• Thumbnail for Airy-0
    Airy-0 is a crater inside the larger Airy Crater on Mars, whose location historically defined the Martian prime meridian. It is about 0.5 km (0.3 mile)...
    6 KB (547 words) - 12:22, 2 July 2024
  • following features, phenomena, and theories are named: Airy (lunar crater) Airy (Martian crater) Airy-0, a smaller crater within the previous one on Mars,...
    1 KB (182 words) - 22:36, 7 November 2023
  • Thumbnail for George Biddell Airy
    Sir George Biddell Airy KCB FRS (/ˈɛəri/; 27 July 1801 – 2 January 1892) was an English mathematician and astronomer, as well as the Lucasian Professor...
    43 KB (5,033 words) - 13:52, 12 August 2024
  • Thumbnail for Mount Airy, North Carolina
    Mount Airy /ˈmaʊntəri/ is a city within Surry County, in the U.S. state of North Carolina. As of the 2020 United States census, the city's population was...
    29 KB (2,538 words) - 15:25, 19 August 2024
  • Thumbnail for Airy disk
    In optics, the Airy disk (or Airy disc) and Airy pattern are descriptions of the best-focused spot of light that a perfect lens with a circular aperture...
    30 KB (4,608 words) - 14:10, 20 September 2024
  • Thumbnail for Airy function
    sciences, the Airy function (or Airy function of the first kind) Ai(x) is a special function named after the British astronomer George Biddell Airy (1801–1892)...
    25 KB (4,030 words) - 14:26, 4 August 2024
  • Thumbnail for Timekeeping on Mars
    uncertainty in the exact geographical position of the prime meridian at Airy-0 crater.[citation needed] A convention used by spacecraft lander projects...
    48 KB (5,829 words) - 20:46, 30 July 2024
  • Thumbnail for Fabry–Pérot interferometer
    underlying the Airy distribution can be resolved when measuring the Airy distribution. At the point where Δ ν c = Δ ν F S R ⇒ R 1 R 2 = e − 2 π ≈ 0.001867 ,...
    55 KB (8,890 words) - 16:45, 7 April 2024
  • Thumbnail for Mount Airy, Maryland
    Mount Airy is a town in Carroll and Frederick counties in the U.S. state of Maryland. It is part of both the Washington Metropolitan Area and Baltimore...
    28 KB (3,082 words) - 13:02, 3 July 2024
  • Bi(x) Airy points. Airy stress functions Airy transform Airy wave theory. Airy zeta function Airy–Heiskanen model, see "Airy hypothesis". Airy, a crater...
    3 KB (216 words) - 22:36, 7 November 2023
  • Thumbnail for Geodetic coordinates
    usually referenced, which for Mars is the meridian passing through the crater Airy-0. It is possible for many different coordinate systems to be defined upon...
    7 KB (893 words) - 13:52, 25 March 2024
  • Thumbnail for Beer (Martian crater)
    as Meridiani Planum. Currently the Martian prime meridian is the crater Airy-0. Beer lies in the southwest of Meridiani Planum, about 8° from the prime...
    2 KB (226 words) - 00:23, 26 January 2024
  • Thumbnail for Uttarakhand Kranti Dal
    Chandra Tripathi, Prof. Devi Datt Pant, Indramani Badoni and Kashi Singh Airy at Nanital. The party was formed under the leadership of some of the major...
    16 KB (936 words) - 00:44, 21 September 2024
  • Thumbnail for Areography
    crater (named Airy-0), located in Sinus Meridiani along the meridian line of Beer and Mädler, thus defining 0.0° longitude with a precision of 0.001°. This...
    26 KB (3,178 words) - 16:50, 26 September 2024
  • Thumbnail for Prime meridian (Greenwich)
    local gravity vector at the Airy transit circle (51°28′40.1″N 0°0′5.3″W / 51.477806°N 0.001472°W / 51.477806; -0.001472 (Airy Transit)) of the Greenwich...
