DOT tomography of the solar atmosphere I. Telescope summary and program definition

R. J. Rutten, R. H. Hammerschlag, F. C.M. Bettonvil, P. Sütterlin, A. G. De Wijn

Research output: Contribution to journalArticlepeer-review

78 Scopus citations

Abstract

The Dutch Open Telescope (DOT) on La Palma is an innovative optical solar telescope capable of reaching 0.2 arcsec angular resolution over extended durations. The DOT presently progresses from technology testbed to a stable science configuration providing multi-wavelength imaging and multi-camera speckle data acquisition for tomographic mapping of the solar atmosphere. Large-volume speckle processing will soon enable frequent usage and community-wide time allocation, in particular for tandem operation with other solar telescopes pursuing spectropolarimetry and EUV imaging. We summarize the DOT hardware and software in the context of this increasing availability and outline the corresponding "open-DOT" program.

Original languageEnglish
Pages (from-to)1183-1189
Number of pages7
JournalAstronomy and Astrophysics
Volume413
Issue number3
DOIs
StatePublished - Jan 2004

Keywords

  • Sun: chromosphere
  • Sun: photosphere
  • Techniques: image processing
  • Telescopes

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