Compute Local Satellite Positions


Compute the local altitude, azimuth, range, and range rate of GPS and Glonass satellites.
If you don't know your local longitude/latitude, go here or go here .


Enter Longitude :
(degrees) (minutes) (seconds) East/West:


Enter Latitude :

(degrees) (minutes) (seconds) North/South:


Enter Elevation (meters) :


Select
U.S. NAVSTAR GPS -or-
Russian Glonass satellites:


US Naval Observatory Home Page
What Time Is It? USNO Time Service Home Page
GPS Home Page at USNO

Send questions or comments to: res@tuttle.usno.navy.mil. Last updated 6 June 96.
Time Service Dept., U.S. Naval Observatory, Washington, DC