    14 KB (1,509 words) - 22:58, 16 September 2024
  • Thumbnail for Prime meridian
    Mars was established in 1971 and passes through the center of the crater Airy-0, although it is fixed by the longitude of the Viking 1 lander, which is...
    60 KB (4,777 words) - 10:56, 30 September 2024
  • Thumbnail for Surry County, North Carolina
    county seat is Dobson, and its largest community is Mount Airy. Surry county comprises the Mount Airy, NC Micropolitan Statistical Area, which is also included...
    28 KB (2,232 words) - 18:08, 1 October 2024
  • Thumbnail for Mars
    provided extensive imagery of Mars in 1972, a small crater (later called Airy-0), located in the Sinus Meridiani ("Middle Bay" or "Meridian Bay"), was chosen...
    205 KB (18,245 words) - 22:03, 26 August 2024
  • Thumbnail for Airy (lunar crater)
    Airy is a lunar impact crater located in the southern highlands. It is named in honour of British astronomer George Biddell Airy. It forms the southernmost...
    7 KB (351 words) - 04:23, 19 April 2023
  • Airy points (after George Biddell Airy) are used for precision measurement (metrology) to support a length standard in such a way as to minimise bending...
    9 KB (1,080 words) - 15:12, 26 August 2024
  • Thumbnail for Mount Airy, Georgia
    Mount Airy is a town in Habersham County, Georgia, United States. The population was 1,284 at the 2010 census, up from 604 at the 2000 census. The Georgia...
    10 KB (682 words) - 15:18, 29 April 2024
  • Thumbnail for Davies (crater)
    Masursky and defined the prime meridian of Mars as passing through the crater Airy-0. Davies Crater lies on the prime meridian, appropriate because Davies was...
    2 KB (142 words) - 10:24, 30 April 2024
  • Thumbnail for Mount Airy, Philadelphia
    Mount Airy is a neighborhood of Northwest Philadelphia in the U.S. state of Pennsylvania. Mount Airy is bounded on the northwest by the Cresheim Valley...
    28 KB (2,852 words) - 19:28, 11 September 2024
  • In fluid dynamics, Airy wave theory (often referred to as linear wave theory) gives a linearised description of the propagation of gravity waves on the...
    49 KB (5,476 words) - 10:03, 9 July 2024
  • Thumbnail for Planetary coordinate system
    historical astronomers, Merton E. Davies established the meridian of Mars at Airy-0 crater. For Mercury, the only other planet with a solid surface visible...
    19 KB (2,166 words) - 18:52, 2 October 2024
  • Thumbnail for Ordnance Survey National Grid
    400 km west, 100 km north of True Origin Scale factor: 0.9996012717 EPSG Code: EPSG:27700 Ellipsoid: Airy 1830 Semi-major axis a: 6377563.396 m Semi-minor axis...
    19 KB (2,177 words) - 07:38, 19 August 2024
  • Thumbnail for Airy beam
    An Airy beam, is a propagation invariant wave whose main intensity lobe propagates along a curved parabolic trajectory while being resilient to perturbations...
    19 KB (2,125 words) - 14:05, 16 November 2023
  • The Airy processes are a family of stationary stochastic processes that appear as limit processes in the theory of random growth models and random matrix...
    5 KB (881 words) - 14:24, 4 August 2024
  • Thumbnail for Mount Airy, Cincinnati
    Mount Airy is one of the 52 neighborhoods of Cincinnati, Ohio. The neighborhood is home to Mount Airy Forest, one of the oldest urban reforestation projects...
    5 KB (440 words) - 04:37, 7 July 2024
  • Thumbnail for IERS Reference Meridian
    Systems Service (IERS). It passes about 5.3 arcseconds east of George Biddell Airy's 1851 transit circle which is 102 metres (335 ft) at the latitude of the...
    13 KB (780 words) - 15:48, 29 August 2024