A massive disk galaxy at z>3 along the sightline of QSO 1508+5714 (2009)
Wang, Yiping, Yamada, Toru, Tanaka, Ichi, Iye, Masanori
We have obtained deep images in the BVRIJHKs bands of the field centered on QSO 1508+5714 (z_{em} =4.28) with the Suprime camera, FOCAS and MOIRCS cameras on Subaru telescope. We report here the...
Improved Measurement of the Rossiter-McLaughlin Effect in the Exoplanetary System HD 17156 (2009)
Narita, Norio, Hirano, Teruyuki, Sato, Bun'ei, Winn, Joshua N., Suto, Yasushi, Turner, Edwin L., ...
We present an improved measurement of the Rossiter-McLaughlin effect for the exoplanetary system HD 17156, based on radial-velocity data gathered with the Subaru 8.2m telescope throughout the...
Understanding Lyman-alpha emitters (2009)
Nilsson, Kim K., Meisenheimer, Klaus, Bond, Nicholas, Gawiser, Eric, Francke, Harold, Kunth, Daniel, ...
This publication contains the conference summary of the Understanding Lyman-alpha Emitters conference held at the Max Planck Institute for Astronomy in Heidelberg October 6 - 10, 2008. The scope of...
Discovery of a Giant Lya Emitter Near the Reionization Epoch (2008)
Ouchi, Masami, Ono, Yoshiaki, Egami, Eiichi, Saito, Tomoki, Oguri, Masamune, McCarthy, Patrick J., ...
We report the discovery of a giant Lya emitter (LAE) with a Spitzer/IRAC counterpart near the reionization epoch at z=6.595. The giant LAE is found from the extensive 1 deg^2 Subaru narrow-band...
Measurement of the Spin-Orbit Angle of Exoplanet HAT-P-1b (2008)
Johnson, John A., Winn, Joshua N., Narita, Norio, Enya, Keigo, Williams, Peter K. G., Marcy, Geoffrey W., ...
We present new spectroscopic and photometric observations of the HAT-P-1 planetary system. Spectra obtained during three transits exhibit the Rossiter-McLaughlin effect, allowing us to measure the...
Subaru/MOIRCS Near-Infrared Imaging in the Proto-Cluster Region at z=3.1 (2008)
Uchimoto, Yuka Katsuno, Suzuki, Ryuji, Tokoku, Chihiro, Ichikawa, Takashi, Konishi, Masahiro, Yoshikawa, Tomohiro, ...
We present the results of deep near-infrared imaging observations of the z=3.1 proto-cluster region in the SSA22a field taken by MOIRCS mounted on the Subaru Telescope. We observed a 21.7 arcmin^2...
The SPICA Consortium, Swinyard, Bruce, Nakagawa, Takao, Merken, Patrick, Royer, Pierre, Souverijns, Tim, ...
Ichi Tanaka, Toru Yamada, Alfonso Aragon-Salamanca, Tadayuki Kodama, Takamitsu Miyaji, Kouji Ohta, ...
We previously reported a significant clustering of red galaxies (R \Gamma K = 3:5-- 6) around the radio-loud quasar B2 1335+28 at z = 1:086 (Yamada et al. 1997, Paper I ). In this paper, we establish...
Liu, Xin, Turner, Edwin L., Narita, Norio, Suto, Yasushi, Winn, Joshua N., Yamada, Toru, ...
We present a new technique for detecting scattered starlight from transiting, close-orbiting extrasolar giant planets (CEGPs) that has the virtues of simplicity, robustness, linearity, and...
Ouchi, Masami, Shimasaku, Kazuhiro, Akiyama, Masayuki, Simpson, Chris, Saito, Tomoki, Ueda, Yoshihiro, ...
We present luminosity functions (LFs) and various properties of Lya emitters (LAEs) at z=3.1, 3.7, and 5.7, in a 1 deg^2 sky of the Subaru/XMM-Newton Deep Survey (SXDS) Field. We obtain a photometric...
Measurement of the Rossiter--McLaughlin Effect in the Transiting Exoplanetary System TrES-1 (2007)
Narita, Norio, Enya, Keigo, Sato, Bun'ei, Ohta, Yasuhiro, Winn, Joshua N., Suto, Yasushi, ...
We report a measurement of the Rossiter--McLaughlin effect in the transiting extrasolar planetary system TrES-1, via simultaneous spectroscopic and photometric observations with the Subaru and MAGNUM...
