• Thumbnail for Cambridge Optical Aperture Synthesis Telescope
    COAST, the Cambridge Optical Aperture Synthesis Telescope, is a multi-element optical astronomical interferometer with baselines of up to 100 metres, which...
    2 KB (163 words) - 06:57, 16 October 2023
  • Aperture synthesis or synthesis imaging is a type of interferometry that mixes signals from a collection of telescopes to produce images having the same...
    10 KB (1,055 words) - 21:07, 1 November 2024
  • Thumbnail for Optical telescope
    telescopes, which combine lenses and mirrors An optical telescope's ability to resolve small details is directly related to the diameter (or aperture)...
    58 KB (8,133 words) - 14:51, 27 November 2024
  • Thumbnail for Mullard Radio Astronomy Observatory
    Mullard Radio Astronomy Observatory (category Radio telescopes)
    (MRAO) is located near Cambridge, UK and is home to a number of the largest and most advanced aperture synthesis radio telescopes in the world, including...
    6 KB (440 words) - 15:03, 8 October 2024
  • Thumbnail for Astronomical interferometer
    signals from separate radio telescopes are combined. A mathematical signal processing technique called aperture synthesis is used to combine the separate...
    26 KB (2,657 words) - 02:25, 13 June 2024
  • Thumbnail for Telescope
    satellite. Aperture synthesis is now also being applied to optical telescopes using optical interferometers (arrays of optical telescopes) and aperture masking...
    42 KB (3,941 words) - 05:27, 6 December 2024
  • Thumbnail for Radio telescope
    optical telescopes are used to make observations in the visible portion of the spectrum in traditional optical astronomy. Unlike optical telescopes,...
    23 KB (2,576 words) - 22:48, 27 December 2024
  • Thumbnail for Angular resolution
    describes the ability of any image-forming device such as an optical or radio telescope, a microscope, a camera, or an eye, to distinguish small details...
    20 KB (2,332 words) - 12:13, 26 December 2024
  • Thumbnail for Astronomical seeing
    interferometers such as the Navy Prototype Optical Interferometer or Cambridge Optical Aperture Synthesis Telescope, but those can only be used on very bright...
    31 KB (3,902 words) - 06:22, 10 November 2024
  • reflecting telescope begins operation, located at Mauna Kea, Hawaii 1993 – Very Long Baseline Array of 10 dishes 1995 – Cambridge Optical Aperture Synthesis Telescope...
    29 KB (3,148 words) - 13:21, 14 June 2024
  • Cavendish Astrophysics Group (category Cambridge surveys of radio sources)
    Maxwell Telescope The Planck Surveyor The CLOVER telescope The Very Small Array The 5 km Ryle Telescope The Cambridge Optical Aperture Synthesis Telescope (COAST)...
    4 KB (340 words) - 23:04, 23 August 2024
  • Thumbnail for John E. Baldwin
    John E. Baldwin (category Alumni of Queens' College, Cambridge)
    first Aperture Masking Interferometry observations, and then led the construction and operation of the Cambridge Optical Aperture Synthesis Telescope, and...
    5 KB (262 words) - 09:00, 22 March 2023
  • Cache on a stick (COAST), computer memory Cambridge Optical Aperture Synthesis Telescope, an astronomical optical interferometer Coastal class airship, a...
    3 KB (405 words) - 20:50, 12 November 2024
  • Honours, before a PhD at Churchill College, Cambridge on the Cambridge Optical Aperture Synthesis Telescope. He won a Lindemann Trust Fellowship to do...
    5 KB (394 words) - 11:51, 4 May 2024
  • Thumbnail for History of the telescope
    perform aperture synthesis Fourier imaging using much larger arrays of telescopes —often spread across more than one continent. In the 1980s, the aperture synthesis...
    74 KB (9,260 words) - 17:07, 17 November 2024
  • Thumbnail for Hubble Space Telescope
    J.; Sivia, D.; et al. (August 1987). "The first images from optical aperture synthesis". Nature. 328 (6132): 694–696. Bibcode:1987Natur.328..694H. doi:10...
    219 KB (21,800 words) - 21:02, 1 January 2025
  • Thumbnail for Optical aberration
    Makers of optical instruments need to correct optical systems to compensate for aberration. Aberrations are particularly impactful in telescopes, where they...
    58 KB (8,720 words) - 01:47, 17 September 2024
  • Thumbnail for Interferometry
    technique of aperture synthesis, mixing signals from a cluster of comparatively small telescopes rather than a single very expensive monolithic telescope. Early...
    97 KB (11,142 words) - 20:46, 7 December 2024
  • Thumbnail for Radio astronomy
    radio telescopes, that are either used singularly, or with multiple linked telescopes utilizing the techniques of radio interferometry and aperture synthesis...
    37 KB (3,879 words) - 09:55, 6 October 2024
  • Thumbnail for Capella
    imaged by a separate element optical interferometer when it was imaged by the Cambridge Optical Aperture Synthesis Telescope in September 1995. In 1914...
    70 KB (7,619 words) - 20:07, 8 December 2024
  • Thumbnail for Arecibo Telescope
    Arecibo Telescope was the world's largest single-aperture telescope for 53 years, until it was surpassed in July 2016 by the Five-hundred-meter Aperture Spherical...
    85 KB (8,654 words) - 02:27, 19 November 2024
  • 155-centimeter (61-inch) optical telescope. This telescope is currently being used for a more conventional star survey, and the optical SETI survey is "piggybacking"...
    144 KB (15,528 words) - 23:07, 30 November 2024
  • Thumbnail for Jodrell Bank Observatory
    discovered by optical astronomy. The "Mark I" telescope, now known as the Lovell Telescope, was the world's largest steerable dish radio telescope, 76.2 metres...
    49 KB (5,207 words) - 08:51, 11 December 2024
  • Thumbnail for Adaptive optics
    Adaptive optics (category Telescopes)
    imaging, aperture synthesis, and lucky imaging, or by moving outside the atmosphere with space telescopes, such as the Hubble Space Telescope. Adaptive...
    28 KB (3,115 words) - 12:45, 28 December 2024
  • Thumbnail for List of radio telescopes
    The 500 meter Five-hundred-meter Aperture Spherical Telescope (FAST), China (2016) The 100 meter Green Bank Telescope, Green Bank, West Virginia, US, the...
    62 KB (1,290 words) - 17:41, 18 December 2024
  • Thumbnail for Wave interference
    a process called Aperture synthesis. This technique works by superposing (interfering) the signal waves from the different telescopes on the principle...
    33 KB (4,614 words) - 15:40, 9 December 2024
  • Thumbnail for Astronomical spectroscopy
    require the use of a satellite telescope or rocket mounted detectors.: 27  Radio signals have much longer wavelengths than optical signals, and require the...
    47 KB (5,312 words) - 17:38, 9 December 2024
  • Thumbnail for David Saint-Jacques
    David Saint-Jacques (category Alumni of Corpus Christi College, Cambridge)
    commissioning of instruments for the Cambridge Optical Aperture Synthesis Telescope and for the William Herschel Telescope in the Canary Islands. During the...
    20 KB (1,516 words) - 15:08, 5 December 2024
  • Thumbnail for Phased array
    portal Aperture synthesis History of smart antennas Huygens–Fresnel principle Interferometric synthetic-aperture radar Inverse synthetic-aperture radar...
    47 KB (5,311 words) - 12:30, 21 December 2024
  • larger telescope aperture will decrease the size of a patch. Thus, the patch size varies inversely with the Fried parameter and the telescope's angular...
    1 KB (151 words) - 16:02, 14 September 2023