Yellow Books

The outcome of the assessment study phase for each of the three candidate L-class missions is published as an assessment study report (Yellow Book). Each report provides a comprehensive overview of the scientific objectives and resulting requirements of each mission, along with details of the proposed payload, mission design and operations.

The Yellow Books are available for download in PDF format from the following table:

Technical review reports

For each of the three candidate L-class missions an ESA internal review has been completed at the end of the assessment study phase (phase 0/A). The reviews focused on the technical and programmatic elements of the three missions. The results of each review are summarised in a technical review report.

The three reports are available for download in PDF format from the following table:

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