ANDES, the high resolution spectrograph for the ELT: Calibration Unit(s)

Philipp Huke*, Léa Bonhomme, Christopher Broeg, Isabelle Boisse, Kamalesh Dadi, Michael Debus, Paolo Di Marcantonio, Omar Gabella, Wolfgang Gässler, Enrico Giro, Jörg Knoche, Driss Kouach, Michael Lehmitz, Claude LeMen, Jochen Liske, Madhusudan Malve, Piotr Maslowski, Richard McCracken, Christoph Mordasini, François OlchewskiDerryck Reid, Ansgar Reiners, Sebastian Schäfer, Mirsad Sarajlic, Cheng Yuk Shan, Alessio Zanutta, Jennifer Zimara

*Corresponding author for this work

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

3 Citations (Scopus)
22 Downloads (Pure)

Abstract

The instrumentation plan for the ELT foresees the ArmazoNes high Dispersion Echelle Spectrograph (ANDES). The ANDES-project and consortium entered phase B in January 2022 and underwent several (internal and external) revisions by now to ensure that the requirements and eventually the challenging goals can be met by the physical design of the spectrograph. Among its main scientific goals are the detection of atmospheres of exoplanets and the determination of fundamental physical constants. For this, high radial velocity precision and accuracy are required. Even though the ANDES-spectrograph is designed for maximum intrinsic stability, a calibration and thus a calibration unit is mandatory. To allow for maximum flexibility and modularity the calibration unit is physically split into three calibration units. We show the design of the calibration units and their individual components, where possible. This includes the electronics, the mechanics, the software supporting and controlling the light guiding and calibration sources.

Original languageEnglish
Title of host publicationAdvances in Optical and Mechanical Technologies for Telescopes and Instrumentation VI
EditorsRamon Navarro, Ralf Jedamzik
PublisherSPIE
ISBN (Electronic)9781510675247
ISBN (Print)9781510675230
DOIs
Publication statusPublished - 26 Aug 2024
Event SPIE Astronomical Telescopes + Instrumentation 2024 - Yokohama, Japan
Duration: 16 Jun 202421 Jun 2024

Publication series

NameProceedings of SPIE
Volume13100
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

Conference SPIE Astronomical Telescopes + Instrumentation 2024
Country/TerritoryJapan
CityYokohama
Period16/06/2421/06/24

Keywords

  • ANDES
  • Calibration

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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