@article{collaboration:hal-01867401,
TITLE = {Gaia Data Release 2. Summary of the contents and survey properties},
AUTHOR = {Collaboration, Gaia and Brown, A. and Vallenari, A. and Prusti, T. and de Bruijne, J. and Babusiaux, C. and Bailer-Jones, C. and Biermann, M. and Evans, D. and Eyer, L. and Jansen, F. and Jordi, C. and Klioner, S. and Lammers, U. and Lindegren, L. and Luri, X. and Mignard, F. and Panem, C. and Pourbaix, D. and Randich, S. and Sartoretti, P. and Siddiqui, H. and Soubiran, C. and van Leeuwen, F. and Walton, A. and Arenou, F. and Bastian, U. and Cropper, M. and Drimmel, R. and Katz, D. and Lattanzi, M. and Bakker, J. and Cacciari, C. and Casta{\~n}eda, J. and Chaoul, L. and Cheek, N. and de Angeli, F. and Fabricius, C. and Guerra, R. and Holl, B. and Masana, E. and Messineo, R. and Mowlavi, N. and Nienartowicz, K. and Panuzzo, P. and Portell, J. and Riello, M. and Seabroke, M. and Tanga, P. and Thevenin, F. and Gracia-Abril, G. and Comoretto, G. and Garcia-Reinaldos, M. and Teyssier, D. and Altmann, M. and Andrae, R. and Audard, M. and Bellas-Velidis, I. and Benson, K. and Berthier, J{\'e}r{\^o}me and Blomme, R. and Burgess, P. and Busso, G. and Carry, B. and Cellino, A. and Clementini, G. and Clotet, M. and Creevey, O. and David, M. and de Ridder, J. and Delchambre, L. and Dell'oro, A. and Ducourant, C. and Hernandez, J. and Fouesneau, M. and Fr{\'e}mat, Y. and Galluccio, L. and Garc{\'i}a-Torres, M. and Gonz{\'a}lez-N{\'u}{\~n}ez, J. and Gonz{\'a}lez-Vidal, J. and Gosset, E. and Guy, P. and Halbwachs, J. and Hambly, C. and Harrison, D. and Hestroffer, D. and Hodgkin, T. and Hutton, A. and Jasniewicz, G{\'e}rard and Jean-Antoine-Piccolo, A. and Jordan, S. and Korn, J. and Krone-Martins, A. and Lanza, C. and Lebzelter, T. and L{\"o}ffler, W. and Manteiga, M. and Marrese, M. and Mart{\'i}n-Fleitas, J. and Moitinho, A. and Mor, A. and Muinonen, K. and Osinde, J. and Pancino, E. and Pauwels, T. and Petit, J. and Recio-Blanco, A. and Richards, J. and Rimoldini, L. and Robin, C. and Sarro, M. and Siopis, C. and Smith, M. and Sozzetti, A. and S{\"u}veges, M. and Torra, J. and van Reeven, W. and Abbas, U. and Abreu Aramburu, A. and Accart, S. and Aerts, C. and Altavilla, G. and {\'A}lvarez, M. and Alvarez, R. and Alves, J. and Anderson, R. and Andrei, H. and Anglada Varela, E. and Antiche, E. and Antoja, T. and Arcay, B. and Astraatmadja, T. and Bach, N. and Baker, S. and Balaguer-Nunez, L. and Balm, P. and Barache, C. and Barata, C. and Barbato, D. and Barblan, F. and Barklem, S. and Barrado, D. and Barros, M. and Barstow, M. and Bartholom{\'e} Mu{\~n}oz, S. and Bassilana, J. and Becciani, U. and Bellazzini, M. and Berihuete, A. and Bertone, Stefano and Bianchi, L. and Bienaym{\'e},
O. and Blanco-Cuaresma, S. and Boch, T. and Boeche, C. and Bombrun, A. and Borrachero, R. and Bossini, D. and Bouquillon, S. and Bourda, G. and Bragaglia, A. and Bramante, L. and Breddels, M. and Bressan, A. and Brouillet, N. and Br{\"u}semeister, T. and Brugaletta, E. and Bucciarelli, B. and Burlacu, A. and Busonero, D. and Butkevich, A. and Buzzi, R. and Caffau, E. and Cancelliere, R. and Cannizzaro, G. and Cantat-Gaudin, T. and Carballo, R. and Carlucci, T. and Carrasco, J. and Casamiquela, L. and Castellani, M. and Castro-Ginard, A. and Charlot, P. and Chemin, L. and Chiavassa, A. and Cocozza, G. and Costigan, G. and Cowell, S. and Crifo, F. and Crosta, M. and Crowley, C. and Cuypers†, J. and Dafonte, C. and Damerdji, Y. and Dapergolas, A. and David, P. and de Laverny, P. and de Luise, F. and de March, R. and Martino, D. and de Souza, R. and de Torres, A. and Debosscher, J. and del Pozo, E. and Delb{\`o},
