Rotation Period and Zonal Velocities of Uranus Feature Latitude(deg) Velocity Error Observation (planetographic) (m/s) (m/s) Or Reference 2000-1 41.6 152 2 1 2000-2 36.1 78 2 1 1997-3 29.5 36 2 2 2000-3 28 21 3 1 1997-1 27.8 30 2 2 1997-G 27.4 15 1 3 1997-2 27.3 22 2 2 1997-B 27.2 20 1 3 2000-4 20.6 -20 10 1 1986-0 -4.5 -109 42 4 1998-1 -22 -1 6 5 1994-1 -24.5 87 93 6 1997-H -24.7 36 1 3 1986-1 -26.4 43 2 7 2000-5 -26.8 35 4 1 1986-2 -27 50 2 7 1986-3 -27.7 57 2 7 1998-2 -29.6 64 7 5 1997-J -30.8 76 1 3 1986-4 -35.2 120 2 7 1994-2 -35 145 54 6 1986-5 -37.7 115 2 7 2000-6 -37.9 128 2 1 1986-6 -40.3 157 2 7 1998-3 -40.9 145 3 5 1986-7 -41.6 162 2 7 1997-1 -41.8 162 1 3 2000-7 -43.3 161 8 1 1986-8 -71.7 175 4 7 1. 2000 HST/WFPC2, Keck 2. 1997 HST/WFPC2 3. Karkoschka, E. 1998. Clouds of high contrast on Uranus. Science 280, 570-572. 4. Lindal, G. F., J. R. Lyons, D. N. Sweetnam, V. R. Eshleman, D. P. Hinson, and G. L. Tyler 1987. The atmosphere of Uranus: Results of radio occultation measurements with Voyager 2.J. Geophys.Res. 92, 14987-15001. 5. 1998 HST/NICMOS 6. 1994 HST/WFPC2 7. Smith, B. A., et al 1986. Voyager 2 in the Uranian system: Imaging science results. Science 233, 43-64.