Due to planned IT maintenance access to ESO services will be only intermittent between Saturday, 23 Jul 2016 at 08:00 CEST and Sunday, 24 Jul 2016 at 24:00 CEST. In particular, we advise our users not to try to submit Phase 2 material during this period to avoid any problems.

Service Mode Policies

Instrument selector

This page is valid for all instruments