arcminute
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Arcminute — Sous unités du degré Le degré, unité de mesure d’angle, représente le 1⁄360 d’un tour complet. Pour mesurer des angles plus précis, on emploie des sous unités. Le degré ayant été inventé par les Babyloniens, les sous unités sont basées sur la… … Wikipédia en Français
Arcminute Microkelvin Imager — Infobox Telescope bgcolour = name = Arcminute Microkelvin Imager caption = The AMI Large Array, utilizing antennas from the Ryle Telescope. The telescopes have been re positioned since this photo was taken. organization = location = Mullard Radio … Wikipedia
Arcminute Cosmology Bolometer Array Receiver — ACBAR ACBAR, pour Arcminute Cosmology Bolometer Array Receiver (soit « réseau de bolomètres pour la cosmologie à l échelle de la minute d arc ») est un détecteur dédié à l observation des anisotropies du fond diffus cosmologique. Il a… … Wikipédia en Français
arcminute — (′ or min) a unit of angular measure, also called the minute of arc, equal to 60 arcseconds and to 1/60 degree. There are 21 600 arcminutes in a circle … Dictionary of units of measurement
arcminute — noun a unit of angular distance equal to a 60th of a degree • Syn: ↑minute, ↑minute of arc • Hypernyms: ↑angular unit • Part Holonyms: ↑degree, ↑arcdegree • … Useful english dictionary
Arcminute Cosmology Bolometer Array Receiver — ACBAR is an experiment to measure the anisotropy of the Cosmic microwave background.ee also*Cosmic microwave background experiments *Observational cosmologyExternal links* [http://cosmology.berkeley.edu/group/swlh/acbar/ ACBAR Homepage] *… … Wikipedia
Minute of arc — This article is about geometry. For firearms terminology, see Minute of Angle. A minute of arc, arcminute, or minute of angle (MOA), is a unit of angular measurement equal to one sixtieth (1⁄60) of one degree. In turn, a second of arc or… … Wikipedia
Optimum HDTV viewing distance — is the distance that provides the viewer with the optimum immersive visual HDTV experience. Although opinions vary on the exact screen size to distance relationship, formal research and recommendations suggest closer is preferred to further[not… … Wikipedia
Mullard Radio Astronomy Observatory — One antenna of the One Mile Telescope at the observatory The foundation plaque … Wikipedia
Thirty Meter Telescope — The Thirty Meter Telescope (TMT) will be a ground based astronomical observatory with a 30 metre (98 foot) diameter segmented mirror capable of observations from the near ultraviolet to the mid infrared (0.31 to 28 micrometres). An adaptive… … Wikipedia
