output
19952026
most citedThe Demography of Massive Dark Objects in Galaxy Centres

4k citations

Showing 2003 · astro-phShow all

52 papers · 2 filters

astro-ph2003★ 97 cited

On the Surface Heating of Synchronously-Spinning Short-Period Jovian Planets

Andreas Burkert, Douglas Lin, Peter Bodenheimer +2

We consider the atmospheric flow on short-period extra-solar planets through two-dimensional numerical simulations of hydrodynamics with radiation transfer. One side is always expo…

astro-ph2003★ 87 cited

On the C and N Abundances of 47 Tucanae Main Sequence Stars

Michael M. Briley, Daniel Harbeck, Graeme H. Smith +1

We report the results of an analysis of CN and CH band strengths among a large sample of 47 Tucanae main-sequence and turn-off stars presented earlier by Harbeck et al. The resulti…

astro-ph2003★ 82 cited

The detailed Fundamental Plane of two high redshift clusters: MS 2053-04 at z=0.58 and MS 1054-03 at z=0.83

Stijn Wuyts, Pieter G. van Dokkum, Daniel D. Kelson +2

We study the fundamental plane relation in high redshift clusters using a sample of 26 galaxies in MS 2053-04 (z=0.583) and 22 galaxies in MS 1054-03 (z=0.83). The zeropoint and sc…

astro-ph2003★ 29 cited

Star Formation and Feedback in Dwarf Galaxies

Shawfeng Dong, D. N. C. Lin, S. D. Murray

We examine the star formation history and stellar feedback effects of dwarf galaxies under the influence of extragalactic ultraviolet radiation. We consider the dynamical evolution…

astro-ph2003★ 91 cited

A comprehensive set of elemental abundances in damped Ly-alpha systems: revealing the nature of these high-redshift galaxies

M. Dessauges-Zavadsky, F. Calura, J. X. Prochaska +2

By combining our UVES-VLT spectra of a sample of four damped Ly-alpha systems (DLAs) toward the quasars Q0100+13, Q1331+17, Q2231-00 and Q2343+12 with the existing HIRES-Keck spect…

astro-ph2003★ 984 cited

Towards a Deterministic Model of Planetary Formation I: a Desert in the Mass and Semi Major Axis Distributions of Extra Solar Planets

S. Ida, D. N. C. Lin

We examine the accretion of cores of giant planets from planetesimals, gas accretion onto the cores, and their orbital migration. We adopt a working model for nascent protostellar…

astro-ph2003★ 41 cited

Revisiting the Globular Cluster System of the Merger Remnant Elliptical NGC 3610

Jay Strader, Jean P. Brodie, Duncan A. Forbes

We have obtained Keck spectra of six candidate globular clusters (GCs) in the dynamically young elliptical galaxy NGC 3610, supplementing our previous Keck spectra of eight confirm…

astro-ph2003★ 387 cited

Tidal dissipation in rotating giant planets

G. I. Ogilvie, D. N. C. Lin

[Abridged] Tides may play an important role in determining the observed distributions of mass, orbital period, and eccentricity of the extrasolar planets. In addition, tidal intera…

astro-ph2003★ 60 cited

Detection of Intermediate-Period Transiting Planets with a Network of Small Telescopes: transitsearch.org

Scott Seagroves, Justin Harker, Gregory Laughlin +2

We describe a project (transitsearch.org) currently attempting to discover transiting intermediate-period planets orbiting bright parent stars, and we simulate that project's perfo…

astro-ph2003★ 33 cited

The Distances to Open Clusters as Derived from Main-sequence Fitting. II. Construction of Empirically Calibrated Isochrones

M. H. Pinsonneault, D. M. Terndrup, R. B. Hanson +1

We continue our series of papers on open cluster distances by comparing multicolor photometry of single stars in the Hyades to theoretical isochrones constructed with various color…

astro-ph2003★ 331 cited

Hot Gas In and Around Elliptical Galaxies

William G. Mathews, Fabrizio Brighenti

We review the origin, evolution and physical nature of hot gas in elliptical galaxies and associated galaxy groups. Unanticipated recent X-ray observations with Chandra and XMM ind…

astro-ph2003★ 13 cited

On the Formation of Brown Dwarfs

Ing-Guey Jiang, G. Laughlin, D. N. C. Lin

The observational properties of brown dwarfs pose challenges to the theory of star formation. Because their mass is much smaller than the typical Jeans mass of interstellar clouds,…

