Improving boundary $B_r$ maps for global coronal magnetic field models
Keiji Hayashi1, Charles Nickolos Arge2, Graham Barnes1, Carl J Henney3, Shaela I Jones2 and K D Leka1,4, (1)NorthWest Research Associates Boulder, Boulder, CO, United States, (2)NASA Goddard Space Flight Center, Greenbelt, MD, United States, (3)Air Force Research Laboratory Kirtland AFB, Kirtland AFB, NM, United States, (4)Nagoya University, ISEE, Nagoya, Japan