Ichikawa, Takashi, Suzuki, Ryuji, Tokoku, Chihiro, Katsuno-Uchimoto, Yuka, Konishi, Masahiro, Yoshikawa, Tomohiro, ...
We present the first measurement of clustering properties of low mass galaxies with a stellar mass down to M_*~10^9 Msun at 1
MOIRCS Deep Survey. I: DRG Number Counts (2006)
Kajisawa, Masaru, Konishi, Masahiro, Suzuki, Ryuji, Tokoku, Chihiro, Uchimoto, Yuka Katsuno, Yoshikawa, Tomohiro, ...
We use very deep near-infrared imaging data taken with Multi-Object InfraRed Camera and Spectrograph (MOIRCS) on the Subaru Telescope to investigate the number counts of Distant Red Galaxies (DRGs)....
Proto-Clusters with Evolved Populations around Radio Galaxies at z~2.5 (2006)
Kajisawa, Masaru, Kodama, Tadayuki, Tanaka, Ichi, Yamada, Toru, Bower, Richard
We report a discovery of proto-cluster candidates around high redshift radio galaxies at z~2.5 on the basis of clear statistical excess of colour-selected galaxies around them seen in the deep...
Kajisawa, Masaru, Yamada, Toru
We use deep multi-band optical and near-infrared data for four general fields, GOODS-South, HDF North/South, and IRAC UDF in GOODS-North to investigate the evolution of the observed rest-frame U-V...
Extrasolar Transiting Planet Search with Subaru Suprime-Cam (2006)
Urakawa, Seitaro, Yamada, Toru, Suto, Yasushi, Turner, Edwin. L., Itoh, Yoichi, Mukai, Tadashi, ...
We report the results of a prototype photometric search for transiting extrasolar planets using Subaru Suprime-Cam. Out of about 100,000 stars monitored around the Galactic plane (l=90 degree,b=0...
A Keck/DEIMOS Spectroscopy of Lyman Alpha Blobs at Redshift z=3.1 (2006)
Matsuda, Yuichi, Yamada, Toru, Hayashino, Tomoki, Yamauchi, Ryosuke, Nakamura, Yuki
We present the results of an intermediate resolution (~2 angstrom) spectroscopy of a sample of 37 candidate Lyman alpha blobs and emitters at redshift z=3.1 using the DEIMOS spectrograph on the 10 m...
Totani, Tomonori, Kawai, Nobuyuki, Kosugi, George, Aoki, Kentaro, Yamada, Toru, Iye, Masanori, ...
The gamma-ray burst (GRB) 050904 at z = 6.3 provides the first opportunity of probing the intergalactic medium (IGM) by GRBs at the epoch of the reionization. Here we present a spectral modeling...
Yamada, Toru, Kodama, Tadayuki, Akiyama, Masayuki, Furusawa, Hisanori, Iwata, Ikuru, Kajisawa, Masaru, ...
We obtained the number counts and the rest-frame B-band luminosity function of the color-selected old passively-evolving galaxies (OPEGs) at z=1 with very high statistical accuracy using a large and...
Hamana, Takashi, Yamada, Toru, Ouchi, Masami, Iwata, Ikuru, Kodama, Tadayuki
We examine masses of hosting haloes of two photometrically-selected high-z galaxy samples: the old passively-evolving galaxies (OPEGs) and Lyman Break Galaxies (LBGs) both taken from the...
The Build-up of the Colour-Magnitude Relation as a Function of Environment (2005)
Tanaka, Masayuki, Kodama, Tadayuki, Arimoto, Nobuo, Okamura, Sadanori, Umetsu, Keiichi, Shimasaku, Kazuhiro, ...
We discuss the environmental dependence of galaxy evolution based on deep panoramic imaging of two distant clusters taken with Suprime-Cam as part of the PISCES project. By combining with the SDSS...
Subaru HDS Transmission Spectroscopy of the Transiting Extrasolar Planet HD 209458b (2005)
Narita, Norio, Suto, Yasushi, Winn, Joshua N., Turner, Edwin L., Aoki, Wako, Leigh, Christopher J., ...
We have searched for absorption in several common atomic species due to the atmosphere or exosphere of the transiting extrasolar planet HD 209458b, using high precision optical spectra obtained with...
