activity
20002025
most citedThe origin of hydrogen line emission for five Herbig Ae/Be stars spatially resolved by VLTI/AMBER spectro-interferometry

157 citations · 2.1k across the 71 of their papers we have counts for

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Showing 2022Show all

5 papers · 1 filter

astro-ph.SR2022★ 5 cited

Locating dust and molecules in the inner circumstellar environment of R~Sculptoris with MATISSE

Julien Drevon, Florentin Millour, Pierre Cruzalèbes +49

AGB stars are one of the main sources of dust production in the Galaxy. However, it is not clear what this process looks like and where the dust is condensing in the circumstellar…

astro-ph.EP2022

Observation Scheduling and Automatic Data Reduction for the Antarctic telescope, ASTEP+

Georgina Dransfield, Djamel Mekarnia, Amaury H. M. J. Triaud +13

The possibility to observe transiting exoplanets from Dome C in Antarctica provides immense benefits: stable weather conditions, limited atmospheric turbulence, and a night that la…

astro-ph.EP2022★ 23 cited

HD 28109 hosts a trio of transiting Neptunian planets including a near-resonant pair, confirmed by ASTEP from Antarctica

Georgina Dransfield, Amaury H. M. J. Triaud, Tristan Guillot +28

We report on the discovery and characterisation of three planets orbiting the F8 star HD~28109, which sits comfortably in \tess's continuous viewing zone. The two outer planets hav…

astro-ph.SR2022★ 101 cited

A dusty veil shading Betelgeuse during its Great Dimming

M. Montargès, E. Cannon, E. Lagadec +24

Red supergiants are the most common final evolutionary stage of stars that have initial masses between 8 and 35 times that of the Sun. During this stage, which lasts roughly 100,00…

astro-ph.IM2022★ 3 cited

Improving the diameters of interferometric calibrators with MATISSE

S. Robbe-Dubois, P. Cruzalèbes, Ph. Berio +16

A good knowledge of the angular diameters of stars used to calibrate the observables in stellar interferometry is fundamental. As the available precision for giant stars is worse t…