astro-ph2003★ 133 cited

The Nature of E+A Galaxies in Intermediate Redshift Clusters

Kim-Vy Tran, Marijn Franx, Garth Illingworth +2

[Abridged] Combining HST/WFPC2 mosaics with extensive ground-based spectroscopy, we study the nature of E+A galaxies in three intermediate redshift clusters (z=0.33, 0.58, & 0.83).…

astro-ph2003★ 24 cited

Stellar Orbits and the Interstellar Gas Temperature in Elliptical Galaxies

William G. Mathews, Fabrizio Brighenti

We draw attention to the close relationship between the anisotropy parameter beta(r) for stellar orbits in elliptical galaxies and the temperature profile T(r) of the hot interstel…

astro-ph2003★ 23 cited

Deep Photometry in a Remote M31 Major Axis Field Near G1

R. Michael Rich, David B. Reitzel, Puragra Guhathakurta +2

We present photometry from Hubble Space Telescope (HST)/Wide Field Planetary Camera 2 parallel imagery of a remote M31 field at a projected distance of about 34 kpc from the nucleu…

astro-ph2003★ 39 cited

Keck Spectroscopy of Red Giant Stars in the Vicinity of M31's Massive Globular Cluster G1

David B. Reitzel, Puragra Guhathakurta, R. Michael Rich

We present results from a Keck spectroscopic survey of red giants in a field near M31's major axis, ~34kpc in projection from the nucleus, near the globular cluster G1. We use mult…

astro-ph2003★ 227 cited

Advanced Camera for Surveys Photometry of the Cluster RDCS1252.9-2927: The Color-Magnitude Relation at z=1.24

J. P. Blakeslee, M. Franx, M. Postman +20

We investigate the color-magnitude (CM) relation of galaxies in the distant X-ray selected cluster RDCS1252.9-2927 at z=1.24 using images obtained with the Advanced Camera for Surv…

astro-ph2003★ 243 cited

Photometry and Spectroscopy of GRB 030329 and Its Associated Supernova 2003dh: The First Two Months

T. Matheson, P. M. Garnavich, K. Z. Stanek +4

We present extensive optical and infrared photometry of the afterglow of gamma-ray burst (GRB) 030329 and its associated supernova (SN) 2003dh over the first two months after detec…

astro-ph2003★ 101 cited

Vortices in the Co-orbital Region of an Embedded Protoplanet

Josef Koller, Hui Li, Douglas N. C. Lin

We present global 2-D inviscid disk simulations with an embedded planet, emphasizing the non-linear dynamics in its co-orbital region. We find that the potential vorticity of the f…

astro-ph2003★ 142 cited

Redshift-Distance Survey of Early-Type Galaxies: Spectroscopic Data

G. Wegner, M. Bernardi, C. N. A. Wilmer +5

We present central velocity dispersions and Mg line indices for an all-sky sample of 1178 elliptical and S0 galaxies, of which 984 had no previous measures. This sample…

astro-ph2003★ 78 cited

The White Dwarf Deficit in Open Clusters: Dynamical Processes

M. Fellhauer, D. N. C. Lin, M. Bolte +2

In Galactic open clusters, there is an apparent paucity of white dwarfs compared to the number expected assuming a reasonable initial mass function and that main-sequence stars wit…

astro-ph2003★ 70 cited

The Distances to Open Clusters from Main-Sequence Fitting. I. New Models and a Comparison to the Properties of the Hyades Eclipsing Binary vB 22

M. H. Pinsonneault, D. M. Terndrup, R. B. Hanson +1

In the first of a new series of papers on open cluster distances, we use updated stellar evolution models to construct an isochrone appropriate for the Hyades, and compare it with…

astro-ph2003★ 126 cited

The DEEP Groth Strip Survey IX: Evolution of the Fundamental Plane of Field Galaxies

Karl Gebhardt, S. M. Faber, David C. Koo +8

Fundamental Plane studies provide an excellent means of understanding the evolutionary history of early-type galaxies. Using the Low Resolution Imaging Spectrograph on the Keck tel…

astro-ph2003★ 34 cited

The Seyfert Population in the Local Universe

Marcio A. G. Maia, Rodolfo S. Machado, Christopher N. A. Willmer

The magnitude-limited catalog of the Southern Sky Redshift Survey (SSRS2), is used to characterize the properties of galaxies hosting Active Galactic Nuclei. Using emission-line ra…