A change in the optical polarization associated with a γ-ray flare in the blazar 3C279

FERMI LAT COLLABORATION;MEMBERS OF THE C. MULTI BAND CAMPAIGN;ABDO A. A;ACKERMANN M;AJELLO M;AXELSSON M;BALDINI L;BALLET J;BARBIELLINI G;BASTIERI D;BAUGHMAN B. M;BECHTOL K;BELLAZZINI R;BERENJI B;BLANDFORD R. D;BLOOM E. D;BOCK D. C. J;BOGART J. R;BONAMENTE E;BORGLAND A. W;BOUVIER A;BREGEON J;BREZ A;BRIGIDA M;BRUEL P;BURNETT T. H;BUSON S;CALIANDRO G. A;CAMERON R. A;CARAVEO P. A;CASANDJIAN J. M;CAVAZZUTI E;CECCHI C;ÇELIK Ö;CHEKHTMAN A;CHEUNG C. C;CHIANG J;CIPRINI S;CLAUS R;COHEN TANUGI J;COLLMAR W;COMINSKY L. R;CONRAD J;CORBEL S;CORBET R;COSTAMANTE L;CUTINI S;DERMER C. D;DE ANGELIS A;DE PALMA F;DIGEL S. W;DO COUTO E. SILVA E;DRELL P. S;DUBOIS R;DUMORA D;FARNIER C;FAVUZZI C;FEGAN S. J;FERRARA E. C;FOCKE W. B;FORTIN P;FRAILIS M;FUHRMANN L;FUKAZAWA Y;FUNK S;FUSCO P;GARGANO F;GASPARRINI D;GEHRELS N;GERMANI S;GIEBELS B;GIGLIETTO N;GIOMMI P;GIORDANO F;GIROLETTI M;GLANZMAN T;GODFREY G;GRENIER I. A;GROVE J. E;GUILLEMOT L;GUIRIEC S;HANABATA Y;HARDING A. K;HAYASHIDA M;HAYS E;HORAN D;HUGHES R. E;IAFRATE G;ITOH R;JACKSON M. S;JÓHANNESSON G;JOHNSON A. S;JOHNSON W. N;KADLER M;KAMAE T;KATAGIRI H;KATAOKA J;KAWAI N;KERR M;KNÖDLSEDER J;KOCIAN M. L;KUSS M;LANDE J;LARSSON S;LATRONICO L;LEMOINE GOUMARD M;LONGO F;LOPARCO F;LOTT B;LOVELLETTE M. N;LUBRANO P;MACQUART J;MADEJSKI G. M;MAKEEV A;MAX MOERBECK W;MAZZIOTTA M. N;MCCONVILLE W;MCENERY J. E;MCGLYNN S;MEURER C;MICHELSON P. F;MITTHUMSIRI W;MIZUNO T;MOISEEV A. A;MONTE C;MONZANI M. E;MORSELLI A;MOSKALENKO I. V;MURGIA S;NESTORAS I;NOLAN P. L;NORRIS J. P;NUSS E;OHSUGI T;OKUMURA A;OMODEI N;ORLANDO E;ORMES J. F;PANEQUE D;PANETTA J. H;PARENT D;PAVLIDOU V;PEARSON T. J;PELASSA V;PEPE M;PESCE ROLLINS M;PIRON F;PORTER T. A;RAINÒ S;RANDO R;RAZZANO M;READHEAD A;REIMER A;REIMER O;REPOSEUR T;REYES L. C;RICHARDS J. L;ROCHESTER L. S;RODRIGUEZ A. Y;ROTH M;RYDE F;SADROZINSKI H. F. W;SANCHEZ D;SANDER A;SAZ PARKINSON P. M;SCARGLE J. D;SGRÒ C;SHAW M. S;SHRADER C;SISKIND E. J;SMITH D. A;SMITH P. D;SPANDRE G;SPINELLI P;STAWARZ L;STEVENSON M;STRICKMAN M. S;SUSON D. J;TAJIMA H;TAKAHASHI H;TAKAHASHI T;TANAKA T;TAYLOR G. B;THAYER J. B;THAYER J. G;THOMPSON D. J;TIBALDO L;TORRES D. F;TOSTI G;TRAMACERE A;UCHIYAMA Y;USHER T. L;VASILEIOU V;VILCHEZ N;VITALE V;WAITE A. P;WANG P;WEHRLE A. E;WINER B. L;WOOD K. S;YLINEN T;ZENSUS J. A;UEMURA M;IKEJIRI Y;KAWABATA K. S;KINO M;SAKIMOTO K;SASADA M;SATO S;YAMANAKA M;VILLATA M;RAITERI C. M;AGUDO I;ALLER H. D;ALLER M. F;ANGELAKIS E;ARKHAROV A. A;BACH U;BENÍTEZ E;BERDYUGIN A;BLINOV D. A;BOETTCHER M;BUEMI C. S;CHEN W. P;DOLCI M;DULTZIN D;EFIMOVA N. V;GURWELL M. A;GUSBAR C;GÓMEZ J. L;HEIDT J;HIRIART D;HOVATTA T;JORSTAD S. G;KONSTANTINOVA T. S;KOPATSKAYA E. N;KOPTELOVA E;KURTANIDZE O. M;LAHTEENMAKI A;LARIONOV V. M;LARIONOVA E. G;LETO P;LIN H. C;LINDFORS E;MARSCHER A. P;MCHARDY I. M;MELNICHUK D. A;MOMMERT M;NILSSON K;DI PAOLA A;REINTHAL R;RICHTER G. M;ROCA SOGORB M;ROUSTAZADEH P;SIGUA L. A;TAKALO L. O;TORNIKOSKI M;TRIGILIO, CORRADO;TROITSKY I. S;UMANA G;VILLFORTH C;GRAINGE K;MODERSKI R;NALEWAJKO K;SIKORA M.

2010