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Little Joe 5B
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Little Joe 5B

Little Joe 5B
Mission Insignia
Mission Statistics
Mission Name: Little Joe 5B
Call Sign: LJ-5B
Number of
Crew Members:
0
Launch: April 28, 1961
Wallops Island
Landing: April 28, 1961
Duration: 5 min 25 s
Number of
Orbits:
suborbital
Apogee: 2.8 mi
4.5 km
Distance
Traveled:
9 mi
14.5 km
Maximum
velocity:
1,780 mph
2,865 km/h
Peak acceleration: 10 g
Mass: 1,141 kg
LJ-5B

Little Joe 5B was an unmanned Launch Escape System test of the Mercury spacecraft, conducted as part of the U.S. Mercury program. The mission used production Mercury spacecraft # 14A. The mission was launched April 28, 1961, from Wallops Island, Virginia. The Little Joe 5B flew to an apogee of 2.8 miles (4.5 km) and a range of 9 miles (14 km). The mission lasted 5 minutes 25 seconds. Maximum speed was 1,780 mph (2865 km/h) and acceleration was 10 g (98 m/s²). The mission was a success and Mercury spacecraft # 14A was recovered. Mass 1,141 kg.

Mercury spacecraft # 14A used in the Little Joe 5B mission , is currently displayed at the Virginia Air and Space Center, Hampton, VA . Mercury spacecraft #14A display page on A Field Guide to American Spacecraft website.



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