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by Faark 917 days ago
5 years to deorbit passively is correct, but the expected service life is in somewhat similar. Best quote i've got on hand right now is wikipedia:

> "...implement an operations plan for the orderly de-orbit of satellites nearing the end of their useful lives (roughly five to seven years) at a rate far faster than is required under international standards.

Obviously there are many unknowns in factors like hardware reliability or fuel consumption.