North-south asymmetries in magnetospheric lobe density : Cluster observations

Stein Haaland1, Bjorn Lybekk2, Lukas Maes3, Karl Laundal4 and Arne Pedersen2, (1)University of Bergen, Birkeland Centre for Space Science, Bergen, Norway, (2)University of Oslo, Department of Physics, Oslo, Norway, (3)Belgisch Instituut voor Ruimte-Aeronomie, Brussel, Belgium, (4)University of Bergen, Department of Physics and Technology, Bergen, Norway