Getting ready for GeMS 2.0: A workhorse AO facility

Gaetano Sivo*, Eduardo Marin, Vincent Garrel, Benoit Neichel, Marcos Van Dam, François Rigaut, Cristian Moreno, Emmanuel Chirre, Gabriel Perez, Angelic Ebbers, Paul Collins, Vicente Vergara, Eduardo Toro, Pablo Diaz, Brian Chinn, Carlos Figueroa, Jeff Donahue, Pedro Gigoux, Ian Price, Nick HerraldFrancis Bennet, Rodrigo Carrasco, Morten Andersen, Rodolfo Angeloni, Manuel Lazo, Vanessa Montes, Rene Rutten, Céline D'Orgeville, Paul Hirst

*Corresponding author for this work

    Research output: Contribution to conferencePaperpeer-review

    6 Citations (Scopus)

    Abstract

    AO systems aim at detecting and correcting for optical distortions induced by atmospheric turbulences. The Gemini South telescope has currently two main AO systems: the Gemini Multi Conjugated AO System GeMS and the Gemini Planet Imager GPI. GeMS is operational and regularly used for science observation delivering close to diffraction limit resolution over a large field of view (85-85 arcsec2). We first review the performance obtained this past year. Then we will go in the details of the strong modifications GeMS is currently having. We are integrating a new laser system in the laser guide star facility module. We are also advancing in the development of the new Natural Guide Star wavefront sensor. We present as well in this paper the preliminary results obtained with our new installed NGS mask that allows us better astrometric precision.

    Conference

    Conference5th Adaptive Optics for Extremely Large Telescopes, AO4ELT 2017
    Abbreviated titleAO4ELT5
    Country/TerritorySpain
    CityTenerife, Canary Islands
    Period25/06/1730/06/17
    OtherThe fifth Adaptive Optics for Extremely Large Telescopes (AO4ELT5) meeting will be taking place in June 2017 at the Hotel Botánico in Puerto de la Cruz, Tenerife. One of the major challenges that face the future extremely large aperture telescopes (ELT's) is adaptive optics, and the goal of the meeting is to gather specialists to review and discuss the latest developments on this field. The topics of the conference include ELT’s current design in terms of AO systems, related instruments and science goals, and also pathfinder projects planned or implemented on existing telescopes, including solar telescopes, which provide relevant results for the next ELT’s design phase. Special attention will be given to new developments in several areas, such as mirrors, laser technologies, wavefront sensing and control, and new post-processing tools required to increase the image quality and increase the scientific return of the instruments.
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