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
Page 22
... whorls near the nucleus ; on the periphery are two long , almost detached whorls ; a wide band of faint nebulous matter runs across the center from one whorl to the other . A somewhat irregular -type spiral . 11 s.n. Region of T Tauri ...
... whorls near the nucleus ; on the periphery are two long , almost detached whorls ; a wide band of faint nebulous matter runs across the center from one whorl to the other . A somewhat irregular -type spiral . 11 s.n. Region of T Tauri ...
Page 24
... whorls are of an S shape , with fainter whorls outside . Discovered by Lohse , and noted in the N. G. C. as " Two neb , F , L , R , gbM , Δα Ξ = 429 These are small and inconspicuous objects , and scarcely war- rant the N. G. C. ...
... whorls are of an S shape , with fainter whorls outside . Discovered by Lohse , and noted in the N. G. C. as " Two neb , F , L , R , gbM , Δα Ξ = 429 These are small and inconspicuous objects , and scarcely war- rant the N. G. C. ...
Page 25
... whorls rather open ; the nucleus is faint and almost stellar . 16 s.n. Described as vF , vS , F st close n . No such object exists in this position . There is a small spiral ( p - type ? ) at 8h 42m7 , + 78 ° 58 ' , with a faint star l ...
... whorls rather open ; the nucleus is faint and almost stellar . 16 s.n. Described as vF , vS , F st close n . No such object exists in this position . There is a small spiral ( p - type ? ) at 8h 42m7 , + 78 ° 58 ' , with a faint star l ...
Page 26
... whorls . A nearly edgewise spiral , showing evidence of absorption lane on the east . See Abs . Eff . 34 s.n. Roughly oval ; 3 ' x 2 ' ; nucleus double . The central portion is quite bright ; there are several " holes , " of which one ...
... whorls . A nearly edgewise spiral , showing evidence of absorption lane on the east . See Abs . Eff . 34 s.n. Roughly oval ; 3 ' x 2 ' ; nucleus double . The central portion is quite bright ; there are several " holes , " of which one ...
Page 27
... Whorls are rather open and show a few almost stellar condensations . I can not locate 3371 and 3373 in the positions given . 30 s.n. A fine strong spiral ; brightest part 2 : 6 long . Bright stellar nucleus ; the outer whorl of the ...
... Whorls are rather open and show a few almost stellar condensations . I can not locate 3371 and 3373 in the positions given . 30 s.n. A fine strong spiral ; brightest part 2 : 6 long . Bright stellar nucleus ; the outer whorl of the ...
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