BULLETIN 



OF THE 



NATIONAL RESEARCH COUNCIL 



Vol. 4, Part 7. December, 1922 Number 25 



CELESTIAL MECHANICS 



A SURVEY OF THE STATUS OF THE DETERMINATION OF 



THE GENERAL PERTURBATIONS OF THE 



MINOR PLANETS. 



Appendix to the Report of the Committee on Celestial Mechanics, 

 National Research Council* 



BY A. 0. LEUSCHNER 

 Professor of Astronomy, University of California 



CONTENTS 



PAGE 



Introduction 2 



1 Ceres 11 



2 Pallas 15 



3 Juno , 20 



4 Vesta 23 



10 Hygiea 28 



28 Bellona 31 



93 Minerva 35 



94 Aurora 38 



127 Johanna 40 



128 Nemesis 42 



175 Andromache 44 



433 Eros 46 



447 Valentine 51 



588 Achilles 54 



617 Patroclus 57 



624 Hector 60 



659 Nestor 63 



716 Berkeley 66 



718 Erida 68 



884 Priamus 70 



911 Agamemnon 73 



*This Committee of the Division of Physical Sciences of the National Re- 

 search Council consists of the following members: E. W. Brown, Professor of 

 Mathematics, Yale University, Chairman; G. D. Birkhoff, Professor of Mathe- 

 matics, Harvard University ; A. O. Leuschner, Professor of Astronomy, University 

 of California; H. N. Russell, Professor of Astronomy, Princeton University, 



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