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VANGUARD 1


10-day predictions
VANGUARD 1 is classified as:


NORAD ID: 5
Int'l Code: 1958-002B
Perigee: 655.9 km
Apogee: 3,842.5 km
Inclination: 34.3 °
Period: 132.8 minutes
Semi major axis: 8620 km
RCS: 0.118 m2 (medium)
Launch date: March 17, 1958
Source: United States (US)
Launch site: AIR FORCE EASTERN TEST RANGE (AFETR)

Vanguard 1 was a small earth-orbiting satellite designed to test the launch capabilities of a three-stage launch vehicle and the effects of the environment on a satellite and its systems in Earth orbit. It also was used to obtain geodetic measurements through orbit analysis.
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NASA's NSSDC Master Catalog

Two Line Element Set (TLE):
1     5U 58002B   16176.68818306 -.00000041 +00000-0 -69158-4 0  9991
2     5 034.2617 026.0105 1848305 291.3348 050.0311 10.84742928047379
Source of the keplerian elements: AFSPC

N2YO: 852