O.Hashimoto, Y.Nakada, T.Onaka, T.Tanabe, F.Kamijo
"The circumstellar dust envelopes of red giant stars I. M giant stars
with the 10 um silicate emission band"
1990, Astron. Astrophys. 227, 465-472
W.Tanaka, O.Hashimoto, Y.Nakada, T.Onaka, T.Tanabe, T.Okada, Y.Yamashita
"Spectral indexes of cool carbon stars in the near infrared region I."
1990, Publ. National Astronomical Obs. of Japan 1, 259-282
Y.Nakada, S.Deguchi, O.Hashimoto, H.Izumiura, T.Onaka, K.Sekiguchi, I.Yamamura
"Is the bulge of our Galaxy triaxial ?"
1991, Nature 353, 140-141
W.Tanaka, O.Hashimoto, T.Tanabe, I.Yamamura, T.Okada, Y.Yamashita
"Spectral indexes of cool carbon stars in the near infrared region II."
1992, Publ. National Astronomical Obs. of Japan 2, 431-457,
O.Hashimoto
"A model analysis of the infrared data of late type stars surrounded by
the circumstellar dust envelopes"
1992, Science Reports of the Tohoku Univ. 12, 133-143
P.Martinez, K.Sekiguchi, O.Hashimoto
"An upper limit on the amplitude of rapid K-band oscillations in the
rapidly oscillating Ap star HD 217522"
1994, Mon. Not. R. Astron. Soc. 268, 169-172
H.Izumiura, S.Deguchi, O.Hashimoto, Y.Nakada, T.Onaka, T.Ono, N.Ukita,
I.Yamamura
"SiO maser survey of the Galactic Bulge IRAS sources; I. The 7 deg <
|b| < 8 deg stars"
1994, Astrophys. J. 437, 419-435
O.Hashimoto
"Infrared properties of circumstellar dust envelopes of oxygen-rich
Asymptotic Giant Branch stars"
1995, Astrophys. J. 442, 286-295
O.Hashimoto, H.Izumiura, D.J.M.Kester, Tj.R.Bontekoe
"Detection of detached dust envelopes around oxygen-rich AGB stars"
1995, Astrophys. Space Sci. 224, 477-478
H.Izumiura, R.Catchpole, S.Deguchi, O.Hashimoto, Y.Nakada, T.Onaka, T.Ono, K.Sekiguchi, N.Ukita, I.Yamamura
"SiO maser survey of the Galactic Bulge IRAS sources; II. The 4 deg <
|b| < 5 deg stars"
1995, Astrophys. J. Suppl. 98, 271-294
H.Izumiura, S.Deguchi, O.Hashimoto, Y.Nakada, T.Onaka, T.Ono, N.Ukita,
I.Yamamura
"SiO maser survey of the Galactic Bulge IRAS sources; III. Kinematics
of the Bulge stars"
1995, Astrophys. J. 453, 837-863
S.Tamura, H.L.Malasan, A.Yamasaki, O.Hashimoto, E.Kambe, M.Takeuti,
"An observed contrast of NGC1501 with the specified emission-line
intensity ratio"
1995, The Annals of the Israel Physical Society 11, p.163-167
W.Tanaka, T.Okada, O.Hashimoto, I.Yamamura, T.Tanabe
"Spectral indexes of cool carbon stars in the near infrared region III."
