... Star III with its compact size (40.5mm * 35 mm * 10mm) suitable for space-sensitive application. Feature 1 ... 5 meters, 2D RMS, WAAS enabled Velocity 0.1 m/s Time 1us synchronized to GPS time ... Datum Default WGS-84 Acquisition Time Reacquisition 0.1 sec., average Hot start 1 sec., ... 42 sec., average Dynamic Conditions Altitude 18,000 meters (60,000 feet) max Velocity 515 meters /second (1000 ...