📅 Being born on leap day vs ✈️ Dying in a plane crash
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You're 7,529.1× more likely to be born on leap day
than to die in a plane crash
Periods differ: Being born on leap day is framed as per birth (calendar), while Dying in a plane crash is per flight (commercial). The multiplier is a raw ratio of the 1-in-X figures — not a normalized lifetime risk. Compare cautiously.
Being born on leap day
1 in 1,461
per birth (calendar)
Dying in a plane crash
1 in 11,000,000
per flight (commercial)
How we calculated this
Each figure is “1 in X.” The larger X is the rarer event. Dividing that number by the more common one gives the multiplier: you're 7,529.1× more likely to be born on leap day. When the periods differ, this is a raw ratio of those figures, not a lifetime-normalized risk.
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You're 7,529.1× more likely to be born on leap day (1 in 1,461, per birth (calendar)) than to die in a plane crash (1 in 11,000,000, per flight (commercial)). ⚠️ Periods differ (per birth (calendar) vs per flight (commercial)) — compare cautiously. — How Likely Is That? https://www.howlikelyisthat.com/compare/odds-of-being-born-on-leap-day-vs-odds-of-dying-in-a-plane-crash
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