ECSS-Q-30-09A – Availability analysis (7 December 2005)

This Standard has been cancelled and replaced by ECSS-Q-ST-30-09C (31 July 2008).

This Standard is part of a series of ECSS Standards belonging to ECSS-Q-30, Space product assurance – Dependability. The present standard defines the requirements on availability activities and provides where necessary guidelines to support, plan and implement the activities.

It defines the requirement typology that is followed, with regard to the availability of space systems or subsystems in order to meet the mission performance and needs according to the dependability and safety principles and objectives.

This Standard also describes the process that is followed and themost significant methodologies for the availability analysis to cover such aspects as

This Standard applies to all elements of a space project (flight and ground segments), where Availability analyses are part of the dependability programme, providing inputs for the system concept definition and design development.

The on-ground activities and the operational phases are considered, for availability purposes, in order to

When viewed in a specific project context, the requirements defined in this Standard should be tailored to match the genuine requirements of a particular profile and circumstances of a project.

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