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TOOLS ACTIVITIES INSTRUMENTS DOCUMENTS

Instrument - Positioning/Navigation

Instrument - Positioning/Navigation

PRARE

The Precise Range And Range-Rate Equipment (PRARE) was a microwave tracking system on board the ERS-1 and ERS-2 missions.
Instrument - Positioning/Navigation

Instrument - Positioning/Navigation

LRR (Envisat)

The LRR instrument aboard Envisat was used to accurately determine the orbital height of the satellite.
News - Data Release news

News - Data Release news

Updated Precise Orbit data (POD) for the full ERS-1 and ERS-2 mission available

The Precise Orbit files (ERS.ORB.POD) for the entire ERS-1 and ERS-2 mission periods have been reprocessed with up-to-date standards.

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PRARE

LRR (Envisat)

Updated Precise Orbit data (POD) for the full ERS-1 and ERS-2 mission available