RTV-G-4 Bumper
Launch history

RTV-G-4 Bumper

Section Title: Launch history
Table Section Text: None

Rocket number	Time	Launch site	Pad	Maximum altitude	Remarks

1948

Bumper 1	May 13, 1948	White Sands	Pad 33	127.3 km (79.1 mi)	Premature cut-off of WAC 2nd stage.

Bumper 2	August 19, 1948	White Sands	Pad 33	13.4 km (8.3 mi)	First stage failed due to propellant flow interruption.

Bumper 3	September 30, 1948	White Sands	Pad 33	150.3 km (93.4 mi)	WAC stage failed.

Bumper 4	November 1, 1948	White Sands	Pad 33	4.8 km (3.0 mi)	Explosion in tail of V-2.

1949

Bumper 5	February 24, 1949	White Sands	Pad 33	393 km (244 mi)	Successful flight. Separation of stages at 32.2 km (20.0 mi).

Bumper 6	April 21, 1949	White Sands	Pad 33	49.9 km (31.0 mi)	Premature V-2 cut-off; WAC stage failed to fire.

1950

Bumper 8	July 24, 1950	Cape Canaveral	Pad 3	16.1 km (10.0 mi)	Low-angle atmospheric flight over 320 km (200 mi) range. First rocket launch from Cape Canaveral.

Bumper 7	July 29, 1950	Cape Canaveral	16.1 km (10.0 mi)	Low-angle atmospheric flight over 320 km (200 mi) range.

Sentence(s)

The first six RTV-G-4 Bumper launches were conducted at the White Sands, and the seventh launch, Bumper 8 on July 24, 1950, was the first rocket launched from Cape Canaveral.

final_sentence: The first six RTV-G-4 Bumper launches were conducted at the White Sands, and the seventh launch, Bumper 8 on July 24, 1950, was the first rocket launched from Cape Canaveral.