Naruhisa Takato

Details der Publikationsliste

Zeitraum

2003 - 2009

Anzahl

32

Co-Autoren

Near-infrared coronagraph imager on the Subaru 8m telescope (2009)

Koji Murakawa, Hiroshi Suto, Motohide Tamura, Hideki Takami, Naruhisa Takato, Saeko S. Hayashi, ...

We introduce a near-infrared camera named coronagraph imager with adaptive optics (CIAO) mounted on the Subaru 8m telescope. Combined with the Subaru 36 elements adaptive optics (AO), CIAO can...

Direct Observation of the Extended Molecular Atmosphere of o Cet by Differential Spectral Imaging with an Adaptive Optics System (2009)

Takami, Hideki, Goto, Miwa, Gaessler, Wolfgang, Hayano, Yutaka, Iye, Masanori, Kamata, Yukiko, ...

We present new measurements of the diameter of o Cet (Mira) as a function of wavelength in the 2.2 micron atmospheric window using the adaptive optics system and the infrared camera and spectrograph...

Rotation-Resolved Spectroscopy of a Very Young Asteroid, (1270) Datura (2008)

Takato, Naruhisa

(1270) Datura is the largest member of a very young asteroid cluster that was thought to be broken-up 0.45 Myr ago. The light-curve and the rotation-resolved reflectance spectra (0.6 um - 1.0 um)...

Diffraction-limited 3 µm spectroscopy of IRAS 04296+3429 and IRAS 05341+0852: spatial extent of hydrocarbon dust emission and dust evolutionary sequence (2007)

Goto, Miwa, Kwok, Sun, Takami, Hideki, Hayashi, Masa, Gaessler, W., Hayano, Yutaka, ...

We present 3 mum spectroscopy of the carbon-rich protoplanetary nebulae IRAS 04296+3429 and IRAS 05341+0852, conducted with the adaptive optics system at the Subaru Telescope. We utilize the nearly...

Adaptive Optics Spectroscopy of the [Fe II] Outflows from HL Tauri and RW Aurigae (2006)

Pyo, Tae-Soo, Hayashi, Masahiko, Kobayashi, Naoto, Tokunaga, Alan T., Terada, Hiroshi, Takami, Hideki, ...

We present new results of [Fe II] 1.644-micron spectroscopy toward the jets from HL Tau and RW Aur carried out with the Subaru Telescope combined with the adaptive optics system. We observed the...

First Detection of NaI D lines in High-Redshift Damped Lyman-alpha Systems (2006)

Kondo, Sohei, Kobayashi, Naoto, Minowa, Yosuke, Tsujimoto, Takuji, Churchill, Christopher W., Takato, Naruhisa, ...

A Near-infrared (1.18-1.35 micron) high-resolution spectrum of the gravitationally-lensed QSO APM 08279+5255 was obtained with the IRCS mounted on the Subaru Telescope using the AO system. We...

Adaptive optics spectroscopy of the [Fe II] outflows from HL Tauri and RW Aurigae (2006)

Pyo, Tae-Soo, Hayashi, Masahiko, Kobayashi, Naoto, Tokunaga, Alan T., Terada, Hiroshi, Takami, Hideki, ...

We present new results of [Fe II] lambda1.644 mum spectroscopy toward the jets from HL Tau and RW Aur carried out with the Subaru Telescope combined with the adaptive optics system. We observed the...

First detection of Na I D lines in high-redshift damped Lya Systems (2006)

Kondo, Sohei, Kobayashi, Naoto, Minowa, Yosuke, Tsujimoto, Takuji, Churchill, Christopher W., Takato, Naruhisa, ...

An NIR (1.18-1.35 mum) high-resolution spectrum of the gravitationally lensed QSO APM 08279+5255 was obtained with the Subaru Telescope IRCS using the AO system. We have detected strong Na I D...

Subaru Super Deep Field with Adaptive Optics I. Observations and First Implications (2005)

Minowa, Yosuke, Kobayashi, Naoto, Yoshii, Yuzuru, Totani, Tomonori, Maihara, Toshinori, Iwamuro, Fumihide, ...

We present a deep $K^{\prime}$-band (2.12$\mu$m) imaging of 1\arcmin\ $\times$ 1\arcmin Subaru Super Deep Field (SSDF) taken with the Subaru adaptive optics (AO) system. Total integration time of...

A Young Brown Dwarf Companion to DH Tauri (2004)

Itoh, Yoichi, Hayashi, Masahiko, Tamura, Motohide, Tsuji, Takashi, Oasa, Yumiko, Fukagawa, Misato, ...

We present the detection of a young brown dwarf companion DH Tau B associated with the classical T Tauri star DH Tau. Near-infrared coronagraphic observations with CIAO on the Subaru Telescope have...

