 | Sir John Frederick William Herschel - Astronomy - 1833 - 444 pages
...heavens. The most conspicuous of this class is to be found exactly half way between the stars |3 and y Lyre, and may be seen with a telescope of moderate...appearance of a flat oval solid ring than of a nebula. The axes of the ellipse are to each other in the proportion of about 4 to 5, and the opening occupies about... | |
 | sir John Frederick W. Herschel (1st bart.) - 1833 - 500 pages
...The most conspicuous of this class is to be found exactly half way between tie stars j3 and y Lyrae, and may be seen with a telescope of moderate power....appearance of a flat oval solid ring than of a nebula. The axes of the ellipse are to each other in the proportion of about 4 to 5, and the opening occupies about... | |
 | John Farrar - Astronomy - 1834 - 504 pages
...The most conspicuous of this class is to be found exactly half way between the stars p and y Lyrse, and may be seen with a telescope of moderate power....appearance of a flat oval solid ring than of a nebula. The axes of the ellipse are to each other in the proportion of about 4 to 5, and the opening occupies about... | |
 | Elijah Hinsdale Burritt - Astronomy - 1838 - 350 pages
...most conspicuous of this class, is to be found exactly halfway between the stars Beta and Gamma Lyra;, and may be seen with a telescope of moderate power. It is small, and particularly well defined ; appearing like a flat oval ring. The central opening is not entirely dark, but is filled with a faint,... | |
 | Elijah Hinsdale Burritt - Astronomy - 1842 - 344 pages
...most conspicuous of this class, is to be found exactly halfway between the stars Beta and Gamma Lyrae, and may be seen with a telescope of moderate power. It is small, and particularly well denned ; appearing like a flat oval ring. The central opening is not entirely dark, but is filled with... | |
 | John Frederick William Herschel - Astronomy - 1849 - 672 pages
...heavens. The most conspicuous of this class is to be found almost exactly half way between >J and y Lyra, and may be seen with a telescope of moderate power. It is small and particularly well defined, so as to have more the appearance of a flat oval solid ring than of a nebula. The axes of the ellipse are... | |
 | George Brewster - Astronomy - 1850 - 240 pages
...conspicuous of this class, is to be found exactly half-way between the stars Beta and Gamma Lyrse, and may be seen with a telescope of moderate power. It is small, and particularly well defined ; appearing like a flat oval ring. The central opening is not entirely dark, but is filled with a faint,... | |
 | Elijah Hinsdale Burritt - Astronomy - 1850 - 344 pages
...most conspicooos of this class, is to be foond exactly halfway between the stars Beta and Gamma Lyrae, and may be seen with a telescope of moderate power. It is small, and particolarly well defined ; appearing like a flat oral ring. The central opening is not entirely dark,... | |
 | John Frederick William Herschel - Astronomy - 1851 - 706 pages
...heavens. The most conspicuous of this class is to be found almost exactly half way between /3 and 7 Lyre, and may be seen with a telescope of moderate...power. It is small and particularly well defined, so as to have more the appearance of a flat oval solid ring than of a nebula. The axes of the ellipse are... | |
 | Hiram Mattison - Astronomy - 1856 - 254 pages
...figure. 459. Aiiother very conspicuous nebula of this class may be found half-way between /3 and y, in the Lyre, and may be seen with a telescope of moderate...nebula. The space within the ring is filled with a taint hazy light, imiformly spread over if, l.ke a fine gauze stretched over a hoop. 460. " Planetary... | |
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It is small, and particularly well defined, so as in fact to have much more the appearance of a flat oval solid ring than of a nebula. The axes of the ellipse are to each other in the proportion of about 4 to 5, and the opening occupies about half... 