1996, Publ. National Astronomical Obs. of Japan 4, 135-152
H.E.Bond, S.D.Kawaler, R.Ciardullo, R.Stover, T.Kuroda, T.Ishida, T.Ono,
S.Tamura, H.Malasan, A.Yamasaki, O.Hashimoto, E.Kambe, M.Takeuti, T.Kato,
J.S.Chen, E.M.Leibowitz, M.M.Roth, T.Soffner, W.Mitsch
"Asteroseismological observations of the central star of the planetary
nebula NGC 1501"
1996, Astron. J. 112, 2699-2711
H.Izumiura, O.Hashimoto, K.Kawara, I.Yamamura, L.B.F.M.Waters
"A detached dust shell surrounding the J-type carbon star Y Canum
Venaticorum"
1996, Astron. Astrophys. 315, L221-L224
O.Hashimoto, H.Izumiura
"A compact circumstellar dust envelope of an evolved AGB star IRC-10529"
1997, Astrophys. Space Sci. 251, 207-210
O.Hashimoto, H.Izumiura, D.J.M.Kester, Tj.R.Bontekoe
"A cold detached dust envelope around an oxygen-rich Mira-type AGB star
R Hydrae"
1998, Astron. Astrophys. 329, 213-218
T.Onaka, T.de Jong, I.Yamamura, T.Tanabe, O.Hashimoto, H.Izumiura
"ISO-SWS observations of the time variability of oxygen-rich Mira
variables"
1998, Astrophys. Space Sci. 255, 331-337
H.Izumiura, O.Hashimoto
"ISOPHOT mapping observations of carbon stars"
1998, Astrophys. Space Sci. 255, 341-347
O.Hashimoto, H.Izumiura
"ISOPHOT mapping observations of a Mira-type AGB star R Hya"
1998, Astrophys. Space Sci. 255, 349-350
O.Hashimoto, H.Izumiura
"Compact circumstellar dust envelopes of evolved AGB stars with heavy
mass loss"
2000, Adv. Space Res. 25, 2197-2200
H.Izumiura, O.Hashimoto
"Circumstellar dust shells of carbon stars resolved with ISO"
2000, Adv. Space Res. 25, 2205-2208
S.L.Schuh, G.Handler, H.Drechsel, P.Hauschildt, S.Dreizler, R.Meduper,
C.Karl, R.Napiwotzki, S,-L.Kim, B.-G.Park, M.Wood, M.Paparo, B.Szeidl,
G.Viraghalmy, D.Zsuffa, O.Hashimoto, K.Kinugasa, H.Taguchi, E.Kambe,
E.Leibowitz, P.Ibbeston, Y.Lipkin, T.Nagel, E.Goehler, M.L.Pretorius
"2MASS J0516288+260738: Discovery of the first eclipsing late K +
Brown dwarf binary system ?"
2003, Astron. Astrophys. 410, 649-661
G.A.H.Walker, R.Kuschnig, J.M.Matthews, P.Reegen, T.Kallinger, E.Kambe,
H.Saio, P.Harmance, D.B.Guenther, S.Marchenko, A.F.J.Moffat, S.M.Rucinski,
D.Sasselov, W.W.Weiss, D.A.Dohlender, H.Bozic, O.Hashimoto, P.Koubsky,
R.Mann, D.Ruzdjak, P.Skoda, M.Slechta, D.Soudar, M.Wolf, S.Yang
"The radial and nonradial pulsations of the Be star Zeta Ophiuchi from
MOST satellite photometr and ground-based spectroscopy"
2005, Astrophys. J. 623, L145-L148
Y.Takeda, O.Hashimoto, H.Taguchi, K.Yoshioka, M.Takada-Hidai, Y.Saito,
S.Honda
"Non-LTE line-formation and abundances of sulfur and zinc in F, G and
K stars"
2005 Publ. Astron. Soc. Japan 57, 751-768
Y.Takeda, H.Taguchi, K.Yoshioka, O.Hashimoto, T.Aikawa, S.Kawanomoto
"Abundances of volatile elements in Post-AGB candidates"
2007, Publ. Astron. Soc. Japan 59, 1127-1140
