 | Astronomical Society of the Pacific - 1907 - 686 Seiten
...Vierter Band. Leipzig. 1908. 8vo. xix -f- 1248 pp. Mit 1 Tafel und 137 Figuren. Paper. KAPTEYN, JC On the number of stars of determined magnitude and determined galactic latitude. Publications of the Astronomical Laboratory at Groningen, No. 18. Groningen. 1908. 8vo. 54 pp. Paper.... | |
 | Royal Astronomical Society - 1908 - 770 Seiten
...Groningen, 1907-1908 17. W. de Sitter. On the libration of the three inner large satellites of Jupiter. 18. JC Kapteyn. On the number of stars of determined magnitude and determined galactic latitude. Hale (George Ellery) : The study of Stellar Evolution: an account of some recent methods of Astrophysical... | |
 | Astronomical Society of the Pacific - 1908 - 370 Seiten
...Vierter Band. Leipzig. 1908. 8vo. xix -f- 1248 pp. Mit i Tafel und 137 Figuren. Paper. KAPTEYN, JC On the number of stars of determined magnitude and determined galactic latitude. Publications of the Astronomical Laboratory at Groningen, No. 18. Groningen. 1908. 8vo. 54 pp. Paper.... | |
 | 1909 - 760 Seiten
...graphisch dargestellt, für Karte und Katalog, für beide Hemisphären gemeinsam und getrennt. 400. JC KAPTEYN, On the number of stars of determined magnitude and determined galactic latitude. Astr. Lab.Gron. Nr. 18. 54 S. 40. Die bisherigen Arbeiten über die Sternverteilung bezüglich der... | |
 | Erich Robert Paul - 1993 - 284 Seiten
...JC Kapteyn to GE Hale, 2.3 September 1915 (Hale). 15 JC Kapteyn to GE Hale, 18 February 1908 (Hale). JC Kapteyn, "On the Number of Stars of Determined Magnitude and Determined Galactic Latitudes," Groningen Publications, 18 (1908), 31 pp.; and idem, "On the Mean Star-Density at Different... | |
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On the number of stars of determined magnitude and determined galactic latitude. 