Extremely high-contrast, high spectral resolution spectrometer REACH for the Subaru Telescope

  • T. Kotani
  • , H. Kawahara
  • , M. Ishizuka
  • , N. Jovanovic
  • , S. Vievard
  • , J. Lozi
  • , A. Sahoo
  • , O. Guyon
  • , K. Yoneta
  • , M. Tamura

Research output: Chapter in Book/Report/Conference proceedingConference contribution

34 Scopus citations

Abstract

We will present a new instrument, REACH (Rigorous Exoplanetary Atmosphere Characterization with High dispersion coronography) to realize very high spectral resolution, over R=100,000 at extreme contrast by combining the high-resolution spectrograph InfraRed Doppler (IRD) and the extreme adaptive optics instrument, SCExAO at the Subaru Telescope. REACH consists of mini-IFU like 7 single-mode fiber bundle located at a focus of SCExAO, a high-speed photometric monitoring camera, and a beam switching and feed system from the fiber bundle to IRD's 2 single-mode fibers. We will provide an overview of the instrument and present the recent results from on-sky tests.

Original languageEnglish (US)
Title of host publicationAdaptive Optics Systems VII
EditorsLaura Schreiber, Dirk Schmidt, Elise Vernet
PublisherSPIE
ISBN (Electronic)9781510636835
DOIs
StatePublished - 2020
EventAdaptive Optics Systems VII 2020 - Virtual, Online, United States
Duration: Dec 14 2020Dec 22 2020

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume11448
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceAdaptive Optics Systems VII 2020
Country/TerritoryUnited States
CityVirtual, Online
Period12/14/2012/22/20

Keywords

  • Adaptive optics
  • Exoplanet
  • High-spectral resolution
  • IRD
  • SCExAO
  • Single-mode fiber
  • Spectrometer

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Condensed Matter Physics
  • Computer Science Applications
  • Applied Mathematics
  • Electrical and Electronic Engineering

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