M. and Delgado, A. and Delgado, H. and Di Matteo, P. and Diakite, S. and Diener, C. and Distefano, E. and Dolding, C. and Drazinos, P. and Duran, J. and Edvardsson, B. and Enke, H. and Eriksson, K. and Esquej, P. and Eynard Bontemps, G. and Fabre, C. and Fabrizio, M. and Faigler, S. and Falc{\~a}o, J. and Farr{\`a}s Casas, M. and Federici, L. and Fedorets, G. and Fernique, P. and Figueras, F. and Filippi, F. and Findeisen, K. and Fonti, A. and Fraile, E. and Fraser, M. and Fr{\'e}zouls, B. and Gai, M. and Galleti, S. and Garabato, D. and Garc{\'i}a-Sedano, F. and Garofalo, A. and Garralda, N. and Gavel, A. and Gavras, P. and Gerssen, J. and Geyer, R. and Giacobbe, P. and Gilmore, G. and Girona, S. and Giuffrida, G. and Glass, F. and Gomes, M. and Granvik, M. and Gueguen, A. and Guerrier, A. and Guiraud, J. and Guti{\'e}rrez-S{\'a}nchez, R. and Haigron, R. and Hatzidimitriou, D. and Hauser, M. and Haywood, M. and Heiter, U. and Helmi, A. and Heu, J. and Hilger, T. and Hobbs, D. and Hofmann, W. and Holland, G. and Huckle, H. and Hypki, A. and Icardi, V. and Janssen, K. and Jevardat de Fombelle, G. and Jonker, G. and Juhasz, L. and Julbe, F. and Karampelas, A. and Kewley, A. and Klar, J. and Kochoska, A. and Kohley, R. and Kolenberg, K. and Kontizas, M. and Kontizas, E. and Koposov, S. and Kordopatis, G. and Kostrzewa-Rutkowska, Z. and Koubsky, P. and Lambert, S. and Lanza, A. and Lasne, Y. and Lavigne, J. and Le Fustec, Y. and Le Poncin-Lafitte, C. and Lebreton, Y. and Leccia, S. and Leclerc, N. and Lecoeur-Taibi, I. and Lenhardt, H. and Leroux, F. and Liao, S. and Licata, E. and Lindstr{\o}m, H. and Lister, T. and Livanou, E. and Lobel, A. and L{\'o}pez, M. and Managau, S. and Mann, G. and Mantelet, G. and Marchal, O. and Marchant, J. and Marconi, M. and Marinoni, S. and Marschalk{\'o},
G. and Marshall, D. J. and Martino, M. and Marton, G. and Mary, N. and Massari, D. and Matijevi{\v c},
G. and Mazeh, T. and Mcmillan, J. and Messina, S. and Michalik, D. and Millar, R. and Molina, D. and Molinaro, R. and Molnar, L. and Montegriffo, P. and Mor, R. and Sagrist{\`a} Sell{\'e}s, T. and Morbidelli, R. and Morel, T. and Morris, D. and Mulone, A. and Muraveva, T. and Musella, I. and Nelemans, G. and Nicastro, L. and Noval, L. and O'mullane, W. and Ordenovic, C. and Ord{\'o}{\~n}ez-Blanco, D. and Osborne, P. and Pagani, C. and Pagano, I. and Pailler, F. and Palacin, H. and Palaversa, L. and Panahi, A. and Pawlak, M. and Piersimoni, M. and Pineau, F. and Plachy, E. and Plum, G. and Poggio, E. and Poujoulet, E. and Pr{\v s}a, A. and Pulone, L. and Racero, E. and Ragaini, S. and Rambaux, N. and Ramos-Lerate, M. and Regibo, S. and Reyle, C. and Riclet, F. and Ripepi, V. and Riva, A. and Rivard, A. and Rixon, G. and Roegiers, T. and Roelens, M. and Romero-Gomez, M. and Rowell, N. and Royer, F. and Ruiz-Dern, L. and Sadowski, G. and Sahlmann, J. and Salgado, J. and Salguero, E. and Sanna, N. and Santana-Ros, T. and Sarasso, M. and Savietto, H. and Schultheis, M. and Sciacca, E. and Segol, M. and Segovia, C. and Segransan, D. and Shih, C. and Siltala, L. and Silva, A. and Smart, R. and Smith, W. and Solano, E. and Solitro, F. and Sordo, R. and Soria Nieto, S. and Souchay, J. and Spagna, A. and Spoto, F. and Stampa, U. and Steele, A. and Steidelm{\"u}ller, H. and Stephenson, C. and Stoev, H. and Suess, F. and Surdej, J. and Szabados, L. and Szegedi-Elek, E. and Tapiador, D. and Taris, F. and Tauran, G. and Taylor, M. and Teixeira, R. and Terrett, D. and Teyssandier, P. and Thuillot, W. and Titarenko, A. and Torra Clotet, F. and Turon, C. and Ulla, A. and Utrilla, E. and Uzzi, S. and Vaillant, M. and Valentini, G. and Valette, V. and van Elteren, A. and van Hemelryck, E. and van Leeuwen, M. and Vaschetto, M. and Vecchiato, A. and Veljanoski, J. and Viala, Y. and Vicente, D. and Vogt, S. and von Essen, C. and Voss, H. and Votruba, V. and Voutsinas, S. and Walmsley, G. and Weiler, M. and Wertz, O. and Wevers, T. and Wyrzykowski, Ł. and Yoldas, A. and {\v Z}erjal, M. and Ziaeepour, H. and Zorec, J. and Zschocke, S. and Zucker, S. and Zurbach, C. and Zwitter, T.},
URL = {https://hal.science/hal-01867401},
JOURNAL = {Astronomy and Astrophysics - A\&A},
PUBLISHER = {EDP Sciences},
VOLUME = {616},
PAGES = {id.A1},
YEAR = {2018},
MONTH = Aug, DOI = {10.1051/0004-6361/201833051},
PDF = {https://hal.science/hal-01867401/file/Collaboration%20et%20al.%20-%202018%20-%20Gaia%20Data%20Release%202.%20Summary%20of%20the%20contents%20and%20s.pdf},
HAL_ID = {hal-01867401},
HAL_VERSION = {v1},
}