1. The effect of oblateness of the bigger primary on collinear libration points in the restricted problem of three bodies

   • K. B. Bhatnagar
   • J. M. Chawla

   OriginalPaper Pages: 129 - 136

2. Periodic solutions in Hill's relativistic problem

   • Virendra Singh

   OriginalPaper Pages: 137 - 142

3. Gravitational harmonics from shallow resonant orbits

   • C. A. Wagner
   • S. M. Klosko

   OriginalPaper Pages: 143 - 163

4. Numerical values of the constants of the Joint Report of the Working Groups of IAU Commission 4

   • P. K. Seidelmann

   OriginalPaper Pages: 165 - 177

5. Periodic elliptic motions in a planar restricted (N+1)-body problem

   • R. F. Arenstorf
   • R. E. Bozeman

   OriginalPaper Pages: 179 - 189

6. The Kepler problem and geodesic flows in spaces of constant curvature

   • Yu. S. Osipov

   OriginalPaper Pages: 191 - 208

7. The Titius-Bode law-place for more than ten planets?

   • G. P. Horedt
   • P. Pop
   • H. Ruck

   OriginalPaper Pages: 209 - 213

8. On Szebehely's equation for the potential of a prescribed family of orbits

   • R. Broucke
   • H. Lass

   OriginalPaper Pages: 215 - 225

9. Modification of an equation of Szebehely

   • Foster Morrison

   BriefCommunication Pages: 227 - 228

10. The long period behavior of the orbits of the Galilean satellites of Jupiter

    • Bryan Brown

    OriginalPaper Pages: 229 - 259