History
Past service disruptions and maintenance events
25 June – 2 July 1979
✨
No incidents
All systems operated normally during this period
18–25 June 1979
✨
No incidents
All systems operated normally during this period
11–18 June 1979
✨
No incidents
All systems operated normally during this period
4–11 June 1979
✨
No incidents
All systems operated normally during this period
28 May – 4 June 1979
✨
No incidents
All systems operated normally during this period