On the performance of the Gaia auto-collimating flat mirror assembly: could it be even better?

A. Bos, G. Witvoet, H.P. Pereboom, M. Steinbuch

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademicpeer-review

Abstract

The Auto-collimating Flat Mirror Assembly (AFMA) simulated the rotation of the Gaia satellite around its vertical axis. As such, it was one of the most important ground support equipment tools to test the payload performance of the Gaia mission. Although the performance of TNO's design during commissioning was excellent, one of the challenges of the AFMA design and realisation has proven to be the prediction of the dynamic behaviour of AFMA and the accurate prediction of its performance. Therefore, the dynamic behaviour of Gaia AFMA has recently been re-analysed. Dynamical points of attention are shown, and possible design improvements have been derived.

Original languageEnglish
Title of host publicationSpace Telescopes and Instrumentation 2016
Subtitle of host publicationOptical, Infrared, and Millimeter Wave
EditorsHoward A. MacEwen, Giovanni G. Fazio, Makenzie Lystrup, Natalie Batalha, Nicholas Siegler, Edward C. Tong
PublisherSPIE
Number of pages16
ISBN (Electronic)9781510601871
DOIs
Publication statusPublished - 1 Jan 2016
EventSpace Telescopes and Instrumentation 2016: Optical, Infrared, and Millimeter Wave - Edinburgh, United Kingdom
Duration: 26 Jun 20161 Jul 2016

Publication series

NameProceedings of SPIE
Volume9904

Conference

ConferenceSpace Telescopes and Instrumentation 2016: Optical, Infrared, and Millimeter Wave
Country/TerritoryUnited Kingdom
CityEdinburgh
Period26/06/161/07/16

Keywords

  • Dynamic analysis
  • FEA, EMA
  • Gaia mission
  • Gaia satellite
  • Optical ground support equipment
  • Space

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