activity
20032026
most citedImages of a fourth planet orbiting HR 8799

964 citations · 8k across the 136 of their papers we have counts for

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Showing 2014Show all

8 papers · 1 filter

astro-ph.EP2014★ 100 cited

Gemini Planet Imager Spectroscopy of the HR 8799 planets c and d

Patrick Ingraham, Mark S. Marley, Didier Saumon +43

During the first-light run of the Gemini Planet Imager (GPI) we obtained K-band spectra of exoplanets HR 8799 c and d. Analysis of the spectra indicates that planet d may be warmer…

astro-ph.EP2014★ 77 cited

The First H-band Spectrum of the Massive Gas Giant Planet beta Pictoris b with the Gemini Planet Imager

Jeffrey Chilcote, Travis Barman, Michael P. Fitzgerald +43

Using the recently installed Gemini Planet Imager (GPI), we have taken the first H-band spectrum of the planetary companion to the nearby young star beta Pictoris. GPI is designed…

astro-ph.IM2014★ 19 cited

The Integral Field Spectrograph for the Gemini Planet Imager

James E. Larkin, Jeffrey K. Chilcote, Theodore Aliado +31

The Gemini Planet Imager (GPI) is a complex optical system designed to directly detect the self-emission of young planets within two arcseconds of their host stars. After suppressi…

astro-ph.IM2014★ 23 cited

Gemini Planet Imager Observational Calibrations VI: Photometric and Spectroscopic Calibration for the Integral Field Spectrograph

Jérôme Maire, Patrick J. Ingraham, Robert J. De Rosa +20

The Gemini Planet Imager (GPI) is a new facility instrument for the Gemini Observatory designed to provide direct detection and characterization of planets and debris disks around…

astro-ph.IM2014★ 60 cited

Gemini Planet Imager Observational Calibrations V: Astrometry and Distortion

Quinn M. Konopacky, Sandrine J. Thomas, Bruce A. Macintosh +24

We present the results of both laboratory and on sky astrometric characterization of the Gemini Planet Imager (GPI). This characterization includes measurement of the pixel scale o…

astro-ph.IM2014★ 70 cited

Gemini Planet Imager Observational Calibrations I: Overview of the GPI Data Reduction Pipeline

Marshall D. Perrin, Jérôme Maire, Patrick Ingraham +35

The Gemini Planet Imager (GPI) has as its science instrument an infrared integral field spectrograph/polarimeter (IFS). Integral field spectrographs are scientificially powerful bu…