closest point
61Automatic Radar Plotting Aid — A maritime radar with Automatic Radar Plotting Aid (ARPA) capability can create tracks using radar contacts. The system can calculate the tracked object s course, speed and closest point of approach (CPA), thereby knowing if there is a danger of… …
62Virgin Islands — a group of islands in the West Indies, E of Puerto Rico: comprises the Virgin Islands of the United States and the British Virgin Islands. Abbr.: V.I., VI * * * Virgin Islands Introduction Virgin Islands Background: During the 17th century, the… …
63Wrigley Field — For the former ballpark in Los Angeles, see Wrigley Field (Los Angeles). Wrigley Field The Friendly Confines Cubs Park Wrigley Field in 2004 Former names …
64Sackville, New Brunswick — Infobox Settlement official name = Sackville nickname = motto = settlement type = Town imagesize = 265px image caption = Sackville Waterfowl Park image pushpin subdivision type = Country subdivision name = Canada subdivision type1 = Province… …
65Extraterrestrial skies — The sky of a world refers to the view of the heavens from its surface. This view varies from world to world for many reasons. The most important factor in the appearance of a world s sky is its atmosphere, or the lack thereof. Depending on the… …
66Natal, Rio Grande do Norte — Natal   Municipality   The Municipality of Natal From upper left: Forte dos Reis Magos; Bairro Tirol at night; Alberto Maranhão Theatre …
67Color rendering index — Emitted light spectrum determines the color rendering index of the lamp. Color render …
68Neighborhoods of Richmond, Virginia — Main article: Richmond, Virginia This article is about the various neighborhoods and districts in the Greater Richmond, Virginia area. Note that this article is an attempt to be inclusive of the broader definitions of the areas which are often… …
69per|i|gee — «PEHR uh jee», noun. 1. the point closest to the earth in the orbit of the moon or any other earth satellite: »The speed is greatest at perigee, when the moon is nearest the earth (Robert H. Baker). See piture under apogee. (Cf. ↑apogee) 2.… …
70Map projection — A medieval depiction of the Ecumene (1482, Johannes Schnitzer, engraver), constructed after the coordinates in Ptolemy s Geography and using his second map projection A map projection is any method of representing the surface of a sphere or other …
