Where on Earth Am I?
Courtesy of U.S. Army
360o
24,901.55midivide
69.17miCourtesy of NASA
69.17mi
hddo mm’
60min
1.15miCourtesy of NASA
1.15mi = 6,072ft
hddo mm’ ss”
60sec
101ftCourtesy of NASA
hddo mm’ ss.s”
10.1ft = 10 to 15ft
Courtesy of NASA
hddo mm’ ss.s”=10.1ft
hddo mm’ ss”=101ft
hddo mm’=1.15mi
hddo=69.1mi
Courtesy of NASA
GPSCourtesy of U.S.Army
GLOBAL POSITIONING SYSTEM
• GPS was developed by the U.S. Dept. of Defense as a world wide navigation system.
• GPS uses satellites and computers to compute position anywhere on earth.
• GPS consists of three segments: space, control and user.
USAF Research Laboratory
http://gps.faa.gov
SpaceCourtesy of U.S.Army
Courtesy of Garmin Corp
http://www.nlsa.com/gps.html
http://gps.faa.gov
Control
Courtesy of Garmin Corp.
User