K.Hiroi, D.Nogami, Y.Ueda, Y.Moritani, Y.Soejima, A.Imada, O.Hashimoto,
K.Kinugasa, S.Honda, S.Narusawa, M.Sakamoto, R.Iizuka, K.Matsuda,
H.Naito, T.Iijima, M.Fujii
"Spectroscopic observations of a WZ Sge-type dwarf nova, GW Librae
during the 2007 superburst"
2009, Publ. Astron. Soc. Japan 61, 697-705
H.Funayama, Y.Itoh, Y.Oasa, E.Toyota, O.Hashimoto, T.Mukai
"Metallicity measurements of Pleiades young dwarfs"
2009, Publ. Astron. Soc. Japan 61, 930-939
Y.Moritani, D.Nogami, A.T.Okazaki, A.Imada, E.Kambe, S.Honda,
O.Hashimoto, Y.Ishino, Y.Suzuki, J.Tanaka
"High-dispersion spectroscopic monitoring of a Be/X-ray binary
A0535+26/V725 Tau I: The long-term profile variability
2010, Mon. Not. R. Astron. Soc. 405, 467-476
K.Sadakane, E.Kambe, Bun'ei Sato, S.Honda, O.Hashimoto
"An abundance analysis of the primary star of the peculiar eclipsing
binary ε Aurigae out of the eclipsing phase"
2010, Publ. Astron. Soc. Japan 62, 1381-1390
H.Izumiura, T.Ueta, I.Yamamura, N.Matsunaga, Y.Ita, M.Matsuura,
Y.Nakada, H.Fukushi, H.Mito, T.Tanabe, O.Hashimoto
"Extended dust shell of the carbon star U Hya observed with AKARI"
2011, Astron. Astrophys. 528, A29
Y.Moritani, D.Nogami, A.T.Okazaki, A.Imada, E.Kambe, S.Honda,
O.Hashimoto, K.Ichikawa
"Drastic spectroscopic variability of the Be/X-ray binary
A0535+262/V725 Tau during and after the 2009 giant outburst"
2011, Pubul. Astron. Scc. Japan 63, L25-L29
K.Sadakane, E.Kambe, O.Hashimoto, S.Honda, Bun'ei Sato
"Disk origin narrow metallic absorption lines observed during the
2009-2011 eclipse of ε Aur"
2013, Publ. Astron. Soc. Japan 65, L1-L4
Y.Moritani, D.Nogami, A.T.Okazaki, A.Imada, E.Kambe, S.Honda,
O.Hashimoto, S.Mizoguchi, Y.Kanda, K.Sadakane, K.Ichikawa
"Precessing warped Be disk triggering the giant outbursts in 2009
and 2011 in A 0535+262/V725 Tau"
2013, Pubul. Astron. Scc. Japan 65, 83 (23p.)
K.Maeda, A.Tajitsu, K.S.Kawabata, R.Foley, S.Honda, Y.Moritani, M.Tanaka,
O.Hashimoto, M.Ishigaki, J.Simon, M.M.Phillips11, M.Yamanaka, D.Nogami1,
A.Arai, W.Aoki, K.Nomoto, D.Milisavljevic, P.A.Mazzali1, A.M.Soderberg,
M.Schramm, B.Sato1, H.Harakawa, N.Morrell, N.Arimoto
"Sodium absorption systems toward SN Ia 2014J originated in interstellar
scale"
2016, Astrophys. J. 816, 57 (17p.)
Y.Takeda, O.Hashimoto, S.Honda
"Photospheric carbon and oxygen abundances of F-G type stars in
Pleiades cluster"
2017, Pubul. Astron. Scc. Japan 69, 1 (17p.)
O.Hashimoto, H.L.Malasan, Y.Kozai
"Gunma Astronomical Observatory and its international activities
with south-east Asian countries"
2018, J. Tech. Soc. Sci. 2, No.1, 1-10
Y.Takeda, O.Hashimoto, S.Honda
"Spectroscopic determination of Capella's photospheric abundances:
possible influence of stellar activity"
2018, Astropys. J. 862, 57 (19p.)
