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The eccentricity-mass distribution of exoplanets: signatures of different formation mechanisms?

descriptionPublicationkeyboard_double_arrow_right Article , Preprint , Other literature type 11 Jan 2007Embargo end date: 01 Jan 2006Publisher:EDP SciencesJournal:Astronomy & Astrophysics, volume 464, pages 779-785 (issn: 0004-6361, eissn: 1432-0746,

Authors: Jordi Miralda-Escudé; Jordi Miralda-Escudé; Ignasi Ribas;

doi: 10.1051/0004-6361:20065726 , 10.48550/arxiv.astro-ph/0606009

arXiv: http://arxiv.org/abs/astro-ph/0606009

The eccentricity-mass distribution of exoplanets: signatures of different formation mechanisms?

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Abstract

We examine the distributions of eccentricity and host star metallicity of exoplanets as a function of their mass. Planets with M sin i >~ 4 M_J have an eccentricity distribution consistent with that of binary stars, while planets with M sin i

7 pages, 4 figures. Version with expanded discussion section. Accepted for publication in A&A

Related Organizations

Spanish National Research Council
Spain
Institute of Space Sciences
Spain
Institució Catalana de Recerca i Estudis Avançats
Spain

Keywords

Astrophysics (astro-ph), FOS: Physical sciences, Astrophysics

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	citations This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).	55
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	influence This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).	Top 10%
	impulse This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.	Top 10%