单词 | russell diagram |
释义 | Russell diagramn. Astronomy. Now chiefly historical. = Hertzsprung–Russell diagram n. ΘΚΠ the world > relative properties > number > graph or diagram > [noun] > graph > showing specific relationship characteristic1881 characteristic curve1881 time curve1883 luminosity curve1886 hysteresis curve1890 hysteresis loop1892 time-distance1892 solidus1901 power curve1908 log log1910 Russell diagram1922 creep curve1931 power curve1932 Hertzsprung–Russell diagram1939 Petersen graph1947 utility curve1948 tournament graph1959 offset1987 1919 J. H. Jeans in Philos. Trans. (Royal Soc.) A. 218 209 Russell's well-known diagram of absolute magnitudes..shows a range of something like five magnitudes..for dwarf stars of similar spectral type.] 1922 Astrophysical Jrnl. 55 167 These lead to values of the masses of stars along the dwarf branch of the Russell diagram. 1930 H. Shapley Star Clusters ii. 9 In the Pleiades type, the stars, almost without exception, lie along the ‘main branch’ of a Russell diagram, with the earliest classes B or A. 1952 R. A. Heinlein Menace from Earth (1959) 47 It was old stuff that a G-type star, such as the sun, was potentially unstable; a G-O star could explode, slide right off the Russell diagram. 2000 D. H. DeVorkin Henry Norris Russell ix. 127 (caption) The first published ‘Russell diagram’ as presented at the December 1913 meeting of the AAS. This is a new entry (OED Third Edition, March 2002; most recently modified version published online March 2022). < n.1922 |
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