activity
20172025
most citedUpdated Inflight Calibration of Hayabusa2's Optical Navigation Camera (ONC) for Scientific Observations during the Cruise Phase

58 citations · 362 across the 17 of their papers we have counts for

collaborators

17 papers

astro-ph.EP2025

Demonstrating Exoplanet Transit Photometry from Space with a 15-mm Aperture Optical Navigation Camera on Hayabusa2

Koki Yumoto, Toru Kouyama, Manabu Yamada +14

Observations of exoplanet transits by small satellites have gained increasing attention for reducing detection biases. However, no unambiguous detection of an exoplanet has yet bee…

astro-ph.EP2023★ 6 cited

Heliocentric Distance Dependence of Zodiacal Light Observed by Hayabusa2#

Kohji Tsumura, Shuji Matsuura, Kei Sano +21

Zodiacal light (ZL) is sunlight scattered by interplanetary dust particles (IDPs) at optical wavelengths. The spatial distribution of IDPs in the Solar System may hold an important…

astro-ph.EP2022★ 1 cited

Characterization of the MASCOT landing area by Hayabusa2

Stefan Schröder, Naoya Sakatani, Rie Honda +26

Context. After landing on C-type asteroid Ryugu, MASCOT imaged brightly colored, submillimeter-sized inclusions in a small rock. Hayabusa2 successfully returned a sample of small p…

astro-ph.EP2022

Reflectivity of Venus' dayside disk during the 2020 observation campaign: outcomes and future perspectives

Yeon Joo Lee, Antonio García Muñoz, Atsushi Yamazaki +28

We performed a unique Venus observation campaign to measure the disk brightness of Venus over a broad range of wavelengths in August and September 2020. The primary goal of the cam…

astro-ph.EP2022★ 12 cited

Electrostatic Dust Ejection From Asteroid (3200) Phaethon With the Aid of Mobile Alkali Ions at Perihelion

Hiroshi Kimura, Katsuhito Ohtsuka, Shota Kikuchi +12

The asteroid (3200) Phaethon is known to be the parent body of the Geminids, although meteor showers are commonly associated with the activity of periodic comets. What is most pecu…

astro-ph.EP2021★ 15 cited

Resurfacing processes constrained by crater distribution on Ryugu

Naofumi Takaki, Yuichiro Cho, Tomokatsu Morota +16

Understanding the geological modification processes on asteroids can provide information concerning their surface history. Images of small asteroids from spacecraft show a depletio…