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Welcome to ESPECTRO The Echelle SPECtroscopy Tutorials for data Reduction with Opera To get started using OPERA, you can either follow the general-purpose instructions for OPERA, or select one of the instrument-specific tutorials below and follow the cookbook recipes. In each cookbook recipe you will find a link to download sample data, where you can perform the reduction to test your installation of OPERA. You will also find reduced versions of the same spectra available for download, so you can check if you got the same results. Have fun! OPERA Software: OPERA can be downloaded at Sourceforge or GitHub. Install the necessary dependencies before installing OPERA. Running OPERA - Instructions covering most usage scenarios. OPERA Overview - Conceptual overview of what OPERA does. Pipeline Steps - Details on each step of the pipeline. Comments for Developers - Useful info for making modifications. Tutorials: MUSICOS (LNA) GRACES (Gemini) ESPaDOnS (CFHT) STELES (SOAR) OES (Ondrejov) ESPECTRO Team Eder Martioli (LNA, Brazil) Romana Grossová (Masaryk University, Brno) Marcelo Tucci Maia (LNA, Brazil) Christopher Usher (CFHT, Hawaii USA)