M.Kimura, T.Kato, H. Maehara, R.Ishioka, B.Monard, K.Nakajima, G.Stone,
E.P.Pavlenko, O.I.Antonyuk, N.V.Pit, A.A.Sosnovskij, N.Katysheva,
M.Richmond, R.Michel, K.Matsumoto, N.Kojiguchi, Y.Sugiura, S.Tei,
K.Yamamura, L.M.Cook, R.Sabo, I.Miller, W.Goff, S.Kiyota, S.Y.Shugarov,
P.Golysheva, O.Bozuakova, S.M. Brincat, H.Itoh, T.Tordai, C.Littlefield,
R.D.Pickard, K.Tanabe, K.Kinugasa, S.Honda, H.Taguchi, O.Hashimoto,
D.Nogami
"On the nature of long-period dwarf novae with rare and low-amplitude
outburusts"
2018, Publ. Astron. Soc. Japan 70, 78 (1-17)
I.Puspitarini, H.L.Malasan, O.Hashimoto
"Diffuse Interstellar Bands in the High-Resolution GAOES Data"
2019, Journal of Physics. Conf. Serises 1231, 012009 (6p.),
doi:10.1088/1742-6596/1231/1/012009
O.Hashimoto, H.L.Malasan
"Twenty years of the Gunma Astronomical Observatory, experimental trials
of how to use a 1.5-m telescope at a public observatory"
2019, Journal of Physics. Conf. Serises 1231, 012015 (8p.),
doi:10.1088/1742-6596/1231/1/012015
Y.Takeda, S.Honda, H.Taguchi, O.Hashimoto
"Spectrum variability of the active solar-type star Xi Bootis A"
2020, Publ. Astron. Soc. Japan 72, 28 (1-16)
W.Tanaka, T.Okada, O.Hashimoto, T.Tanabe
"Radial velocity variation of the 2.3um CO band of α Orionis"
2022, Publ, Nat. Obs. Japan, 16, 1-4
Y.Tampo, D.Nogami, T.Kato, K.Ayani, H.Naito, N.Narita, M.Fujii,
O.Hashimoto, K.Kinugasa, S.Honda, H.Takahashi, S.Narusawa, M.Sakamoto,
A.Imada
"Spectroscopic observations of V455 Andromedae Superoutbursts in 2007:
the most exotic spectral features in dwarf noba outbursts"
2022, Publ. Astron. Soc. Japan 74, 460-476
金井昂大, 大朝由美子, 高橋英則, 橋本修, 田口光
( T.Kanai, Y.Oasa, H.Takahashi, O.Hashimoto, H.Taguchi )
"三波長同時偏光撮像装置MuSaSHIのぐんま天文台150cm望遠鏡搭載と観測"
"Installation of Multi-wavelength SimultaneouS High throughput Imager
and polarimeter (MuSaSHI) for Multi-color Imaging Observations on
the Gunma Astronomical Observatory 150cm Telescope"
2024, Stars and Galaxies 7, id3, (7p.)
B. 国際研究会集録, 査読のない論文, 書籍 等
Y.Nakada, H.Izumiura, T.Onaka, O.Hashimoto, N.Ukita, S.Deguchi, T.Tanabe
"Detection of water maser emission from a carbon star V778 Cygni"
1988, Proc. IAU Colloq. 108, Atmospheric Diagnostics of Stellar
Evolution: Chemical Peculiarity, Mass Loss, and Explosion, ed. K.Nomoto,
(Springer: Hidelberg) p.53
O.Hashimoto, Y.Nakada, T.Onaka, T.Tanabe, F.Kamijo
"A model analysis of IRAS M stars with the 10 um silicate emission band"
1990, Proc. Colloq., From Mira to Planetary Nebulae, eds. M.O.Mennessier
and A.Omont, (Editions Frontieres:Gif sur Yvette) p.217
O.Hashimoto, Y.Nakada, T.Onaka, T.Tanabe, F.Kamijo
"Circumstellar dust envelopes of M giant stars"
1990, Proc. Workshop, Dusty Objects in the Universe, eds. Bussoletti and
Vittone, (Kluwer:Dordrecht) p.95
O.Hashimoto,
"The dust envelopes of red giant stars"
1991, Annual reports by Research Institute for Science and Technology,
Kinki University 3, p.79
O.Hashimoto
"A model analysis of the infrared data of late type stars surrounded by
the circumstellar dust envelopes"
1992, Science Reports of the Tohoku Univ. 12, p.133
H.Izumiura, T.Ono, I.Yamamura, K.Okumura, T.Onaka, S.Deguchi, N.Ukita,
O.Hashimoto, Y,Nakada
"SiO maser survey of the Bulge IRAS sources"
1993, Proc. IAU Symp. 153, Galactic Bulges, eds. H.Deijonghe and H.J.
Habing, (Kluwer Academic Publishers) p.303
S.Deguchi, O.Hashimoto, H.Izumiura, Y.Nakada, K.Okumura, T.Onaka, T.Ono,
N.Ukita, I.Yamamura
"Motion of the local standard of rest deduced from the observation of the
Galactic SiO maser sources"
1993, Proc. Yamada Conference XXXVII, Evolution of the Universe and its
Observational Quest, ed. K.Sato, (Universal Academy Press) p.415
S.Deguchi, N.Ukita, H.Izumiura, T.Ono, Y.Nakada, T.Onaka, I.Yamamura,
O.Hashimoto,
"Results of the SiO maser survey of the Galactic Bulge IRAS sources"
1996, Proc. IAU Symp. 169, Unsolved problems of the Milky Way, eds.
