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Keywords from Image Description:
SpectreEchelleEMMI. Image of spectral scale taken with instrument EMMI installed in the telescope of en New Technology Telescope in the en La Silla Observatory Image d'un spectre chelle prise avec l'instrument EMMI install au tlescope du fr New Technology Telescope l' fr Observatoire de La Silla own work Cdric Foellmi Spectral