2011-03-10T12:38:28.000Z http://sot.lmsal.com Ted Tarbell LMSAL http://lmsal.com 3251 Hanover Rd, O/ADBS, B/252, Palo Alto, CA, 94304 +1-650-424-2400 tarbell@lmsal.com Hinode SOT Yasuda Sterling Suematsu 0 0 null Monitoring AR11166 AR AR 11166 Active Region 4 629 225 0 0 2011-03-12T07:54:00.000Z 2011-03-12T10:33:00.000Z 629 225 Evolution of AR leading to flare AR mode case2 Na V/I 225x112", Ca II 183x110", 3 min Study of evolution and magnetic field measurements of active region