Showing 2014Show all

533 papers · 1 filter

astro-ph.IM2014★ 3 cited

Tachoastrometry: astrometry with radial velocities

L. Pasquini, C. Cortés, M. Lombardi +3

Spectra of composite systems (e.g., spectroscopic binaries) contain spatial information that can be retrieved by measuring the radial velocities (i.e., Doppler shifts) of the compo…

astro-ph.GA2014★ 43 cited

On the environments of type Ia supernovae within host galaxies

J. P. Anderson, P. A. James, F. Förster +4

We present constraints on supernovae type Ia (SNe~Ia) progenitors through an analysis of the environments found at the explosion sites of 102 events within star-forming host galaxi…

astro-ph.SR2014★ 29 cited

The JCMT Gould Belt Survey: Evidence for radiative heating in Serpens MWC 297 and its influence on local star formation

D. Rumble, J. Hatchell, R. A. Gutermuth +61

We present SCUBA-2 450micron and 850micron observations of the Serpens MWC 297 region, part of the JCMT Gould Belt Survey of nearby star-forming regions. Simulations suggest that r…

astro-ph.SR2014★ 14 cited

Herschel imaging of the dust in the Helix Nebula (NGC 7293)

G. C. Van de Steene, P. A. M. van Hoof, K. M. Exter +19

In our series of papers presenting the Herschel imaging of evolved planetary nebulae, we present images of the dust distribution in the Helix nebula (NGC 7293). Images at 70, 160,…

astro-ph.SR2014★ 20 cited

Search for magnetic fields in particle-accelerating colliding-wind binaries

C. Neiner, J. Grunhut, B. Leroy +2

Some colliding-wind massive binaries, called particle-accelerating colliding-wind binaries (PACWB), exhibit synchrotron radio emission, which is assumed to be generated by a stella…

astro-ph.SR2014★ 12 cited

On the asymmetry of the OH ro-vibrational lines in HD 100546

D. Fedele, S. Bruderer, M. E. van den Anckerm +1

We present multi-epoch high-spectral resolution observations with VLT/CRIRES of the OH doublet P4.5 (1+,1-) (2.934 m) towards the protoplanetary disk around HD 10054…

astro-ph.SR2014★ 40 cited

Spectroscopy of the Type Ia supernova 2011fe past 1000 days

S. Taubenberger, N. Elias-Rosa, W. E. Kerzendorf +11

In this letter we present an optical spectrum of SN 2011fe taken 1034 d after the explosion, several hundred days later than any other spectrum of a Type Ia supernova (disregarding…

astro-ph.SR2014★ 102 cited

The Gaia-ESO Survey: Chromospheric Emission, Accretion Properties, and Rotation in Velorum and Chamaeleon I

A. Frasca, K. Biazzo, A. C. Lanzafame +33

We use the fundamental parameters delivered by the GES consortium in the first internal data release to select the members of Vel and Cha I among the UVES and GIRAFFE spectrosc…

astro-ph.SR2014★ 24 cited

ALMA observations of alpha Centauri: First detection of main-sequence stars at 3mm wavelength

R. Liseau, W. Vlemmings, A. Bayo +19

The precise mechanisms that provide the non-radiative energy for heating the chromosphere and the corona of the Sun and those of other stars constitute an active field of research.…

astro-ph.EP2014★ 88 cited

CO mass upper limits in the Fomalhaut ring - the importance of NLTE excitation in debris discs and future prospects with ALMA

L. Matrà, O. Panić, M. C. Wyatt +1

In recent years, gas has been observed in an increasing number of debris discs, though its nature remains to be determined. Here, we analyse CO molecular excitation in optically th…

astro-ph.SR2014★ 70 cited

The VLTI / PIONIER near-infrared interferometric survey of southern T Tauri stars. I. First results

Fabien Anthonioz, François Ménard, Christophe Pinte +15

Context : The properties of the inner disks of bright Herbig AeBe stars have been studied with near infrared (NIR) interferometry and high resolution spectroscopy. The continuum an…

astro-ph.CO2014★ 81 cited

Galaxy And Mass Assembly (GAMA): The galaxy luminosity function within the cosmic web

E. Eardley, J. A. Peacock, T. McNaught-Roberts +12

We investigate the dependence of the galaxy luminosity function on geometric environment within the Galaxy And Mass Assembly (GAMA) survey. The tidal tensor prescription, based on…

astro-ph.GA2014★ 13 cited

A low-luminosity type-1 QSO sample: II. Tracing circumnuclear star formation in HE 1029-1831 with SINFONI

