The NASA Global Differential GPS System (GDGPS) and The ...
The NASA Global Differential GPS System (GDGPS) and The ...
The NASA Global Differential GPS System (GDGPS) and The ...
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Jason-1: Radar altimeter for precise oceanography at 1300 km altitude<br />
1<br />
Meters<br />
0.5<br />
0<br />
-0.5<br />
-1<br />
Jason: Real Time Science Quality Orbits<br />
Jason Real Time Orbit Determination Error<br />
H RMS = 0.12 m<br />
C RMS = 0.05 m<br />
L RMS = 0.14 m<br />
H RMS = 0.02 m<br />
C RMS = 0.03 m<br />
L RMS = 0.07 m<br />
0 5 10 15 20 25<br />
Hours Since Apr 1, 2003<br />
<strong>NASA</strong>’s <strong>Global</strong> <strong>Differential</strong> <strong>GPS</strong> <strong>System</strong><br />
<strong>NASA</strong><br />
Science requirement:<br />
2.5 cm RMS radially<br />
Truth: sub-cm RMS<br />
accuracy for<br />
radial coordinate<br />
Y. Bar-Sever - 6
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