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Ejnar Hertzsprung

3 cilt bulundu.

Cilt sonuçları

RadiationZur Strahlung der SterneEjnar Hertzsprung

Zur Strahlung der Sterne

Ejnar Hertzsprung · Akademische Verlagsgesellschaft

100 sayfa · 1976

Stars / Spectra / Radiation

CiltEffective wavelengths of stars in the Pleiades from plates taken at Mount WilsonEjnar Hertzsprung

Effective wavelengths of stars in the Pleiades from plates taken at Mount Wilson

Ejnar Hertzsprung · F. Host

Sayfa sayısı yok · 1923

Kategori yok

Astronomical photographyOn the collaboration between the observatories of Johannesburg and Leiden concerning photographic measures of double starsEjnar Hertzsprung

On the collaboration between the observatories of Johannesburg and Leiden concerning photographic measures of double stars

Ejnar Hertzsprung · Koninklijke akademie van wetenschappen

Sayfa sayısı yok · 1933

Double stars / Measurement / Astronomical photography