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 |
À l'intérieur du livre
Résultats 6-10 sur 100
Page 71
... bright - line spectra essentially identical in character . Here the relationships cease ; greater differences of form and structure could scarcely exist than obtain between the small , clear - cut planetaries , and the enormous ...
... bright - line spectra essentially identical in character . Here the relationships cease ; greater differences of form and structure could scarcely exist than obtain between the small , clear - cut planetaries , and the enormous ...
Page 74
... bright - line character of its spectrum has since been confirmed with a spectroscope attached to the 36 - inch refractor ( see Figure 74 ) . The fact that but one object out of seventy - nine small nebulae has proved to be of planetary ...
... bright - line character of its spectrum has since been confirmed with a spectroscope attached to the 36 - inch refractor ( see Figure 74 ) . The fact that but one object out of seventy - nine small nebulae has proved to be of planetary ...
Page 75
... BRIGHT - LINE NEBULAE BY WILLIAM WALLACE CAMPBELL DIRECTOR OF THE LICK OBSERVATORY , AND ASTRONOMER , AND JOSEPH HAINES MOORE ASSOCIATE ASTRONOMER IN THE LICK OBSERVATORY UNIVERSITY OF CALIFORNIA PUBLICATIONS PUBLICATIONS OF THE LICK ...
... BRIGHT - LINE NEBULAE BY WILLIAM WALLACE CAMPBELL DIRECTOR OF THE LICK OBSERVATORY , AND ASTRONOMER , AND JOSEPH HAINES MOORE ASSOCIATE ASTRONOMER IN THE LICK OBSERVATORY UNIVERSITY OF CALIFORNIA PUBLICATIONS PUBLICATIONS OF THE LICK ...
Page 77
... lines in the spectra of the bright - line nebulae . Keeler's contribution to the same problem , made with the 36 - inch refracting telescope and the Brashear spectroscope , began , in effect , with measures of the displacements of the ...
... lines in the spectra of the bright - line nebulae . Keeler's contribution to the same problem , made with the 36 - inch refracting telescope and the Brashear spectroscope , began , in effect , with measures of the displacements of the ...
Page 79
... bright lines on the photographs the 3 - prism combination reduced the exposure times to about one - fifth that required by the 1 - prism combination . In effect , this permitted the inclusion of a relatively large number of faint ...
... bright lines on the photographs the 3 - prism combination reduced the exposure times to about one - fifth that required by the 1 - prism combination . In effect , this permitted the inclusion of a relatively large number of faint ...
Autres éditions - Tout afficher
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