1 GPS Applications. Sat05_91.ppt, 2005-12-29. Static
Dec 22, 2015
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GPS Applications, Static. Sat05_91.ppt, 2005-12-29. 1. Precise positioning
2. Positioning Services
3. GPS aid in improving satellite orbits
4. Earth orientation and rotation
5. Plate movements
6. Datum-shifts
7. Heights for ground gravity
8. Heights for levelling – Height anomaly determination
9. Clock-corrections and time-transfer
10. Instrument calibration (e.g. radar-altimeter, SAR)
11. Ionospheric and tropospheric mapping
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GPS Applications, Kinematic. Sat05_91.ppt, 2005-12-29.
Slow movements• Ice Caps, Glaciers• Post-glacial rebound• Tide-gauges – ocean loading• Land-slides• Earth-quakes• Engineering constructions (dams, buildings,
railroad-tracks)• Volcanoes
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GPS Applications, Kinematic. Sat05_91.ppt, 2005-12-29.
Moving objects
• Photogrammetry (mapping)
• Laser mapping
• LIDAR
• Radar
• Waveheights on the ocean
• Airborne and satellite gravity
• Multipath ocean surface mapping
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GPS Applications, Kinematic. Sat05_91.ppt, 2005-12-29.
Real-time Kinematic positioning• Navigation
• Guidance and control
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GPS Applications, Static. Sat05_91.ppt, 2005-12-29.
Positioning services:
Public:
http://igscb.jpl.nasa.govCommercial:
http://www.trimblecenter.dk/
http://gpsnet.dk/
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Troposphere. Sat05_91.ppt, 2005-12-29.
http://op.gfz-potsdam.de/champ/ro/001_single_diff.html
http://www.epncb.oma.be/_trackingnetwork/maps.html
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Troposphere from Ground. Sat05_91.ppt, 2005-12-29.
http://www.epncb.oma.be/_organisation/projects/trop_sp/index.html#map
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Troposphere from ground. Sat05_91.ppt, 2005-12-29.
http://www.epncb.oma.be/_organisation/projects/trop_sp/zpd.gif
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Ionosphere. Sat05_91.ppt, 2005-12-29.
Observation equation:
= R+cdtu+cdts+cdttrop-cdtion+N+Or
C is the same for L1 and L2 .
iiiionii NdC