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    • Latest observations
      • Image of limb - H alpha
      • Image of disk - H alpha
      • Image of disk overlayed on limb - H alpha
      • Image of disk - Ca II K
      • Image of limb - He I
    • Materials about the Sun [44 pages]
      • The Sun - Our star
      • Life of a star
      • The Sun - Figures
    • Materials about coronagraphy [23 pages]
      • Coronagraphy - Généralités
      • Coronagraphy - Principle
      • Coronagraphy at Pic du Midi
      • Coronagraphy at Pic du Midi - Short history
      • Coronagraphy at Pic du Midi - The daily work
    • Materials about Earth Sun relationship [13 pages]
      • The solar wind - Generalities
      • The solar wind - Movies
      • The solar wind - Polar aurorae
      • The solar wind - Impacts on Earth
    • CLIMSO - A set of 4 instruments
      • The project
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    • Gallery - Images and movies - Solar Survey Archive
      • Best of CLIMSO
      • BASS2000 data base
    • The "Observateurs Associes" (french)
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      • Mecenat - Partenariat