ESA Space Data Preservation Archive

Joint “Space Data Preservation Archive” (formerly indicated as “EO Cold Back-up Archive”) used to receive, ingest and archive EO and other ESA directorates space data for long-term preservation. The archive is interfaced with EO and Science missions PDGSs through Front End Circulators (PE-FE and Mercury) ensuring internal and external interfaces for data records and associated technical content exchange and circulation.

联合‘空间数据长期保存档案’（原称‘地球观测数据冷备份档案’），该档案用于接收、摄取并保存地球观测及其他欧洲航天局部门的空间数据，以实现长期保存。该档案通过前端循环器（PE-FE和Mercury）与地球观测和科学任务的数据处理地面站（PDGS）进行接口连接，确保数据记录及其相关技术内容的内部及外部交换与流通。