February 7, 2017

Organization

DORIS system Responsibility

CNES: System development and maintenance, precise orbit determination

GRGS: Earth gravity field, precise positioning and geodesy

IGN: Network development and maintenance, precise positioning and geodesy

Customer Space Agencies

ESA: Envisat, Cryosat

NASA, NOAA, EUMETSAT: Topex/Poseidon, Jason-1, Jason-2, Jason-3

ISRO: Saral/AltiKa

CNSA: HY2

Development Contractors

CLS: Operation, ground developments
CISI: DORIS Control Centre Development

DACTEM: Ground Test Equipment

ELTA: Beacons (3rd generation)
OSA: Oscillators
CHELTON: Antennas

THALES: On-board Instruments
CHELTON: Antennas
RAKON: Oscillators
COFRAMI: Onboard software-specific functions