Strömgren — Strömgren, 1) Bengt Georg Daniel, schwedisch amerikanischer Astronom, * Göteborg 21. 1. 1908, ✝ Kopenhagen 4. 7. 1987, Sohn von 2); wurde Nachfolger seines Vaters an der Kopenhagener Sternwarte, 1952 57 Direktor des Yerkes Observatoriums in … Universal-Lexikon
Strömgren photometric system — (uvby) (sometimes also referred as Strömgren Crawford photometric system) is four colour medium band photometric system (plus H beta filter) for stellar classification. It was pioneered by the Danish astronomer Bengt Strömgren in 1956 and… … Wikipedia
Strömgren sphere — In theoretical astrophysics, a Strömgren sphere is the sphere of ionized hydrogen (H II) around a young star of the spectral classes O or B. Its counterpart in the real word are the H II regions, a type of an emission nebula, the most prominent… … Wikipedia
Strömgren-Radius — Die Strömgren Sphäre, benannt nach Bengt Strömgren, ist in der theoretischen Astrophysik das H II Gebiet um einen Stern, in dem dieser durch seine ultraviolette Strahlung einen Wasserstoffnebel ionisieren kann. Im Idealfall homogener Gasdichte… … Deutsch Wikipedia
Strömgren-Sphäre — Die Strömgren Sphäre, benannt nach Bengt Strömgren, ist in der theoretischen Astrophysik das H II Gebiet um einen Stern, in dem dieser durch seine ultraviolette Strahlung einen Wasserstoffnebel ionisieren kann. Im Idealfall homogener Gasdichte… … Deutsch Wikipedia
Strömgren, Bengt — ▪ Danish astrophysicist born Jan. 21, 1908, Göteborg, Swed. died July 4, 1987, Copenhagen, Den. Danish astrophysicist who pioneered the present day knowledge of the gas clouds in space. Son of the noted Swedish born Danish astronomer… … Universalium
Strömgren , Bengt Georg Daniel — (1908–1987) Swedish–Danish astronomer Elis Strömgren, father of Bengt, was an astronomer of distinction who served as director of the Copenhagen Observatory. His son was born at Gothenburg in Sweden and studied at the University of Copenhagen.… … Scientists
Strömgren (crater) — lunar crater data latitude=21.7 N or S=S longitude=132.4 E or W=W diameter=61 km depth= Unknown colong=133 eponym=S. Elis StrömgrenStrömgren is a lunar impact crater that is located on the far side of the Moon from the Earth. It lies less than a… … Wikipedia
Bengt Georg Daniel Strömgren — Bengt Strömgren, 1957 Bengt Georg Daniel Strömgren (* 21. Januar 1908 in Göteborg, Schweden; † 4. Juli 1987) war ein dänischer Astronom und Astrophysiker. Inhaltsverzeichnis … Deutsch Wikipedia
Bengt Strömgren — Bengt Georg Daniel Strömgren (January 21 1908 ndash; July 4 1987) was a Danish astronomer and astrophysicist.Bengt Strömgren was born in Gothenburg. His parents were Hedvig Strömgren (née Lidforss) and Svante Elis Strömgren, who was professor of… … Wikipedia