The Gemini observing databases will be offline for several hours on Monday, June 3 while we perform software updates.

During this time the following services will be unavailable:

• Observing Tool synchronizations and file transfers
• Phase I Tool guide star probability queries
• Target of Opportunity triggers

The new 2019B Observing Tool should be available on Tuesday, June 4 and will be required to access the observing databases.

Please check this site for further announcements.