Studies of the Nebulae: Made at the Lick Observatory, University of California, at Mount Hamilton, California, and Santiago, Chile, Volume 13University of California Press, 1918 - 268 pages |
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Page 34
... edge of the nebulosity . Faint , elongated spiral 1 : 5 x 0.4 in p.a. 98 ° . Elongated nuclear portion ; no condensations . Very bright oval nucleus ; whorls make a faint oval 1.6 x 0.8 in p.a. 30 ° , and are considerably fainter at the ...
... edge of the nebulosity . Faint , elongated spiral 1 : 5 x 0.4 in p.a. 98 ° . Elongated nuclear portion ; no condensations . Very bright oval nucleus ; whorls make a faint oval 1.6 x 0.8 in p.a. 30 ° , and are considerably fainter at the ...
Page 37
... edge of a plate of a neighboring region . Cf. Publ . Astr . Soc . Pac . , 30 , 161 , 1918 . Planetary . 0 s.n. Bright , round , 0 : 3 in diameter ; very close to 11 magn . star ; 17 ' n.f. is a small , faint spindle 15 long in p.a. 140 ...
... edge of a plate of a neighboring region . Cf. Publ . Astr . Soc . Pac . , 30 , 161 , 1918 . Planetary . 0 s.n. Bright , round , 0 : 3 in diameter ; very close to 11 magn . star ; 17 ' n.f. is a small , faint spindle 15 long in p.a. 140 ...
Page 46
... edge , 15.2 mm . from top of illustration . 24.0 53.9 Fig . 27 ; 37.1 46.7 Fig . 63 ; 20.6 57.2 4.0 5.6 3.9 12.5 11.7 2.3 The first group of data comprises those nebulae which are 46 PUBLICATIONS OF THE LICK OBSERVATORY.
... edge , 15.2 mm . from top of illustration . 24.0 53.9 Fig . 27 ; 37.1 46.7 Fig . 63 ; 20.6 57.2 4.0 5.6 3.9 12.5 11.7 2.3 The first group of data comprises those nebulae which are 46 PUBLICATIONS OF THE LICK OBSERVATORY.
Page 51
... edge of a star cloud ; B Scorpii is in a remarkable region characterized by enormous diffused nebulosity and vacant or absorption lanes ; o Aquilae is in or close to a fairly dark rift in the Milky Way ; Boss 6142 is fairly close to a ...
... edge of a star cloud ; B Scorpii is in a remarkable region characterized by enormous diffused nebulosity and vacant or absorption lanes ; o Aquilae is in or close to a fairly dark rift in the Milky Way ; Boss 6142 is fairly close to a ...
Page 52
... edge- wise spirals is in itself the strongest argument that the same general cause is operative in the effects seen in the considerably elongated spirals , namely , the lanes visible on one side of the major axis and evanescent on the ...
... edge- wise spirals is in itself the strongest argument that the same general cause is operative in the effects seen in the considerably elongated spirals , namely , the lanes visible on one side of the major axis and evanescent on the ...
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Studies of the Nebulae: Made at the Lick Observatory, University ..., Volume 13 Lick Observatory,Joseph Haines Moore Affichage du livre entier - 1918 |
Expressions et termes fréquents
appears bright bands bright lines brighter Campbell N₁ central portion central star continuous spectrum dark lane DETAILS OF OBSERVATION diameter diffuse nebulosity disk edge elongated exposure faint fainter figure g slitless Greater Magellanic Cloud H N₁ N₂ Haynes hydrogen hydrogen lines inclination km./sec Lick Obs LICK OBSERVATORY line Ia long Hẞ M. T. Exp major axis minor axis Miss Hobe N Miss Hobe N₁ moderately bright Moore Miss Hobe Moore N Moore N₁ N₂ N₁ N₂ Hẞ N₂ HB N₂ Hẞ Hy nearly round nucleus band object Orion nebula photographic planetary nebulae radial velocity region relative intensities ring Ring Nebula rotation s.n. Planetary Scott N Scott N₁ Sept Slit long small nebulae spectra spectrograms spiral nebulae spiral structure star of magn stellar condensations stellar nucleus ultra-violet under-exposed wave-lengths whorls Wolf-Rayet Wolf-Rayet stars Ηβ Ηγ