File:GPS Satellite NASA art-iif.jpg

原本檔案(1,006 × 806 像素,檔案大細:111 KB ,MIME類型:image/jpeg

摘要

描述
English: Artist's conception of GPS Block II-F satellite in Earth orbit.
Français : Vue d'artiste d'un satellite GPS Block II-F sur orbite terrestre.
日期 未知日期
Unknown date
來源 https://www.egraphicbd.com [dead link] (Wayback Machine)
作者 NASA
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協議

Public domain This file is in the public domain in the United States because it was solely created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (See Template:PD-USGov, NASA copyright policy page or JPL Image Use Policy.)
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GPS determines the position of a vessel by comparing signals from several transmitting satellites in medium earth orbit (MEO). Differential GPS (DGPS) provides error correction to the GPS signals in order to increase location fix accuracy.

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現時2006年2月9號 (四) 20:20響2006年2月9號 (四) 20:20嘅縮圖版本1,006 × 806(111 KB)Michaelfavor~commonswikiArtist Interpretation of GPS satellite, image courtesy of NASA http://www.navcen.uscg.gov/ftp/gps/ggeninfo/gps-iif.tif

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