Kajisawa, Masaru, Yamada, Toru
Using the Subaru very deep K'-band imaging and HST WFPC2/NICMOS archival data of the Hubble Deep Field North, we investigate the evolution of the stellar mass, color, morphology of galaxies to z ~ 3....
Winn, Joshua N., Suto, Yasushi, Turner, Edwin L., Narita, Norio, Frye, Brenda L., Aoki, Wako, ...
There is evidence that the transiting planet HD 209458b has a large exosphere of neutral hydrogen, based on a 15% decrement in Lyman-alpha flux that was observed by Vidal-Madjar et al. during...
Multiwavelength Properties of the X-ray Sources in the Groth-Westphal Strip Field (2004)
Miyaji, Takamitsu, Sarajedini, Vicki, Griffiths, Richard E., Yamada, Toru, Schurch, Matthew, Cristóbal-Hornillos, David, ...
We summarize the multiwavelength properties of X-ray sources detected in the 80 ks XMM-Newton observation of the Groth-Westphal Strip. We find 23 XMM-Newton sources within the WFPC2 fields. Ten...
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...
Galaxy Evolution in Three dimensions : Time, Space and Mass (2003)
Kodama, Tadayuki, Bower, Richard, Best, Philip, Hall, Patrick, Yamada, Toru, Tanaka, Masayuki
There are three major axes to describe the evolution of galaxies, namely, time (redshift), space (environment) and mass (stellar mass). In this article, one topic each will be presented along these...
Ohta, Kouji, Akiyama, Masayuki, Ueda, Yoshihiro, Yamada, Toru, Nakanishi, Kouichiro, Dalton, Gavin B., ...
Results of optical identification of the ASCA Lynx deep survey are presented. Six X-ray sources are detected in the 2-7 keV band using the SIS in a 20'x20' field of view with fluxes larger than...
Akiyama, Masayuki, Ueda, Yoshihiro, Ohta, Kouji, Takahashi, Tadayuki, Yamada, Toru
We present the results of optical spectroscopic identifications of a bright subsample of 2-10keV hard X-ray selected sources from the ASCA Medium Sensitivity Survey in the northern sky. The flux...
Subaru high resolution spectroscopy of complex metal absorption lines of QSO HS1603+3820 (2002)
Misawa, Toru, Yamada, Toru, Takada-Hidai, Masahide, Wang, Yiping, Kashikawa, Nobunari, Iye, Masanori, ...
We present a high resolution spectrum of the quasar, HS1603+3820 (z_em=2.542), observed with the High Dispersion Spectrograph (HDS) on Subaru Telescope. This quasar, first discovered in the...
The topology of weak lensing field in the neighborhood of MS1054-03 (2002)
Sato, Jun'ichi, Umetsu, Keiichi, Futamase, Toshifumi, Yamada, Toru
We report the first measurement of genus curves for the two-dimensional mass map in the neighborhood of rich, X-ray luminous galaxy cluster MS1054-03 at z=0.83, reconstructed from weak lensing data...
A Search for Lyman alpha Emitters at Redshift 3.7 (2002)
Fujita, Shinobu S., Ajiki, Masaru, Shioya, Yasuhiro, Nagao, Tohru, Murayama, Takashi, Taniguchi, Yoshiaki, ...
We present the results of a survey for emission-line objects based on optical intermediate-band ($\lambda_{\rm c}$ = 5736 \AA ~ and $\Delta\lambda$ = 280 \AA) and broad-band ($B$, $V$, $R$, and...
Chandra Observations and Optical Identification of Hard X-ray Sources Discovered with ASCA (2002)
Watanabe, Shin, Akiyama, Masayuki, Ueda, Yoshihiro, Ohta, Kouji, Mushotzky, Richard, Takahashi, Tadayuki, ...
We present the first results of the Chandra and optical follow-up observations of hard X-ray sources detected in the ASCA Medium Sensitivity Survey (AMSS). Optical identifications are made for five...
Yamada, Toru, Kajisawa, Masaru
We present the results of the deep NIR imaging observations using the Subaru telescope. At the Hubble Deep Field North, we obtained the new and deepest K'-band image (10 hours) to study the...
Ishihara, Satoshi, Yokoi, Shigeaki, Masue, Naruyasu, Yamada, Toru, Minamidate, Yuzuru, Yasuda, Mitsuru, ...
