Security
17 May: closing of KOG and Old Observatory (Sterrewacht)
Due to recent developments, as a precaution, it has been decided to close KOG and Old Observatory (Sterrewacht) today with immediate effect. All staff and students have been requested to leave the premises quietly. Lectures and events at these locations have been cancelled for today. Apologies for the inconvenience.
Update: KOG and Old Observatory (Sterrewacht) reopen on 18 May according to regular opening hours.