Kent, Kawakatsu, Yasuhiro

“…Ballistic landers enable orbiting asteroid missions to perform surface science at limited additional cost and risk. Due to asteroids’ weak gravity and…”
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GNC strategies and flight results of Hayabusa2 first touchdown operation by Ono, Go, Terui, Fuyuto, Ogawa, Naoko, Kikuchi, Shota, Mimasu, Yuya, Yoshikawa, Kent, Ikeda, Hitoshi, Takei, Yuto, Yasuda, Seiji, Matsushima, Kota, Masuda, Tetsuya, Saiki, Takanao, Tsuda, Yuichi

“…Hayabusa2 is a Japanese sample return mission from the near-Earth asteroid Ryugu. The Hayabusa2 spacecraft was launched on December 3, 2014, and arrived at…”
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Design and flight results of GNC systems in Hayabusa2 descent operations by Ono, Go, Terui, Fuyuto, Ogawa, Naoko, Mimasu, Yuya, Yoshikawa, Kent, Takei, Yuto, Saiki, Takanao, Tsuda, Yuichi

“…Hayabusa2 is a Japanese sample return mission from the near-Earth asteroid Ryugu. The Hayabusa2 spacecraft was launched on December 3, 2014, and reached the…”
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Modeling and analysis of Hayabusa2 touchdown by Yoshikawa, Kent, Sawada, Hirotaka, Kikuchi, Shota, Ogawa, Naoko, Mimasu, Yuya, Ono, Go, Takei, Yuto, Terui, Fuyuto, Saiki, Takanao, Yasuda, Seiji, Matsushima, Kota, Masuda, Tetsuya, Tsuda, Yuichi

“…The Hayabusa2 asteroid explorer mission focuses principally on the touchdown and sampling on near-Earth asteroid 162173 Ryugu. Hayabusa2 successfully landed on…”
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Evaluation of Hopping Robot Performance With Novel Foot Pad Design on Natural Terrain for Hopper Development by Sakamoto, Kosuke, Otsuki, Masatsugu, Maeda, Takao, Yoshikawa, Kent, Kubota, Takashi

“…This letter presents the hopping performance evaluation on three types of terrains and novel foot pad designs for efficient traverse of hopping rovers. Hopping…”
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Ground-based low altitude hovering technique of Hayabusa2 by Mimasu, Yuya, Yoshikawa, Kent, Ono, Go, Ogawa, Naoko, Terui, Fuyuto, Takei, Yuto, Saiki, Takanao, Tsuda, Yuichi

“…The asteroid explorer Hayabusa2 carries multiple rovers and separates them to land on an asteroid surface. One of these rovers, called MASCOT, was developed…”
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