Gerold Busch, Semir Smajić, Julia Scharwächter +6

Circumnuclear star formation and AGN feedback is believed to play a critical role in the context of galaxy evolution. The low-luminosity QSO (LLQSO) sample that contains 99 of the…

astro-ph.SR2014★ 17 cited

High-resolution CRIRES spectra of Terzan1: a metal-poor globular cluster toward the inner bulge

E. Valenti, L. Origlia, A. Mucciarelli +1

Containing the oldest stars in the Galaxy, globular clusters toward the bulge can be used to trace its dynamical and chemical evolution. In the bulge direction, there are ~50 clust…

astro-ph.IM2014★ 21 cited

The fiber coupler and beam stabilization system of the GRAVITY interferometer

O. Pfuhl, M. Haug, F. Eisenhauer +20

We present the installed and fully operational beam stabilization and fiber injection subsystem feeding the 2nd generation VLTI instrument GRAVITY. The interferometer GRAVITY requi…

astro-ph.SR2014★ 17 cited

New multiwavelength observations of the Of?p star CPD -28 2561

S. Hubrig, M. Schöller, A. Kholtygin +7

A rather strong mean longitudinal magnetic field of the order of a few hundred Gauss was detected a few years ago in the Of?p star CPD -28 2561 using FORS2 low-resolution spectropo…

astro-ph.GA2014★ 1.7k cited

Overview of the SDSS-IV MaNGA Survey: Mapping Nearby Galaxies at Apache Point Observatory

Kevin Bundy, Matthew A. Bershady, David R. Law +65

We present an overview of a new integral field spectroscopic survey called MaNGA (Mapping Nearby Galaxies at Apache Point Observatory), one of three core programs in the fourth-gen…

astro-ph.SR2014★ 61 cited

The structure of disks around Herbig Ae/Be stars as traced by CO ro-vibrational emission

G. van der Plas, M. E. van den Ancker, L. B. F. M. Waters +1

We study the emission and absorption of CO ro-vibrational lines in the spectra of intermediate mass pre-main-sequence stars with the aim to determine both the spatial distribution…

astro-ph.GA2014★ 9 cited

COLDz: Karl G. Jansky Very Large Array discovery of a gas-rich galaxy in COSMOS

L. Lentati, J. Wagg, C. L. Carilli +15

The broad spectral bandwidth at mm and cm-wavelengths provided by the recent upgrades to the Karl G. Jansky Very Large Array (VLA) has made it possible to conduct unbiased searches…

astro-ph.SR2014★ 27 cited

VLT/UVES spectroscopy of V4332 Sagittarii in 2005: The best view on a decade-old stellar-merger remnant

R. Tylenda, S. K. Górny, T. Kamiński +1

V4332 Sgr is a red transient (red nova) whose eruption was observed in 1994. The remnant of the eruption shows a unique optical spectrum: strong emission lines of atoms and molecul…

astro-ph.SR2014

Confirmation and characterization of the protoplanet HD100546 b - Direct evidence for gas giant planet formation at 50 au

Sascha P. Quanz, Adam Amara, Michael R. Meyer +3

We present the first multi-wavelength, high-contrast imaging study confirming the protoplanet embedded in the disk around the Herbig Ae/Be star HD100546. The object is detected at…

astro-ph.CO2014★ 25 cited

A new methodology to test galaxy formation models using the dependence of clustering on stellar mass

David J. R. Campbell, Carlton M. Baugh, Peter D. Mitchell +6

We present predictions for the two-point correlation function of galaxy clustering as a function of stellar mass, computed using two new versions of the GALFORM semi-analytic galax…

astro-ph.GA2014★ 151 cited

An ALMA Survey of Submillimeter Galaxies in the Extended Chandra Deep Field South: Near-infrared morphologies and stellar sizes

Chian-Chou Chen, Ian Smail, A. M. Swinbank +19

We analyse HST WFC3/-band observations of a sample of 48 ALMA-detected submillimeter galaxies (SMGs) in the Extended Chandra Deep Field South field, to study their stellar…

astro-ph.GA2014★ 232 cited

The MUSE 3D view of the Hubble Deep Field South

R. Bacon, J. Brinchmann, J. Richard +35

We observed the Hubble Deep Field South with the new panoramic integral field spectrograph MUSE that we built and just commissioned at the VLT. The data cube resulting from 27 hour…