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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Résultats 6-10 sur 54
Page 25
... elongated spiral 10 ' x 1 ' in p.a. 40 ° . Whorls rather patchy ; there are strong evidences of absorption effects on the n . side . See Abs . Eff . 16 s.n. A rather bright oval 14 x 0.8 in p.a. 95 ° . Nucleus nearly stellar ; a very ...
... elongated spiral 10 ' x 1 ' in p.a. 40 ° . Whorls rather patchy ; there are strong evidences of absorption effects on the n . side . See Abs . Eff . 16 s.n. A rather bright oval 14 x 0.8 in p.a. 95 ° . Nucleus nearly stellar ; a very ...
Page 26
... elongated mass , 7 ' x 1'5 in p.a. 65 ° , showing numerous rifts ; an irregular lane divides it approximately along the shorter axis . It is possibly a very irregular spiral seen edgewise . Exceedingly bright ; the brighter ...
... elongated mass , 7 ' x 1'5 in p.a. 65 ° , showing numerous rifts ; an irregular lane divides it approximately along the shorter axis . It is possibly a very irregular spiral seen edgewise . Exceedingly bright ; the brighter ...
Page 27
... elongated two - branched spiral , 1 ' long . Faint , almost stellar nucleus . Vol . VIII , Plate 28. A very bright , beautiful , spiral 8 ' x 2'5 in p.a. 180 ° . Bright , slightly elongated nucleus ; the whorls are somewhat irregular ...
... elongated two - branched spiral , 1 ' long . Faint , almost stellar nucleus . Vol . VIII , Plate 28. A very bright , beautiful , spiral 8 ' x 2'5 in p.a. 180 ° . Bright , slightly elongated nucleus ; the whorls are somewhat irregular ...
Page 29
... elongated spiral 8 ' x 2 ' in p.a. 150 ° . Bright stellar nucleus ; numerous almost stellar condensations . Absorption effects on east side . Figure in Vogel I , No. 6 ( Leip . Beob . , Bd . 1 ) . M. 98. See Abs . Eff . 30 s.n. A ...
... elongated spiral 8 ' x 2 ' in p.a. 150 ° . Bright stellar nucleus ; numerous almost stellar condensations . Absorption effects on east side . Figure in Vogel I , No. 6 ( Leip . Beob . , Bd . 1 ) . M. 98. See Abs . Eff . 30 s.n. A ...
Page 30
... elongated and shows well in a 5m exposure . See Abs . Eff . 17 s.n. Nearly round ; 0 : 3 in diameter , with an almost stellar nucleus ; a spiral . Nearly round , l ′ in diameter ; central part very bright ; no spiral structure ...
... elongated and shows well in a 5m exposure . See Abs . Eff . 17 s.n. Nearly round ; 0 : 3 in diameter , with an almost stellar nucleus ; a spiral . Nearly round , l ′ in diameter ; central part very bright ; no spiral structure ...
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