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 11
... objects listed in Bulletins Nos . 219 and 248 , and is intended to supplant these lists . The descriptions of the two earlier lists have been revised and amplified , and a number of errors corrected . For many of the objects of the ...
... objects listed in Bulletins Nos . 219 and 248 , and is intended to supplant these lists . The descriptions of the two earlier lists have been revised and amplified , and a number of errors corrected . For many of the objects of the ...
Page 12
... objects : 513 spiral nebulae . 56 diffuse nebulosities . 36 globular clusters . 24 sparse clusters . 78 planetary ... object , and should not be taken to signify that the nebulae thus described are not bona - fide spirals . It is my ...
... objects : 513 spiral nebulae . 56 diffuse nebulosities . 36 globular clusters . 24 sparse clusters . 78 planetary ... object , and should not be taken to signify that the nebulae thus described are not bona - fide spirals . It is my ...
Page 13
... objects of the Keeler programme better plates have since been taken . Where possible , I have checked the count on a ... object warranting a separate entry in the list accompanying this paper . These regions , with the number of small ...
... objects of the Keeler programme better plates have since been taken . Where possible , I have checked the count on a ... object warranting a separate entry in the list accompanying this paper . These regions , with the number of small ...
Page 16
... object central . This point is difficult to prove or disprove without a special investigation based upon many plates taken at random in the galactic north polar region . It is certain that the small nebulae fre- quently show a ...
... object central . This point is difficult to prove or disprove without a special investigation based upon many plates taken at random in the galactic north polar region . It is certain that the small nebulae fre- quently show a ...
Page 17
... objects on the Crossley plates it would appear to me that the actual affective area used by Fath must have been very much less than the 1.88 square degrees assumed in his calculations . 7 It is my opinion also that the Lumière Sigma ...
... objects on the Crossley plates it would appear to me that the actual affective area used by Fath must have been very much less than the 1.88 square degrees assumed in his calculations . 7 It is my opinion also that the Lumière Sigma ...
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