History
Past service disruptions and maintenance events
25 December 1961 – 1 January 1962
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No incidents
All systems operated normally during this period
18–25 December 1961
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No incidents
All systems operated normally during this period
11–18 December 1961
✨
No incidents
All systems operated normally during this period
4–11 December 1961
✨
No incidents
All systems operated normally during this period
27 November – 4 December 1961
✨
No incidents
All systems operated normally during this period