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Instrument - Positioning/Navigation
Instrument - Positioning/Navigation
LRR ERS
The Laser Retro-Reflector (LRR), on board the ERS-1 and ERS-2 missions, was an optical device for accurate satellite tracking from the ground to support instrument data evaluation.
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Instrument - Positioning/Navigation
Instrument - Positioning/Navigation
LRR (Envisat)
The LRR instrument aboard Envisat was used to accurately determine the orbital height of the satellite.