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19922026
Showing 2016Show all

822 papers · 1 filter

astro-ph.HE2016★ 67 cited

Multiband variability studies and novel broadband SED modeling of Mrk 501 in 2009

M. L. Ahnen, S. Ansoldi, L. A. Antonelli +290

We present an extensive study of the BL Lac object Mrk 501 based on a data set collected during the multi-instrument campaign spanning from 2009 March 15 to 2009 August 1 which inc…

astro-ph.EP2016★ 5 cited

Obliquities of Exoplanet Host Stars from Precise Distances and Stellar Angular Diameters

Samuel N. Quinn, Russel J. White

The next generation of exoplanet space photometry missions proposed by both NASA and ESA promise to discover small transiting planets around the nearest and brightest main-sequence…

astro-ph.HE2016★ 78 cited

Detection of Time Lags Between Quasar Continuum Emission Bands based on Pan-STARRS Light-curves

Yan-Fei Jiang, Paul J. Green, Jenny E. Greene +21

We study the time lags between the continuum emission of quasars at different wavelengths, based on more than four years of multi-band (, , , ) light-curves in the Pan-…

astro-ph.EP2016★ 37 cited

Short-Term Orbital Forcing: A Quasi-Review and a Reappraisal of Realistic Boundary Conditions for Climate Modeling

Rodolfo G. Cionco, Willie W. -H Soon

The aim of this paper is to provide geoscientists with the most accurate set of the Earth's astro-climatic parameters and daily insolation quantities, able to describe the Short-Te…

astro-ph.SR2016★ 18 cited

Absolute dimensions of the eccentric eclipsing binary V541 Cygni

G. Torres, C. D. McGruder, R. J. Siverd +6

We report new spectroscopic and photometric observations of the main-sequence, detached, eccentric, double-lined eclipsing binary V541 Cyg (P = 15.34 days, e = 0.468). Using these…

astro-ph.GA2016★ 63 cited

Relics in galaxy clusters at high radio frequencies

Maja Kierdorf, Rainer Beck, Matthias Hoeft +4

We observed three radio relics in galaxy clusters and one radio relic candidate at 4.85 and 8.35 GHz in total emission and linearly polarized emission with the Effelsberg 100-m tel…

astro-ph.HE2016★ 57 cited

Deep Chandra observations of NGC 1404: cluster plasma physics revealed by an infalling early-type galaxy

Yuanyuan Su, Ralph P. Kraft, Elke Roediger +6

The intracluster medium (ICM), as a magnetized and highly ionized fluid, provides an ideal laboratory to study plasma physics under extreme conditions that cannot yet be achieved o…

astro-ph.HE2016★ 23 cited

Capturing the 3D Motion of an Infalling Galaxy via Fluid Dynamics

Yuanyuan Su, Ralph P. Kraft, Paul E. J. Nulsen +6

The Fornax Cluster is the nearest galaxy cluster in the southern sky. NGC 1404 is a bright elliptical galaxy falling through the intracluster medium of the Fornax Cluster. The shar…

astro-ph.GA2016★ 155 cited

CANDELS Multiwavelength Catalogs: Source Identification and Photometry in the CANDELS COSMOS Survey Field

H. Nayyeri, S. Hemmati, B. Mobasher +36

We present a multi-wavelength photometric catalog in the COSMOS field as part of the observations by the Cosmic Assembly Near-infrared Deep Extragalactic Legacy Survey (CANDELS). T…

astro-ph.GA2016★ 32 cited

Spatially resolved CO SLED of the Luminous Merger Remnant NGC 1614 with ALMA

Toshiki Saito, Daisuke Iono, Cong K. Xu +13

We present high-resolution (1".0) Atacama Large Millimeter/submillimeter Array (ALMA) observations of CO (1-0) and CO (2- 1) rotational transitions toward the nearby IR-luminous me…

astro-ph.GA2016★ 109 cited

Double-peaked profiles: ubiquitous signatures of disks in the Broad Emission Lines of Active Galactic Nuclei

Thaisa Storchi-Bergmann, Jaderson S. Schimoia, Bradley M. Peterson +4

Broad (~10,000 km/s), double-peaked emission-line profiles of Balmer lines emitted by active galactic nuclei (AGN) are thought to originate in the outer parts of an accretion disk…

astro-ph.SR2016★ 12 cited

V473 Lyr, a modulated, period-doubled Cepheid, and U TrA, a double-mode Cepheid observed by MOST

