Vanguard (20in X-ray #1)

USA

Spacecraft nº: 10

USA satellite nº: 7

Launch data:

Designation	F00010 / 58F04
Launch date	29 Apr 1958 - 2:53 UT
Launch site	CC, LC18A
Launch vehicle	Vanguard TV-5
Mission	Science: X-ray satellite

Launch Failure.
First and second stages worked well, and the assembly rose to 318 miles altitude, but the third stage failed to fire, and the rocket and satellite fell into the Atlantic Ocean.

Spacecraft data:

Prime contractor
Operator	NASA
Mass at launch	kg
Dry Mass	kg
Basic shape
Dimension
Stabilization
DC power
Decay	29 Apr 1958

Ref.: #7, #6e, #14, #102 - update: 06.02.15

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