List of the largest optical telescopes in North America
Appearance
![](http://upload.wikimedia.org/wikipedia/commons/thumb/8/8e/Chicago%27s_Great_Telescope_%283573567148%29.jpg/220px-Chicago%27s_Great_Telescope_%283573567148%29.jpg)
List of the largest optical telescopes in the contiguous United States ranks telescopes of North America, a continent in the northern hemisphere of Earth.
21st century
For now optical telescopes located in the contiguous United States by aperture.
Refractors
Some of the big traditional refractors (telescope with lens0 in North America:
Name/Observatory | Standort | Lens diameter | Focal length | Built | Kommentare | Image |
---|---|---|---|---|---|---|
Yerkes Observatory[6] | Williams Bay, Wisconsin, USA | 102 cm (40″) | 19.4 m (62′) | 1897 | Largest in current operation.[7] | ![]() |
James Lick telescope Lick Observatory |
Mount Hamilton, California, USA | 91 cm (36″) | 17.6 m | 1888 | ![]() | |
William Thaw Telescope Allegheny Observatory |
Pittsburgh, Pennsylvania, USA | 76 cm (30″) | 14.1 m | 1914 | Brashear made, photographic[8] | ![]() |
Leander McCormick Observatory | Charlottesville, Virginia, USA | 66 cm (26" ) | 9.9 m | 1884 | completed c. 1874, installed 1884 | ![]() |
U.S. Naval Observatory | Foggy Bottom Washington, DC, USA moved to Northwest, Washington, D.C., 1893 |
66 cm (26") | 9.9 m | 1873 | Largest refractor in 1873. Alvan Clark & Sons mounting replaced with Warner & Swasey mounting in 1893. | ![]() |
Sproul Observatory | Pennsylvania, USA | 61 cm (24″) | 11.0 m (36 ft) | 1911 | Currently under restoration to be re-installed in Northwest Arkansas[9] | ![]() |
Lowell Observatory | Arizona, USA | 61 cm (24″) | 9.75 m (32 ft) | 1894 | Alvan Clark & Sons telescope | ![]() |
Biggest telescopes in 1950
Optical telescopes only
Name / Observatory |
Image Out |
Image In |
Aperture | First Light |
Nation |
---|---|---|---|---|---|
Hale Telescope Palomar Obs. |
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200-inch 508 cm |
1949 | ![]() |
Hooker Telescope Mount Wilson Obs. |
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100 inch 254 cm |
1917 | ![]() |
McDonald Obs. 82 inch i.e. Otto Struve Telescope |
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82 inch 208 cm |
1939 | ![]() | |
David Dunlap Observatory | ![]() |
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74 inch 188 cm |
1935 | ![]() |
Plaskett telescope Dominion Astrophysical Obs. |
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72 inch 182 cm |
1918 | ![]() |
69-inch Perkins Telescope[10] Perkins Observatory |
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69 inch 175 cm |
1931–1964 | ![]() | |
Wyeth 61" reflector[11] Oak Ridge Observatory |
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61 inch 155 cm |
1933-2005[12] | ![]() | |
60 inch Hale Mount Wilson Observatory |
60 inch 152.4 cm |
1908 | ![]() |
Biggest telescopes in 1900
Name/Observatory | Aperture cm (in) |
Typ | Location then (Original Site) | Extant* |
---|---|---|---|---|
Yerkes Observatory[6] | 102 cm (40″) | achromat | Williams Bay, Wisconsin, USA | 1897 |
James Lick telescope, Lick Observatory | 91 cm (36″) | achromat | Mount Hamilton, California, USA | 1888 |
Crossley Reflector[13] | 91.4 cm(36″) | reflector – glass | Lick Observatory, USA | 1896 |
Harvard College Observatory | 71 cm (28″) | reflector | Vereinigte Staaten | 1889[14] |
McCormick Observatory | 67 cm (26.37") | achromat | Charlottesville, Virginia, USA | 1883 |
U.S. Naval Observatory | 66 cm (26") | achromat | Washington, DC, USA | 1873 |
Lowell Observatory | 61 cm (24″) | achromat | Arizona, USA | 1896 |
Halstead Observatory | 58.4 cm (23″) | achromat | Princeton, USA | 1881 |
Chamberlin Observatory | 50 cm (20″) | achromat | Colorado, USA | 1891 |
18½-in Dearborn Observatory Refractor | 47 cm (18.5″) | achromat | Chicago (1862–1893), Evanston, Illinois (1893), USA | 1862 |
Flower Observatory | 46 cm (18″) | achromat | Philadelphia, USA | 1896 |