Galaxy Population in a Cluster of Galaxies around the Radio Galaxy 3C 324 at z=1.2 (2001)
Nakata, Fumiaki, Kajisawa, Masaru, Yamada, Toru, Kodama, Tadayuki, Shimasaku, Kazuhiro, Tanaka, Ichi, ...
We discuss the properties of galaxies around the radio galaxy 3C 324 at z=1.2 based on BVRIK' multi-band imaging data. We have applied a photometric-redshift technique to objects in the 3C 324 field,...
Kajisawa, Masaru, Yamada, Toru
Using the HST WFPC2/NICMOS archival data of the Hubble Deep Field North, we construct the nearly complete sample of the Mv 1, and their rest-frame U-V color distribution is wide-spread over 0.5
Superclustering of Faint Galaxies in the Field of a QSO Concentration at z~1.1 (2000)
Tanaka, Ichi, Yamada, Toru, Turner, Edwin L., Suto, Yasushi
We report on a wide-area (48' x 9') imaging survey of faint galaxies in R and I bands toward the 1338+27 field where an unusual concentration of five QSOs at z\sim1.1, embedded in a larger-scale...
Yamada, Toru, Kajisawa, Masaru, Tanaka, Ichi, Maihara, Toshinori, Iwamuro, Fumihide, Terada, Hiroshi, ...
We have obtained high-resolution K'-band images of the powerful z=1.206 radio galaxy 3C 324 with the Subaru telescope under seeing conditions of 0.3--0.4 arcsec. We clearly resolved the galaxy and...
Kajisawa, Masaru, Yamada, Toru, Tanaka, Ichi, Maihara, Toshinori, Iwamuro, Fumihide, Terada, Hiroshi, ...
We investigate the $K$-band luminosity distribution of galaxies in the region of clusters at $z\sim1.2$ near to the radio galaxy 3C 324. The imaging data were obtained during the commissioning period...
Color-Magnitude Sequence in the Clusters at z$\sim$1.2 near the Radio Galaxy 3C 324 (2000)
Kajisawa, Masaru, Yamada, Toru, Tanaka, Ichi, Maihara, Toshinori, Iwamuro, Fumihide, Terada, Hiroshi, ...
We have investigated the optical and near-infrared colors of K'-selected galaxies in clusters at z ~ 1.2 near to the radio galaxy 3C 324 using images obtained with the Subaru telescope and archival...
Color and Morphology of Galaxies in the Region of the 3C 324 Clusters at z $\sim$ 1.2 (1999)
Kajisawa, Masaru, Yamada, Toru
We investigated the color and morphology of optically selected galaxies in the region of clusters at z $\sim$ 1.2 near to the radio galaxy 3C 324 using archived data taken with the Hubble Space...
Tanaka, Ichi, Yamada, Toru, Aragón-Salamanca, Alfonso, Kodama, Tadayuki, Miyaji, Takamitsu, Ohta, Kouji, ...
We previously reported a significant clustering of red galaxies (R-K=3.5--6) around the radio-loud quasar B2 1335+28 at z=1.086. In this paper, we establish the existence of a rich cluster at the...
Expected Sub-mm Emission and Dust Properties of Lyman Break Galaxies at High Redshift (1999)
Ouchi, Masami, Yamada, Toru, Kawai, Hideaki, Ohta, Kouji
We investigate expected sub-mm emission and dust properties of the Lyman Break Galaxies (LBGs) in the Hubble Deep Field (HDF). The SCUBA Deep Survey (Hughes et al., 1998) provides an upper limit of...
The hardest X-ray source in the ASCA Large Sky Survey: Discovery of a new type 2 Seyfert (1998)
Sakano, Masaaki, Koyama, Katsuji, Tsuru, Takeshi, Awaki, Hisamitsu, Ueda, Yoshihiro, Takahashi, Tadayuki, ...
We present results of ASCA deep exposure observations of the hardest X-ray source discovered in the ASCA Large Sky Survey (LSS) project, designated as AX J131501+3141. We extract its accurate X-ray...
Hepatic Accumulation of Pyrophosphate during Acetate Metabolism (1988)
Yamada, Toru, Inoue, Toru, Nishida, Toshirou, Furuya, Eisuke, Tagawa, Kunio
Accumulation of pyrophosphate induced by acetate administration was investigated in rat liver in situ and in perfused rat liver. Intraperitoneal injection of acetate into rats increased the...