The Gemini observing databases will be offline for several hours on Tuesday, December 11 while we perform software updates.

During this time the following services will be unavailable:

• Observing Tool synchronizations, file transfers, and non-sidereal target queries
• Phase I Tool guide star probability queries

The new 2019A Observing Tool should be available on Wednesday, December 12 and will be required to access the observing databases.

Please check this site for further announcements.