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 10
Page 37
... cluster of faint stars ; brighter center 0 : 2 in diameter ; whole cluster about 0.8 . Of globular type ? 0 s.n. A wonderful example of a dark nebula , lying in a remarkably dense region of the Milky Way . Discovered by Professor ...
... cluster of faint stars ; brighter center 0 : 2 in diameter ; whole cluster about 0.8 . Of globular type ? 0 s.n. A wonderful example of a dark nebula , lying in a remarkably dense region of the Milky Way . Discovered by Professor ...
Page 38
... globular cluster 4 ' in diameter . M. 28 . Planetary . 1 s.n. Moderately bright spiral 3 ' x 11 in p.a. 40 ° . Faint hazy nucleus and several hazy condensations in the compact and rather patchy whorls . 8 s.n. Bright globular cluster 3 ...
... globular cluster 4 ' in diameter . M. 28 . Planetary . 1 s.n. Moderately bright spiral 3 ' x 11 in p.a. 40 ° . Faint hazy nucleus and several hazy condensations in the compact and rather patchy whorls . 8 s.n. Bright globular cluster 3 ...
Page 39
... globular cluster 2 ' in diameter . Greatly condensed at center . 9 s.n. Planetary . 0 s.n. Planetary . A moderately ... globular cluster 3 ′ in diameter . 8 s.n. A coarse cluster of small stars , about 8 ' x 6 ' . A very open , sparse ...
... globular cluster 2 ' in diameter . Greatly condensed at center . 9 s.n. Planetary . 0 s.n. Planetary . A moderately ... globular cluster 3 ′ in diameter . 8 s.n. A coarse cluster of small stars , about 8 ' x 6 ' . A very open , sparse ...
Page 175
... star cluster . Curtis's Crossley photograph shows it to be a nebula , of form suggesting the planetary character . Campbell and Paddock find the spectrum plainly continuous , with no evidence of bright lines Harvard list 76 describes ...
... star cluster . Curtis's Crossley photograph shows it to be a nebula , of form suggesting the planetary character . Campbell and Paddock find the spectrum plainly continuous , with no evidence of bright lines Harvard list 76 describes ...
Page 176
... star cluster NGC description suggests planetary form . Curtis with slitless finds spec- trum continuous Harvard list 33 describes spectrum as apparently gaseous and continuous . In Harvard list 56 , not in list 76. Curtis's Crossley ...
... star cluster NGC description suggests planetary form . Curtis with slitless finds spec- trum continuous Harvard list 33 describes spectrum as apparently gaseous and continuous . In Harvard list 56 , not in list 76. Curtis's Crossley ...
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