L.Blitz and P.Teuben, p.119
T.Onaka, T.de Jong, I.Yamamura, T.Tanabe, O.Hashimoto, H.Izumiura
"Time variation of SWS spectra of oxygen-rich Mira variables"
1997, Proc. First ISO workshop on analytical spectroscopy, ESA SP-419,
p.223
O.Hashimoto, H.Izumiura
"The circumstellar dust envelope of a Mira-type AGB star R Hya and its
mass loss process"
1998, Proc. IAUJD.24 Pulsating Stars, eds. M.Takeuti and D.D.Sasselov,
p.119
H.Izumiura, O.Hashimoto
"Extended dust shells surrounding AGB stars resolved with ISO"
1999, Proc. IAU Symp. 191, Asymptotic Giant Stars, eds. T.LeBertre,
A.Lebre, and C.Waelkens, p.401
H.Izumiura, L.B.F.M.Waters, T.de Jong, C.Loup, O.Hashimoto
"Extended dust shells around carbon stars in the infrared an in optical
lights"
2000, Proc. IAU Symp. 177, Carbon Stars, ed. R. Wing, p.425
O.Hashimoto, K.Kinugasa, E.Nishihara, H.Obayashi, H.Taguchi, H.L.Malasan,
T.Kurata, H.Okuda, M.Shimizu, Y.Kozai
"Gunma Astronomical Observatory 1.5m telescope and its instruments"
2002, Proc. The 8th IAU APRM Vol.II, p.7
E.Nishihara, K.Kinugasa, O.Hashimoto, H.Okuda, H.Yamaoka
"Early-time infrared photometry of a hypernova: SN2002ap"
2002, Proc. The 8th IAU APRM Vol.II, p.347
H.Obayashi, O.Hashimoto, E.Nishihara, K.Kinugasa
"The advantages of Gunma Astronomical Observatory"
2003, ASP Conference Series 312, p.540
O.Hashimoto, H.L.Malasan, T.Yamamuro, N.Takeyama, T.Kurata, M.Shimizu,
Y.Kozai
"Gunma Astronomical Observatory Echelle Spectrograph (GAOES)
2003, Proc. IAUJD.20 Frontiers of High Resolution Spectroscopy, p.39
O.Hashimoto, K.Kinugasa, E.Nishihara, H.L.Malasan, H.Okuda, M.Shimizu
"Gunma Astronomical Observatory 150 cm telescope and its observation
instruments"
2005, Proc. "Grain Formation Workshop 2003", eds. C.Kaito and
O.Hashimoto, Vol.23, p.1, Ritsumeikan University, Japan
O.Hashimoto, H.L.Malasan, H.Taguchi, T.Kurata, T.Yamamuro, N.Takeyama,
M.Shimizu
"A High Resolution Echelle Spectrograph GAOES on the 150cm reflectror of
Gunma Astronomical Observatory"
2005, Proc. APRIM2005, eds. W,Sutantyo, P.W.Premadi, P.Mahasena,
T.Hidayat, S.Mineshige, ( ITB Press, Bandung ) p.295
K.Kinugasa, H.L.Malasan, B.Indradjaja, O.Hashimoto, H.Taguchi, T.Kurata,
Y.Kozai, B.Hidayat
"Cooperating Activities with small telescopes between ITB and GAO"
2005, Proc. APRIM2005, eds. W,Sutantyo, P.W.Premadi, P.Mahasena,
T.Hidayat, S.Mineshige, ( ITB Press, Bandung ) p.301
A.T.Puri Jatmiko, H.L.Malasan, O.Hashimoto, H.Taguchi
"High-resolution spectroscopy of CD Tauri, an eclipsing binary with
similar components"
2005, Proc. APRIM2005, eds. W,Sutantyo, P.W.Premadi, P.Mahasena,
T.Hidayat, S.Mineshige, ( ITB Press, Bandung ) p.102
H.Taguchi, K.Kinugasa, B.Indradjaja, G.I.Prasetyono, H.Setyanto,
H.L.Malasan, O.Hashimoto, T.Kurata
"A remote telescope system of Gunma Astronomical Observatory (GAO) and
Institute of Technology Bandung (ITB)"
2005, Proc. APRIM2005, eds. W,Sutantyo, P.W.Premadi, P.Mahasena,
T.Hidayat, S.Mineshige, ( ITB Press, Bandung ) p.338
P.Koubsky, P.Harmance, P.Skoda, M.Slechta, S.Yang, D.Bohlender,
E.Kambe, O.Hashimoto
"Study of the line-profile variation in the spectrum of ζ Oph during
the May/June 2004 MOST satellite campaign"
2007, ASP Conference Series 361, p.451
O.Hashimoto, H.L.Malasan, H.Taguchi, K.Kinugasa, B.Dermawan,
B.Indradjaja, Y. Kozai
"Mutual collaboration between Institute of Technology Bandung, Indonesia
and Gunma Astronomical Observatory, Japan"
2007, Proc. IAU SPS5 Astronomy for the Developing World, eds.
