activity
20012023
most citedDirect Imaging of Multiple Planets Orbiting the Star HR 8799

1.8k citations · 15.6k across the 178 of their papers we have counts for

collaborators

181 papers

astro-ph.SR2023

CD-27 11535: Evidence for a Triple System in the Pictoris Moving Group

Andrew D. Thomas, Eric L. Nielsen, Robert J. De Rosa +20

We present new spatially resolved astrometry and photometry of the CD-27 11535 system, a member of the Pictoris moving group consisting of two resolved K-type stars on a …

astro-ph.EP2023

A Uniform Analysis of Debris Disks with the Gemini Planet Imager I: An Empirical Search for Perturbations from Planetary Companions in Polarized Light Images

Katie A. Crotts, Brenda C. Matthews, Gaspard Duchêne +37

The Gemini Planet Imager (GPI) has excelled in imaging debris disks in the near-infrared. The GPI Exoplanet Survey (GPIES) imaged twenty-four debris disks in polarized -band lig…

astro-ph.IM2023

GPI 2.0: Performance Evaluation of the Wavefront Sensor's EMCCD

Clarissa R. Do Ó, Saavidra Perera, Jérôme Maire +26

The Gemini Planet Imager (GPI) is a high contrast imaging instrument that aims to detect and characterize extrasolar planets. GPI is being upgraded to GPI 2.0, with several subsyst…

astro-ph.IM2023★ 13 cited

Using the Gerchberg-Saxton algorithm to reconstruct non-modulated pyramid wavefront sensor measurements

Vincent Chambouleyron, Aditya Sengupta, Maïssa Salama +9

Adaptive optics (AO) is a technique to improve the resolution of ground-based telescopes by correcting, in real-time, optical aberrations due to atmospheric turbulence and the tele…

astro-ph.EP2023★ 12 cited

Detecting Exoplanets Closer to Stars with Moderate Spectral Resolution Integral-Field Spectroscopy

Shubh Agrawal, Jean-Baptiste Ruffio, Quinn M. Konopacky +10

While radial velocity surveys have demonstrated that the population of gas giants peaks around , the most recent high-contrast imaging surveys have only been sensitive…

astro-ph.EP2023★ 9 cited

The infrared colors of 51 Eridani b: micrometereoid dust or chemical disequilibrium?

Alexander Madurowicz, Sagnick Mukherjee, Natasha Batalha +3

We reanalyze near-infrared spectra of the young extrasolar giant planet 51 Eridani b which was originally presented in (Macintosh et al. 2015) and (Rajan et al. 2017) using modern…