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Vanguard TV5

Rocket launch

by USA

Launch time29 Apr 195802:53 UTC

failure

After the second stage shutdown, the third stage failed to ignite.

Rocket Vanguard

launched from Cape Canaveral, LC-18AUSA

Payloads

NamePurposeMassComment
Vanguard 2Aexperimental satellite9.75 kg-