Notice: A minor IT Maintenance and Release Window will take place between Saturday, 8 August, 2020 at 08:00 CEST/02:00 CLT and Sunday, 9 August, 2020 at 24:00 CEST/18:00 CLT. From 08:00 CEST/02:00 CLT on Saturday all ESO IT services including the User Portal, p2/p2demo, the Scientific Archive, E-mail, and internet connectivity on all ESO sites, could be subject to intermittent outages.

Full services cannot be guaranteed before Monday, 10 August, 2020. We apologise for any inconvenience caused by this.

Service Mode Special Procedures

There are some special procedures for service mode observations in the following cases:

ESO Public Surveys
Director's Discretionary Time (DDT) programmes
Target of Opportunity (ToO) programmes
Rapid Response Mode (RRM) observations
Observations of Moving Targets
Use of special non-ESO user filters

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ESO — Reaching New Heights in Astronomy

Service Mode Special Procedures

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