H$_2$ Emission Nebulosity Associated with KH 15D (2004)

Tokunaga, A. T., Dahm, S., Gaessler, W., Hayano, Yutaka, Hayashi, Masahiko, Iye, Masanori, ...

An H$_2$ emission filament is found in close proximity to the unique object KH 15D using the adaptive optics system of the Subaru Telescope. The morphology of the filament, the presence of...

CIAO: Coronagraphic imager with adaptive optics on the Subaru Telescope (2004)

Murakawa, Koji, Suto, Hiroshi, Tamura, Motohide, Kaifu, Norio, Takami, Hideki, Takato, Naruhisa, ...

We present the performances of direct imaging with adaptive optics, coronagraph, and imaging-polarimetry of the coronagraphic imager with adaptive optics (CIAO) for the Subaru telescope. Combining...

Performance of Subaru Cassegrain Adaptive Optics System (2004)

Takami, Hideki, Takato, Naruhisa, Hayano, Yutaka, Iye, Masanori, Oya, Shin, Kamata, Yukiko, ...

The design and performance of the Cassegrain Adaptive Optics (AO) system for the 8.2m Subaru Telescope are reported. The system is based on a curvature wavefront sensor with 36 photon-counting...

H2 emission nebulosity associated with KH 15D (2004)

Tokunaga, A. T., Dahm, S., Gaessler, W., Hayano, Yutaka, Hayashi, Masahiko, Iye, Masanori, ...

An H2 emission filament is found in close proximity to the unique object KH 15D using the adaptive optics system of the Subaru Telescope. The morphology of the filament, the presence of spectroscopic...

A subarcsecond companion to the T Tauri star AS 353B (2004)

Tokunaga, A. T., Reipurth, Bo, Gaessler, W., Hayano, Yutaka, Hayashi, Masahiko, Iye, Masanori, ...

Adaptive optics imaging of the bright visual T Tauri binary AS 353 with the Subaru Telescope shows that it is a hierarchical triple system. The secondary component, located 5.6" south of AS 353A, is...

Current performance and on-going improvements of the 8.2 m Subaru Telescope (2004)

Iye, Masanori, Karoji, Hiroshi, Ando, Hiroyasu, Kaifu, Norio, Kodaira, Keiichi, Aoki, Kentaro, ...

An overview of the current status of the 8.2m Subaru Telescope constructed and operated at Mauna Kea, Hawaii, by the National Astronomical Observatory of Japan is presented. The basic design concept...

A Subarcsecond Companion to the T Tauri Star AS 353B (2003)

Tokunaga, A. T., Reipurth, Bo, Gaessler, W., Hayano, Yutaka, Hayashi, Masahiko, Iye, Masanori, ...

Adaptive optics imaging of the bright visual T Tauri binary AS 353 with the Subaru Telescope shows that it is a hierarchical triple system. The secondary component, located 5.6" south of AS 353A, is...

Spatially resolved 3 micron spectroscopy of IRAS 22272+5435: Formation and evolution of aliphatic hydrocarbon dust in proto-planetary nebulae (2003)

Goto, Miwa, Gaessler, W., Hayano, Yutaka, Iye, Masanori, Kamata, Yukiko, Kanzawa, Tomio, ...

We present medium-resolution 3 µm spectroscopy of the carbon-rich proto-planetary nebula IRAS 22272+5435. Spectroscopy with the Subaru Telescope adaptive optics system revealed a spatial variation...

Carbon isotope ratio in 12CO/13CO toward local molecular clouds with near-infrared high-resolution spectroscopy of vibrational transition bands (2003)

Goto, Miwa, Usuda, Tomonori, Takato, Naruhisa, Hayashi, Masa, Sakamoto, Seiichi, Gaessler, W., ...

We report the carbon monoxide isotope ratio in local molecular clouds toward LkH**alpha; 101, AFGL 490, and Mon R2 IRS 3. The vibrational transition bands of 12CO **nu;=2**lt;--0 and 13CO...

The structure of young stellar jets and winds revealed by high resolution [Fe II] l1.644µm Line observations (2003)

Pyo, Tae-Soo, Hayashi, Masahiko, Kobayashi, Naoto, Tokunaga, Alan T., Terada, Hiroshi, Goto, Miwa, ...

We present high angular resolution spectra taken along the jets from L1551 IRS 5 and DG Tau obtained with the Subaru Telescope. The position-velocity diagrams of the [Fe II] **lambda; 1.644 µm...

Adaptive optics spectroscopy of the [Fe II] outflow from DG Tauri (2003)

Pyo, Tae-Soo, Kobayashi, Naoto, Hayashi, Masahiko, Terada, Hiroshi, Goto, Miwa, Takami, Hideki, ...

We present results of the velocity-resolved spectroscopy of the [Fe II] **lambda;1.644 µm emission line along the optical jet emanating from DG Tau. The slit spectrum, obtained with the Subaru...