First year performance of the IceCube neutrino telescope - Achterberg, A.; Ackermann, M.; Adams, J.; Ahrens, Jürgen; Andeen, K.; Atlee, D. W.; Baccus, J.; Bahcall, J. N.; Bai, X.; Baret, B.; Becker, Julia K.; Dreyer, Jens; et al. (2006)