History
Past service disruptions and maintenance events
28 November – 5 December 1983
✨
No incidents
All systems operated normally during this period
21–28 November 1983
✨
No incidents
All systems operated normally during this period
14–21 November 1983
✨
No incidents
All systems operated normally during this period
7–14 November 1983
✨
No incidents
All systems operated normally during this period
31 October – 7 November 1983
✨
No incidents
All systems operated normally during this period