Harvard Great Refractor, Harvard College Observatory[15] | 38 cm (15″) | achromat | Cambridge, Massachusetts, USA | 1847 |
Wellesley College Whitin Observatory 12-inch Fitz Jacob Campbell's 12 inch refractor[16] |
30 cm (12″) | achromat | Massachusetts, USA New York, USA |
1900 1852 |
University of Illinois Observatory | 30 cm (12″) | achromat | Urbana, Illinois, USA | 1896 |
Merz und Mahler (Mitchell cupola), Cincinnati Observatory | 28 cm (11″) | achromat | Cincinnati, Ohio, USA | 1843 |
Fraunhofer Refractor, United States Naval Observatory (Foggy Bottom) | 24.4 cm (9.6″) | achromat | Foggy Bottom, D.C., USA | 1844 [17] |
Wesleyan University 6-inch Lerebours refractor[18] | 15.24 cm (6″) | achromat | Connecticut | 1836 [19] |
Utzschneider & Fraunhofer Comet Seeker[20] | 10.2 cm (4″) | acrhomat | Foggy Bottom, D.C., USA | 1843 |
Biggest telescopes in 1850
Some of the largest at observatories:
Name/Observatory | Aperture cm (in) |
Typ | Location then (Original Site) | Extant* |
---|---|---|---|---|
Harvard Great Refractor, Harvard College Observatory[15] | 38 cm (15″) | achromat | Cambridge, Massachusetts, USA | 1847 |
Merz und Mahler (Mitchell cupola), Cincinnati Observatory | 28 cm (11″) | achromat | Cincinnati, Ohio, USA | 1843 |
West Point Observatory 9.75 inch Fitz equatorial | 24.77 cm (9.75″) | achromat | West Point, USA | 1839 [21] |
Fraunhofer Refractor, United States Naval Observatory (Foggy Bottom) | 24.4 cm (9.6″) | achromat | Foggy Bottom, D.C., USA | 1844 [17] |
Wesleyan University 6-inch Lerebours refractor[22] | 15.24 cm (6″) | achromat | Connecticut | 1836 |
Yale Dollond 5-inch, Yale College Observatory | 12.7 cm (5″) | achromat | New Haven, Connecticut | 1828[23] |
Utzschneider & Fraunhofer Comet Seeker[20] | 10.2 cm (4″) | acrhomat | Foggy Bottom, D.C., USA | 1843 |
See also
- Lists of telescopes
- List of radio telescopes
- List of largest optical reflecting telescopes (mirrors)
- List of largest optical refracting telescopes (lenses)
References
- ^ Dwayne DayMonday, May 11, 2009 (2009-05-11). "Mirrors in the dark". The Space Review. Retrieved 2012-01-03.
{{cite web}}
: CS1 maint: multiple names: authors list (link) CS1 maint: numeric names: authors list (link) - ^ Lowell Observatory - DCT status Archived 2012-09-02 at the Wayback Machine
- ^ "The Mayall 4-Meter Telescope". Noao.edu. February 27, 1973. Retrieved August 19, 2009.
- ^ John Pike. "Starfire". Globalsecurity.org. Retrieved August 19, 2009.
- ^ "NASA Orbital Debris Observatory". Astro.ubc.ca. Retrieved August 19, 2009.
- ^ a b http://astro.uchicago.edu/vtour/40inch/
- ^ http://www.britannica.com/EBchecked/topic/653042/Yerkes-Observatory
- ^ "Archived copy". Archived from the original on 2008-11-21. Retrieved 2009-03-30.
{{cite web}}
: CS1 maint: archived copy as title (link) - ^ Large telescope moves to Northwest Arkansas to further STEM recruitment goals
- ^ "History". Perkins Observatory. 1 August 1998. Archived from the original on 28 September 2006. Retrieved 5 March 2012.
- ^ "Archived copy". Archived from the original on 2010-06-27. Retrieved 2010-10-06.
{{cite web}}
: CS1 maint: archived copy as title (link) - ^ [1]
- ^ "Mt. Hamilton Telescopes: CrossleyTelescope". www.ucolick.org. Retrieved September 8, 2019.
- ^ "1914Obs....37..245H Page 250". Retrieved September 8, 2019.
- ^ a b "Harvard College Observatory: Great Refractor". www.cfa.harvard.edu. Retrieved September 8, 2019.
- ^ [2]
- ^ a b [3]
- ^ [4]
- ^ [5]
- ^ a b The General History of Astronomy. Cambridge University Press. 1900. ISBN 9780521242561.
- ^ Jones, Bessie Judith (Zaban); Jones, Bessie Z.; Jones, Bessie Zaban; Boyd, Lyle Gifford (1971). The Harvard College Observatory: The First Four Directorships, 1839-1919. Harvard University Press. ISBN 9780674374607.
- ^ [6]
- ^ Jones, Bessie Judith (Zaban); Jones, Bessie Z.; Jones, Bessie Zaban; Boyd, Lyle Gifford (1971). The Harvard College Observatory: The First Four Directorships, 1839-1919. Harvard University Press. ISBN 9780674374607.