High dispersion spectroscopy of solar-type superflare stars. II. Stellar rotation, starspots, and chromospheric activities
Notsu, Yuta, Honda, Satoshi, Maehara, Hiroyuki, Notsu, Shota, Shibayama, Takuya, Nogami, Daisaku, Shibata, Kazunari
Published in Publications of the Astronomical Society of Japan (01.06.2015)
Published in Publications of the Astronomical Society of Japan (01.06.2015)
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Journal Article
High dispersion spectroscopy of solar-type superflare stars. I. Temperature, surface gravity, metallicity, and vsin i
Notsu, Yuta, Honda, Satoshi, Maehara, Hiroyuki, Notsu, Shota, Shibayama, Takuya, Nogami, Daisaku, Shibata, Kazunari
Published in Publications of the Astronomical Society of Japan (01.06.2015)
Published in Publications of the Astronomical Society of Japan (01.06.2015)
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Journal Article
High dispersion spectroscopy of solar-type superflare stars. III. Lithium abundances
Honda, Satoshi, Notsu, Yuta, Maehara, Hiroyuki, Notsu, Shota, Shibayama, Takuya, Nogami, Daisaku, Shibata, Kazunari
Published in Publications of the Astronomical Society of Japan (05.10.2015)
Published in Publications of the Astronomical Society of Japan (05.10.2015)
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Journal Article
UFCORIN: A fully automated predictor of solar flares in GOES X-ray flux
Muranushi, Takayuki, Shibayama, Takuya, Muranushi, Yuko Hada, Isobe, Hiroaki, Nemoto, Shigeru, Komazaki, Kenji, Shibata, Kazunari
Published in Space Weather (01.11.2015)
Published in Space Weather (01.11.2015)
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Journal Article
Can Superflares Occur on Our Sun?
Shibata, Kazunari, Isobe, Hiroaki, Hillier, Andrew, Choudhuri, Arnab Rai, Maehara, Hiroyuki, Ishii, Takako T., Shibayama, Takuya, Notsu, Shota, Notsu, Yuta, Nagao, Takashi, Honda, Satoshi, Nogami, Daisaku
Published in Publications of the Astronomical Society of Japan (25.06.2013)
Published in Publications of the Astronomical Society of Japan (25.06.2013)
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Journal Article
High-Dispersion Spectroscopy of the Superflare Star KIC 6934317
Notsu, Shota, Honda, Satoshi, Notsu, Yuta, Nagao, Takashi, Shibayama, Takuya, Maehara, Hiroyuki, Nogami, Daisaku, Shibata, Kazunari
Published in Publications of the Astronomical Society of Japan (25.10.2013)
Published in Publications of the Astronomical Society of Japan (25.10.2013)
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Journal Article
Two sun-like superflare stars rotating as slow as the Sun
Nogami, Daisaku, Notsu, Yuta, Honda, Satoshi, Maehara, Hiroyuki, Notsu, Shota, Shibayama, Takuya, Shibata, Kazunari
Published in Publications of the Astronomical Society of Japan (01.04.2014)
Published in Publications of the Astronomical Society of Japan (01.04.2014)
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Journal Article
Superflares on Late-Type Stars
Maehara, Hiroyuki, Shibayama, Takuya, Notsu, Yuta, Notsu, Shota, Nagao, Tanashi, Honda, Satoshi, Nogami, Daisaku, Shibata, Kazunari
Published in Proceedings of the International Astronomical Union (01.08.2012)
Published in Proceedings of the International Astronomical Union (01.08.2012)
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Journal Article
Superflares on solar-type stars
Maehara, Hiroyuki, Shibayama, Takuya, Notsu, Shota, Notsu, Yuta, Nagao, Takashi, Kusaba, Satoshi, Honda, Satoshi, Nogami, Daisaku, Shibata, Kazunari
Published in Nature (London) (24.05.2012)
Published in Nature (London) (24.05.2012)
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Journal Article
SUPERFLARES ON SOLAR-TYPE STARS OBSERVED WITH KEPLER . I. STATISTICAL PROPERTIES OF SUPERFLARES
Shibayama, Takuya, Maehara, Hiroyuki, Notsu, Shota, Notsu, Yuta, Nagao, Takashi, Honda, Satoshi, Ishii, Takako T, Nogami, Daisaku, Shibata, Kazunari
Published in The Astrophysical journal. Supplement series (01.11.2013)
Published in The Astrophysical journal. Supplement series (01.11.2013)
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Journal Article
SUPERFLARES ON SOLAR-TYPE STARS OBSERVED WITH KEPLER II. PHOTOMETRIC VARIABILITY OF SUPERFLARE-GENERATING STARS: A SIGNATURE OF STELLAR ROTATION AND STARSPOTS
Notsu, Yuta, Shibayama, Takuya, Maehara, Hiroyuki, Notsu, Shota, Nagao, Takashi, Honda, Satoshi, Ishii, Takako T, Nogami, Daisaku, Shibata, Kazunari
Published in The Astrophysical journal (10.07.2013)
Published in The Astrophysical journal (10.07.2013)
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Journal Article