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physical object > artifact > device > instrument > telescope > electromagnetic telescope > Earth based telescope > altazimuth telescope > Nordic Optical Telescope

Nordic Optical Telescope (NOT)
subject			fact

Nordic Optical Telescope	has mounting altazimuth in rotating building
	has longitude 17° 53'W
	has latitude 28° 45' N
	has mirror maker Optics Labs (Tartu)
	has mirror type Zerodur
	has aperture 2.56 m
	has focal ratio (f/2.0), 11.0
	has acronym NOT
	has altitude 2382 m
	has owner Obs. del Roque de Ins Muchachos
	has creation date 1989
	has location La Palma, Canary Islands
	is an instance of Cassegrain
	is an instance of optical telescope
	is an instance of altazimuth telescope
Cassegrain	has secondary mirror shape convex hyperboloid
	has primary mirror shape concave paraboloid
	has optical design Cassegrain
optical telescope	has optical design
	has reference astroweb
Earth based telescope	has mounting manufacturer the person, company or institution that constructed the mounting
	has temperature ambient
reflector	has mirror diameter equal to aperture (except for Schmidt which has aperture smaller than mirror diameter)
telescope	has wavelength sensitivity
	has angular resolving power
	has effective diameter
	has operator
	has purpose observe celestial objects
artifact	has creator
physical object	has angular momentum
	has mass
	has velocity
	has momentum
	has volume
	has extent
	has material

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