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 23
... star , or that he observed the similar nebu- losity , I 434 , south of Orionis instead . Lord Rosse and D'Arrest ... central about a star of magn . 8. The brightest patch is that about B.D. + 20 ° , 1288 , and is comet - shaped . Another ...
... star , or that he observed the similar nebu- losity , I 434 , south of Orionis instead . Lord Rosse and D'Arrest ... central about a star of magn . 8. The brightest patch is that about B.D. + 20 ° , 1288 , and is comet - shaped . Another ...
Page 25
... star with two spir branches ' ' ; this appears to be three small stars ... central portions quite bright ; whorls narrow and compact . See Abs . Eff ... star ; no spiral structure discernible . Quite bright oval 3 : 2 x 11 in p.a. 33 ...
... star with two spir branches ' ' ; this appears to be three small stars ... central portions quite bright ; whorls narrow and compact . See Abs . Eff ... star ; no spiral structure discernible . Quite bright oval 3 : 2 x 11 in p.a. 33 ...
Page 27
... central portion of the band of matter characteristic of the p - type ... central portion ; no spiral structure discernible . This , with 3384 and 3389 ... star of magn . 11 near the nucleus . See Abs . Eff . 35 s.n. Planetary . The ...
... central portion of the band of matter characteristic of the p - type ... central portion ; no spiral structure discernible . This , with 3384 and 3389 ... star of magn . 11 near the nucleus . See Abs . Eff . 35 s.n. Planetary . The ...
Page 28
... central mass because of a well - marked dark lane on the east . The whorls ... central portion , and an almost stellar nucleus . Many almost stellar condensations ... star of magn . 12. See Abs . Eff . 20 s.n. A compact , rather faint ...
... central mass because of a well - marked dark lane on the east . The whorls ... central portion , and an almost stellar nucleus . Many almost stellar condensations ... star of magn . 12. See Abs . Eff . 20 s.n. A compact , rather faint ...
Page 29
... central portion which shows traces of spiral forma- tion . Outside of this is a vacant ring . The outer whorls form ... star of magn . 14 in this position . See Abs . Eff . 10 s.n. This is a faint , almost linear strip of nebulosity 1 ' x 0.1 ...
... central portion which shows traces of spiral forma- tion . Outside of this is a vacant ring . The outer whorls form ... star of magn . 14 in this position . See Abs . Eff . 10 s.n. This is a faint , almost linear strip of nebulosity 1 ' x 0.1 ...
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