Customer: Centre National d’Etudes Spatiales (CNES)

Programme: Ariane

Supply Chain: CNES > CS Group SPACE

Context

CS Group responsabilities for Launchers Telemetry Processing Center are as follows:

• Design, Development, Integration, hardware migration, Maintenance, Operation support
• Launchers telemetry deep expertise

The features are as follows:

• LETNA (ARIANESPACE’s Digital Telemetry Operating Software), in CNES Toulouse: Telemetry processing including autonomous TMs.
• CVD (Delayed Visual Control), in Guiana Space Center: reactive availability of visual analysis reports.
• SEA (Ariane Operating System): decision making software for manufacturers experts on the conformity of their subsystems.

Project implementation

The project objectives are as follows:

• Telemetry processing for ARIANE5, VEGA and SOYOUZ launchers
• Systematic use of the center for each launch for the benefit of the ARIANESPACE customer

The processes for carrying out the project are:

• V-Cycle

Technical characteristics

The solution key points are as follows:

• Local application

The main technologies used in this project are:

Domain	Technology(ies)
Hardware environment(s)	PC
Operating System(s)	Linux Redhat 5.3 secured
Programming language(s)	C, C++,PRO*C FORTRAN, WAVE
Interoperability (protocols, format, APIs)	Kerberos LDAP
Production software (IDE, DEVOPS etc.)	Mercurial, Eclipse, TRAC
Main COTS library(ies)	Oracle Database, CNES Ogres, CNES PrestoPlot, CNES STAF, CNES SEM, Nagios