Disk Accretion in the 10 M[CLC]yr[/CLC] Old T Tauri Stars TW Hydrae and Hen 3-600A

Muzerolle, James; Calvet, Nuria; Briceño, César; Hartmann, Lee; A. Hillenbrand, Lynne

doi:10.1086/312691

Public

Disk Accretion in the 10 M[CLC]yr[/CLC] Old T Tauri Stars TW Hydrae and Hen 3-600A

Published in The Astrophysical Journal • May 20, 2000

Authors:

James Muzerolle

Nuria Calvet

César Briceño

Abstract

We have found that two members of the TW Hydrae association, TW Hydrae and Hen 3-600A, are still actively accreting, based on the ballistic infall signature of their broad Halpha emission profiles. We present the first quantitative analysis of accretion in these objects and conclude that the same ac...

Subject

Physics

Astrophysics

T Tauri star

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