Published between 1893 and 1899, this two-volume work illustrates the research of a pioneer of modern astronomy.Hinweis: Dieser Artikel kann nur an eine deutsche Lieferadresse ausgeliefert werden.
Preface List of the plates Instruments List of abbreviations adopted in this work 1. The negatives 2. Epoch of the Fiducial stars, A.D. 1900 3. Table for converting the measured right ascensions 4. Deterioration of the negatives 5. Effects of atmospheric glare and of diffraction upon the films of photographic plates 6. Arrangement of the plates 7. Method for micro-puncturing the photographic discs of stars on plates 8. Star catalogues and photographic charts 9. Duration of the effective exposures given to photographic plates in the 20-inch reflector 10. Are the millions of stars and the numerous nebulosities limited in number and extent 11. The evolution of stellar systems 12. Inferences suggested by examination of the photographs 13. Description of the photographs 14. M.31. Andromedae 15. M.99 Virginis 16. M.51 Canum Venaticorum 17. Region of 7 Cassiopeiae 18. Nebulae in the Pleiades 19. M.42. Orionis 20. General conclusions concerning the evolution of stellar systems.
Preface List of the plates Instruments List of abbreviations adopted in this work 1. The negatives 2. Epoch of the Fiducial stars, A.D. 1900 3. Table for converting the measured right ascensions 4. Deterioration of the negatives 5. Effects of atmospheric glare and of diffraction upon the films of photographic plates 6. Arrangement of the plates 7. Method for micro-puncturing the photographic discs of stars on plates 8. Star catalogues and photographic charts 9. Duration of the effective exposures given to photographic plates in the 20-inch reflector 10. Are the millions of stars and the numerous nebulosities limited in number and extent 11. The evolution of stellar systems 12. Inferences suggested by examination of the photographs 13. Description of the photographs 14. M.31. Andromedae 15. M.99 Virginis 16. M.51 Canum Venaticorum 17. Region of 7 Cassiopeiae 18. Nebulae in the Pleiades 19. M.42. Orionis 20. General conclusions concerning the evolution of stellar systems.
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