T-45C TS, ADV & IUT ENG-24
GINA Operating Characteristics
III. Global Positioning System (GPS) characteristics 188.8.131.52.1
Sg 3, fr 1
24 earth orbit geo-synchronous satellites are available
NOTE: More GPS satellites are being added by the U.S.
Government and upgrades are being incorporated.
Sg 3, fr 2
Minimum of five (5) GPS satellites are always
Fig 6: GPS Satellite
observable; frequently, more
Four (4) GPS satellites are required for optimal GPS
Figure 6: GPS SATELLITE ARRAY