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Bragaglia (6), Almer\\'ia, Astronomy Department Galileo Galilei, Austria, A. Vallenari (1), CAUP, C. Jordi (2), D. Bossini (1, Departamento de Astrof\\'isica. P.O. Box 78, D. Galad\\'i-Enr\\'iquez (8), E-04550-G\\'ergal, E-08028 Barcelona, E-28691, E. Solano (9) ((1) INAF-Osservatorio Astronomico di Padova, I-35122, I-35131 Padova, Innsbruck, Italy, L. Balaguer-N\\'u\\~nez (2), Madrid, Mart\\'i i Franqu\\`es 1, M. Mapelli (1, M. Pasquato (1), Padova, Portugal, R. Carrera (1), Rua das Estrelas, Sierra de los Filabres, Spain, Spanish Virtual Observatory), T. Cantat-Gaudin (2), Technikerstrasse 25/8, Universidade do Porto, Universitat de Barcelona (IEEC-UB), Universit\\\"at Innsbruck, University of Padova, Via Marzolo 8, via P. Gobetti 93/3, Vicolo dell'Osservatorio 3, Vicolo dell'Osservatorio 5, Villanueva de la Ca\\~nada","submitted_at":"2019-05-06T13:08:56Z","abstract_excerpt":"Context: NGC 2682 is a nearby open cluster, approximately 3.5 Gyr old. Dynamically, most open clusters should dissolve on shorter timescales, of ~ 1 Gyr. Having survived until now, NGC 2682 was likely much more massive in the past, and is bound to have an interesting dynamical history. Aims: We investigate the spatial distribution of NGC 2682 stars to constrain its dynamical evolution, especially focusing on the marginally bound stars in the cluster outskirts. Methods: We use Gaia DR2 data to identify NGC 2682 members up to a distance of ~150 pc (10 degrees). 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Bragaglia (6), Almer\\'ia, Astronomy Department Galileo Galilei, Austria, A. Vallenari (1), CAUP, C. Jordi (2), D. Bossini (1, Departamento de Astrof\\'isica. P.O. Box 78, D. Galad\\'i-Enr\\'iquez (8), E-04550-G\\'ergal, E-08028 Barcelona, E-28691, E. Solano (9) ((1) INAF-Osservatorio Astronomico di Padova, I-35122, I-35131 Padova, Innsbruck, Italy, L. Balaguer-N\\'u\\~nez (2), Madrid, Mart\\'i i Franqu\\`es 1, M. Mapelli (1, M. Pasquato (1), Padova, Portugal, R. Carrera (1), Rua das Estrelas, Sierra de los Filabres, Spain, Spanish Virtual Observatory), T. Cantat-Gaudin (2), Technikerstrasse 25/8, Universidade do Porto, Universitat de Barcelona (IEEC-UB), Universit\\\"at Innsbruck, University of Padova, Via Marzolo 8, via P. Gobetti 93/3, Vicolo dell'Osservatorio 3, Vicolo dell'Osservatorio 5, Villanueva de la Ca\\~nada","submitted_at":"2019-05-06T13:08:56Z","abstract_excerpt":"Context: NGC 2682 is a nearby open cluster, approximately 3.5 Gyr old. 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