estimated reckoning

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• Dead reckoning — For other uses, see Dead reckoning (disambiguation). The navigator plots his 9am position, indicated by the triangle, and, using his course and speed, estimates his position at 9:30am and 10am. In navigation, dead reckoning (also ded (for… …   Wikipedia

• dead reckoning — Navig. 1. calculation of one s position on the basis of distance run on various headings since the last precisely observed position, with as accurate allowance as possible being made for wind, currents, compass errors, etc. 2. one s position as… …   Universalium

• bush reckoning — /bʊʃ ˈrɛkənɪŋ/ (say boosh rekuhning) noun Colloquial imprecisely estimated distance or time, usually underestimated or unrealistic: it takes five days to get there, two days by bush reckoning …  

• dead reckoning — noun Date: 1613 1. the determination without the aid of celestial observations of the position of a ship or aircraft from the record of the courses sailed or flown, the distance made, and the known or estimated drift 2. guesswork • dead reckon… …   New Collegiate Dictionary

• dead reckoning — noun A method of estimating the position of a ship or aircraft by applying estimates of the distance and direction travelled to a previously known position. In respect to ships/boats, it excludes the effect of wind and current on the vessel.… …   Wiktionary

• Kalman filter — Roles of the variables in the Kalman filter. (Larger image here) In statistics, the Kalman filter is a mathematical method named after Rudolf E. Kálmán. Its purpose is to use measurements observed over time, containing noise (random variations)… …   Wikipedia

• Late-2000s financial crisis — The TED spread (in red) increased significantly during the financial crisis, reflecting an increase in perceived credit risk …   Wikipedia

• Subprime mortgage crisis — Part of a series on: Late 2000s financial crisis Major dimensions …   Wikipedia

• Black Death — ), [ [http://www.pasteur.fr/actu/presse/press/07pesteTIGR E.htm Researchers sound the alarm: the multidrug resistance of the plague bacillus could spread] ] but recently attributed by some to other diseases.The pandemic is thought to have begun… …   Wikipedia

• Navigation — This article is about determination of position and direction on or above the surface of the earth. For other uses, see Navigation (disambiguation). Table of geography, hydrography, and navigation, from the 1728 Cyclopaedia. Navigation is the… …   Wikipedia

• Korea — This article is about the territory and civilization. For other uses, see Korea (disambiguation). Korea …   Wikipedia