Advances in optical/infrared interferometry

F Eisenhauer, JD Monnier… - Annual Review of …, 2023 - annualreviews.org
After decades of fast-paced technical advances, optical/infrared (O/IR) interferometry has
seen a revolution in recent years:▪ The GRAVITY instrument at the Very Large Telescope …

First light for GRAVITY: Phase referencing optical interferometry for the Very Large Telescope Interferometer

R Abuter, M Accardo, A Amorim, N Anugu… - Astronomy & …, 2017 - aanda.org
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 …

MIRC-X: a highly sensitive six-telescope interferometric imager at the CHARA array

N Anugu, JB Le Bouquin, JD Monnier… - The Astronomical …, 2020 - iopscience.iop.org
Abstract Michigan InfraRed Combiner-eXeter (MIRC-X) is a new highly sensitive six-
telescope interferometric imager installed at the CHARA Array that provides an angular …

Shadows and asymmetries in the T Tauri disk HD 143006: evidence for a misaligned inner disk

M Benisty, A Juhász, S Facchini, P Pinilla… - Astronomy & …, 2018 - aanda.org
Context. While planet formation is thought to occur early in the history of a protoplanetary
disk, the presence of planets embedded in disks, or of other processes driving disk …

The NN-explore exoplanet stellar speckle imager: Instrument description and preliminary results

NJ Scott, SB Howell, EP Horch… - Publications of the …, 2018 - iopscience.iop.org
A new speckle and wide-field imaging instrument for the WIYN telescope called NN-
EXPLORE Exoplanet Stellar Speckle Imager (NESSI) is described. NESSI offers …

The near infrared imager and Slitless spectrograph for the James Webb space telescope. IV. Aperture masking interferometry

A Sivaramakrishnan, P Tuthill, JP Lloyd… - Publications of the …, 2023 - iopscience.iop.org
Abstract The James Webb Space Telescope's Near Infrared Imager and Slitless
Spectrograph (JWST-NIRISS) flies a 7-hole non-redundant mask (NRM), the first such …

Multiplicity of Galactic Cepheids and RR Lyrae stars from Gaia DR2-II. Resolved common proper motion pairs

P Kervella, A Gallenne, NR Evans, L Szabados… - Astronomy & …, 2019 - aanda.org
Context. The multiplicity of classical Cepheids (CCs) and RR Lyrae stars (RRLs) is still
imperfectly known, particularly for RRLs. Aims. In order to complement the close-in short …

Binarity and beyond in A stars – I. Survey description and first results of VLTI/GRAVITY observations of VAST targets with high Gaia–Hipparcos accelerations

I Waisberg, Y Klein, B Katz - Monthly Notices of the Royal …, 2023 - academic.oup.com
The connection between the multiplicity of A stars and that of their white dwarf (WD)
descendants is not known and the observational mappings of both multiplicities are far from …

First resolution of microlensed images

S Dong, A Mérand, F Delplancke-Ströbele… - The Astrophysical …, 2019 - iopscience.iop.org
First Resolution of Microlensed Images - IOPscience This site uses cookies. By continuing to
use this site you agree to our use of cookies. To find out more, see our Privacy and Cookies …

HR 6819 is a binary system with no black hole-revisiting the source with infrared interferometry and optical integral field spectroscopy

AJ Frost, J Bodensteiner, T Rivinius, D Baade… - Astronomy & …, 2022 - aanda.org
Context. Two scenarios have been proposed to match the existing observational constraints
of the object HR 6819. The system could consist of a close inner B-type giant plus a black …