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Showing 1998Show all
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astro-ph1998★ 13 cited
Distances and absolute magnitudes from trigonometric parallaxes
F. Arenou, X. Luri
We first review the current knowledge of Hipparcos systematic and random errors, in particular small-scale correlations. Then, assuming Gaussian parallax errors and using examples…
astro-ph1998★ 6 cited
The Li dip : a probe of angular momentum transport in low mass stars
S. Talon, C. Charbonnel
We use the measures of Li and rotational velocities in F Hyades stars to assess the role of the wind-driven meridian circulation and of shear turbulence in the transport of angular…