Designation
Spacetrack catalog number
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5
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COSPAR ID
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1958-002-B
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Name in Spacetrack catalog
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VANGUARD 1
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Satellite Details
Orbit
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649 x 3,823 km, 34.2°
|
Category | Scientific |
Country/organisation of origin | United States |
Mass | 1 kg |
Intrinsic brightness (Magnitude) | 10.2 (at 1000km distance, 50% illuminated) | Maximum brightness (Magnitude) | 8.3 (at perigee, 100% illuminated) |
Launch
Date
(UTC)
|
17 March 1958 12:15
|
Launch site | Cape Canaveral Space Force Station, United States |
Launch vehicle | Vanguard |
Description
The oldest man-made object in orbit! |
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