J.Hearnshaw, P.Martinez, p.141
G.Vauclair, J.-E.Solheim, J.-N.Fu, M.Chevreton, N.Dolez, M.S.O'Brien,
A.S.Mukadam, S.-L.Kim, B.-G.Park, G.Handler, R.Medupe, M.Wood,
J.Gonzalez Perez, O.Hashimoto, K.Kinugasa, H.Taguchi, E.Kambe,
V.Dobrovolskas, J.L.Provencal, S.Dreizler, S.Schuh, E.M.Leibowitz,
Y.Lipkin, X.-B.Zhang, M.Paparo, B.Szeidl, G.Viraghalmy, D.Zsuffa,
"Abell 43 and PG 0122+200: a look at the beginning and at the end of
the PG 1159 instability strip"
2007, ASP Conference Series 372, p.641
H.Izumiura, Y.Nakada, O.Hashimoto, H.Mito, T.Hayashi
"Detection of an 0.1 pc dust shell of the carbon star U Hydrae through
optical light"
2007, ASP Conference Series 378, p.305
U.Ueta, H.Izumiura, I.Yamamura, O.Hashimoto, M.Matsuura, T.Miyata,
Y.Nakada, Y.Ita, N.Matsunaga, T.Tanabe, H.Fukushi, T.Tsuji
"Excavating mass loss history in extended dust shells of evolved stars:
the MLHES mission programme with the AKARI astronomy satellite
2007, ASP Conference Series 948, p.365
O.Hashimoto, S.Honda, H.Taguchi, H.Takahashi
"Spectroscopic observation of AGB stars at Gunma Astronomical
Observatory"
2009, Proc. AGB stars and related phenomena, eds. T.Ueta, N.Matsunaga,
and Y.Ita, p.90
K.Kinugasa, O.Hashimoto, S.Honda, H.Takahashi, H.Taguchi, E.Nishihara,
and the GAO Staff
"Optical follow-up observations of transient sources at Gunma
Astronomical Observatory"
2009, Proc. Astrophysics with all-sky X-ray observations, p.332
O.Hashimoto, H.L.Malasan, H.Taguchi, K.Kinugasa, H.Takahashi,
B.Dermawan, T.Kurata, Y.Kozai
"Mutual collaboration between Istitu Teknologi Bandung and Gunma
Astronomical Observatory"
2009, Proc. ITB-GAO Joint Workshop in Astronomy and Science Education,
p.1
H.Taguchi, O.Hashimoto, H.L.Malasan, K.Yoshioka
"Spectroscopic study of U Mon an RV Tau type post AGB star"
2009, Proc. ITB-GAO Joint Workshop in Astronomy and Science Education,
p.40
O.Hashimoto, H.L.Malasan, H.Taguchi, H.Takahashi, S.Honda
"Gunma Astronomical Observatory Echelle Spectrograph (GAOES)
in GAO-ITB collaboration"
2009, Proc. ITB-GAO Joint Workshop in Astronomy and Science Education,
p.45
D.Nogami, K.Hiroi, Y.Suzuki, Y.Moritani, Y.Soejima, A.Imada, O.Hashimoto,
K.Kinugasa, S.Honda, K.Ayani, S.Narusawa, H.Naito, M.Sakamoto, T.Iijima,
M.Fujii, N.Narita
"Spectroscopic Observations of WZ Sge-type Dwarf Novae, GW Lib and
V455 And in Superoutburst"
2009, ASP Conference Series 404, p.52
Y.Moritani, D.Nogami, A.T.Okazaki, A.Imada, E.Kambe, S.Honda,
O.Hashimoto, K.Ichikawa
"Drastic Spectroscopic Variability of the Be/X-ray Binary
A0535+262/V725 Tau during and after the 2009 Giant Outburst"
2011, IAUS 272, p.618
