astronomical seeing

天体明晰度

Atmospheric Sciences (English-Chinese) dictionary. 2014.

Look at other dictionaries:

  • Astronomical seeing — Schematic diagram illustrating how optical wavefronts from a distant star may be perturbed by a layer of turbulent mixing in the atmosphere. The vertical scale of the wavefronts plotted is highly exaggerated. Astronomical seeing refers to the… …   Wikipedia

  • Astronomical optical interferometry — One of the first astronomical interferometers was built on the Mount Wilson Observatory s reflector telescope in 1920 in order to measure the diameters of stars. The red giant star Betelgeuse was among the first to have its diameter determined in …   Wikipedia

  • Astronomical interferometer — An astronomical interferometer is an array of telescopes or mirror segments acting together to probe structures with higher resolution. Astronomical interferometers are widely used for optical astronomy, infrared astronomy, submillimetre… …   Wikipedia

  • Seeing — Schema zur Entstehung optischer Turbulenz (Seeing) in der Erdatmosphäre. Das Seeing oder auch Astronomisches Seeing ist ein Begriff aus der Astronomie, der die Bildunschärfe durch atmosphärische Störungen (Luftunruhe) bei der Beobachtung des… …   Deutsch Wikipedia

  • Seeing — The word seeing can mean more than one thing:* In common usage, the word means visual perception * Astronomical seeing, the blurring effects of air turbulence in the atmosphere * In the occult seeing refers to the sight or the ability to see… …   Wikipedia

  • Mirage of astronomical objects — Mock mirage of the setting sun A mirage of an astronomical object is a naturally occurring optical phenomenon, in which light rays are bent to produce distorted or multiple images of an astronomical object. The mirages might be observed for such… …   Wikipedia

  • List of astronomical interferometers at visible and infrared wavelengths — Current Performance of Ground Based Interferometers Here is a list of currently existing astronomical optical interferometers (i.e. operating from visible to mid infrared wavelengths), and some parameters describing their performance.Columns 2 5… …   Wikipedia

  • Dome C — Dome C, also known as Dome Circe or Dome Charlie, located at Antarctica at an altitude of 3,233 m or 10,607 ft above sea level, is one of several summits or domes of the Antarctic Ice Sheet. Dome C is located on the Antarctic Plateau,… …   Wikipedia

  • Optical telescope — Eight Inch refracting telescope (Chabot Space and Science Center) An optical telescope is a telescope which is used to gather and focus light mainly from the visible part of the electromagnetic spectrum for directly viewing a magnified image for… …   Wikipedia

  • Concordia Station — Concordia Research Station, which opened in 2005, is a research facility that was built 3,233 m above sea level at a location called Dome C on the Antarctic Plateau, Antarctica. It is located 1,100 km inland from the French research station… …   Wikipedia

  • Observational astronomy — Mayall telescope at Kitt Peak National Observatory Observational astronomy is a division of the astronomical science that is concerned with getting data, in contrast with theoretical astrophysics which is mainly concerned with finding out the… …   Wikipedia

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