Why a geoeffective CME was missed by SOHO LASCO?
Yutian Chi1, Jie Zhang2, Chenglong Shen3, Phillip Hess4, Li Feng5, Yuming Wang3 and Wageesh Mishra1, (1)University of Science and Technology of China, Hefei, China, (2)George Mason University, Department of Physics and Astronomy, Fairfax, United States, (3)USTC University of Science and Technology of China, Hefei, China, (4)George Mason University Fairfax, Fairfax, United States, (5)Max Planck Institute for Solar System Research, Goettingen, Germany