prism spectrogram

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• Spectrometer — This article is about Spectrometers. For the spectral density measuring instrument, see Spectrogram. Grating spectrometer schematic A spectrometer (spectrophotometer, spectrograph or spectroscope) is an instrument used to measure properties of… …   Wikipedia

• Spectrum — A spectrum (plural spectra or spectrums [ [http://dictionary.reference.com/browse/spectrum Dictionary.com] . The American Heritage Dictionary of the English Language , Fourth Edition. Houghton Mifflin Company, 2004. (accessed: January 25, 2008).] …   Wikipedia

• Astrophotography — An image of Orion s Belt composited from digitized black and white photographic plates recorded through red and blue astronomical filters, with a computer synthesized green channel. The plates were taken using the Samuel Oschin Telescope between… …   Wikipedia

• Oscillator linewidth — The concept of a linewidth is borrowed from laser spectroscopy. The linewidth of a laser is a measure of its phase noise. The spectrogram of a laser is produced by passing its light through a prism. The spectrogram of the output of a pure noise… …   Wikipedia

• Pickering , Edward Charles — (1846–1919) American astronomer Born in Boston, Massachusetts, Pickering graduated from Harvard in 1865. He taught physics at the Massachusetts Institute of Technology before becoming professor of astronomy and director of the observatory at… …   Scientists

• Soyuz 13 — Infobox Space mission mission name = Soyuz 13 sign = Кавказ (Kavkaz Caucasus ) crew members = 2 launch = December 18, 1973 11:55:00 UTC Gagarin s Start landing = December 26, 1973 08:50:35 UTC 200 km SW of Karaganda duration = 7d/20:55:35 orbits …   Wikipedia

• Grigor Gurzadyan — is an Armenian astronomer, and pioneer of space astronomy. Life Born in October 15, 1922 in Baghdad, to parents fled in 1915 from Western Armenia. Upon graduating the Yerevan Polytechnic Institute in 1944, he became the postgraduate of Victor… …   Wikipedia

• Orion 1 and Orion 2 Space Observatories — The Orion 1 Space Observatory and Orion 2 Space Observatory were space observatories installed in spacecraft launched by the space program of the Soviet Union during the 1970s. Contents 1 Orion 1 1.1 Specifications 2 Orion 2 …   Wikipedia