T.Ueta, H.Izumiura, I.Yamamura, N.Matsunaga, Y,Ita, M.Matsuura,
Y.Nakada, H.Fukushi, H.Mito, T.Tanabe, O.Hashimoto
Extended Dust Shell of the Carbon Star U Hya Revealed by AKARI
2011, ASP Conference Series 445, p.637
Y.Moritani, D.Nogami, A.T.Okazaki, A.Imada, E.Kambe, S.Honda, O.Hashimoto
K.Ichikawa
"The Be Disk Structure in A 0535+262/V725 Tau During the X-Ray Giant
Outburst"
2012, ASP Conference Series 464, 285
E.Kambe, K.Sadakane, O.Hashimoto, S.Honda, B.Sato
"Line-profile variations of the primary of the Epsilon Aurigae eclipsing
binary system"
2013, ASP Conference Series 479, 203
A.Sodor, P.De Cat, D.Wright, C.Neiner, M.Briquet, R.J.Dukes,
F.C.Fekel, G.W.Henry, M.H.Williamson, M.W.Muterspaugh, E.Brunsden,
K.R.Pollard, P.L.Cottrell, F.Maisonneuve, P.M.Kilmartin, J.M.Matthews,
T.Kallinger, P.G.Beck, E.Kambe, C.A.Engelbrecht, R.J.Czanik, S.Yang,
O.Hashimoto, S.Honda, J.-N.Fu, B.Castanheira, H.Lehmann, N.Behara,
H.Van Winckel, S.Scaringi, J.Menu, A.Lobel, P.Lambens, P.Mathias,
"Extensive spectroscopic and photometric study of HD 25558, a long
orbital-period binary with two SPB components"
2014, IAUS 301, p.491
R.Iizuka, T.Matsumura, Y.Tsuboi, S.Ogawa, M.Akiyama, M.Higa, T.Umemoto,
T.Hirota, H.Hanayama, N.Tokimasa, J.Takahashi, A.Arai, Shin-ya Narusawa,
O.Hashimoto, H.Tkahahshi, H.Maehara, D.Nogami, K.Ayani, M.Isogai,
O.Oshima, M.Fujii, K.Nagai, H.Itoh, K.Shiokawa, S.Kiyota
"Simultaneous multi-wavelength observations of large flare stars"
2014, Proc. Suzaku-MAXI 2014: Expanding the Frontiers of the X-ray
Universe, eds, M.Ishida, R.Petre, K.Mizuda, p.154
A.Kawagoe, Y.Tsuboi, Y.Sugawara, Y.Maehara, O.Hashimoto, S.Honda,
K.Morihana, R.Iizuka, M.Higa, R.Usui, H.Negoro, and MAXI team
"The nature of the giant flare star HD347929 detected with MAXI/GSC"
2014, Proc. Suzaku-MAXI 2014: Expanding the Frontiers of the X-ray
Universe, eds, M.Ishida, R.Petre, K.Mizuda, p.164
O.Hashimoto, S.Yamano, A.Igarashi
"Gunma Astronomical Observatory, a public observatory with a large
telescope"
2016, Proc. International Symposium on the NAOJ Museum, eds. K.Usuda-
Sato, S.Nemoto, H.Agata, p.58, NAOJ, Tokyo
O.Hashimoto, H.Taguchi
"A spectroscopic eyepiece system for large telescopes at public
observatories"
2018, Proc. Communicating Astronomy with the Public 2018 in Fukuoka,
p.56
B.Sato, O.Hashimoto, M.Omiya, A.Tajitsu, H.Izumiura, S.Honda,
K.Matsubayashi, E.Kambe, T.Takarada, H.Harakawa, N.Narita, Y.Hori,
M.Kunitomo, Y.Hayashi
"GAOES-RV: a high-dispersion echelle spectrograph for radial velocimetry
with the 3.8 m Seimei Telescope"
2024, Proc. SPIE 13096, Ground-based and Airborne Instrumentation for
Astronomy X, 1309644 (9p.)
