Dwarf planet Ceres exhibits apparent stationary motion at 9 P.M. EDT, but optimal observation requires morning viewing. At approximately 4 A.M. local daylight time, Ceres reaches an altitude of over ...
Uranus will transition from prograde to retrograde motion, appearing to move westward relative to background stars, beginning at 1 A.M. EDT. Uranus is observable in the early morning sky, ...
This is a preview. Log in through your library . Abstract A new transformation between stationary point vortex equilibria in the unbounded plane is presented. Given a point vortex equilibrium ...