History
Past service disruptions and maintenance events
30 October – 6 November 1972
✨
No incidents
All systems operated normally during this period
23–30 October 1972
✨
No incidents
All systems operated normally during this period
16–23 October 1972
✨
No incidents
All systems operated normally during this period
9–16 October 1972
✨
No incidents
All systems operated normally during this period
2–9 October 1972
✨
No incidents
All systems operated normally during this period
25 September – 2 October 1972
✨
No incidents
All systems operated normally during this period