https://doi.org/10.1117/12.3019538
橋本修, 衣笠健三
「ぐんま天文台1.5m望遠鏡による静止衛星観測の試み」
"Photometric and spectroscopic observations of geostationary satellites
with the use of the 1.5m telescope at Gunma Astronomical Obsevatory"
2017, Spaceguard Research 8, p.41
M.Yamanaka, T.Nakaoka, M.Kawabata, K.S.Kawabata, M.tanaka, N.Tominaga,
K. Maeda, O.Hashimoto, K.Kinugasa, M.Takayama, K.Morihana
"Spectroscopic follow-up observations of AT 2016coi (ASASSN-16fp) :
possible detection of helium"
2016, ATel 9124
E. 国際会議等に於ける招待講演
O.Hashimoto
"Stellar astrophysics with high-resolution echelle spectrograph (GAOES)"
Science Seminar IV (Seminar MIPA IV), Faculty of Mathematics and
Natural Sciences, Institute of Technology Bandung
2004-10, Bandung, Indonesia
O.Hashimoto, H.L.Malasan
"Report on 5-year cooperation in Astronomy between GAO-ITB"
ITB-GAO Joint Workshop in Astronomy and Science Education 2007
2007-07, Bandung, Indonesia
O.Hashimoto, H.L.Malasan, H.Taguchi, H.Takahashi
"Gunma Astronomical Observatory Echelle Spectrograph (GAOES)"
in GAO-ITB collaboration
ITB-GAO Joint Workshop in Astronomy and Science Education 2007
2007-07, Bandung, Indonesia
Y.Kozai, O.Hashimoto
"International collaboration activities of Gunma Astronomical Observatory"
7th East Asian Meeting on Astronomy, East Asian Network of
Astronomy: Research, Education and Popularization
2007-10, Fukuoka, Japan
H.L.Malasan, O.Hashimoto, A.T.Purijatmiko, H.Taguchi
"High resolution spectroscopy of double-lined detached eclipsing binaries"
using The Gunma Astronomical Observatory Echelle Spectrometer
The 8th Pacific Rim Conference on Stellar Astrophysics
2008-05, Phuket, Thailand
O.Hashimoto, Y.Kozai, H.Taguchi, T.Kurata
"Gunma Astronomical Observatory (GAO) and South-East Asia"
2nd Southeast Asia Astronomy Network Conference
2010-02, Manila, Philippines
O.Hashimoto, H.L.Malasan, Y.Kozai
"Gunma Astronomical Observatory and its international activities"
International Conference on Technology and Social Science 2017
2017-05, Kiryu, Japan
O.Hashimoto, H.L.Malasan
"Research and education activities at Gunma Astronomical Observatory,
a public observatory with a large telescope"
Seminar Nasional Fisika 2018 ( National Conference of Physics 2018 ),
Universitas Negeri Jakarata
2018-07, Jakarta, Indonesia
O.Hashimoto, H.L.Malasan
"Twenty years of the Gunma Astronomical Observatory - experimental
trials of how to use a 1.5-m telescope at a public observatory -"
The 10th Southeast Asia Astronomy Network (SEAAN) 2018 Meeting
2018-10, Lampung, Indonesia
O.Hashimoto
"GAOES, a high resolution spectrograph for middle class telescopes"
Colloquium, Fculty of Math and Science, Institut Teknologi Bandung
2019-10, Bandung, Indonesia
O.Hashimoto, H.Taguchi, H.L.Malasan
"Scientific activities with a 1.5 meter telescope at Gunma Astronomical
Observatory"
Southeast Asia-Regional Astronomy Seminar (SARAS2021),
Universiti Malaya
2021-09, Kuala Lumpur, Malaysia ( online )
O.Hashimoto
"High resolution spectroscopy"
The international Virtual Course (IVC) on binary and Variable Stars
Astrophysical Observation Program, Bundung Institute of Technology (ITB)
2023-07, Bundung, Indonesia ( online )
