X-15A 1 F-61Spacecraft:X-15A No. 1 Launch Vehicle: NB-52 Launched: 14 Oct 1965 |
Prime Crew |
Description: 9th X-15A manned suborbital |
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J H Engle 
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| Altitude: 50.4 miles (81.1 km)
The International Aeronautical Federation recognizes a flight above 100 kilometers (62.14 statute miles) as being a spaceflight. The United States recognizes a flight above 50 statute miles (80.46 kilometers) as being a spaceflight. The lowest recorded perigee of a satellite orbit is 78 kilometers (48.5 statute miles). References:
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