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9 de may. de 2024 · Walter Adams was an American astronomer who is best known for his spectroscopic studies. Using the spectroscope, he investigated sunspots and the rotation of the Sun, the velocities and distances of thousands of stars, and planetary atmospheres.
- The Editors of Encyclopaedia Britannica
9 de may. de 2024 · Adams, Walter Sydney. Publication date 1911 Publisher Carnegie Institution of Washington Collection internetarchivebooks Contributor Internet Archive ...
Hace 2 días · In 1915, Walter Sydney Adams, using a 60-inch (1.5 m) reflector at Mount Wilson Observatory, observed the spectrum of Sirius B and determined that it was a faint whitish star. This led astronomers to conclude that it was a white dwarf—the second to be discovered.
28 de abr. de 2024 · From 1914, with the German astronomer Arnold Kohlschütter (1883–1969), Adams developed methods of establishing the surface temperature, luminosity, and distance of stars from their spectra. In 1918 he showed that the density of the white dwarf Sirius B is 50 000 g/cm3.
Hace 5 días · Notable astronomers. His work concentrated on three fields: the determination of the Hubble constant (H 0) using the Tully–Fisher relation, the study of carbon rich stars, and the velocity distribution of those stars in dwarf spheroidal galaxies .
Hace 5 días · Meanings of minor planet names: 3001–4000 - Wikipedia. As minor planet discoveries are confirmed, they are given a permanent number by the IAU 's Minor Planet Center (MPC), and the discoverers can then submit names for them, following the IAU's naming conventions.
2 de may. de 2024 · Walter Sydney Adams (* 20. Dezember 1876 in Antakya, Türkei; † 11. Mai 1956 in Pasadena, USA) war ein US-amerikanischer Astronom. Er war von 1923 bis 1946 Direktor des Mount-Wilson-Observatoriums in Kalifornien. Adams wurde von einer Missionsangehörigen der Mission von Antiochia, Syrien geboren und 1885 in die USA gebracht.
