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20172021
most citedDetection of the gravitational redshift in the orbit of the star S2 near the Galactic centre massive black hole

947 citations · 2.1k across the 12 of their papers we have counts for

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Showing astro-ph.IMShow all

5 papers · 1 filter

astro-ph.IM2021★ 34 cited

Faint objects in motion: the new frontier of high precision astrometry

Fabien Malbet, Céline Boehm, Alberto Krone-Martins +83

Sky survey telescopes and powerful targeted telescopes play complementary roles in astronomy. In order to investigate the nature and characteristics of the motions of very faint ob…

astro-ph.IM2020★ 3 cited

GRAVITY acquisition camera: characterization results

Narsireddy Anugu, Paulo Garcia, Antonio Amorim +10

GRAVITY acquisition camera implements four optical functions to track multiple beams of Very Large Telescope Interferometer (VLTI): a) pupil tracker: a lenslet images…

astro-ph.IM2018★ 12 cited

Methods for multiple telescope beam imaging and guiding in the near infrared

N. Anugu, A. Amorim, P. Gordo +10

Atmospheric turbulence and precise measurement of the astrometric baseline vector between any two telescopes are two major challenges in implementing phase referenced interferometr…

astro-ph.IM2017★ 52 cited

Theia: Faint objects in motion or the new astrometry frontier

The Theia Collaboration, Celine Boehm, Alberto Krone-Martins +96

In the context of the ESA M5 (medium mission) call we proposed a new satellite mission, Theia, based on relative astrometry and extreme precision to study the motion of very faint…

astro-ph.IM2017★ 588 cited

First Light for GRAVITY: Phase Referencing Optical Interferometry for the Very Large Telescope Interferometer

GRAVITY Collaboration, R. Abuter, M. Accardo +130

GRAVITY is a new instrument to coherently combine the light of the European Southern Observatory Very Large Telescope Interferometer to form a telescope with an equivalent 130 m di…