L. Molnár, A. Derekas, R. Szabó +36

Space-based photometric measurements first revealed low-amplitude irregularities in the pulsations of Cepheid stars, but their origins and how commonly they occur remain uncertain.…

astro-ph.GA2016★ 41 cited

Synthetic Observations of Magnetic Fields in Protostellar Cores

Joyce W. Y. Lee, Charles L. H. Hull, Stella S. R. Offner

The role of magnetic fields in the early stages of star formation is not well constrained. In order to discriminate between different star formation models, we analyze 3D magnetohy…

astro-ph.GA2016★ 6 cited

Future Prospects: Deep Imaging of Galaxy Outskirts using Telescopes Large and Small

Roberto Abraham, Pieter van Dokkum, Charlie Conroy +5

The Universe is almost totally unexplored at low surface brightness levels. In spite of great progress in the construction of large telescopes and improvements in the sensitivity o…

astro-ph.GA2016★ 129 cited

Crater 2: An Extremely Cold Dark Matter Halo

Nelson Caldwell, Matthew G. Walker, Mario Mateo +6

We present results from MMT/Hectochelle spectroscopy of red giant candidate stars along the line of sight to the recently-discovered Galactic satellite Crater 2. Modelling the join…

astro-ph.HE2016★ 66 cited

The NuSTAR Serendipitous Survey: The 40 month Catalog and the Properties of the Distant High Energy X-ray Source Population

G. B. Lansbury, D. Stern, J. Aird +35

We present the first full catalog and science results for the NuSTAR serendipitous survey. The catalog incorporates data taken during the first 40 months of NuSTAR operation, which…

astro-ph.GA2016★ 86 cited

Fading AGN Candidates: AGN Histories and Outflow Signatures

William C. Keel, Chris J. Lintott, W. Peter Maksym +12

We consider energy budgets and radiative history of 8 fading AGN, identified from mismatch between the ionizion of very extended (>10 kpc) ionized clouds and the luminosity of the…

astro-ph.EP2016★ 3 cited

Detections of Planets in Binaries Through the Channel of Chang-Refsdal Gravitational Lensing Events

Cheongho Han, In-Gu Shin, Youn Kil Jung

Chang-Refsdal (C-R) lensing, which refers to the gravitational lensing of a point mass perturbed by a constant external shear, provides a good approximation in describing lensing b…

astro-ph.GA2016★ 14 cited

Probes of turbulent driving mechanisms in molecular clouds from fluctuations in synchrotron intensity

C. A. Herron, C. Federrath, B. M. Gaensler +3

Previous studies have shown that star formation depends on the driving of molecular cloud turbulence, and differences in the driving can produce an order of magnitude difference in…

astro-ph.GA2016★ 99 cited

ALMA observations of massive molecular gas filaments encasing radio bubbles in the Phoenix cluster

H. R. Russell, M. McDonald, B. R. McNamara +11

We report new ALMA observations of the CO(3-2) line emission from the molecular gas reservoir in the central galaxy of the Phoenix c…

astro-ph.IM2016★ 236 cited

The DESI Experiment Part II: Instrument Design

DESI Collaboration, Amir Aghamousa, Jessica Aguilar +290

DESI (Dark Energy Spectropic Instrument) is a Stage IV ground-based dark energy experiment that will study baryon acoustic oscillations and the growth of structure through redshift…

astro-ph.IM2016★ 1.3k cited

The DESI Experiment Part I: Science,Targeting, and Survey Design

DESI Collaboration, Amir Aghamousa, Jessica Aguilar +290

DESI (Dark Energy Spectroscopic Instrument) is a Stage IV ground-based dark energy experiment that will study baryon acoustic oscillations (BAO) and the growth of structure through…

astro-ph.EP2016★ 98 cited

Hall-effect Mediated Magnetic Flux Transport in Protoplanetary Disks

Xue-Ning Bai, James M. Stone

The global evolution of protoplanetary disks (PPDs) has recently been shown to be largely controlled by the amount of poloidal magnetic flux threading the disk, which is further co…

astro-ph.HE2016★ 18 cited

NuSTAR and XMM-Newton observations of the Arches cluster in 2015: fading hard X-ray emission from the molecular cloud

Roman Krivonos, Maica Clavel, JaeSub Hong +6

We present results of long NuSTAR (200 ks) and XMM-Newton (100 ks) observations of the Arches stellar cluster, a source of bright thermal (kT~2 keV) X-rays with prominent Fe XXV K_…